Merge branch 'master' into SALEOR-1403-cannot-fulfill-order-when-product-quantity-is-one

CHANGELOG.md

@@ -55,6 +55,7 @@ All notable, unreleased changes to this project will be documented in this file.
 - Add manage product types and attributes permission - #768 by @orzechdev
 - Fix isPublished and isAvailable behaviour for products, collections and pages - #780 by @mmarkusik
 - Add metadata editor to page views - #782 by @dominik-zeglen
+- Add missing infinite scroll to searches - #793 by @dominik-zeglen
 - Fix for fulfilling order when allocated quantity equals total quantity - #788 by @GrzegorzDerdak
 
 ## 2.10.1

locale/defaultMessages.json

@@ -1400,23 +1400,15 @@
     "context": "section header",
     "string": "App Status"
   },
-  "src_dot_components_dot_AssignCategoryDialog_dot_1305061437": {
-    "string": "Search Categories"
-  },
-  "src_dot_components_dot_AssignCategoryDialog_dot_190977792": {
+  "src_dot_components_dot_AssignCategoryDialog_dot_3125506097": {
     "context": "dialog header",
-    "string": "Assign Categories"
+    "string": "Assign Category"
   },
   "src_dot_components_dot_AssignCategoryDialog_dot_3690273268": {
     "string": "Search by category name, etc..."
   },
-  "src_dot_components_dot_AssignCategoryDialog_dot_3973677075": {
-    "context": "button",
-    "string": "Assign categories"
-  },
-  "src_dot_components_dot_AssignCollectionDialog_dot_1035511604": {
-    "context": "button",
-    "string": "Assign collections"
+  "src_dot_components_dot_AssignCategoryDialog_dot_3841025483": {
+    "string": "Search Category"
   },
   "src_dot_components_dot_AssignCollectionDialog_dot_2605414502": {
     "string": "Search by collection name, etc..."
@@ -1428,6 +1420,10 @@
   "src_dot_components_dot_AssignCollectionDialog_dot_4057224233": {
     "string": "Search Collection"
   },
+  "src_dot_components_dot_AssignContainerDialog_dot_1731102929": {
+    "context": "button",
+    "string": "Assign"
+  },
   "src_dot_components_dot_AssignProductDialog_dot_2100305525": {
     "context": "button",
     "string": "Assign products"

package-lock.json

@@ -9537,6 +9537,12 @@
           "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
           "dev": true
         },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
         "log-symbols": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-3.0.0.tgz",
@@ -16392,9 +16398,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.20",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
+      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
     },
     "lodash-es": {
       "version": "4.17.15",

package.json

@@ -44,7 +44,7 @@
     "is-url": "^1.2.4",
     "jss": "^9.8.7",
     "keycode": "^2.2.0",
-    "lodash": "^4.17.14",
+    "lodash": "^4.17.20",
     "lodash-es": "^4.17.14",
     "moment-timezone": "^0.5.26",
     "qs": "^6.9.0",

src/apps/components/CustomAppDetailsPage/CustomAppDetailsPage.tsx

@@ -10,6 +10,7 @@ import Grid from "@saleor/components/Grid";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { ShopInfo_shop_permissions } from "@saleor/components/Shop/types/ShopInfo";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import { PermissionEnum } from "@saleor/types/globalTypes";
 import { getFormErrors } from "@saleor/utils/errors";
@@ -42,7 +43,7 @@ export interface CustomAppDetailsPageProps {
   onTokenDelete: (id: string) => void;
   onTokenClose: () => void;
   onTokenCreate: () => void;
-  onSubmit: (data: CustomAppDetailsPageFormData) => void;
+  onSubmit: (data: CustomAppDetailsPageFormData) => SubmitPromise;
   onWebhookCreate: () => void;
   onWebhookRemove: (id: string) => void;
   navigateToWebhookDetails: (id: string) => () => void;

src/apps/views/CustomAppDetails/CustomAppDetails.tsx

@@ -130,8 +130,8 @@ export const CustomAppDetails: React.FC<OrderListProps> = ({
     onCompleted: onTokenDelete
   });
 
-  const handleSubmit = (data: CustomAppDetailsPageFormData) =>
-    updateApp({
+  const handleSubmit = async (data: CustomAppDetailsPageFormData) => {
+    const result = await updateApp({
       variables: {
         id,
         input: {
@@ -144,6 +144,9 @@ export const CustomAppDetails: React.FC<OrderListProps> = ({
       }
     });
 
+    return result.data.appUpdate.errors;
+  };
+
   const handleTokenCreate = (name: string) =>
     createToken({
       variables: {

src/attributes/components/AttributePage/AttributePage.tsx

@@ -126,7 +126,7 @@ const AttributePage: React.FC<AttributePageProps> = ({
         ? data.privateMetadata
         : undefined;
 
-    onSubmit({
+    return onSubmit({
       ...data,
       metadata,
       privateMetadata,

src/categories/components/CategoryUpdatePage/CategoryUpdatePage.tsx

@@ -13,6 +13,7 @@ import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import SeoForm from "@saleor/components/SeoForm";
 import { Tab, TabContainer } from "@saleor/components/Tab";
 import { ProductErrorFragment } from "@saleor/fragments/types/ProductErrorFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import { mapMetadataItemToInput } from "@saleor/utils/maps";
 import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
@@ -61,7 +62,7 @@ export interface CategoryUpdatePageProps
   };
   saveButtonBarState: ConfirmButtonTransitionState;
   onImageDelete: () => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: FormData) => SubmitPromise;
   onImageUpload(file: File);
   onNextPage();
   onPreviousPage();
@@ -139,7 +140,7 @@ export const CategoryUpdatePage: React.FC<CategoryUpdatePageProps> = ({
       ? data.privateMetadata
       : undefined;
 
-    onSubmit({
+    return onSubmit({
       ...data,
       metadata,
       privateMetadata

src/collections/components/CollectionDetailsPage/CollectionDetailsPage.tsx

@@ -81,7 +81,7 @@ const CollectionDetailsPage: React.FC<CollectionDetailsPageProps> = ({
       ? data.privateMetadata
       : undefined;
 
-    onSubmit({
+    return onSubmit({
       ...data,
       isPublished: data.isPublished || !!data.publicationDate,
       metadata,

src/collections/views/CollectionDetails.tsx

@@ -60,7 +60,7 @@ export const CollectionDetails: React.FC<CollectionDetailsProps> = ({
   );
   const paginate = usePaginator();
   const intl = useIntl();
-  const { search, result } = useProductSearch({
+  const { search, loadMore, result } = useProductSearch({
     variables: DEFAULT_INITIAL_SEARCH_DATA
   });
   const [updateMetadata] = useMetadataUpdate({});
@@ -296,8 +296,10 @@ export const CollectionDetails: React.FC<CollectionDetailsProps> = ({
             />
             <AssignProductDialog
               confirmButtonState={assignProductOpts.status}
+              hasMore={result.data?.search?.pageInfo.hasNextPage}
               open={params.action === "assign"}
               onFetch={search}
+              onFetchMore={loadMore}
               loading={result.loading}
               onClose={closeModal}
               onSubmit={products =>

src/components/AppLayout/AppActionContext.tsx

@@ -1,7 +1,15 @@
 import React from "react";
 
-const AppActionContext = React.createContext<React.RefObject<HTMLDivElement>>(
-  undefined
-);
+interface AppAction {
+  anchor: React.RefObject<HTMLDivElement>;
+  docked: boolean;
+  setDocked: (docked: boolean) => void;
+}
+const AppActionContext = React.createContext<AppAction>({
+  anchor: undefined,
+  docked: true,
+  setDocked: () => undefined
+});
+export const useAppAction = () => React.useContext(AppActionContext);
 
 export default AppActionContext;

src/components/AppLayout/AppLayout.tsx

@@ -50,6 +50,9 @@ const useStyles = makeStyles(
       position: "sticky",
       zIndex: 10
     },
+    appActionDocked: {
+      position: "static"
+    },
     appLoader: {
       height: appLoaderHeight,
       marginBottom: theme.spacing(2),
@@ -313,6 +316,7 @@ const AppLayout: React.FC<AppLayoutProps> = ({ children }) => {
   const [appState, dispatchAppState] = useAppState();
   const { location } = useRouter();
   const [isNavigatorVisible, setNavigatorVisibility] = React.useState(false);
+  const [docked, setDocked] = React.useState(true);
 
   const menuStructure = createMenuStructure(intl);
   const configurationMenu = createConfigurationMenu(intl);
@@ -365,7 +369,13 @@ const AppLayout: React.FC<AppLayoutProps> = ({ children }) => {
         setVisibility={setNavigatorVisibility}
       />
       <AppHeaderContext.Provider value={appHeaderAnchor}>
-        <AppActionContext.Provider value={appActionAnchor}>
+        <AppActionContext.Provider
+          value={{
+            anchor: appActionAnchor,
+            docked,
+            setDocked
+          }}
+        >
           <div className={classes.root}>
             <div className={classes.sideBar}>
               <ResponsiveDrawer
@@ -533,7 +543,12 @@ const AppLayout: React.FC<AppLayoutProps> = ({ children }) => {
                     : children}
                 </main>
               </div>
-              <div className={classes.appAction} ref={appActionAnchor} />
+              <div
+                className={classNames(classes.appAction, {
+                  [classes.appActionDocked]: docked
+                })}
+                ref={appActionAnchor}
+              />
             </div>
           </div>
         </AppActionContext.Provider>

src/components/AssignCategoryDialog/AssignCategoryDialog.tsx

@@ -1,185 +1,41 @@
-import Button from "@material-ui/core/Button";
-import CircularProgress from "@material-ui/core/CircularProgress";
-import Dialog from "@material-ui/core/Dialog";
-import DialogActions from "@material-ui/core/DialogActions";
-import DialogContent from "@material-ui/core/DialogContent";
-import DialogTitle from "@material-ui/core/DialogTitle";
-import { makeStyles } from "@material-ui/core/styles";
-import TableBody from "@material-ui/core/TableBody";
-import TableCell from "@material-ui/core/TableCell";
-import TableRow from "@material-ui/core/TableRow";
-import TextField from "@material-ui/core/TextField";
-import ConfirmButton, {
-  ConfirmButtonTransitionState
-} from "@saleor/components/ConfirmButton";
-import FormSpacer from "@saleor/components/FormSpacer";
-import ResponsiveTable from "@saleor/components/ResponsiveTable";
-import useSearchQuery from "@saleor/hooks/useSearchQuery";
-import { buttonMessages } from "@saleor/intl";
 import { SearchCategories_search_edges_node } from "@saleor/searches/types/SearchCategories";
 import React from "react";
-import { FormattedMessage, useIntl } from "react-intl";
+import { useIntl } from "react-intl";
 
-import Checkbox from "../Checkbox";
+import AssignContainerDialog, {
+  AssignContainerDialogProps
+} from "../AssignContainerDialog";
 
-export interface FormData {
+interface AssignCategoryDialogProps
+  extends Omit<AssignContainerDialogProps, "containers" | "title" | "search"> {
   categories: SearchCategories_search_edges_node[];
-  query: string;
 }
 
-const useStyles = makeStyles(
-  {
-    avatar: {
-      "&:first-child": {
-        paddingLeft: 0
-      }
-    },
-    checkboxCell: {
-      paddingLeft: 0
-    },
-    overflow: {
-      overflowY: "visible"
-    },
-    wideCell: {
-      width: "100%"
-    }
-  },
-  { name: "AssignCategoryDialog" }
-);
-
-interface AssignCategoriesDialogProps {
-  categories: SearchCategories_search_edges_node[];
-  confirmButtonState: ConfirmButtonTransitionState;
-  open: boolean;
-  loading: boolean;
-  onClose: () => void;
-  onFetch: (value: string) => void;
-  onSubmit: (data: SearchCategories_search_edges_node[]) => void;
-}
-
-function handleCategoryAssign(
-  product: SearchCategories_search_edges_node,
-  isSelected: boolean,
-  selectedCategories: SearchCategories_search_edges_node[],
-  setSelectedCategories: (data: SearchCategories_search_edges_node[]) => void
-) {
-  if (isSelected) {
-    setSelectedCategories(
-      selectedCategories.filter(
-        selectedProduct => selectedProduct.id !== product.id
-      )
-    );
-  } else {
-    setSelectedCategories([...selectedCategories, product]);
-  }
-}
-
-const AssignCategoriesDialog: React.FC<AssignCategoriesDialogProps> = props => {
-  const {
-    confirmButtonState,
-    open,
-    loading,
-    categories: categories,
-    onClose,
-    onFetch,
-    onSubmit
-  } = props;
-  const classes = useStyles(props);
-
+const AssignCategoryDialog: React.FC<AssignCategoryDialogProps> = ({
+  categories,
+  ...rest
+}) => {
   const intl = useIntl();
-  const [query, onQueryChange] = useSearchQuery(onFetch);
-  const [selectedCategories, setSelectedCategories] = React.useState<
-    SearchCategories_search_edges_node[]
-  >([]);
-
-  const handleSubmit = () => onSubmit(selectedCategories);
 
   return (
-    <Dialog
-      open={open}
-      onClose={onClose}
-      classes={{ paper: classes.overflow }}
-      fullWidth
-      maxWidth="sm"
-    >
-      <DialogTitle>
-        <FormattedMessage
-          defaultMessage="Assign Categories"
-          description="dialog header"
-        />
-      </DialogTitle>
-      <DialogContent className={classes.overflow}>
-        <TextField
-          name="query"
-          value={query}
-          onChange={onQueryChange}
-          label={intl.formatMessage({
-            defaultMessage: "Search Categories"
-          })}
-          placeholder={intl.formatMessage({
-            defaultMessage: "Search by category name, etc..."
-          })}
-          fullWidth
-          InputProps={{
-            autoComplete: "off",
-            endAdornment: loading && <CircularProgress size={16} />
-          }}
-        />
-        <FormSpacer />
-        <ResponsiveTable>
-          <TableBody>
-            {categories &&
-              categories.map(category => {
-                const isSelected = !!selectedCategories.find(
-                  selectedCategories => selectedCategories.id === category.id
-                );
-
-                return (
-                  <TableRow key={category.id}>
-                    <TableCell
-                      padding="checkbox"
-                      className={classes.checkboxCell}
-                    >
-                      <Checkbox
-                        checked={isSelected}
-                        onChange={() =>
-                          handleCategoryAssign(
-                            category,
-                            isSelected,
-                            selectedCategories,
-                            setSelectedCategories
-                          )
-                        }
-                      />
-                    </TableCell>
-                    <TableCell className={classes.wideCell}>
-                      {category.name}
-                    </TableCell>
-                  </TableRow>
-                );
-              })}
-          </TableBody>
-        </ResponsiveTable>
-      </DialogContent>
-      <DialogActions>
-        <Button onClick={onClose}>
-          <FormattedMessage {...buttonMessages.back} />
-        </Button>
-        <ConfirmButton
-          transitionState={confirmButtonState}
-          color="primary"
-          variant="contained"
-          type="submit"
-          onClick={handleSubmit}
-        >
-          <FormattedMessage
-            defaultMessage="Assign categories"
-            description="button"
-          />
-        </ConfirmButton>
-      </DialogActions>
-    </Dialog>
+    <AssignContainerDialog
+      containers={categories}
+      search={{
+        label: intl.formatMessage({
+          defaultMessage: "Search Category"
+        }),
+        placeholder: intl.formatMessage({
+          defaultMessage: "Search by category name, etc..."
+        })
+      }}
+      title={intl.formatMessage({
+        defaultMessage: "Assign Category",
+        description: "dialog header"
+      })}
+      {...rest}
+    />
   );
 };
-AssignCategoriesDialog.displayName = "AssignCategoriesDialog";
-export default AssignCategoriesDialog;
+
+AssignCategoryDialog.displayName = "AssignCategoryDialog";
+export default AssignCategoryDialog;

src/components/AssignCollectionDialog/AssignCollectionDialog.tsx

@@ -1,185 +1,41 @@
-import Button from "@material-ui/core/Button";
-import CircularProgress from "@material-ui/core/CircularProgress";
-import Dialog from "@material-ui/core/Dialog";
-import DialogActions from "@material-ui/core/DialogActions";
-import DialogContent from "@material-ui/core/DialogContent";
-import DialogTitle from "@material-ui/core/DialogTitle";
-import { makeStyles } from "@material-ui/core/styles";
-import TableBody from "@material-ui/core/TableBody";
-import TableCell from "@material-ui/core/TableCell";
-import TableRow from "@material-ui/core/TableRow";
-import TextField from "@material-ui/core/TextField";
-import ResponsiveTable from "@saleor/components/ResponsiveTable";
-import useSearchQuery from "@saleor/hooks/useSearchQuery";
-import { buttonMessages } from "@saleor/intl";
 import { SearchCollections_search_edges_node } from "@saleor/searches/types/SearchCollections";
 import React from "react";
-import { FormattedMessage, useIntl } from "react-intl";
+import { useIntl } from "react-intl";
 
-import Checkbox from "../Checkbox";
-import ConfirmButton, {
-  ConfirmButtonTransitionState
-} from "../ConfirmButton/ConfirmButton";
-import FormSpacer from "../FormSpacer";
+import AssignContainerDialog, {
+  AssignContainerDialogProps
+} from "../AssignContainerDialog";
 
-export interface FormData {
+interface AssignCollectionDialogProps
+  extends Omit<AssignContainerDialogProps, "containers" | "title" | "search"> {
   collections: SearchCollections_search_edges_node[];
-  query: string;
 }
 
-const useStyles = makeStyles(
-  {
-    avatar: {
-      "&:first-child": {
-        paddingLeft: 0
-      }
-    },
-    checkboxCell: {
-      paddingLeft: 0
-    },
-    overflow: {
-      overflowY: "visible"
-    },
-    wideCell: {
-      width: "100%"
-    }
-  },
-  { name: "AssignCollectionDialog" }
-);
-
-interface AssignCollectionDialogProps {
-  collections: SearchCollections_search_edges_node[];
-  confirmButtonState: ConfirmButtonTransitionState;
-  open: boolean;
-  loading: boolean;
-  onClose: () => void;
-  onFetch: (value: string) => void;
-  onSubmit: (data: SearchCollections_search_edges_node[]) => void;
-}
-
-function handleCollectionAssign(
-  product: SearchCollections_search_edges_node,
-  isSelected: boolean,
-  selectedCollections: SearchCollections_search_edges_node[],
-  setSelectedCollections: (data: SearchCollections_search_edges_node[]) => void
-) {
-  if (isSelected) {
-    setSelectedCollections(
-      selectedCollections.filter(
-        selectedProduct => selectedProduct.id !== product.id
-      )
-    );
-  } else {
-    setSelectedCollections([...selectedCollections, product]);
-  }
-}
-
-const AssignCollectionDialog: React.FC<AssignCollectionDialogProps> = props => {
-  const {
-    confirmButtonState,
-    open,
-    loading,
-    collections,
-    onClose,
-    onFetch,
-    onSubmit
-  } = props;
-  const classes = useStyles(props);
-
+const AssignCollectionDialog: React.FC<AssignCollectionDialogProps> = ({
+  collections,
+  ...rest
+}) => {
   const intl = useIntl();
-  const [query, onQueryChange] = useSearchQuery(onFetch);
-  const [selectedCollections, setSelectedCollections] = React.useState<
-    SearchCollections_search_edges_node[]
-  >([]);
-
-  const handleSubmit = () => onSubmit(selectedCollections);
 
   return (
-    <Dialog
-      onClose={onClose}
-      open={open}
-      classes={{ paper: classes.overflow }}
-      fullWidth
-      maxWidth="sm"
-    >
-      <DialogTitle>
-        <FormattedMessage
-          defaultMessage="Assign Collection"
-          description="dialog header"
-        />
-      </DialogTitle>
-      <DialogContent className={classes.overflow}>
-        <TextField
-          name="query"
-          value={query}
-          onChange={onQueryChange}
-          label={intl.formatMessage({
-            defaultMessage: "Search Collection"
-          })}
-          placeholder={intl.formatMessage({
-            defaultMessage: "Search by collection name, etc..."
-          })}
-          fullWidth
-          InputProps={{
-            autoComplete: "off",
-            endAdornment: loading && <CircularProgress size={16} />
-          }}
-        />
-        <FormSpacer />
-        <ResponsiveTable>
-          <TableBody>
-            {collections &&
-              collections.map(collection => {
-                const isSelected = !!selectedCollections.find(
-                  selectedCollection => selectedCollection.id === collection.id
-                );
-
-                return (
-                  <TableRow key={collection.id}>
-                    <TableCell
-                      padding="checkbox"
-                      className={classes.checkboxCell}
-                    >
-                      <Checkbox
-                        checked={isSelected}
-                        onChange={() =>
-                          handleCollectionAssign(
-                            collection,
-                            isSelected,
-                            selectedCollections,
-                            setSelectedCollections
-                          )
-                        }
-                      />
-                    </TableCell>
-                    <TableCell className={classes.wideCell}>
-                      {collection.name}
-                    </TableCell>
-                  </TableRow>
-                );
-              })}
-          </TableBody>
-        </ResponsiveTable>
-      </DialogContent>
-      <DialogActions>
-        <Button onClick={onClose}>
-          <FormattedMessage {...buttonMessages.back} />
-        </Button>
-        <ConfirmButton
-          transitionState={confirmButtonState}
-          color="primary"
-          variant="contained"
-          type="submit"
-          onClick={handleSubmit}
-        >
-          <FormattedMessage
-            defaultMessage="Assign collections"
-            description="button"
-          />
-        </ConfirmButton>
-      </DialogActions>
-    </Dialog>
+    <AssignContainerDialog
+      containers={collections}
+      search={{
+        label: intl.formatMessage({
+          defaultMessage: "Search Collection"
+        }),
+        placeholder: intl.formatMessage({
+          defaultMessage: "Search by collection name, etc..."
+        })
+      }}
+      title={intl.formatMessage({
+        defaultMessage: "Assign Collection",
+        description: "dialog header"
+      })}
+      {...rest}
+    />
   );
 };
+
 AssignCollectionDialog.displayName = "AssignCollectionDialog";
 export default AssignCollectionDialog;

src/components/AssignContainerDialog/AssignContainerDialog.tsx

@@ -0,0 +1,204 @@
+import Button from "@material-ui/core/Button";
+import CircularProgress from "@material-ui/core/CircularProgress";
+import Dialog from "@material-ui/core/Dialog";
+import DialogActions from "@material-ui/core/DialogActions";
+import DialogContent from "@material-ui/core/DialogContent";
+import DialogTitle from "@material-ui/core/DialogTitle";
+import { makeStyles } from "@material-ui/core/styles";
+import TableBody from "@material-ui/core/TableBody";
+import TableCell from "@material-ui/core/TableCell";
+import TableRow from "@material-ui/core/TableRow";
+import TextField from "@material-ui/core/TextField";
+import ResponsiveTable from "@saleor/components/ResponsiveTable";
+import useSearchQuery from "@saleor/hooks/useSearchQuery";
+import { buttonMessages } from "@saleor/intl";
+import useScrollableDialogStyle from "@saleor/styles/useScrollableDialogStyle";
+import { FetchMoreProps, Node } from "@saleor/types";
+import React from "react";
+import InfiniteScroll from "react-infinite-scroller";
+import { FormattedMessage } from "react-intl";
+
+import Checkbox from "../Checkbox";
+import ConfirmButton, {
+  ConfirmButtonTransitionState
+} from "../ConfirmButton/ConfirmButton";
+import FormSpacer from "../FormSpacer";
+
+export interface FormData {
+  containers: string[];
+  query: string;
+}
+
+const useStyles = makeStyles(
+  {
+    avatar: {
+      "&:first-child": {
+        paddingLeft: 0
+      }
+    },
+    checkboxCell: {
+      paddingLeft: 0
+    },
+    wideCell: {
+      width: "100%"
+    }
+  },
+  { name: "AssignContainerDialog" }
+);
+
+interface Container extends Node {
+  name: string;
+}
+export interface AssignContainerDialogProps extends FetchMoreProps {
+  confirmButtonState: ConfirmButtonTransitionState;
+  containers: Container[];
+  loading: boolean;
+  open: boolean;
+  search: Record<"label" | "placeholder", string>;
+  title: string;
+  onClose: () => void;
+  onFetch: (value: string) => void;
+  onSubmit: (data: string[]) => void;
+}
+
+function handleContainerAssign(
+  containerId: string,
+  isSelected: boolean,
+  selectedContainers: string[],
+  setSelectedContainers: (data: string[]) => void
+) {
+  if (isSelected) {
+    setSelectedContainers(
+      selectedContainers.filter(
+        selectedContainer => selectedContainer !== containerId
+      )
+    );
+  } else {
+    setSelectedContainers([...selectedContainers, containerId]);
+  }
+}
+
+const AssignContainerDialog: React.FC<AssignContainerDialogProps> = props => {
+  const {
+    confirmButtonState,
+    containers,
+    hasMore,
+    loading,
+    open,
+    search,
+    title,
+    onClose,
+    onFetch,
+    onFetchMore,
+    onSubmit
+  } = props;
+  const classes = useStyles(props);
+  const scrollableDialogClasses = useScrollableDialogStyle({});
+
+  const [query, onQueryChange] = useSearchQuery(onFetch);
+  const [selectedContainers, setSelectedContainers] = React.useState<string[]>(
+    []
+  );
+  const container = React.useRef<HTMLDivElement>();
+
+  const handleSubmit = () => onSubmit(selectedContainers);
+
+  const containerHeight = container.current?.scrollHeight - 130;
+
+  return (
+    <Dialog
+      onClose={onClose}
+      open={open}
+      classes={{ paper: scrollableDialogClasses.dialog }}
+      fullWidth
+      maxWidth="sm"
+    >
+      <DialogTitle>{title}</DialogTitle>
+      <DialogContent
+        className={scrollableDialogClasses.content}
+        ref={container}
+      >
+        <TextField
+          name="query"
+          value={query}
+          onChange={onQueryChange}
+          label={search.label}
+          placeholder={search.placeholder}
+          fullWidth
+          InputProps={{
+            autoComplete: "off",
+            endAdornment: loading && <CircularProgress size={16} />
+          }}
+        />
+        <FormSpacer />
+        <div
+          className={scrollableDialogClasses.scrollArea}
+          style={{ height: containerHeight }}
+        >
+          <InfiniteScroll
+            pageStart={0}
+            loadMore={onFetchMore}
+            hasMore={hasMore}
+            useWindow={false}
+            loader={
+              <div className={scrollableDialogClasses.loadMoreLoaderContainer}>
+                <CircularProgress size={16} />
+              </div>
+            }
+            threshold={10}
+          >
+            <ResponsiveTable>
+              <TableBody>
+                {containers?.map(container => {
+                  const isSelected = !!selectedContainers.find(
+                    selectedContainer => selectedContainer === container.id
+                  );
+
+                  return (
+                    <TableRow key={container.id}>
+                      <TableCell
+                        padding="checkbox"
+                        className={classes.checkboxCell}
+                      >
+                        <Checkbox
+                          checked={isSelected}
+                          onChange={() =>
+                            handleContainerAssign(
+                              container.id,
+                              isSelected,
+                              selectedContainers,
+                              setSelectedContainers
+                            )
+                          }
+                        />
+                      </TableCell>
+                      <TableCell className={classes.wideCell}>
+                        {container.name}
+                      </TableCell>
+                    </TableRow>
+                  );
+                })}
+              </TableBody>
+            </ResponsiveTable>
+          </InfiniteScroll>
+        </div>
+      </DialogContent>
+      <DialogActions>
+        <Button onClick={onClose}>
+          <FormattedMessage {...buttonMessages.back} />
+        </Button>
+        <ConfirmButton
+          transitionState={confirmButtonState}
+          color="primary"
+          variant="contained"
+          type="submit"
+          onClick={handleSubmit}
+        >
+          <FormattedMessage defaultMessage="Assign" description="button" />
+        </ConfirmButton>
+      </DialogActions>
+    </Dialog>
+  );
+};
+AssignContainerDialog.displayName = "AssignContainerDialog";
+export default AssignContainerDialog;

src/components/AssignContainerDialog/index.ts

@@ -0,0 +1,2 @@
+export * from "./AssignContainerDialog";
+export { default } from "./AssignContainerDialog";

src/components/AssignProductDialog/AssignProductDialog.tsx

@@ -19,7 +19,10 @@ import useSearchQuery from "@saleor/hooks/useSearchQuery";
 import { buttonMessages } from "@saleor/intl";
 import { maybe } from "@saleor/misc";
 import { SearchProducts_search_edges_node } from "@saleor/searches/types/SearchProducts";
+import useScrollableDialogStyle from "@saleor/styles/useScrollableDialogStyle";
+import { FetchMoreProps } from "@saleor/types";
 import React from "react";
+import InfiniteScroll from "react-infinite-scroller";
 import { FormattedMessage, useIntl } from "react-intl";
 
 import Checkbox from "../Checkbox";
@@ -43,18 +46,12 @@ const useStyles = makeStyles(
     },
     colName: {
       paddingLeft: 0
-    },
-    overflow: {
-      overflowY: "visible"
-    },
-    scrollArea: {
-      overflowY: "scroll"
     }
   },
   { name: "AssignProductDialog" }
 );
 
-export interface AssignProductDialogProps {
+export interface AssignProductDialogProps extends FetchMoreProps {
   confirmButtonState: ConfirmButtonTransitionState;
   open: boolean;
   products: SearchProducts_search_edges_node[];
@@ -84,28 +81,34 @@ function handleProductAssign(
 const AssignProductDialog: React.FC<AssignProductDialogProps> = props => {
   const {
     confirmButtonState,
+    hasMore,
     open,
     loading,
     products,
     onClose,
     onFetch,
+    onFetchMore,
     onSubmit
   } = props;
   const classes = useStyles(props);
+  const scrollableDialogClasses = useScrollableDialogStyle({});
 
   const intl = useIntl();
   const [query, onQueryChange] = useSearchQuery(onFetch);
   const [selectedProducts, setSelectedProducts] = React.useState<
     SearchProducts_search_edges_node[]
   >([]);
+  const container = React.useRef<HTMLDivElement>();
 
   const handleSubmit = () => onSubmit(selectedProducts);
 
+  const containerHeight = container.current?.scrollHeight - 130;
+
   return (
     <Dialog
       onClose={onClose}
       open={open}
-      classes={{ paper: classes.overflow }}
+      classes={{ paper: scrollableDialogClasses.dialog }}
       fullWidth
       maxWidth="sm"
     >
@@ -115,7 +118,10 @@ const AssignProductDialog: React.FC<AssignProductDialogProps> = props => {
           description="dialog header"
         />
       </DialogTitle>
-      <DialogContent>
+      <DialogContent
+        className={scrollableDialogClasses.content}
+        ref={container}
+      >
         <TextField
           name="query"
           value={query}
@@ -134,45 +140,61 @@ const AssignProductDialog: React.FC<AssignProductDialogProps> = props => {
           }}
         />
         <FormSpacer />
-        <div className={classes.scrollArea}>
-          <ResponsiveTable>
-            <TableBody>
-              {products &&
-                products.map(product => {
-                  const isSelected = selectedProducts.some(
-                    selectedProduct => selectedProduct.id === product.id
-                  );
+        <div
+          className={scrollableDialogClasses.scrollArea}
+          style={{ height: containerHeight }}
+        >
+          <InfiniteScroll
+            pageStart={0}
+            loadMore={onFetchMore}
+            hasMore={hasMore}
+            useWindow={false}
+            loader={
+              <div className={scrollableDialogClasses.loadMoreLoaderContainer}>
+                <CircularProgress size={16} />
+              </div>
+            }
+            threshold={10}
+          >
+            <ResponsiveTable key="table">
+              <TableBody>
+                {products &&
+                  products.map(product => {
+                    const isSelected = selectedProducts.some(
+                      selectedProduct => selectedProduct.id === product.id
+                    );
 
-                  return (
-                    <TableRow key={product.id}>
-                      <TableCellAvatar
-                        className={classes.avatar}
-                        thumbnail={maybe(() => product.thumbnail.url)}
-                      />
-                      <TableCell className={classes.colName}>
-                        {product.name}
-                      </TableCell>
-                      <TableCell
-                        padding="checkbox"
-                        className={classes.checkboxCell}
-                      >
-                        <Checkbox
-                          checked={isSelected}
-                          onChange={() =>
-                            handleProductAssign(
-                              product,
-                              isSelected,
-                              selectedProducts,
-                              setSelectedProducts
-                            )
-                          }
+                    return (
+                      <TableRow key={product.id}>
+                        <TableCellAvatar
+                          className={classes.avatar}
+                          thumbnail={maybe(() => product.thumbnail.url)}
                         />
-                      </TableCell>
-                    </TableRow>
-                  );
-                })}
-            </TableBody>
-          </ResponsiveTable>
+                        <TableCell className={classes.colName}>
+                          {product.name}
+                        </TableCell>
+                        <TableCell
+                          padding="checkbox"
+                          className={classes.checkboxCell}
+                        >
+                          <Checkbox
+                            checked={isSelected}
+                            onChange={() =>
+                              handleProductAssign(
+                                product,
+                                isSelected,
+                                selectedProducts,
+                                setSelectedProducts
+                              )
+                            }
+                          />
+                        </TableCell>
+                      </TableRow>
+                    );
+                  })}
+              </TableBody>
+            </ResponsiveTable>
+          </InfiniteScroll>
         </div>
       </DialogContent>
       <DialogActions>

src/components/ConfirmButton/ConfirmButton.tsx

@@ -7,6 +7,7 @@ import {
   withStyles
 } from "@material-ui/core/styles";
 import CheckIcon from "@material-ui/icons/Check";
+import { DEFAULT_NOTIFICATION_SHOW_TIME } from "@saleor/config";
 import { buttonMessages } from "@saleor/intl";
 import classNames from "classnames";
 import React from "react";
@@ -61,6 +62,7 @@ export interface ConfirmButtonProps
   extends Omit<ButtonProps, "classes">,
     WithStyles<typeof styles> {
   transitionState: ConfirmButtonTransitionState;
+  onTransitionToDefault?: () => void;
 }
 
 interface ConfirmButtonState {
@@ -93,20 +95,21 @@ const ConfirmButton = withStyles(styles, { name: "ConfirmButton" })(
     }
 
     componentDidUpdate(prevProps: ConfirmButtonProps) {
-      const { transitionState } = this.props;
+      const { transitionState, onTransitionToDefault } = this.props;
       if (prevProps.transitionState !== transitionState) {
         if (
           (["error", "success"] as ConfirmButtonTransitionState[]).includes(
             transitionState
           )
         ) {
-          this.timeout = setTimeout(
-            () =>
-              this.setState({
-                displayCompletedActionState: false
-              }),
-            2000
-          );
+          this.timeout = setTimeout(() => {
+            this.setState({
+              displayCompletedActionState: false
+            });
+            if (onTransitionToDefault) {
+              onTransitionToDefault();
+            }
+          }, DEFAULT_NOTIFICATION_SHOW_TIME);
         } else if (transitionState === "loading") {
           clearTimeout(this.timeout);
         }
@@ -125,6 +128,7 @@ const ConfirmButton = withStyles(styles, { name: "ConfirmButton" })(
         disabled,
         transitionState,
         onClick,
+        onTransitionToDefault: _,
         ...props
       } = this.props;
       const { displayCompletedActionState } = this.state;

src/components/Form/Form.tsx

@@ -1,4 +1,4 @@
-import useForm, { UseFormResult } from "@saleor/hooks/useForm";
+import useForm, { SubmitPromise, UseFormResult } from "@saleor/hooks/useForm";
 import React from "react";
 
 export interface FormProps<T> {
@@ -6,7 +6,7 @@ export interface FormProps<T> {
   confirmLeave?: boolean;
   initial?: T;
   resetOnSubmit?: boolean;
-  onSubmit?: (data: T) => void;
+  onSubmit?: (data: T) => SubmitPromise | void;
 }
 
 function Form<T>(props: FormProps<T>) {

src/components/SaveButtonBar/SaveButtonBar.tsx

@@ -8,8 +8,7 @@ import { buttonMessages } from "@saleor/intl";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { maybe } from "../../misc";
-import AppActionContext from "../AppLayout/AppActionContext";
+import { useAppAction } from "../AppLayout/AppActionContext";
 import ConfirmButton, {
   ConfirmButtonTransitionState
 } from "../ConfirmButton/ConfirmButton";
@@ -41,8 +40,12 @@ const useStyles = makeStyles(
       backgroundColor: theme.palette.error.main,
       color: theme.palette.error.contrastText
     },
+    paper: {
+      borderBottomLeftRadius: 0,
+      borderBottomRightRadius: 0
+    },
     root: {
-      height: 120
+      height: 70
     },
     spacer: {
       flex: "1"
@@ -76,67 +79,63 @@ export const SaveButtonBar: React.FC<SaveButtonBarProps> = props => {
   } = props;
   const classes = useStyles(props);
 
+  const appAction = useAppAction();
   const intl = useIntl();
   const scrollPosition = useWindowScroll();
+
+  React.useEffect(() => {
+    if (!disabled && state !== "loading") {
+      appAction.setDocked(false);
+    }
+  }, [disabled]);
+  React.useEffect(() => () => appAction.setDocked(true), []);
+
   const scrolledToBottom =
     scrollPosition.y + window.innerHeight >= document.body.scrollHeight;
-  const shouldDisplay = onDelete || !disabled;
 
-  return (
-    <AppActionContext.Consumer>
-      {anchor =>
-        anchor ? (
-          <Portal container={anchor.current}>
-            {shouldDisplay && (
-              <div className={classes.root} {...rest}>
-                <Container>
-                  <Card elevation={scrolledToBottom ? 0 : 16}>
-                    <CardContent className={classes.content}>
-                      {!!onDelete && (
-                        <Button
-                          variant="contained"
-                          onClick={onDelete}
-                          className={classes.deleteButton}
-                          data-test="button-bar-delete"
-                        >
-                          {labels && labels.delete
-                            ? labels.delete
-                            : intl.formatMessage(buttonMessages.delete)}
-                        </Button>
-                      )}
-                      <div className={classes.spacer} />
-                      <Button
-                        className={classes.cancelButton}
-                        variant="text"
-                        onClick={onCancel}
-                        data-test="button-bar-cancel"
-                      >
-                        {maybe(
-                          () => labels.cancel,
-                          intl.formatMessage(buttonMessages.back)
-                        )}
-                      </Button>
-                      <ConfirmButton
-                        disabled={disabled}
-                        onClick={onSave}
-                        transitionState={state}
-                        data-test="button-bar-confirm"
-                      >
-                        {maybe(
-                          () => labels.save,
-                          intl.formatMessage(buttonMessages.save)
-                        )}
-                      </ConfirmButton>
-                    </CardContent>
-                  </Card>
-                </Container>
-              </div>
-            )}
-          </Portal>
-        ) : null
-      }
-    </AppActionContext.Consumer>
-  );
+  return appAction.anchor ? (
+    <Portal container={appAction.anchor.current}>
+      <div className={classes.root} {...rest}>
+        <Container>
+          <Card
+            className={classes.paper}
+            elevation={!(appAction.docked || scrolledToBottom) ? 16 : 0}
+          >
+            <CardContent className={classes.content}>
+              {!!onDelete && (
+                <Button
+                  variant="contained"
+                  onClick={onDelete}
+                  className={classes.deleteButton}
+                  data-test="button-bar-delete"
+                >
+                  {labels?.delete || intl.formatMessage(buttonMessages.delete)}
+                </Button>
+              )}
+              <div className={classes.spacer} />
+              <Button
+                className={classes.cancelButton}
+                variant="text"
+                onClick={onCancel}
+                data-test="button-bar-cancel"
+              >
+                {labels?.cancel || intl.formatMessage(buttonMessages.back)}
+              </Button>
+              <ConfirmButton
+                disabled={disabled}
+                onClick={onSave}
+                transitionState={state}
+                data-test="button-bar-confirm"
+                onTransitionToDefault={() => appAction.setDocked(true)}
+              >
+                {labels?.save || intl.formatMessage(buttonMessages.save)}
+              </ConfirmButton>
+            </CardContent>
+          </Card>
+        </Container>
+      </div>
+    </Portal>
+  ) : null;
 };
 SaveButtonBar.displayName = "SaveButtonBar";
 export default SaveButtonBar;

src/components/messages/MessageManagerProvider.tsx

@@ -1,3 +1,4 @@
+import { DEFAULT_NOTIFICATION_SHOW_TIME } from "@saleor/config";
 import React, { useCallback, useEffect, useRef, useState } from "react";
 import { createPortal } from "react-dom";
 import { TransitionGroup } from "react-transition-group";
@@ -43,32 +44,35 @@ const MessageManagerProvider = ({ children }) => {
     );
   }, []);
 
-  const show = useCallback((message = {}, timeout = 3000) => {
-    const id = Date.now();
-    const notification = {
-      close: () => remove(id),
-      id,
-      message,
-      timeout
-    };
-    if (timeout !== null) {
-      const timeoutId = window.setTimeout(() => {
-        timerCallback(notification);
-      }, timeout);
+  const show = useCallback(
+    (message = {}, timeout = DEFAULT_NOTIFICATION_SHOW_TIME) => {
+      const id = Date.now();
+      const notification = {
+        close: () => remove(id),
+        id,
+        message,
+        timeout
+      };
+      if (timeout !== null) {
+        const timeoutId = window.setTimeout(() => {
+          timerCallback(notification);
+        }, timeout);
 
-      timersArr.current.push({
-        id: notification.id,
-        notification,
-        remaining: timeout,
-        start: new Date().getTime(),
-        timeoutId
-      });
-    }
+        timersArr.current.push({
+          id: notification.id,
+          notification,
+          remaining: timeout,
+          start: new Date().getTime(),
+          timeoutId
+        });
+      }
 
-    setNotifications(state => [notification, ...state]);
+      setNotifications(state => [notification, ...state]);
 
-    return notification;
-  }, []);
+      return notification;
+    },
+    []
+  );
 
   const getCurrentTimer = (notification: INotification) => {
     const currentTimerIndex = timersArr.current.findIndex(

src/config.ts

@@ -96,3 +96,5 @@ export const defaultListSettings: AppListViewSettings = {
 export const APP_VERSION = packageInfo.version;
 export const DEMO_MODE = process.env.DEMO_MODE === "true";
 export const GTM_ID = process.env.GTM_ID;
+
+export const DEFAULT_NOTIFICATION_SHOW_TIME = 3000;

src/customers/components/CustomerCreatePage/CustomerCreatePage.tsx

@@ -76,7 +76,7 @@ const CustomerCreatePage: React.FC<CustomerCreatePageProps> = ({
   const {
     errors: validationErrors,
     submit: handleSubmitWithAddress
-  } = useAddressValidation<CustomerCreatePageFormData>(formData =>
+  } = useAddressValidation<CustomerCreatePageFormData, void>(formData =>
     onSubmit({
       address: {
         city: formData.city,

src/customers/components/CustomerDetailsPage/CustomerDetailsPage.tsx

@@ -7,6 +7,7 @@ import Grid from "@saleor/components/Grid";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { AccountErrorFragment } from "@saleor/fragments/types/AccountErrorFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import React from "react";
 import { useIntl } from "react-intl";
@@ -33,7 +34,7 @@ export interface CustomerDetailsPageProps {
   errors: AccountErrorFragment[];
   saveButtonBar: ConfirmButtonTransitionState;
   onBack: () => void;
-  onSubmit: (data: CustomerDetailsPageFormData) => void;
+  onSubmit: (data: CustomerDetailsPageFormData) => SubmitPromise;
   onViewAllOrdersClick: () => void;
   onRowClick: (id: string) => void;
   onAddressManageClick: () => void;

src/customers/views/CustomerDetails.tsx

@@ -10,7 +10,9 @@ import { FormattedMessage, useIntl } from "react-intl";
 
 import { maybe } from "../../misc";
 import { orderListUrl, orderUrl } from "../../orders/urls";
-import CustomerDetailsPage from "../components/CustomerDetailsPage/CustomerDetailsPage";
+import CustomerDetailsPage, {
+  CustomerDetailsPageFormData
+} from "../components/CustomerDetailsPage/CustomerDetailsPage";
 import {
   TypedRemoveCustomerMutation,
   TypedUpdateCustomerMutation
@@ -76,6 +78,25 @@ export const CustomerDetailsView: React.FC<CustomerDetailsViewProps> = ({
                   return <NotFoundPage onBack={handleBack} />;
                 }
 
+                const handleSubmit = async (
+                  data: CustomerDetailsPageFormData
+                ) => {
+                  const result = await updateCustomer({
+                    variables: {
+                      id,
+                      input: {
+                        email: data.email,
+                        firstName: data.firstName,
+                        isActive: data.isActive,
+                        lastName: data.lastName,
+                        note: data.note
+                      }
+                    }
+                  });
+
+                  return result.data.customerUpdate.errors;
+                };
+
                 return (
                   <>
                     <WindowTitle
@@ -97,20 +118,7 @@ export const CustomerDetailsView: React.FC<CustomerDetailsViewProps> = ({
                       }
                       onBack={handleBack}
                       onRowClick={id => navigate(orderUrl(id))}
-                      onSubmit={formData =>
-                        updateCustomer({
-                          variables: {
-                            id,
-                            input: {
-                              email: formData.email,
-                              firstName: formData.firstName,
-                              isActive: formData.isActive,
-                              lastName: formData.lastName,
-                              note: formData.note
-                            }
-                          }
-                        })
-                      }
+                      onSubmit={handleSubmit}
                       onDelete={() =>
                         navigate(
                           customerUrl(id, {

src/discounts/components/SaleDetailsPage/SaleDetailsPage.tsx

@@ -25,7 +25,7 @@ import SaleSummary from "../SaleSummary";
 import SaleType from "../SaleType";
 import SaleValue from "../SaleValue";
 
-export interface FormData {
+export interface SaleDetailsPageFormData {
   endDate: string;
   endTime: string;
   hasEndDate: boolean;
@@ -70,7 +70,7 @@ export interface SaleDetailsPageProps
   onProductUnassign: (id: string) => void;
   onProductClick: (id: string) => () => void;
   onRemove: () => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: SaleDetailsPageFormData) => void;
   onTabClick: (index: SaleDetailsPageTab) => void;
 }
 
@@ -111,7 +111,7 @@ const SaleDetailsPage: React.FC<SaleDetailsPageProps> = ({
 }) => {
   const intl = useIntl();
 
-  const initialForm: FormData = {
+  const initialForm: SaleDetailsPageFormData = {
     endDate: splitDateTime(maybe(() => sale.endDate, "")).date,
     endTime: splitDateTime(maybe(() => sale.endDate, "")).time,
     hasEndDate: maybe(() => !!sale.endDate),

src/discounts/components/SaleInfo/SaleInfo.tsx

@@ -9,10 +9,10 @@ import getDiscountErrorMessage from "@saleor/utils/errors/discounts";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../SaleDetailsPage";
+import { SaleDetailsPageFormData } from "../SaleDetailsPage";
 
 export interface SaleInfoProps {
-  data: FormData;
+  data: SaleDetailsPageFormData;
   disabled: boolean;
   errors: DiscountErrorFragment[];
   onChange: (event: React.ChangeEvent<any>) => void;
@@ -38,7 +38,7 @@ const SaleInfo: React.FC<SaleInfoProps> = ({
           disabled={disabled}
           error={!!formErrors.name}
           helperText={getDiscountErrorMessage(formErrors.name, intl)}
-          name={"name" as keyof FormData}
+          name={"name" as keyof SaleDetailsPageFormData}
           onChange={onChange}
           label={intl.formatMessage({
             defaultMessage: "Name",

src/discounts/components/SaleType/SaleType.tsx

@@ -10,10 +10,10 @@ import { SaleType as SaleTypeEnum } from "@saleor/types/globalTypes";
 import React from "react";
 import { IntlShape, useIntl } from "react-intl";
 
-import { FormData } from "../SaleDetailsPage";
+import { SaleDetailsPageFormData } from "../SaleDetailsPage";
 
 export interface SaleTypeProps {
-  data: FormData;
+  data: SaleDetailsPageFormData;
   disabled: boolean;
   onChange: FormChange;
 }
@@ -70,7 +70,7 @@ const SaleType: React.FC<SaleTypeProps> = props => {
         <RadioGroupField
           choices={choices}
           disabled={disabled}
-          name={"type" as keyof FormData}
+          name={"type" as keyof SaleDetailsPageFormData}
           value={data.type}
           onChange={onChange}
         />

src/discounts/components/SaleValue/SaleValue.tsx

@@ -10,11 +10,11 @@ import getDiscountErrorMessage from "@saleor/utils/errors/discounts";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../SaleDetailsPage";
+import { SaleDetailsPageFormData } from "../SaleDetailsPage";
 
 export interface SaleValueProps {
   currencySymbol: string;
-  data: FormData;
+  data: SaleDetailsPageFormData;
   disabled: boolean;
   errors: DiscountErrorFragment[];
   onChange: FormChange;

src/discounts/components/VoucherDates/VoucherDates.tsx

@@ -11,10 +11,10 @@ import getDiscountErrorMessage from "@saleor/utils/errors/discounts";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherDatesProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   defaultCurrency: string;
   disabled: boolean;
   errors: DiscountErrorFragment[];
@@ -45,7 +45,7 @@ const VoucherDates = ({
             disabled={disabled}
             error={!!formErrors.startDate}
             helperText={getDiscountErrorMessage(formErrors.startDate, intl)}
-            name={"startDate" as keyof FormData}
+            name={"startDate" as keyof VoucherDetailsPageFormData}
             onChange={onChange}
             label={intl.formatMessage(commonMessages.startDate)}
             value={data.startDate}
@@ -59,7 +59,7 @@ const VoucherDates = ({
             disabled={disabled}
             error={!!formErrors.startDate}
             helperText={getDiscountErrorMessage(formErrors.startDate, intl)}
-            name={"startTime" as keyof FormData}
+            name={"startTime" as keyof VoucherDetailsPageFormData}
             onChange={onChange}
             label={intl.formatMessage(commonMessages.startHour)}
             value={data.startTime}
@@ -76,7 +76,7 @@ const VoucherDates = ({
             defaultMessage: "Set end date",
             description: "voucher end date, switch button"
           })}
-          name={"hasEndDate" as keyof FormData}
+          name={"hasEndDate" as keyof VoucherDetailsPageFormData}
           onChange={onChange}
         />
         {data.hasEndDate && (
@@ -85,7 +85,7 @@ const VoucherDates = ({
               disabled={disabled}
               error={!!formErrors.endDate}
               helperText={getDiscountErrorMessage(formErrors.endDate, intl)}
-              name={"endDate" as keyof FormData}
+              name={"endDate" as keyof VoucherDetailsPageFormData}
               onChange={onChange}
               label={intl.formatMessage(commonMessages.endDate)}
               value={data.endDate}
@@ -99,7 +99,7 @@ const VoucherDates = ({
               disabled={disabled}
               error={!!formErrors.endDate}
               helperText={getDiscountErrorMessage(formErrors.endDate, intl)}
-              name={"endTime" as keyof FormData}
+              name={"endTime" as keyof VoucherDetailsPageFormData}
               onChange={onChange}
               label={intl.formatMessage(commonMessages.endHour)}
               value={data.endTime}

src/discounts/components/VoucherDetailsPage/VoucherDetailsPage.tsx

@@ -47,7 +47,7 @@ export function voucherDetailsPageTab(tab: string): VoucherDetailsPageTab {
     : VoucherDetailsPageTab.categories;
 }
 
-export interface FormData {
+export interface VoucherDetailsPageFormData {
   applyOncePerCustomer: boolean;
   applyOncePerOrder: boolean;
   code: string;
@@ -89,7 +89,7 @@ export interface VoucherDetailsPageProps
   onProductUnassign: (id: string) => void;
   onProductClick: (id: string) => () => void;
   onRemove: () => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: VoucherDetailsPageFormData) => void;
   onTabClick: (index: VoucherDetailsPageTab) => void;
 }
 
@@ -141,7 +141,7 @@ const VoucherDetailsPage: React.FC<VoucherDetailsPageProps> = ({
     requirementsPickerInitValue = RequirementsPicker.NONE;
   }
 
-  const initialForm: FormData = {
+  const initialForm: VoucherDetailsPageFormData = {
     applyOncePerCustomer: maybe(() => voucher.applyOncePerCustomer, false),
     applyOncePerOrder: maybe(() => voucher.applyOncePerOrder, false),
     code: maybe(() => voucher.code, ""),

src/discounts/components/VoucherInfo/VoucherInfo.tsx

@@ -11,10 +11,10 @@ import React from "react";
 import { FormattedMessage, useIntl } from "react-intl";
 
 import { generateCode } from "../../../misc";
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherInfoProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   errors: DiscountErrorFragment[];
   disabled: boolean;
   variant: "create" | "update";
@@ -61,7 +61,7 @@ const VoucherInfo = ({
           error={!!formErrors.code}
           fullWidth
           helperText={getDiscountErrorMessage(formErrors.code, intl)}
-          name={"code" as keyof FormData}
+          name={"code" as keyof VoucherDetailsPageFormData}
           label={intl.formatMessage({
             defaultMessage: "Discount Code"
           })}

src/discounts/components/VoucherLimits/VoucherLimits.tsx

@@ -9,10 +9,10 @@ import getDiscountErrorMessage from "@saleor/utils/errors/discounts";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherLimitsProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   defaultCurrency: string;
   disabled: boolean;
   errors: DiscountErrorFragment[];
@@ -44,7 +44,7 @@ const VoucherLimits = ({
             defaultMessage:
               "Limit number of times this discount can be used in total"
           })}
-          name={"hasUsageLimit" as keyof FormData}
+          name={"hasUsageLimit" as keyof VoucherDetailsPageFormData}
           onChange={onChange}
         />
         {data.hasUsageLimit && (
@@ -56,7 +56,7 @@ const VoucherLimits = ({
               defaultMessage: "Limit of Uses",
               description: "voucher"
             })}
-            name={"usageLimit" as keyof FormData}
+            name={"usageLimit" as keyof VoucherDetailsPageFormData}
             value={data.usageLimit}
             onChange={onChange}
             type="number"
@@ -72,7 +72,7 @@ const VoucherLimits = ({
             defaultMessage: "Limit to one use per customer",
             description: "limit voucher"
           })}
-          name={"applyOncePerCustomer" as keyof FormData}
+          name={"applyOncePerCustomer" as keyof VoucherDetailsPageFormData}
           onChange={onChange}
         />
       </CardContent>

src/discounts/components/VoucherRequirements/VoucherRequirements.tsx

@@ -11,10 +11,10 @@ import getDiscountErrorMessage from "@saleor/utils/errors/discounts";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherRequirementsProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   defaultCurrency: string;
   disabled: boolean;
   errors: DiscountErrorFragment[];
@@ -73,7 +73,7 @@ const VoucherRequirements = ({
         <RadioGroupField
           choices={requirementsPickerChoices}
           disabled={disabled}
-          name={"requirementsPicker" as keyof FormData}
+          name={"requirementsPicker" as keyof VoucherDetailsPageFormData}
           value={data.requirementsPicker}
           onChange={onChange}
         />
@@ -86,7 +86,7 @@ const VoucherRequirements = ({
             error={!!formErrors.minSpent}
             helperText={getDiscountErrorMessage(formErrors.minSpent, intl)}
             label={minimalOrderValueText}
-            name={"minSpent" as keyof FormData}
+            name={"minSpent" as keyof VoucherDetailsPageFormData}
             value={data.minSpent}
             onChange={onChange}
             fullWidth
@@ -100,7 +100,9 @@ const VoucherRequirements = ({
               intl
             )}
             label={minimalQuantityText}
-            name={"minCheckoutItemsQuantity" as keyof FormData}
+            name={
+              "minCheckoutItemsQuantity" as keyof VoucherDetailsPageFormData
+            }
             value={data.minCheckoutItemsQuantity}
             onChange={onChange}
             fullWidth

src/discounts/components/VoucherTypes/VoucherTypes.tsx

@@ -10,10 +10,10 @@ import React from "react";
 import { useIntl } from "react-intl";
 
 import { DiscountValueTypeEnum } from "../../../types/globalTypes";
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherTypesProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   errors: DiscountErrorFragment[];
   disabled: boolean;
   onChange: (event: React.ChangeEvent<any>) => void;
@@ -68,7 +68,7 @@ const VoucherTypes = ({
             disabled={disabled}
             error={!!formErrors.discountType}
             hint={getDiscountErrorMessage(formErrors.discountType, intl)}
-            name={"discountType" as keyof FormData}
+            name={"discountType" as keyof VoucherDetailsPageFormData}
             value={data.discountType}
             onChange={onChange}
           />

src/discounts/components/VoucherValue/VoucherValue.tsx

@@ -16,10 +16,10 @@ import { FormattedMessage, useIntl } from "react-intl";
 
 import { DiscountValueTypeEnum } from "../../../types/globalTypes";
 import { translateVoucherTypes } from "../../translations";
-import { FormData } from "../VoucherDetailsPage";
+import { VoucherDetailsPageFormData } from "../VoucherDetailsPage";
 
 interface VoucherValueProps {
-  data: FormData;
+  data: VoucherDetailsPageFormData;
   defaultCurrency: string;
   errors: DiscountErrorFragment[];
   disabled: boolean;
@@ -74,11 +74,11 @@ const VoucherValue: React.FC<VoucherValueProps> = props => {
               data.discountType === DiscountValueTypeEnum.FIXED
                 ? defaultCurrency
                 : "%",
-            name: "discountType" as keyof FormData,
+            name: "discountType" as keyof VoucherDetailsPageFormData,
             values: null
           }}
           helperText={getDiscountErrorMessage(formErrors.discountValue, intl)}
-          name={"value" as keyof FormData}
+          name={"value" as keyof VoucherDetailsPageFormData}
           onChange={onChange}
           label={intl.formatMessage({
             defaultMessage: "Discount Value"
@@ -102,7 +102,7 @@ const VoucherValue: React.FC<VoucherValueProps> = props => {
               label={intl.formatMessage({
                 defaultMessage: "Voucher Specific Information"
               })}
-              name={"type" as keyof FormData}
+              name={"type" as keyof VoucherDetailsPageFormData}
               value={data.type}
               onChange={onChange}
             />
@@ -111,7 +111,7 @@ const VoucherValue: React.FC<VoucherValueProps> = props => {
         <Hr className={classes.hr} />
         <FormSpacer />
         <ControlledCheckbox
-          name={"applyOncePerOrder" as keyof FormData}
+          name={"applyOncePerOrder" as keyof VoucherDetailsPageFormData}
           label={
             <>
               <FormattedMessage

src/discounts/views/SaleDetails.tsx

@@ -27,6 +27,7 @@ import { decimal, joinDateTime, maybe } from "../../misc";
 import { productUrl } from "../../products/urls";
 import { DiscountValueTypeEnum, SaleType } from "../../types/globalTypes";
 import SaleDetailsPage, {
+  SaleDetailsPageFormData,
   SaleDetailsPageTab
 } from "../components/SaleDetailsPage";
 import {
@@ -68,18 +69,21 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
   );
   const intl = useIntl();
   const {
+    loadMore: loadMoreCategories,
     search: searchCategories,
     result: searchCategoriesOpts
   } = useCategorySearch({
     variables: DEFAULT_INITIAL_SEARCH_DATA
   });
   const {
+    loadMore: loadMoreCollections,
     search: searchCollections,
     result: searchCollectionsOpts
   } = useCollectionSearch({
     variables: DEFAULT_INITIAL_SEARCH_DATA
   });
   const {
+    loadMore: loadMoreProducts,
     search: searchProducts,
     result: searchProductsOpts
   } = useProductSearch({
@@ -192,6 +196,30 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                             }
                           });
 
+                        const handleSubmit = async (
+                          data: SaleDetailsPageFormData
+                        ) => {
+                          const result = await saleUpdate({
+                            variables: {
+                              id,
+                              input: {
+                                endDate: data.hasEndDate
+                                  ? joinDateTime(data.endDate, data.endTime)
+                                  : null,
+                                name: data.name,
+                                startDate: joinDateTime(
+                                  data.startDate,
+                                  data.startTime
+                                ),
+                                type: discountValueTypeEnum(data.type),
+                                value: decimal(data.value)
+                              }
+                            }
+                          });
+
+                          return result.data.saleUpdate.errors;
+                        };
+
                         const {
                           loadNextPage,
                           loadPreviousPage,
@@ -244,30 +272,7 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                               activeTab={params.activeTab}
                               onBack={() => navigate(saleListUrl())}
                               onTabClick={changeTab}
-                              onSubmit={formData =>
-                                saleUpdate({
-                                  variables: {
-                                    id,
-                                    input: {
-                                      endDate: formData.hasEndDate
-                                        ? joinDateTime(
-                                            formData.endDate,
-                                            formData.endTime
-                                          )
-                                        : null,
-                                      name: formData.name,
-                                      startDate: joinDateTime(
-                                        formData.startDate,
-                                        formData.startTime
-                                      ),
-                                      type: discountValueTypeEnum(
-                                        formData.type
-                                      ),
-                                      value: decimal(formData.value)
-                                    }
-                                  }
-                                })
-                              }
+                              onSubmit={handleSubmit}
                               onRemove={() => openModal("remove")}
                               saveButtonBarState={saleUpdateOpts.status}
                               categoryListToolbar={
@@ -325,8 +330,13 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                             />
                             <AssignProductDialog
                               confirmButtonState={saleCataloguesAddOpts.status}
+                              hasMore={
+                                searchProductsOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-product"}
                               onFetch={searchProducts}
+                              onFetchMore={loadMoreProducts}
                               loading={searchProductsOpts.loading}
                               onClose={closeModal}
                               onSubmit={products =>
@@ -359,8 +369,13 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                                   )
                               )}
                               confirmButtonState={saleCataloguesAddOpts.status}
+                              hasMore={
+                                searchCategoriesOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-category"}
                               onFetch={searchCategories}
+                              onFetchMore={loadMoreCategories}
                               loading={searchCategoriesOpts.loading}
                               onClose={closeModal}
                               onSubmit={categories =>
@@ -369,9 +384,7 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                                     ...paginationState,
                                     id,
                                     input: {
-                                      categories: categories.map(
-                                        product => product.id
-                                      )
+                                      categories
                                     }
                                   }
                                 })
@@ -386,8 +399,13 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                                   )
                               )}
                               confirmButtonState={saleCataloguesAddOpts.status}
+                              hasMore={
+                                searchCollectionsOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-collection"}
                               onFetch={searchCollections}
+                              onFetchMore={loadMoreCollections}
                               loading={searchCollectionsOpts.loading}
                               onClose={closeModal}
                               onSubmit={collections =>
@@ -396,9 +414,7 @@ export const SaleDetails: React.FC<SaleDetailsProps> = ({ id, params }) => {
                                     ...paginationState,
                                     id,
                                     input: {
-                                      collections: collections.map(
-                                        product => product.id
-                                      )
+                                      collections
                                     }
                                   }
                                 })

src/discounts/views/VoucherDetails.tsx

@@ -31,6 +31,7 @@ import {
 } from "../../types/globalTypes";
 import DiscountCountrySelectDialog from "../components/DiscountCountrySelectDialog";
 import VoucherDetailsPage, {
+  VoucherDetailsPageFormData,
   VoucherDetailsPageTab
 } from "../components/VoucherDetailsPage";
 import {
@@ -70,18 +71,21 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
   );
   const intl = useIntl();
   const {
+    loadMore: loadMoreCategories,
     search: searchCategories,
     result: searchCategoriesOpts
   } = useCategorySearch({
     variables: DEFAULT_INITIAL_SEARCH_DATA
   });
   const {
+    loadMore: loadMoreCollections,
     search: searchCollections,
     result: searchCollectionsOpts
   } = useCollectionSearch({
     variables: DEFAULT_INITIAL_SEARCH_DATA
   });
   const {
+    loadMore: loadMoreProducts,
     search: searchProducts,
     result: searchProductsOpts
   } = useProductSearch({
@@ -195,6 +199,54 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                             }
                           });
 
+                        const handleSubmit = async (
+                          data: VoucherDetailsPageFormData
+                        ) => {
+                          const result = await voucherUpdate({
+                            variables: {
+                              id,
+                              input: {
+                                applyOncePerCustomer: data.applyOncePerCustomer,
+                                applyOncePerOrder: data.applyOncePerOrder,
+                                discountValue:
+                                  data.discountType.toString() === "SHIPPING"
+                                    ? 100
+                                    : decimal(data.value),
+                                discountValueType:
+                                  data.discountType.toString() === "SHIPPING"
+                                    ? DiscountValueTypeEnum.PERCENTAGE
+                                    : data.discountType,
+                                endDate: data.hasEndDate
+                                  ? joinDateTime(data.endDate, data.endTime)
+                                  : null,
+                                minAmountSpent:
+                                  data.requirementsPicker !==
+                                  RequirementsPicker.ORDER
+                                    ? 0
+                                    : parseFloat(data.minSpent),
+                                minCheckoutItemsQuantity:
+                                  data.requirementsPicker !==
+                                  RequirementsPicker.ITEM
+                                    ? 0
+                                    : parseFloat(data.minCheckoutItemsQuantity),
+                                startDate: joinDateTime(
+                                  data.startDate,
+                                  data.startTime
+                                ),
+                                type:
+                                  data.discountType.toString() === "SHIPPING"
+                                    ? VoucherTypeEnum.SHIPPING
+                                    : data.type,
+                                usageLimit: data.hasUsageLimit
+                                  ? parseInt(data.usageLimit, 10)
+                                  : null
+                              }
+                            }
+                          });
+
+                          return result.data.voucherUpdate.errors;
+                        };
+
                         const {
                           loadNextPage,
                           loadPreviousPage,
@@ -291,59 +343,7 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                               activeTab={params.activeTab}
                               onBack={() => navigate(voucherListUrl())}
                               onTabClick={changeTab}
-                              onSubmit={formData =>
-                                voucherUpdate({
-                                  variables: {
-                                    id,
-                                    input: {
-                                      applyOncePerCustomer:
-                                        formData.applyOncePerCustomer,
-                                      applyOncePerOrder:
-                                        formData.applyOncePerOrder,
-                                      discountValue:
-                                        formData.discountType.toString() ===
-                                        "SHIPPING"
-                                          ? 100
-                                          : decimal(formData.value),
-                                      discountValueType:
-                                        formData.discountType.toString() ===
-                                        "SHIPPING"
-                                          ? DiscountValueTypeEnum.PERCENTAGE
-                                          : formData.discountType,
-                                      endDate: formData.hasEndDate
-                                        ? joinDateTime(
-                                            formData.endDate,
-                                            formData.endTime
-                                          )
-                                        : null,
-                                      minAmountSpent:
-                                        formData.requirementsPicker !==
-                                        RequirementsPicker.ORDER
-                                          ? 0
-                                          : parseFloat(formData.minSpent),
-                                      minCheckoutItemsQuantity:
-                                        formData.requirementsPicker !==
-                                        RequirementsPicker.ITEM
-                                          ? 0
-                                          : parseFloat(
-                                              formData.minCheckoutItemsQuantity
-                                            ),
-                                      startDate: joinDateTime(
-                                        formData.startDate,
-                                        formData.startTime
-                                      ),
-                                      type:
-                                        formData.discountType.toString() ===
-                                        "SHIPPING"
-                                          ? VoucherTypeEnum.SHIPPING
-                                          : formData.type,
-                                      usageLimit: formData.hasUsageLimit
-                                        ? parseInt(formData.usageLimit, 10)
-                                        : null
-                                    }
-                                  }
-                                })
-                              }
+                              onSubmit={handleSubmit}
                               onRemove={() => openModal("remove")}
                               saveButtonBarState={voucherUpdateOpts.status}
                               categoryListToolbar={
@@ -410,8 +410,13 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                               confirmButtonState={
                                 voucherCataloguesAddOpts.status
                               }
+                              hasMore={
+                                searchCategoriesOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-category"}
                               onFetch={searchCategories}
+                              onFetchMore={loadMoreCategories}
                               loading={searchCategoriesOpts.loading}
                               onClose={closeModal}
                               onSubmit={categories =>
@@ -420,9 +425,7 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                                     ...paginationState,
                                     id,
                                     input: {
-                                      categories: categories.map(
-                                        product => product.id
-                                      )
+                                      categories
                                     }
                                   }
                                 })
@@ -439,8 +442,13 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                               confirmButtonState={
                                 voucherCataloguesAddOpts.status
                               }
+                              hasMore={
+                                searchCollectionsOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-collection"}
                               onFetch={searchCollections}
+                              onFetchMore={loadMoreCollections}
                               loading={searchCollectionsOpts.loading}
                               onClose={closeModal}
                               onSubmit={collections =>
@@ -449,9 +457,7 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                                     ...paginationState,
                                     id,
                                     input: {
-                                      collections: collections.map(
-                                        product => product.id
-                                      )
+                                      collections
                                     }
                                   }
                                 })
@@ -484,8 +490,13 @@ export const VoucherDetails: React.FC<VoucherDetailsProps> = ({
                               confirmButtonState={
                                 voucherCataloguesAddOpts.status
                               }
+                              hasMore={
+                                searchProductsOpts.data?.search.pageInfo
+                                  .hasNextPage
+                              }
                               open={params.action === "assign-product"}
                               onFetch={searchProducts}
+                              onFetchMore={loadMoreProducts}
                               loading={searchProductsOpts.loading}
                               onClose={closeModal}
                               onSubmit={products =>

src/hooks/useAddressValidation.ts

@@ -5,14 +5,14 @@ import { AccountErrorCode, AddressInput } from "@saleor/types/globalTypes";
 import { add, remove } from "@saleor/utils/lists";
 import { useState } from "react";
 
-interface UseAddressValidation<T> {
+interface UseAddressValidation<TInput, TOutput> {
   errors: AccountErrorFragment[];
-  submit: (data: T & AddressTypeInput) => void;
+  submit: (data: TInput & AddressTypeInput) => TOutput;
 }
 
-function useAddressValidation<T>(
-  onSubmit: (address: T & AddressInput) => void
-): UseAddressValidation<T> {
+function useAddressValidation<TInput, TOutput>(
+  onSubmit: (address: TInput & AddressInput) => TOutput
+): UseAddressValidation<TInput, TOutput> {
   const [validationErrors, setValidationErrors] = useState<
     AccountErrorFragment[]
   >([]);
@@ -25,7 +25,7 @@ function useAddressValidation<T>(
 
   return {
     errors: validationErrors,
-    submit: (data: T & AddressTypeInput) => {
+    submit: (data: TInput & AddressTypeInput) => {
       try {
         setValidationErrors(
           remove(
@@ -34,7 +34,7 @@ function useAddressValidation<T>(
             (a, b) => a.field === b.field
           )
         );
-        onSubmit(transformFormToAddress(data));
+        return onSubmit(transformFormToAddress(data));
       } catch {
         setValidationErrors(add(countryRequiredError, validationErrors));
       }

src/hooks/useForm.ts

@@ -10,6 +10,7 @@ export interface ChangeEvent<TData = any> {
     value: TData;
   };
 }
+export type SubmitPromise = Promise<any[]>;
 
 export type FormChange = (event: ChangeEvent, cb?: () => void) => void;
 
@@ -51,7 +52,7 @@ function handleRefresh<T extends FormData>(
 
 function useForm<T extends FormData>(
   initial: T,
-  onSubmit: (data: T) => void
+  onSubmit?: (data: T) => SubmitPromise | void
 ): UseFormResult<T> {
   const [hasChanged, setChanged] = useState(false);
   const [data, setData] = useStateFromProps(initial, {
@@ -106,8 +107,16 @@ function useForm<T extends FormData>(
     }));
   }
 
-  function submit() {
-    return onSubmit(data);
+  async function submit() {
+    if (typeof onSubmit === "function") {
+      const result = onSubmit(data);
+      if (result) {
+        const errors = await result;
+        if (errors.length === 0) {
+          setChanged(false);
+        }
+      }
+    }
   }
 
   function triggerChange() {

src/navigation/components/MenuDetailsPage/MenuDetailsPage.tsx

@@ -7,6 +7,7 @@ import Form from "@saleor/components/Form";
 import Grid from "@saleor/components/Grid";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { MenuErrorFragment } from "@saleor/fragments/types/MenuErrorFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import React from "react";
 import { FormattedMessage, useIntl } from "react-intl";
@@ -36,7 +37,7 @@ export interface MenuDetailsPageProps {
   onItemAdd: () => void;
   onItemClick: (id: string, type: MenuItemType) => void;
   onItemEdit: (id: string) => void;
-  onSubmit: (data: MenuDetailsSubmitData) => Promise<boolean>;
+  onSubmit: (data: MenuDetailsSubmitData) => SubmitPromise;
 }
 
 const MenuDetailsPage: React.FC<MenuDetailsPageProps> = ({
@@ -62,14 +63,16 @@ const MenuDetailsPage: React.FC<MenuDetailsPageProps> = ({
   );
 
   const handleSubmit = async (data: MenuDetailsFormData) => {
-    if (
-      await onSubmit({
-        name: data.name,
-        operations: treeOperations
-      })
-    ) {
+    const result = await onSubmit({
+      name: data.name,
+      operations: treeOperations
+    });
+
+    if (result) {
       setTreeOperations([]);
     }
+
+    return result;
   };
 
   const handleChange = (operation: TreeOperation) => {

src/navigation/views/MenuDetails/index.tsx

@@ -141,28 +141,20 @@ const MenuDetails: React.FC<MenuDetailsProps> = ({ id, params }) => {
                   // that it should clean operation stack if mutations
                   // were successful
                   const handleSubmit = async (data: MenuDetailsSubmitData) => {
-                    try {
-                      const result = await menuUpdate({
-                        variables: {
-                          id,
-                          moves: getMoves(data),
-                          name: data.name,
-                          removeIds: getRemoveIds(data)
-                        }
-                      });
-                      if (result) {
-                        if (
-                          result.data.menuItemBulkDelete.errors.length > 0 ||
-                          result.data.menuItemMove.errors.length > 0 ||
-                          result.data.menuUpdate.errors.length > 0
-                        ) {
-                          return false;
-                        }
+                    const result = await menuUpdate({
+                      variables: {
+                        id,
+                        moves: getMoves(data),
+                        name: data.name,
+                        removeIds: getRemoveIds(data)
                       }
-                      return true;
-                    } catch {
-                      return false;
-                    }
+                    });
+
+                    return [
+                      ...result.data.menuItemBulkDelete.errors,
+                      ...result.data.menuItemMove.errors,
+                      ...result.data.menuUpdate.errors
+                    ];
                   };
 
                   return (

src/orders/components/OrderDetailsPage/OrderDetailsPage.tsx

@@ -12,6 +12,7 @@ import Metadata, { MetadataFormData } from "@saleor/components/Metadata";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import Skeleton from "@saleor/components/Skeleton";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import { UserPermissionProps } from "@saleor/types";
 import { mapMetadataItemToInput } from "@saleor/utils/maps";
@@ -74,7 +75,7 @@ export interface OrderDetailsPageProps extends UserPermissionProps {
   onInvoiceClick(invoiceId: string);
   onInvoiceGenerate();
   onInvoiceSend(invoiceId: string);
-  onSubmit(data: MetadataFormData);
+  onSubmit(data: MetadataFormData): SubmitPromise;
 }
 
 const OrderDetailsPage: React.FC<OrderDetailsPageProps> = props => {
@@ -123,7 +124,7 @@ const OrderDetailsPage: React.FC<OrderDetailsPageProps> = props => {
       ? data.privateMetadata
       : undefined;
 
-    onSubmit({
+    return onSubmit({
       metadata,
       privateMetadata
     });

src/orders/views/OrderDetails/index.tsx

@@ -122,6 +122,8 @@ export const OrderDetails: React.FC<OrderDetailsProps> = ({ id, params }) => {
               text: intl.formatMessage(commonMessages.savedChanges)
             });
           }
+
+          return result;
         };
 
         return (

src/pages/components/PageDetailsPage/PageDetailsPage.tsx

@@ -11,6 +11,7 @@ import SeoForm from "@saleor/components/SeoForm";
 import VisibilityCard from "@saleor/components/VisibilityCard";
 import { PageErrorFragment } from "@saleor/fragments/types/PageErrorFragment";
 import useDateLocalize from "@saleor/hooks/useDateLocalize";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import { mapMetadataItemToInput } from "@saleor/utils/maps";
 import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
@@ -27,7 +28,7 @@ import { maybe } from "../../../misc";
 import { PageDetails_page } from "../../types/PageDetails";
 import PageInfo from "../PageInfo";
 
-export interface FormData extends MetadataFormData {
+export interface PageDetailsPageFormData extends MetadataFormData {
   content: RawDraftContentState;
   isPublished: boolean;
   publicationDate: string;
@@ -45,7 +46,7 @@ export interface PageDetailsPageProps {
   saveButtonBarState: ConfirmButtonTransitionState;
   onBack: () => void;
   onRemove: () => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: PageDetailsPageFormData) => SubmitPromise;
 }
 
 const PageDetailsPage: React.FC<PageDetailsPageProps> = ({
@@ -67,7 +68,7 @@ const PageDetailsPage: React.FC<PageDetailsPageProps> = ({
 
   const pageExists = page !== null;
 
-  const initialForm: FormData = {
+  const initialForm: PageDetailsPageFormData = {
     content: maybe(
       () => JSON.parse(page.contentJson),
       convertToRaw(ContentState.createFromText(""))
@@ -84,13 +85,13 @@ const PageDetailsPage: React.FC<PageDetailsPageProps> = ({
     title: page?.title || ""
   };
 
-  const handleSubmit = (data: FormData) => {
+  const handleSubmit = (data: PageDetailsPageFormData) => {
     const metadata = isMetadataModified ? data.metadata : undefined;
     const privateMetadata = isPrivateMetadataModified
       ? data.privateMetadata
       : undefined;
 
-    onSubmit({
+    return onSubmit({
       ...data,
       isPublished: data.isPublished || !!data.publicationDate,
       metadata,

src/pages/components/PageInfo/PageInfo.tsx

@@ -14,10 +14,10 @@ import { useIntl } from "react-intl";
 
 import { maybe } from "../../../misc";
 import { PageDetails_page } from "../../types/PageDetails";
-import { FormData } from "../PageDetailsPage";
+import { PageDetailsPageFormData } from "../PageDetailsPage";
 
 export interface PageInfoProps {
-  data: FormData;
+  data: PageDetailsPageFormData;
   disabled: boolean;
   errors: PageErrorFragment[];
   page: PageDetails_page;
@@ -56,7 +56,7 @@ const PageInfo: React.FC<PageInfoProps> = props => {
             defaultMessage: "Title",
             description: "page title"
           })}
-          name={"title" as keyof FormData}
+          name={"title" as keyof PageDetailsPageFormData}
           value={data.title}
           onChange={onChange}
         />
@@ -70,7 +70,7 @@ const PageInfo: React.FC<PageInfoProps> = props => {
             defaultMessage: "Content",
             description: "page content"
           })}
-          name={"content" as keyof FormData}
+          name={"content" as keyof PageDetailsPageFormData}
           onChange={onChange}
         />
       </CardContent>

src/pages/views/PageCreate.tsx

@@ -9,7 +9,9 @@ import {
 import React from "react";
 import { useIntl } from "react-intl";
 
-import PageDetailsPage, { FormData } from "../components/PageDetailsPage";
+import PageDetailsPage, {
+  PageDetailsPageFormData
+} from "../components/PageDetailsPage";
 import { TypedPageCreate } from "../mutations";
 import { PageCreate as PageCreateData } from "../types/PageCreate";
 import { pageListUrl, pageUrl } from "../urls";
@@ -40,7 +42,7 @@ export const PageCreate: React.FC<PageCreateProps> = () => {
   return (
     <TypedPageCreate onCompleted={handlePageCreate}>
       {(pageCreate, pageCreateOpts) => {
-        const handleCreate = async (formData: FormData) => {
+        const handleCreate = async (formData: PageDetailsPageFormData) => {
           const result = await pageCreate({
             variables: {
               input: {

src/pages/views/PageDetails.tsx

@@ -14,7 +14,9 @@ import { FormattedMessage, useIntl } from "react-intl";
 
 import { getStringOrPlaceholder, maybe } from "../../misc";
 import { PageInput } from "../../types/globalTypes";
-import PageDetailsPage, { FormData } from "../components/PageDetailsPage";
+import PageDetailsPage, {
+  PageDetailsPageFormData
+} from "../components/PageDetailsPage";
 import { TypedPageRemove, TypedPageUpdate } from "../mutations";
 import { TypedPageDetailsQuery } from "../queries";
 import { PageRemove } from "../types/PageRemove";
@@ -25,7 +27,7 @@ export interface PageDetailsProps {
   params: PageUrlQueryParams;
 }
 
-const createPageInput = (data: FormData): PageInput => ({
+const createPageInput = (data: PageDetailsPageFormData): PageInput => ({
   contentJson: JSON.stringify(data.content),
   isPublished: data.isPublished,
   publicationDate: data.publicationDate,
@@ -61,7 +63,7 @@ export const PageDetails: React.FC<PageDetailsProps> = ({ id, params }) => {
           {(pageUpdate, pageUpdateOpts) => (
             <TypedPageDetailsQuery variables={{ id }}>
               {pageDetails => {
-                const handleUpdate = async (data: FormData) => {
+                const handleUpdate = async (data: PageDetailsPageFormData) => {
                   const result = await pageUpdate({
                     variables: {
                       id,

src/permissionGroups/components/PermissionGroupDetailsPage/PermissionGroupDetailsPage.tsx

@@ -9,6 +9,7 @@ import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { ShopInfo_shop_permissions } from "@saleor/components/Shop/types/ShopInfo";
 import { PermissionGroupErrorFragment } from "@saleor/fragments/types/PermissionGroupErrorFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import { sectionNames } from "@saleor/intl";
 import { MembersListUrlSortField } from "@saleor/permissionGroups/urls";
 import {
@@ -56,7 +57,7 @@ export interface PermissionGroupDetailsPageProps
   onAssign: () => void;
   onBack: () => void;
   onUnassign: (ids: string[]) => void;
-  onSubmit(data: PermissionGroupDetailsPageFormData);
+  onSubmit: (data: PermissionGroupDetailsPageFormData) => SubmitPromise;
 }
 
 const PermissionGroupDetailsPage: React.FC<PermissionGroupDetailsPageProps> = ({

src/permissionGroups/views/PermissionGroupDetails/PermissionGroupDetails.tsx

@@ -21,7 +21,9 @@ import React, { useState } from "react";
 import { useIntl } from "react-intl";
 
 import AssignMembersDialog from "../../components/AssignMembersDialog";
-import PermissionGroupDetailsPage from "../../components/PermissionGroupDetailsPage";
+import PermissionGroupDetailsPage, {
+  PermissionGroupDetailsPageFormData
+} from "../../components/PermissionGroupDetailsPage";
 import UnassignMembersDialog from "../../components/UnassignMembersDialog";
 import { usePermissionGroupUpdate } from "../../mutations";
 import { usePermissionGroupDetailsQuery } from "../../queries";
@@ -131,6 +133,21 @@ export const PermissionGroupDetails: React.FC<PermissionGroupDetailsProps> = ({
   );
   const disabled = loading || !isGroupEditable || permissionsExceeded;
 
+  const handleSubmit = async (formData: PermissionGroupDetailsPageFormData) => {
+    const result = await permissionGroupUpdate({
+      variables: {
+        id,
+        input: {
+          name: formData.name,
+          ...permissionsDiff(data?.permissionGroup, formData),
+          ...usersDiff(data?.permissionGroup, formData)
+        }
+      }
+    });
+
+    return result.data.permissionGroupUpdate.errors;
+  };
+
   return (
     <>
       <PermissionGroupDetailsPage
@@ -144,18 +161,7 @@ export const PermissionGroupDetails: React.FC<PermissionGroupDetailsProps> = ({
         errors={
           permissionGroupUpdateResult?.data?.permissionGroupUpdate.errors || []
         }
-        onSubmit={formData =>
-          permissionGroupUpdate({
-            variables: {
-              id,
-              input: {
-                name: formData.name,
-                ...permissionsDiff(data?.permissionGroup, formData),
-                ...usersDiff(data?.permissionGroup, formData)
-              }
-            }
-          })
-        }
+        onSubmit={handleSubmit}
         permissions={permissions}
         saveButtonBarState={permissionGroupUpdateResult.status}
         disabled={disabled}

src/plugins/components/PluginInfo/PluginInfo.tsx

@@ -13,10 +13,10 @@ import getPluginErrorMessage from "@saleor/utils/errors/plugins";
 import React from "react";
 import { FormattedMessage, useIntl } from "react-intl";
 
-import { FormData } from "../PluginsDetailsPage";
+import { PluginDetailsPageFormData } from "../PluginsDetailsPage";
 
 interface PluginInfoProps {
-  data: FormData;
+  data: PluginDetailsPageFormData;
   description: string;
   errors: PluginErrorFragment[];
   name: string;
@@ -83,7 +83,7 @@ const PluginInfo: React.FC<PluginInfoProps> = ({
           })}
         </Typography>
         <ControlledCheckbox
-          name={"active" as keyof FormData}
+          name={"active" as keyof PluginDetailsPageFormData}
           label={intl.formatMessage({
             defaultMessage: "Set plugin as Active"
           })}

src/plugins/components/PluginSettings/PluginSettings.tsx

@@ -14,10 +14,10 @@ import { getFieldError } from "@saleor/utils/errors";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { FormData } from "../PluginsDetailsPage";
+import { PluginDetailsPageFormData } from "../PluginsDetailsPage";
 
 interface PluginSettingsProps {
-  data: FormData;
+  data: PluginDetailsPageFormData;
   errors: UserError[];
   disabled: boolean;
   onChange: (event: React.ChangeEvent<any>) => void;

src/plugins/components/PluginsDetailsPage/PluginsDetailsPage.tsx

@@ -23,7 +23,7 @@ import PluginAuthorization from "../PluginAuthorization";
 import PluginInfo from "../PluginInfo";
 import PluginSettings from "../PluginSettings";
 
-export interface FormData {
+export interface PluginDetailsPageFormData {
   active: boolean;
   configuration: ConfigurationItemInput[];
 }
@@ -36,7 +36,7 @@ export interface PluginsDetailsPageProps {
   onBack: () => void;
   onClear: (field: string) => void;
   onEdit: (field: string) => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: PluginDetailsPageFormData) => void;
 }
 
 const useStyles = makeStyles(
@@ -64,7 +64,7 @@ const PluginsDetailsPage: React.FC<PluginsDetailsPageProps> = props => {
 
   const classes = useStyles(props);
   const intl = useIntl();
-  const initialForm: FormData = {
+  const initialForm: PluginDetailsPageFormData = {
     active: plugin?.active || false,
     configuration: plugin?.configuration
       ?.filter(field => !isSecretField(plugin?.configuration || [], field.name))

src/plugins/views/PluginsDetails.tsx

@@ -9,7 +9,9 @@ import createDialogActionHandlers from "@saleor/utils/handlers/dialogActionHandl
 import React from "react";
 import { FormattedMessage, useIntl } from "react-intl";
 
-import PluginsDetailsPage from "../components/PluginsDetailsPage";
+import PluginsDetailsPage, {
+  PluginDetailsPageFormData
+} from "../components/PluginsDetailsPage";
 import PluginSecretFieldDialog from "../components/PluginSecretFieldDialog";
 import { TypedPluginUpdate } from "../mutations";
 import { TypedPluginsDetailsQuery } from "../queries";
@@ -89,6 +91,25 @@ export const PluginsDetails: React.FC<PluginsDetailsProps> = ({
                 }
               });
 
+            const handleSubmit = async (
+              formData: PluginDetailsPageFormData
+            ) => {
+              const result = await pluginUpdate({
+                variables: {
+                  id,
+                  input: {
+                    active: formData.active,
+                    configuration: getConfigurationInput(
+                      pluginDetails.data.plugin.configuration,
+                      formData.configuration
+                    )
+                  }
+                }
+              });
+
+              return result.data.pluginUpdate.errors;
+            };
+
             return (
               <>
                 <WindowTitle title={pluginDetails.data?.plugin?.name} />
@@ -110,20 +131,7 @@ export const PluginsDetails: React.FC<PluginsDetailsProps> = ({
                       id
                     })
                   }
-                  onSubmit={formData =>
-                    pluginUpdate({
-                      variables: {
-                        id,
-                        input: {
-                          active: formData.active,
-                          configuration: getConfigurationInput(
-                            pluginDetails.data.plugin.configuration,
-                            formData.configuration
-                          )
-                        }
-                      }
-                    })
-                  }
+                  onSubmit={handleSubmit}
                 />
                 {pluginDetails.data?.plugin?.configuration && (
                   <>

src/productTypes/components/ProductTypeDetailsPage/ProductTypeDetailsPage.tsx

@@ -9,7 +9,7 @@ import Metadata from "@saleor/components/Metadata/Metadata";
 import { MetadataFormData } from "@saleor/components/Metadata/types";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
-import { ChangeEvent, FormChange } from "@saleor/hooks/useForm";
+import { ChangeEvent, FormChange, SubmitPromise } from "@saleor/hooks/useForm";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { sectionNames } from "@saleor/intl";
 import { maybe } from "@saleor/misc";
@@ -61,7 +61,7 @@ export interface ProductTypeDetailsPageProps {
   onBack: () => void;
   onDelete: () => void;
   onHasVariantsToggle: (hasVariants: boolean) => void;
-  onSubmit: (data: ProductTypeForm) => void;
+  onSubmit: (data: ProductTypeForm) => SubmitPromise;
 }
 
 function handleTaxTypeChange(
@@ -141,7 +141,7 @@ const ProductTypeDetailsPage: React.FC<ProductTypeDetailsPageProps> = ({
       ? data.privateMetadata
       : undefined;
 
-    onSubmit({
+    return onSubmit({
       ...data,
       metadata,
       privateMetadata

src/products/components/ProductCreatePage/ProductCreatePage.tsx

@@ -3,9 +3,8 @@ import AvailabilityCard from "@saleor/components/AvailabilityCard";
 import CardSpacer from "@saleor/components/CardSpacer";
 import { ConfirmButtonTransitionState } from "@saleor/components/ConfirmButton";
 import Container from "@saleor/components/Container";
-import Form from "@saleor/components/Form";
 import Grid from "@saleor/components/Grid";
-import Metadata, { MetadataFormData } from "@saleor/components/Metadata";
+import Metadata from "@saleor/components/Metadata";
 import { MultiAutocompleteChoiceType } from "@saleor/components/MultiAutocompleteSelectField";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
@@ -13,70 +12,29 @@ import SeoForm from "@saleor/components/SeoForm";
 import { ProductErrorWithAttributesFragment } from "@saleor/fragments/types/ProductErrorWithAttributesFragment";
 import { TaxTypeFragment } from "@saleor/fragments/types/TaxTypeFragment";
 import useDateLocalize from "@saleor/hooks/useDateLocalize";
-import useFormset from "@saleor/hooks/useFormset";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { sectionNames } from "@saleor/intl";
-import {
-  getAttributeInputFromProductType,
-  getChoices,
-  ProductType
-} from "@saleor/products/utils/data";
+import { getChoices } from "@saleor/products/utils/data";
 import { SearchCategories_search_edges_node } from "@saleor/searches/types/SearchCategories";
 import { SearchCollections_search_edges_node } from "@saleor/searches/types/SearchCollections";
-import { SearchProductTypes_search_edges_node_productAttributes } from "@saleor/searches/types/SearchProductTypes";
+import { SearchProductTypes_search_edges_node } from "@saleor/searches/types/SearchProductTypes";
 import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
-import createMultiAutocompleteSelectHandler from "@saleor/utils/handlers/multiAutocompleteSelectChangeHandler";
-import createSingleAutocompleteSelectHandler from "@saleor/utils/handlers/singleAutocompleteSelectChangeHandler";
-import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
-import { ContentState, convertToRaw, RawDraftContentState } from "draft-js";
+import { ContentState, convertToRaw } from "draft-js";
 import React from "react";
 import { useIntl } from "react-intl";
 
 import { FetchMoreProps } from "../../../types";
-import {
-  createAttributeChangeHandler,
-  createAttributeMultiChangeHandler,
-  createProductTypeSelectHandler
-} from "../../utils/handlers";
-import ProductAttributes, {
-  ProductAttributeInput,
-  ProductAttributeInputData
-} from "../ProductAttributes";
+import ProductAttributes from "../ProductAttributes";
 import ProductDetailsForm from "../ProductDetailsForm";
 import ProductOrganization from "../ProductOrganization";
 import ProductPricing from "../ProductPricing";
 import ProductShipping from "../ProductShipping/ProductShipping";
-import ProductStocks, { ProductStockInput } from "../ProductStocks";
+import ProductStocks from "../ProductStocks";
 import ProductTaxes from "../ProductTaxes";
-
-interface FormData extends MetadataFormData {
-  availableForPurchase: string;
-  basePrice: number;
-  category: string;
-  changeTaxCode: boolean;
-  chargeTaxes: boolean;
-  collections: string[];
-  description: RawDraftContentState;
-  isAvailable: boolean;
-  isAvailableForPurchase: boolean;
-  isPublished: boolean;
-  name: string;
-  slug: string;
-  productType: string;
-  publicationDate: string;
-  seoDescription: string;
-  seoTitle: string;
-  sku: string;
-  stockQuantity: number;
-  taxCode: string;
-  trackInventory: boolean;
-  visibleInListings: boolean;
-  weight: string;
-}
-export interface ProductCreatePageSubmitData extends FormData {
-  attributes: ProductAttributeInput[];
-  stocks: ProductStockInput[];
-}
+import ProductCreateForm, {
+  ProductCreateData,
+  ProductCreateFormData
+} from "./form";
 
 interface ProductCreatePageProps {
   errors: ProductErrorWithAttributesFragment[];
@@ -87,13 +45,8 @@ interface ProductCreatePageProps {
   fetchMoreCategories: FetchMoreProps;
   fetchMoreCollections: FetchMoreProps;
   fetchMoreProductTypes: FetchMoreProps;
-  initial?: Partial<FormData>;
-  productTypes?: Array<{
-    id: string;
-    name: string;
-    hasVariants: boolean;
-    productAttributes: SearchProductTypes_search_edges_node_productAttributes[];
-  }>;
+  initial?: Partial<ProductCreateFormData>;
+  productTypes?: SearchProductTypes_search_edges_node[];
   header: string;
   saveButtonBarState: ConfirmButtonTransitionState;
   weightUnit: string;
@@ -104,7 +57,7 @@ interface ProductCreatePageProps {
   fetchProductTypes: (data: string) => void;
   onWarehouseConfigure: () => void;
   onBack?();
-  onSubmit?(data: ProductCreatePageSubmitData);
+  onSubmit?(data: ProductCreateData);
 }
 
 export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
@@ -133,65 +86,12 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
   const intl = useIntl();
   const localizeDate = useDateLocalize();
 
-  const initialProductType = productTypeChoiceList?.find(
-    productType => initial?.productType === productType.id
-  );
-
-  // Form values
-  const {
-    change: changeAttributeData,
-    data: attributes,
-    set: setAttributeData
-  } = useFormset<ProductAttributeInputData>(
-    initial?.productType
-      ? getAttributeInputFromProductType(initialProductType)
-      : []
-  );
-  const {
-    add: addStock,
-    change: changeStockData,
-    data: stocks,
-    remove: removeStock
-  } = useFormset<null, string>([]);
-
   // Ensures that it will not change after component rerenders, because it
   // generates different block keys and it causes editor to lose its content.
   const initialDescription = React.useRef(
     convertToRaw(ContentState.createFromText(""))
   );
 
-  const {
-    makeChangeHandler: makeMetadataChangeHandler
-  } = useMetadataChangeTrigger();
-
-  const initialData: FormData = {
-    ...(initial || {}),
-    availableForPurchase: "",
-    basePrice: 0,
-    category: "",
-    changeTaxCode: false,
-    chargeTaxes: false,
-    collections: [],
-    description: {} as any,
-    isAvailable: false,
-    isAvailableForPurchase: false,
-    isPublished: false,
-    metadata: [],
-    name: "",
-    privateMetadata: [],
-    productType: "",
-    publicationDate: "",
-    seoDescription: "",
-    seoTitle: "",
-    sku: null,
-    slug: "",
-    stockQuantity: null,
-    taxCode: null,
-    trackInventory: false,
-    visibleInListings: false,
-    weight: ""
-  };
-
   // Display values
   const [selectedCategory, setSelectedCategory] = useStateFromProps(
     initial?.category || ""
@@ -201,9 +101,6 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
     MultiAutocompleteChoiceType[]
   >([]);
 
-  const [productType, setProductType] = useStateFromProps<ProductType>(
-    initialProductType || null
-  );
   const [selectedTaxType, setSelectedTaxType] = useStateFromProps(
     initial?.taxCode || null
   );
@@ -217,50 +114,23 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
       value: taxType.taxCode
     })) || [];
 
-  const handleSubmit = (data: FormData) =>
-    onSubmit({
-      ...data,
-      attributes,
-      stocks
-    });
-
   return (
-    <Form onSubmit={handleSubmit} initial={initialData} confirmLeave>
-      {({ change, data, hasChanged, submit, triggerChange, toggleValue }) => {
-        const handleCollectionSelect = createMultiAutocompleteSelectHandler(
-          toggleValue,
-          setSelectedCollections,
-          selectedCollections,
-          collections
-        );
-        const handleCategorySelect = createSingleAutocompleteSelectHandler(
-          change,
-          setSelectedCategory,
-          categories
-        );
-        const handleAttributeChange = createAttributeChangeHandler(
-          changeAttributeData,
-          triggerChange
-        );
-        const handleAttributeMultiChange = createAttributeMultiChangeHandler(
-          changeAttributeData,
-          attributes,
-          triggerChange
-        );
-
-        const handleProductTypeSelect = createProductTypeSelectHandler(
-          change,
-          setAttributeData,
-          setProductType,
-          productTypeChoiceList
-        );
-        const handleTaxTypeSelect = createSingleAutocompleteSelectHandler(
-          change,
-          setSelectedTaxType,
-          taxTypeChoices
-        );
-
-        const changeMetadata = makeMetadataChangeHandler(change);
+    <ProductCreateForm
+      onSubmit={onSubmit}
+      initial={initial}
+      categories={categories}
+      collections={collections}
+      productTypes={productTypeChoiceList}
+      selectedCollections={selectedCollections}
+      setSelectedCategory={setSelectedCategory}
+      setSelectedCollections={setSelectedCollections}
+      setSelectedTaxType={setSelectedTaxType}
+      taxTypes={taxTypeChoices}
+      warehouses={warehouses}
+    >
+      {({ change, data, handlers, hasChanged, submit }) => {
+        // Comparing explicitly to false because `hasVariants` can be undefined
+        const isSimpleProduct = data.productType?.hasVariants === false;
 
         return (
           <Container>
@@ -278,17 +148,17 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
                   onChange={change}
                 />
                 <CardSpacer />
-                {attributes.length > 0 && (
+                {data.attributes.length > 0 && (
                   <ProductAttributes
-                    attributes={attributes}
+                    attributes={data.attributes}
                     disabled={disabled}
                     errors={errors}
-                    onChange={handleAttributeChange}
-                    onMultiChange={handleAttributeMultiChange}
+                    onChange={handlers.selectAttribute}
+                    onMultiChange={handlers.selectAttributeMultiple}
                   />
                 )}
                 <CardSpacer />
-                {!!productType && !productType.hasVariants && (
+                {isSimpleProduct && (
                   <>
                     <ProductShipping
                       data={data}
@@ -311,27 +181,11 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
                       hasVariants={false}
                       onFormDataChange={change}
                       errors={errors}
-                      stocks={stocks}
+                      stocks={data.stocks}
                       warehouses={warehouses}
-                      onChange={(id, value) => {
-                        triggerChange();
-                        changeStockData(id, value);
-                      }}
-                      onWarehouseStockAdd={id => {
-                        triggerChange();
-                        addStock({
-                          data: null,
-                          id,
-                          label: warehouses.find(
-                            warehouse => warehouse.id === id
-                          ).name,
-                          value: "0"
-                        });
-                      }}
-                      onWarehouseStockDelete={id => {
-                        triggerChange();
-                        removeStock(id);
-                      }}
+                      onChange={handlers.changeStock}
+                      onWarehouseStockAdd={handlers.addStock}
+                      onWarehouseStockDelete={handlers.deleteStock}
                       onWarehouseConfigure={onWarehouseConfigure}
                     />
                     <CardSpacer />
@@ -353,7 +207,7 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
                   onChange={change}
                 />
                 <CardSpacer />
-                <Metadata data={data} onChange={changeMetadata} />
+                <Metadata data={data} onChange={handlers.changeMetadata} />
               </div>
               <div>
                 <ProductOrganization
@@ -370,12 +224,12 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
                   fetchMoreCollections={fetchMoreCollections}
                   fetchMoreProductTypes={fetchMoreProductTypes}
                   fetchProductTypes={fetchProductTypes}
-                  productType={productType}
-                  productTypeInputDisplayValue={productType?.name || ""}
+                  productType={data.productType}
+                  productTypeInputDisplayValue={data.productType?.name || ""}
                   productTypes={productTypes}
-                  onCategoryChange={handleCategorySelect}
-                  onCollectionChange={handleCollectionSelect}
-                  onProductTypeChange={handleProductTypeSelect}
+                  onCategoryChange={handlers.selectCategory}
+                  onCollectionChange={handlers.selectCollection}
+                  onProductTypeChange={handlers.selectProductType}
                   collectionsInputDisplayValue={selectedCollections}
                 />
                 <CardSpacer />
@@ -409,7 +263,7 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
                   data={data}
                   disabled={disabled}
                   onChange={change}
-                  onTaxTypeChange={handleTaxTypeSelect}
+                  onTaxTypeChange={handlers.selectTaxRate}
                   selectedTaxTypeDisplayName={selectedTaxType}
                   taxTypes={taxTypes}
                 />
@@ -424,7 +278,7 @@ export const ProductCreatePage: React.FC<ProductCreatePageProps> = ({
           </Container>
         );
       }}
-    </Form>
+    </ProductCreateForm>
   );
 };
 ProductCreatePage.displayName = "ProductCreatePage";

src/products/components/ProductCreatePage/form.tsx

@@ -0,0 +1,254 @@
+import { MetadataFormData } from "@saleor/components/Metadata";
+import { MultiAutocompleteChoiceType } from "@saleor/components/MultiAutocompleteSelectField";
+import { SingleAutocompleteChoiceType } from "@saleor/components/SingleAutocompleteSelectField";
+import useForm, { FormChange } from "@saleor/hooks/useForm";
+import useFormset, { FormsetChange } from "@saleor/hooks/useFormset";
+import useStateFromProps from "@saleor/hooks/useStateFromProps";
+import {
+  getAttributeInputFromProductType,
+  ProductType
+} from "@saleor/products/utils/data";
+import {
+  createAttributeChangeHandler,
+  createAttributeMultiChangeHandler,
+  createProductTypeSelectHandler
+} from "@saleor/products/utils/handlers";
+import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
+import createMultiAutocompleteSelectHandler from "@saleor/utils/handlers/multiAutocompleteSelectChangeHandler";
+import createSingleAutocompleteSelectHandler from "@saleor/utils/handlers/singleAutocompleteSelectChangeHandler";
+import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
+import { RawDraftContentState } from "draft-js";
+import React from "react";
+
+import { SearchProductTypes_search_edges_node } from "../../../searches/types/SearchProductTypes";
+import {
+  ProductAttributeInput,
+  ProductAttributeInputData
+} from "../ProductAttributes";
+import { ProductStockInput } from "../ProductStocks";
+
+export interface ProductCreateFormData extends MetadataFormData {
+  availableForPurchase: string;
+  basePrice: number;
+  category: string;
+  changeTaxCode: boolean;
+  chargeTaxes: boolean;
+  collections: string[];
+  description: RawDraftContentState;
+  isAvailable: boolean;
+  isAvailableForPurchase: boolean;
+  isPublished: boolean;
+  name: string;
+  productType: ProductType;
+  publicationDate: string;
+  seoDescription: string;
+  seoTitle: string;
+  sku: string;
+  slug: string;
+  stockQuantity: number;
+  taxCode: string;
+  trackInventory: boolean;
+  visibleInListings: boolean;
+  weight: string;
+}
+export interface ProductCreateData extends ProductCreateFormData {
+  attributes: ProductAttributeInput[];
+  stocks: ProductStockInput[];
+}
+
+type ProductCreateHandlers = Record<
+  | "changeMetadata"
+  | "selectCategory"
+  | "selectCollection"
+  | "selectProductType"
+  | "selectTaxRate",
+  FormChange
+> &
+  Record<
+    "changeStock" | "selectAttribute" | "selectAttributeMultiple",
+    FormsetChange<string>
+  > &
+  Record<"addStock" | "deleteStock", (id: string) => void>;
+export interface UseProductCreateFormResult {
+  change: FormChange;
+  data: ProductCreateData;
+  handlers: ProductCreateHandlers;
+  hasChanged: boolean;
+  submit: () => Promise<boolean>;
+}
+
+export interface UseProductCreateFormOpts
+  extends Record<
+    "categories" | "collections" | "taxTypes",
+    SingleAutocompleteChoiceType[]
+  > {
+  setSelectedCategory: React.Dispatch<React.SetStateAction<string>>;
+  setSelectedCollections: React.Dispatch<
+    React.SetStateAction<MultiAutocompleteChoiceType[]>
+  >;
+  setSelectedTaxType: React.Dispatch<React.SetStateAction<string>>;
+  selectedCollections: MultiAutocompleteChoiceType[];
+  productTypes: SearchProductTypes_search_edges_node[];
+  warehouses: SearchWarehouses_search_edges_node[];
+}
+
+export interface ProductCreateFormProps extends UseProductCreateFormOpts {
+  children: (props: UseProductCreateFormResult) => React.ReactNode;
+  initial?: Partial<ProductCreateFormData>;
+  onSubmit: (data: ProductCreateData) => Promise<boolean>;
+}
+
+const defaultInitialFormData: ProductCreateFormData &
+  Record<"productType", string> = {
+  availableForPurchase: "",
+  basePrice: 0,
+  category: "",
+  changeTaxCode: false,
+  chargeTaxes: false,
+  collections: [],
+  description: {} as any,
+  isAvailable: false,
+  isAvailableForPurchase: false,
+  isPublished: false,
+  metadata: [],
+  name: "",
+  privateMetadata: [],
+  productType: null,
+  publicationDate: "",
+  seoDescription: "",
+  seoTitle: "",
+  sku: null,
+  slug: "",
+  stockQuantity: null,
+  taxCode: null,
+  trackInventory: false,
+  visibleInListings: false,
+  weight: ""
+};
+
+function useProductCreateForm(
+  initial: Partial<ProductCreateFormData>,
+  onSubmit: (data: ProductCreateData) => Promise<boolean>,
+  opts: UseProductCreateFormOpts
+): UseProductCreateFormResult {
+  const initialProductType =
+    opts.productTypes?.find(
+      productType => initial?.productType?.id === productType.id
+    ) || null;
+
+  const [changed, setChanged] = React.useState(false);
+  const triggerChange = () => setChanged(true);
+
+  const form = useForm({
+    ...initial,
+    ...defaultInitialFormData
+  });
+  const attributes = useFormset<ProductAttributeInputData>(
+    initial?.productType
+      ? getAttributeInputFromProductType(initialProductType)
+      : []
+  );
+  const stocks = useFormset<null, string>([]);
+  const [productType, setProductType] = useStateFromProps<ProductType>(
+    initialProductType || null
+  );
+
+  const {
+    makeChangeHandler: makeMetadataChangeHandler
+  } = useMetadataChangeTrigger();
+
+  const handleChange: FormChange = (event, cb) => {
+    form.change(event, cb);
+    triggerChange();
+  };
+  const handleCollectionSelect = createMultiAutocompleteSelectHandler(
+    form.toggleValue,
+    opts.setSelectedCollections,
+    opts.selectedCollections,
+    opts.collections
+  );
+  const handleCategorySelect = createSingleAutocompleteSelectHandler(
+    handleChange,
+    opts.setSelectedCategory,
+    opts.categories
+  );
+  const handleAttributeChange = createAttributeChangeHandler(
+    attributes.change,
+    triggerChange
+  );
+  const handleAttributeMultiChange = createAttributeMultiChangeHandler(
+    attributes.change,
+    attributes.data,
+    triggerChange
+  );
+  const handleProductTypeSelect = createProductTypeSelectHandler(
+    attributes.set,
+    setProductType,
+    opts.productTypes,
+    triggerChange
+  );
+  const handleStockChange: FormsetChange<string> = (id, value) => {
+    triggerChange();
+    stocks.change(id, value);
+  };
+  const handleStockAdd = (id: string) => {
+    triggerChange();
+    stocks.add({
+      data: null,
+      id,
+      label: opts.warehouses.find(warehouse => warehouse.id === id).name,
+      value: "0"
+    });
+  };
+  const handleStockDelete = (id: string) => {
+    triggerChange();
+    stocks.remove(id);
+  };
+  const handleTaxTypeSelect = createSingleAutocompleteSelectHandler(
+    handleChange,
+    opts.setSelectedTaxType,
+    opts.taxTypes
+  );
+  const changeMetadata = makeMetadataChangeHandler(handleChange);
+
+  const data: ProductCreateData = {
+    ...form.data,
+    attributes: attributes.data,
+    productType,
+    stocks: stocks.data
+  };
+  const submit = () => onSubmit(data);
+
+  return {
+    change: handleChange,
+    data,
+    handlers: {
+      addStock: handleStockAdd,
+      changeMetadata,
+      changeStock: handleStockChange,
+      deleteStock: handleStockDelete,
+      selectAttribute: handleAttributeChange,
+      selectAttributeMultiple: handleAttributeMultiChange,
+      selectCategory: handleCategorySelect,
+      selectCollection: handleCollectionSelect,
+      selectProductType: handleProductTypeSelect,
+      selectTaxRate: handleTaxTypeSelect
+    },
+    hasChanged: changed,
+    submit
+  };
+}
+
+const ProductCreateForm: React.FC<ProductCreateFormProps> = ({
+  children,
+  initial,
+  onSubmit,
+  ...rest
+}) => {
+  const props = useProductCreateForm(initial || {}, onSubmit, rest);
+
+  return <form onSubmit={props.submit}>{children(props)}</form>;
+};
+
+ProductCreateForm.displayName = "ProductCreateForm";
+export default ProductCreateForm;

src/products/components/ProductCreatePage/index.ts

@@ -1,2 +1,3 @@
 export { default } from "./ProductCreatePage";
 export * from "./ProductCreatePage";
+export * from "./form";

src/products/components/ProductOrganization/ProductOrganization.tsx

@@ -51,7 +51,7 @@ interface ProductOrganizationProps {
   data: {
     category: string;
     collections: string[];
-    productType?: string;
+    productType?: ProductType;
   };
   disabled: boolean;
   errors: ProductErrorFragment[];
@@ -121,7 +121,7 @@ const ProductOrganization: React.FC<ProductOrganizationProps> = props => {
               defaultMessage: "Product Type"
             })}
             choices={productTypes}
-            value={data.productType}
+            value={data.productType?.id}
             onChange={onProductTypeChange}
             fetchChoices={fetchProductTypes}
             data-test="product-type"

src/products/components/ProductStocks/ProductStocks.tsx

@@ -127,9 +127,10 @@ const ProductStocks: React.FC<ProductStocksProps> = ({
   const anchor = React.useRef<HTMLDivElement>();
   const [isExpanded, setExpansionState] = React.useState(false);
 
-  const warehousesToAssign = warehouses.filter(
-    warehouse => !stocks.some(stock => stock.id === warehouse.id)
-  );
+  const warehousesToAssign =
+    warehouses?.filter(
+      warehouse => !stocks.some(stock => stock.id === warehouse.id)
+    ) || [];
   const formErrors = getFormErrors(["sku"], errors);
 
   return (
@@ -187,7 +188,7 @@ const ProductStocks: React.FC<ProductStocksProps> = ({
             </span>
           </div>
         </Typography>
-        {!warehouses.length && (
+        {!warehouses?.length && (
           <Typography color="textSecondary" className={classes.noWarehouseInfo}>
             {hasVariants ? (
               <>
@@ -219,7 +220,7 @@ const ProductStocks: React.FC<ProductStocksProps> = ({
           </Typography>
         )}
       </CardContent>
-      {warehouses.length > 0 && (
+      {warehouses?.length > 0 && (
         <Table>
           <TableHead>
             <TableRow>

src/products/components/ProductUpdatePage/ProductUpdatePage.tsx

@@ -3,7 +3,6 @@ import AvailabilityCard from "@saleor/components/AvailabilityCard";
 import CardSpacer from "@saleor/components/CardSpacer";
 import { ConfirmButtonTransitionState } from "@saleor/components/ConfirmButton";
 import Container from "@saleor/components/Container";
-import Form from "@saleor/components/Form";
 import Grid from "@saleor/components/Grid";
 import Metadata from "@saleor/components/Metadata/Metadata";
 import PageHeader from "@saleor/components/PageHeader";
@@ -13,18 +12,14 @@ import { ProductErrorWithAttributesFragment } from "@saleor/fragments/types/Prod
 import { TaxTypeFragment } from "@saleor/fragments/types/TaxTypeFragment";
 import { WarehouseFragment } from "@saleor/fragments/types/WarehouseFragment";
 import useDateLocalize from "@saleor/hooks/useDateLocalize";
-import useFormset from "@saleor/hooks/useFormset";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { sectionNames } from "@saleor/intl";
 import { maybe } from "@saleor/misc";
 import { SearchCategories_search_edges_node } from "@saleor/searches/types/SearchCategories";
 import { SearchCollections_search_edges_node } from "@saleor/searches/types/SearchCollections";
 import { FetchMoreProps, ListActions, ReorderAction } from "@saleor/types";
-import createMultiAutocompleteSelectHandler from "@saleor/utils/handlers/multiAutocompleteSelectChangeHandler";
-import createSingleAutocompleteSelectHandler from "@saleor/utils/handlers/singleAutocompleteSelectChangeHandler";
-import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
 import { convertFromRaw, RawDraftContentState } from "draft-js";
-import { diff } from "fast-array-diff";
 import React from "react";
 import { useIntl } from "react-intl";
 
@@ -33,17 +28,7 @@ import {
   ProductDetails_product_images,
   ProductDetails_product_variants
 } from "../../types/ProductDetails";
-import {
-  getAttributeInputFromProduct,
-  getChoices,
-  getProductUpdatePageFormData,
-  getStockInputFromProduct,
-  ProductUpdatePageFormData
-} from "../../utils/data";
-import {
-  createAttributeChangeHandler,
-  createAttributeMultiChangeHandler
-} from "../../utils/handlers";
+import { getChoices, ProductUpdatePageFormData } from "../../utils/data";
 import ProductAttributes, { ProductAttributeInput } from "../ProductAttributes";
 import ProductDetailsForm from "../ProductDetailsForm";
 import ProductImages from "../ProductImages";
@@ -53,6 +38,7 @@ import ProductShipping from "../ProductShipping/ProductShipping";
 import ProductStocks, { ProductStockInput } from "../ProductStocks";
 import ProductTaxes from "../ProductTaxes";
 import ProductVariants from "../ProductVariants";
+import ProductUpdateForm from "./form";
 
 export interface ProductUpdatePageProps extends ListActions {
   defaultWeightUnit: string;
@@ -76,13 +62,13 @@ export interface ProductUpdatePageProps extends ListActions {
   onVariantShow: (id: string) => () => void;
   onVariantReorder: ReorderAction;
   onImageDelete: (id: string) => () => void;
+  onSubmit: (data: ProductUpdatePageSubmitData) => SubmitPromise;
   onBack?();
   onDelete();
   onImageEdit?(id: string);
   onImageReorder?(event: { oldIndex: number; newIndex: number });
   onImageUpload(file: File);
   onSeoClick?();
-  onSubmit?(data: ProductUpdatePageSubmitData);
   onVariantAdd?();
   onSetDefaultVariant(variant: ProductDetails_product_variants);
   onWarehouseConfigure();
@@ -136,25 +122,9 @@ export const ProductUpdatePage: React.FC<ProductUpdatePageProps> = ({
 }) => {
   const intl = useIntl();
   const localizeDate = useDateLocalize();
-  const attributeInput = React.useMemo(
-    () => getAttributeInputFromProduct(product),
-    [product]
-  );
-  const stockInput = React.useMemo(() => getStockInputFromProduct(product), [
-    product
-  ]);
-  const { change: changeAttributeData, data: attributes } = useFormset(
-    attributeInput
-  );
-  const {
-    add: addStock,
-    change: changeStockData,
-    data: stocks,
-    remove: removeStock
-  } = useFormset(stockInput);
 
   const [selectedCategory, setSelectedCategory] = useStateFromProps(
-    maybe(() => product.category.name, "")
+    product?.category?.name || ""
   );
 
   const [selectedCollections, setSelectedCollections] = useStateFromProps(
@@ -165,309 +135,217 @@ export const ProductUpdatePage: React.FC<ProductUpdatePageProps> = ({
     product?.taxType.description
   );
 
-  const {
-    isMetadataModified,
-    isPrivateMetadataModified,
-    makeChangeHandler: makeMetadataChangeHandler
-  } = useMetadataChangeTrigger();
-
-  const initialData = getProductUpdatePageFormData(product, variants);
   const initialDescription = maybe<RawDraftContentState>(() =>
     JSON.parse(product.descriptionJson)
   );
 
   const categories = getChoices(categoryChoiceList);
   const collections = getChoices(collectionChoiceList);
-  const currency =
-    product?.variants?.length && product.variants[0].price.currency;
-  const hasVariants = maybe(() => product.productType.hasVariants, false);
+  const currency = product?.variants[0]?.price.currency;
+  const hasVariants = product?.productType?.hasVariants;
   const taxTypeChoices =
     taxTypes?.map(taxType => ({
       label: taxType.description,
       value: taxType.taxCode
     })) || [];
 
-  const getAvailabilityData = ({
-    availableForPurchase,
-    isAvailableForPurchase,
-    isPublished,
-    publicationDate
-  }: ProductUpdatePageFormData) => ({
-    isAvailableForPurchase: isAvailableForPurchase || !!availableForPurchase,
-    isPublished: isPublished || !!publicationDate
-  });
-
-  const getStocksData = () => {
-    if (product.productType.hasVariants) {
-      return { addStocks: [], removeStocks: [], updateStocks: [] };
-    }
-
-    const dataStocks = stocks.map(stock => stock.id);
-    const variantStocks = product.variants[0]?.stocks.map(
-      stock => stock.warehouse.id
-    );
-    const stockDiff = diff(variantStocks, dataStocks);
-
-    return {
-      addStocks: stocks.filter(stock =>
-        stockDiff.added.some(addedStock => addedStock === stock.id)
-      ),
-      removeStocks: stockDiff.removed,
-      updateStocks: stocks.filter(
-        stock => !stockDiff.added.some(addedStock => addedStock === stock.id)
-      )
-    };
-  };
-
-  const getMetadata = (data: ProductUpdatePageFormData) => ({
-    metadata: isMetadataModified ? data.metadata : undefined,
-    privateMetadata: isPrivateMetadataModified
-      ? data.privateMetadata
-      : undefined
-  });
-
-  const getParsedData = (data: ProductUpdatePageFormData) => ({
-    ...data,
-    ...getAvailabilityData(data),
-    ...getStocksData(),
-    ...getMetadata(data),
-    attributes
-  });
-
-  const handleSubmit = (data: ProductUpdatePageFormData) =>
-    onSubmit(getParsedData(data));
-
   return (
-    <Form onSubmit={handleSubmit} initial={initialData} confirmLeave>
-      {({ change, data, hasChanged, submit, triggerChange, toggleValue }) => {
-        const handleCollectionSelect = createMultiAutocompleteSelectHandler(
-          toggleValue,
-          setSelectedCollections,
-          selectedCollections,
-          collections
-        );
-        const handleCategorySelect = createSingleAutocompleteSelectHandler(
-          change,
-          setSelectedCategory,
-          categories
-        );
-        const handleAttributeChange = createAttributeChangeHandler(
-          changeAttributeData,
-          triggerChange
-        );
-        const handleAttributeMultiChange = createAttributeMultiChangeHandler(
-          changeAttributeData,
-          attributes,
-          triggerChange
-        );
-        const changeMetadata = makeMetadataChangeHandler(change);
-        const handleTaxTypeSelect = createSingleAutocompleteSelectHandler(
-          change,
-          setSelectedTaxType,
-          taxTypeChoices
-        );
-
-        return (
-          <>
-            <Container>
-              <AppHeader onBack={onBack}>
-                {intl.formatMessage(sectionNames.products)}
-              </AppHeader>
-              <PageHeader title={header} />
-              <Grid>
-                <div>
-                  <ProductDetailsForm
-                    data={data}
-                    disabled={disabled}
+    <ProductUpdateForm
+      onSubmit={onSubmit}
+      product={product}
+      categories={categories}
+      collections={collections}
+      selectedCollections={selectedCollections}
+      setSelectedCategory={setSelectedCategory}
+      setSelectedCollections={setSelectedCollections}
+      setSelectedTaxType={setSelectedTaxType}
+      taxTypes={taxTypeChoices}
+      warehouses={warehouses}
+    >
+      {({ change, data, handlers, hasChanged, submit }) => (
+        <>
+          <Container>
+            <AppHeader onBack={onBack}>
+              {intl.formatMessage(sectionNames.products)}
+            </AppHeader>
+            <PageHeader title={header} />
+            <Grid>
+              <div>
+                <ProductDetailsForm
+                  data={data}
+                  disabled={disabled}
+                  errors={errors}
+                  initialDescription={initialDescription}
+                  onChange={change}
+                />
+                <CardSpacer />
+                <ProductImages
+                  images={images}
+                  placeholderImage={placeholderImage}
+                  onImageDelete={onImageDelete}
+                  onImageReorder={onImageReorder}
+                  onImageEdit={onImageEdit}
+                  onImageUpload={onImageUpload}
+                />
+                <CardSpacer />
+                {data.attributes.length > 0 && (
+                  <ProductAttributes
+                    attributes={data.attributes}
                     errors={errors}
-                    initialDescription={initialDescription}
-                    onChange={change}
+                    disabled={disabled}
+                    onChange={handlers.selectAttribute}
+                    onMultiChange={handlers.selectAttributeMultiple}
                   />
-                  <CardSpacer />
-                  <ProductImages
-                    images={images}
-                    placeholderImage={placeholderImage}
-                    onImageDelete={onImageDelete}
-                    onImageReorder={onImageReorder}
-                    onImageEdit={onImageEdit}
-                    onImageUpload={onImageUpload}
-                  />
-                  <CardSpacer />
-                  {attributes.length > 0 && (
-                    <ProductAttributes
-                      attributes={attributes}
+                )}
+                <CardSpacer />
+                {!!product?.productType && !hasVariants && (
+                  <>
+                    <ProductPricing
+                      currency={currency}
+                      data={data}
+                      disabled={disabled}
                       errors={errors}
-                      disabled={disabled}
-                      onChange={handleAttributeChange}
-                      onMultiChange={handleAttributeMultiChange}
+                      onChange={change}
                     />
-                  )}
-                  <CardSpacer />
-                  {!!product?.productType && !hasVariants && (
-                    <>
-                      <ProductPricing
-                        currency={currency}
-                        data={data}
-                        disabled={disabled}
-                        errors={errors}
-                        onChange={change}
-                      />
-                      <CardSpacer />
-                    </>
-                  )}
-                  {hasVariants ? (
-                    <ProductVariants
+                    <CardSpacer />
+                  </>
+                )}
+                {hasVariants ? (
+                  <ProductVariants
+                    disabled={disabled}
+                    variants={variants}
+                    product={product}
+                    fallbackPrice={
+                      product?.variants?.length
+                        ? product.variants[0].price
+                        : undefined
+                    }
+                    onRowClick={onVariantShow}
+                    onVariantAdd={onVariantAdd}
+                    onVariantsAdd={onVariantsAdd}
+                    onVariantReorder={onVariantReorder}
+                    onSetDefaultVariant={onSetDefaultVariant}
+                    toolbar={toolbar}
+                    isChecked={isChecked}
+                    selected={selected}
+                    toggle={toggle}
+                    toggleAll={toggleAll}
+                  />
+                ) : (
+                  <>
+                    <ProductShipping
+                      data={data}
                       disabled={disabled}
-                      variants={variants}
-                      product={product}
-                      fallbackPrice={
-                        product?.variants?.length
-                          ? product.variants[0].price
-                          : undefined
+                      errors={errors}
+                      weightUnit={product?.weight?.unit || defaultWeightUnit}
+                      onChange={change}
+                    />
+                    <CardSpacer />
+                    <ProductStocks
+                      data={data}
+                      disabled={disabled}
+                      hasVariants={false}
+                      errors={errors}
+                      stocks={data.stocks}
+                      warehouses={warehouses}
+                      onChange={handlers.changeStock}
+                      onFormDataChange={change}
+                      onWarehouseStockAdd={handlers.addStock}
+                      onWarehouseStockDelete={handlers.deleteStock}
+                      onWarehouseConfigure={onWarehouseConfigure}
+                    />
+                  </>
+                )}
+                <CardSpacer />
+                <SeoForm
+                  errors={errors}
+                  title={data.seoTitle}
+                  titlePlaceholder={data.name}
+                  description={data.seoDescription}
+                  descriptionPlaceholder={maybe(() =>
+                    convertFromRaw(data.description)
+                      .getPlainText()
+                      .slice(0, 300)
+                  )}
+                  slug={data.slug}
+                  slugPlaceholder={data.name}
+                  loading={disabled}
+                  onClick={onSeoClick}
+                  onChange={change}
+                  helperText={intl.formatMessage({
+                    defaultMessage:
+                      "Add search engine title and description to make this product easier to find"
+                  })}
+                />
+                <CardSpacer />
+                <Metadata data={data} onChange={handlers.changeMetadata} />
+              </div>
+              <div>
+                <ProductOrganization
+                  canChangeType={false}
+                  categories={categories}
+                  categoryInputDisplayValue={selectedCategory}
+                  collections={collections}
+                  collectionsInputDisplayValue={selectedCollections}
+                  data={data}
+                  disabled={disabled}
+                  errors={errors}
+                  fetchCategories={fetchCategories}
+                  fetchCollections={fetchCollections}
+                  fetchMoreCategories={fetchMoreCategories}
+                  fetchMoreCollections={fetchMoreCollections}
+                  productType={product?.productType}
+                  onCategoryChange={handlers.selectCategory}
+                  onCollectionChange={handlers.selectCollection}
+                />
+                <CardSpacer />
+                <AvailabilityCard
+                  data={data}
+                  errors={errors}
+                  disabled={disabled}
+                  messages={{
+                    hiddenLabel: intl.formatMessage({
+                      defaultMessage: "Not published",
+                      description: "product label"
+                    }),
+                    hiddenSecondLabel: intl.formatMessage(
+                      {
+                        defaultMessage: "will become published on {date}",
+                        description: "product publication date label"
+                      },
+                      {
+                        date: localizeDate(data.publicationDate, "L")
                       }
-                      onRowClick={onVariantShow}
-                      onVariantAdd={onVariantAdd}
-                      onVariantsAdd={onVariantsAdd}
-                      onVariantReorder={onVariantReorder}
-                      onSetDefaultVariant={onSetDefaultVariant}
-                      toolbar={toolbar}
-                      isChecked={isChecked}
-                      selected={selected}
-                      toggle={toggle}
-                      toggleAll={toggleAll}
-                    />
-                  ) : (
-                    <>
-                      <ProductShipping
-                        data={data}
-                        disabled={disabled}
-                        errors={errors}
-                        weightUnit={product?.weight?.unit || defaultWeightUnit}
-                        onChange={change}
-                      />
-                      <CardSpacer />
-                      <ProductStocks
-                        data={data}
-                        disabled={disabled}
-                        hasVariants={false}
-                        errors={errors}
-                        stocks={stocks}
-                        warehouses={warehouses}
-                        onChange={(id, value) => {
-                          triggerChange();
-                          changeStockData(id, value);
-                        }}
-                        onFormDataChange={change}
-                        onWarehouseStockAdd={id => {
-                          triggerChange();
-                          addStock({
-                            data: null,
-                            id,
-                            label: warehouses.find(
-                              warehouse => warehouse.id === id
-                            ).name,
-                            value: "0"
-                          });
-                        }}
-                        onWarehouseStockDelete={id => {
-                          triggerChange();
-                          removeStock(id);
-                        }}
-                        onWarehouseConfigure={onWarehouseConfigure}
-                      />
-                    </>
-                  )}
-                  <CardSpacer />
-                  <SeoForm
-                    errors={errors}
-                    title={data.seoTitle}
-                    titlePlaceholder={data.name}
-                    description={data.seoDescription}
-                    descriptionPlaceholder={maybe(() =>
-                      convertFromRaw(data.description)
-                        .getPlainText()
-                        .slice(0, 300)
-                    )}
-                    slug={data.slug}
-                    slugPlaceholder={data.name}
-                    loading={disabled}
-                    onClick={onSeoClick}
-                    onChange={change}
-                    helperText={intl.formatMessage({
-                      defaultMessage:
-                        "Add search engine title and description to make this product easier to find"
-                    })}
-                  />
-                  <CardSpacer />
-                  <Metadata data={data} onChange={changeMetadata} />
-                </div>
-                <div>
-                  <ProductOrganization
-                    canChangeType={false}
-                    categories={categories}
-                    categoryInputDisplayValue={selectedCategory}
-                    collections={collections}
-                    collectionsInputDisplayValue={selectedCollections}
-                    data={data}
-                    disabled={disabled}
-                    errors={errors}
-                    fetchCategories={fetchCategories}
-                    fetchCollections={fetchCollections}
-                    fetchMoreCategories={fetchMoreCategories}
-                    fetchMoreCollections={fetchMoreCollections}
-                    productType={maybe(() => product.productType)}
-                    onCategoryChange={handleCategorySelect}
-                    onCollectionChange={handleCollectionSelect}
-                  />
-                  <CardSpacer />
-                  <AvailabilityCard
-                    data={data}
-                    errors={errors}
-                    disabled={disabled}
-                    messages={{
-                      hiddenLabel: intl.formatMessage({
-                        defaultMessage: "Not published",
-                        description: "product label"
-                      }),
-                      hiddenSecondLabel: intl.formatMessage(
-                        {
-                          defaultMessage: "will become published on {date}",
-                          description: "product publication date label"
-                        },
-                        {
-                          date: localizeDate(data.publicationDate, "L")
-                        }
-                      ),
-                      visibleLabel: intl.formatMessage({
-                        defaultMessage: "Published",
-                        description: "product label"
-                      })
-                    }}
-                    onChange={change}
-                  />
-                  <CardSpacer />
-                  <ProductTaxes
-                    data={data}
-                    disabled={disabled}
-                    selectedTaxTypeDisplayName={selectedTaxType}
-                    taxTypes={taxTypes}
-                    onChange={change}
-                    onTaxTypeChange={handleTaxTypeSelect}
-                  />
-                </div>
-              </Grid>
-              <SaveButtonBar
-                onCancel={onBack}
-                onDelete={onDelete}
-                onSave={submit}
-                state={saveButtonBarState}
-                disabled={disabled || !hasChanged}
-              />
-            </Container>
-          </>
-        );
-      }}
-    </Form>
+                    ),
+                    visibleLabel: intl.formatMessage({
+                      defaultMessage: "Published",
+                      description: "product label"
+                    })
+                  }}
+                  onChange={change}
+                />
+                <CardSpacer />
+                <ProductTaxes
+                  data={data}
+                  disabled={disabled}
+                  selectedTaxTypeDisplayName={selectedTaxType}
+                  taxTypes={taxTypes}
+                  onChange={change}
+                  onTaxTypeChange={handlers.selectTaxRate}
+                />
+              </div>
+            </Grid>
+            <SaveButtonBar
+              onCancel={onBack}
+              onDelete={onDelete}
+              onSave={submit}
+              state={saveButtonBarState}
+              disabled={disabled || !hasChanged}
+            />
+          </Container>
+        </>
+      )}
+    </ProductUpdateForm>
   );
 };
 ProductUpdatePage.displayName = "ProductUpdatePage";

src/products/components/ProductUpdatePage/form.tsx

@@ -0,0 +1,260 @@
+import { MetadataFormData } from "@saleor/components/Metadata";
+import { MultiAutocompleteChoiceType } from "@saleor/components/MultiAutocompleteSelectField";
+import { SingleAutocompleteChoiceType } from "@saleor/components/SingleAutocompleteSelectField";
+import useForm, { FormChange, SubmitPromise } from "@saleor/hooks/useForm";
+import useFormset, {
+  FormsetChange,
+  FormsetData
+} from "@saleor/hooks/useFormset";
+import { ProductDetails_product } from "@saleor/products/types/ProductDetails";
+import {
+  getAttributeInputFromProduct,
+  getProductUpdatePageFormData,
+  getStockInputFromProduct
+} from "@saleor/products/utils/data";
+import {
+  createAttributeChangeHandler,
+  createAttributeMultiChangeHandler
+} from "@saleor/products/utils/handlers";
+import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
+import handleFormSubmit from "@saleor/utils/handlers/handleFormSubmit";
+import createMultiAutocompleteSelectHandler from "@saleor/utils/handlers/multiAutocompleteSelectChangeHandler";
+import createSingleAutocompleteSelectHandler from "@saleor/utils/handlers/singleAutocompleteSelectChangeHandler";
+import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
+import { RawDraftContentState } from "draft-js";
+import { diff } from "fast-array-diff";
+import React from "react";
+
+import { ProductAttributeInput } from "../ProductAttributes";
+import { ProductStockInput } from "../ProductStocks";
+
+export interface ProductUpdateFormData extends MetadataFormData {
+  availableForPurchase: string;
+  basePrice: number;
+  category: string | null;
+  changeTaxCode: boolean;
+  chargeTaxes: boolean;
+  collections: string[];
+  description: RawDraftContentState;
+  isAvailable: boolean;
+  isAvailableForPurchase: boolean;
+  isPublished: boolean;
+  name: string;
+  slug: string;
+  publicationDate: string;
+  seoDescription: string;
+  seoTitle: string;
+  sku: string;
+  taxCode: string;
+  trackInventory: boolean;
+  visibleInListings: boolean;
+  weight: string;
+}
+export interface ProductUpdateData extends ProductUpdateFormData {
+  attributes: ProductAttributeInput[];
+  stocks: ProductStockInput[];
+}
+export interface ProductUpdateSubmitData extends ProductUpdateFormData {
+  attributes: ProductAttributeInput[];
+  collections: string[];
+  addStocks: ProductStockInput[];
+  updateStocks: ProductStockInput[];
+  removeStocks: string[];
+}
+
+type ProductUpdateHandlers = Record<
+  "changeMetadata" | "selectCategory" | "selectCollection" | "selectTaxRate",
+  FormChange
+> &
+  Record<
+    "changeStock" | "selectAttribute" | "selectAttributeMultiple",
+    FormsetChange<string>
+  > &
+  Record<"addStock" | "deleteStock", (id: string) => void>;
+export interface UseProductUpdateFormResult {
+  change: FormChange;
+  data: ProductUpdateData;
+  handlers: ProductUpdateHandlers;
+  hasChanged: boolean;
+  submit: () => Promise<boolean>;
+}
+
+export interface UseProductUpdateFormOpts
+  extends Record<
+    "categories" | "collections" | "taxTypes",
+    SingleAutocompleteChoiceType[]
+  > {
+  setSelectedCategory: React.Dispatch<React.SetStateAction<string>>;
+  setSelectedCollections: React.Dispatch<
+    React.SetStateAction<MultiAutocompleteChoiceType[]>
+  >;
+  setSelectedTaxType: React.Dispatch<React.SetStateAction<string>>;
+  selectedCollections: MultiAutocompleteChoiceType[];
+  warehouses: SearchWarehouses_search_edges_node[];
+}
+
+export interface ProductUpdateFormProps extends UseProductUpdateFormOpts {
+  children: (props: UseProductUpdateFormResult) => React.ReactNode;
+  product: ProductDetails_product;
+  onSubmit: (data: ProductUpdateSubmitData) => SubmitPromise;
+}
+
+const getAvailabilityData = ({
+  availableForPurchase,
+  isAvailableForPurchase,
+  isPublished,
+  publicationDate
+}: ProductUpdateFormData) => ({
+  isAvailableForPurchase: isAvailableForPurchase || !!availableForPurchase,
+  isPublished: isPublished || !!publicationDate
+});
+
+const getStocksData = (
+  product: ProductDetails_product,
+  stocks: FormsetData<null, string>
+) => {
+  if (product?.productType?.hasVariants) {
+    return { addStocks: [], removeStocks: [], updateStocks: [] };
+  }
+
+  const dataStocks = stocks.map(stock => stock.id);
+  const variantStocks =
+    product?.variants[0]?.stocks.map(stock => stock.warehouse.id) || [];
+  const stockDiff = diff(variantStocks, dataStocks);
+
+  return {
+    addStocks: stocks.filter(stock =>
+      stockDiff.added.some(addedStock => addedStock === stock.id)
+    ),
+    removeStocks: stockDiff.removed,
+    updateStocks: stocks.filter(
+      stock => !stockDiff.added.some(addedStock => addedStock === stock.id)
+    )
+  };
+};
+
+const getMetadata = (
+  data: ProductUpdateFormData,
+  isMetadataModified: boolean,
+  isPrivateMetadataModified: boolean
+) => ({
+  metadata: isMetadataModified ? data.metadata : undefined,
+  privateMetadata: isPrivateMetadataModified ? data.privateMetadata : undefined
+});
+
+function useProductUpdateForm(
+  product: ProductDetails_product,
+  onSubmit: (data: ProductUpdateSubmitData) => SubmitPromise,
+  opts: UseProductUpdateFormOpts
+): UseProductUpdateFormResult {
+  const [changed, setChanged] = React.useState(false);
+  const triggerChange = () => setChanged(true);
+
+  const form = useForm(
+    getProductUpdatePageFormData(product, product?.variants)
+  );
+  const attributes = useFormset(getAttributeInputFromProduct(product));
+  const stocks = useFormset(getStockInputFromProduct(product));
+
+  const {
+    isMetadataModified,
+    isPrivateMetadataModified,
+    makeChangeHandler: makeMetadataChangeHandler
+  } = useMetadataChangeTrigger();
+
+  const handleChange: FormChange = (event, cb) => {
+    form.change(event, cb);
+    triggerChange();
+  };
+  const handleCollectionSelect = createMultiAutocompleteSelectHandler(
+    form.toggleValue,
+    opts.setSelectedCollections,
+    opts.selectedCollections,
+    opts.collections
+  );
+  const handleCategorySelect = createSingleAutocompleteSelectHandler(
+    handleChange,
+    opts.setSelectedCategory,
+    opts.categories
+  );
+  const handleAttributeChange = createAttributeChangeHandler(
+    attributes.change,
+    triggerChange
+  );
+  const handleAttributeMultiChange = createAttributeMultiChangeHandler(
+    attributes.change,
+    attributes.data,
+    triggerChange
+  );
+  const handleStockChange: FormsetChange<string> = (id, value) => {
+    triggerChange();
+    stocks.change(id, value);
+  };
+  const handleStockAdd = (id: string) => {
+    triggerChange();
+    stocks.add({
+      data: null,
+      id,
+      label: opts.warehouses.find(warehouse => warehouse.id === id).name,
+      value: "0"
+    });
+  };
+  const handleStockDelete = (id: string) => {
+    triggerChange();
+    stocks.remove(id);
+  };
+  const handleTaxTypeSelect = createSingleAutocompleteSelectHandler(
+    handleChange,
+    opts.setSelectedTaxType,
+    opts.taxTypes
+  );
+  const changeMetadata = makeMetadataChangeHandler(handleChange);
+
+  const data: ProductUpdateData = {
+    ...form.data,
+    attributes: attributes.data,
+    stocks: stocks.data
+  };
+  const submitData: ProductUpdateSubmitData = {
+    ...data,
+    ...getAvailabilityData(data),
+    ...getStocksData(product, stocks.data),
+    ...getMetadata(data, isMetadataModified, isPrivateMetadataModified),
+    addStocks: [],
+    attributes: attributes.data
+  };
+
+  const submit = () => handleFormSubmit(submitData, onSubmit, setChanged);
+
+  return {
+    change: handleChange,
+    data,
+    handlers: {
+      addStock: handleStockAdd,
+      changeMetadata,
+      changeStock: handleStockChange,
+      deleteStock: handleStockDelete,
+      selectAttribute: handleAttributeChange,
+      selectAttributeMultiple: handleAttributeMultiChange,
+      selectCategory: handleCategorySelect,
+      selectCollection: handleCollectionSelect,
+      selectTaxRate: handleTaxTypeSelect
+    },
+    hasChanged: changed,
+    submit
+  };
+}
+
+const ProductUpdateForm: React.FC<ProductUpdateFormProps> = ({
+  children,
+  product,
+  onSubmit,
+  ...rest
+}) => {
+  const props = useProductUpdateForm(product, onSubmit, rest);
+
+  return <form onSubmit={props.submit}>{children(props)}</form>;
+};
+
+ProductUpdateForm.displayName = "ProductUpdateForm";
+export default ProductUpdateForm;

src/products/components/ProductVariantCreatePage/ProductVariantCreatePage.tsx

@@ -2,48 +2,23 @@ import AppHeader from "@saleor/components/AppHeader";
 import CardSpacer from "@saleor/components/CardSpacer";
 import { ConfirmButtonTransitionState } from "@saleor/components/ConfirmButton";
 import Container from "@saleor/components/Container";
-import Form from "@saleor/components/Form";
 import Grid from "@saleor/components/Grid";
-import Metadata, { MetadataFormData } from "@saleor/components/Metadata";
+import Metadata from "@saleor/components/Metadata";
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { ProductErrorWithAttributesFragment } from "@saleor/fragments/types/ProductErrorWithAttributesFragment";
-import useFormset, {
-  FormsetChange,
-  FormsetData
-} from "@saleor/hooks/useFormset";
-import { getVariantAttributeInputFromProduct } from "@saleor/products/utils/data";
 import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
 import { ReorderAction } from "@saleor/types";
-import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
 import React from "react";
 import { useIntl } from "react-intl";
 
-import { maybe } from "../../../misc";
 import { ProductVariantCreateData_product } from "../../types/ProductVariantCreateData";
 import ProductShipping from "../ProductShipping/ProductShipping";
-import ProductStocks, { ProductStockInput } from "../ProductStocks";
-import ProductVariantAttributes, {
-  VariantAttributeInputData
-} from "../ProductVariantAttributes";
+import ProductStocks from "../ProductStocks";
+import ProductVariantAttributes from "../ProductVariantAttributes";
 import ProductVariantNavigation from "../ProductVariantNavigation";
 import ProductVariantPrice from "../ProductVariantPrice";
-
-interface ProductVariantCreatePageFormData extends MetadataFormData {
-  costPrice: string;
-  images: string[];
-  price: string;
-  quantity: string;
-  sku: string;
-  trackInventory: boolean;
-  weight: string;
-}
-
-export interface ProductVariantCreatePageSubmitData
-  extends ProductVariantCreatePageFormData {
-  attributes: FormsetData<VariantAttributeInputData>;
-  stocks: ProductStockInput[];
-}
+import ProductVariantCreateForm, { ProductVariantCreateData } from "./form";
 
 interface ProductVariantCreatePageProps {
   currencySymbol: string;
@@ -55,7 +30,7 @@ interface ProductVariantCreatePageProps {
   warehouses: SearchWarehouses_search_edges_node[];
   weightUnit: string;
   onBack: () => void;
-  onSubmit: (data: ProductVariantCreatePageSubmitData) => void;
+  onSubmit: (data: ProductVariantCreateData) => void;
   onVariantClick: (variantId: string) => void;
   onVariantReorder: ReorderAction;
   onWarehouseConfigure: () => void;
@@ -77,144 +52,90 @@ const ProductVariantCreatePage: React.FC<ProductVariantCreatePageProps> = ({
   onWarehouseConfigure
 }) => {
   const intl = useIntl();
-  const attributeInput = React.useMemo(
-    () => getVariantAttributeInputFromProduct(product),
-    [product]
-  );
-  const { change: changeAttributeData, data: attributes } = useFormset(
-    attributeInput
-  );
-  const {
-    add: addStock,
-    change: changeStockData,
-    data: stocks,
-    remove: removeStock
-  } = useFormset<null, string>([]);
-  const {
-    makeChangeHandler: makeMetadataChangeHandler
-  } = useMetadataChangeTrigger();
-
-  const initialForm: ProductVariantCreatePageFormData = {
-    costPrice: "",
-    images: product?.images.map(image => image.id),
-    metadata: [],
-    price: "",
-    privateMetadata: [],
-    quantity: "0",
-    sku: "",
-    trackInventory: true,
-    weight: ""
-  };
-
-  const handleSubmit = (data: ProductVariantCreatePageFormData) =>
-    onSubmit({
-      ...data,
-      attributes,
-      stocks
-    });
 
   return (
-    <Form initial={initialForm} onSubmit={handleSubmit}>
-      {({ change, data, hasChanged, submit, triggerChange }) => {
-        const handleAttributeChange: FormsetChange = (id, value) => {
-          changeAttributeData(id, value);
-          triggerChange();
-        };
-        const changeMetadata = makeMetadataChangeHandler(change);
-
-        return (
-          <Container>
-            <AppHeader onBack={onBack}>{maybe(() => product.name)}</AppHeader>
-            <PageHeader title={header} />
-            <Grid variant="inverted">
-              <div>
-                <ProductVariantNavigation
-                  fallbackThumbnail={maybe(() => product.thumbnail.url)}
-                  variants={maybe(() => product.variants)}
-                  onRowClick={(variantId: string) => {
-                    if (product && product.variants) {
-                      return onVariantClick(variantId);
-                    }
-                  }}
-                  onReorder={onVariantReorder}
-                />
-              </div>
-              <div>
-                <ProductVariantAttributes
-                  attributes={attributes}
-                  disabled={disabled}
-                  errors={errors}
-                  onChange={handleAttributeChange}
-                />
-                <CardSpacer />
-                <ProductVariantPrice
-                  data={data}
-                  errors={errors}
-                  currencySymbol={currencySymbol}
-                  loading={disabled}
-                  onChange={change}
-                />
-                <CardSpacer />
-                <ProductShipping
-                  data={data}
-                  disabled={disabled}
-                  errors={errors}
-                  weightUnit={weightUnit}
-                  onChange={change}
-                />
-                <CardSpacer />
-                <ProductStocks
-                  data={data}
-                  disabled={disabled}
-                  hasVariants={true}
-                  onFormDataChange={change}
-                  errors={errors}
-                  stocks={stocks}
-                  warehouses={warehouses}
-                  onChange={(id, value) => {
-                    triggerChange();
-                    changeStockData(id, value);
-                  }}
-                  onWarehouseStockAdd={id => {
-                    triggerChange();
-                    addStock({
-                      data: null,
-                      id,
-                      label: warehouses.find(warehouse => warehouse.id === id)
-                        .name,
-                      value: "0"
-                    });
-                  }}
-                  onWarehouseStockDelete={id => {
-                    triggerChange();
-                    removeStock(id);
-                  }}
-                  onWarehouseConfigure={onWarehouseConfigure}
-                />
-                <CardSpacer />
-                <Metadata data={data} onChange={changeMetadata} />
-              </div>
-            </Grid>
-            <SaveButtonBar
-              disabled={disabled || !onSubmit || !hasChanged}
-              labels={{
-                delete: intl.formatMessage({
-                  defaultMessage: "Delete Variant",
-                  description: "button"
-                }),
-                save: intl.formatMessage({
-                  defaultMessage: "Save variant",
-                  description: "button"
-                })
-              }}
-              state={saveButtonBarState}
-              onCancel={onBack}
-              onSave={submit}
-            />
-          </Container>
-        );
-      }}
-    </Form>
+    <ProductVariantCreateForm
+      product={product}
+      onSubmit={onSubmit}
+      warehouses={warehouses}
+    >
+      {({ change, data, handlers, hasChanged, submit }) => (
+        <Container>
+          <AppHeader onBack={onBack}>{product?.name}</AppHeader>
+          <PageHeader title={header} />
+          <Grid variant="inverted">
+            <div>
+              <ProductVariantNavigation
+                fallbackThumbnail={product?.thumbnail?.url}
+                variants={product?.variants}
+                onRowClick={(variantId: string) => {
+                  if (product && product.variants) {
+                    return onVariantClick(variantId);
+                  }
+                }}
+                onReorder={onVariantReorder}
+              />
+            </div>
+            <div>
+              <ProductVariantAttributes
+                attributes={data.attributes}
+                disabled={disabled}
+                errors={errors}
+                onChange={handlers.selectAttribute}
+              />
+              <CardSpacer />
+              <ProductVariantPrice
+                data={data}
+                errors={errors}
+                currencySymbol={currencySymbol}
+                loading={disabled}
+                onChange={change}
+              />
+              <CardSpacer />
+              <ProductShipping
+                data={data}
+                disabled={disabled}
+                errors={errors}
+                weightUnit={weightUnit}
+                onChange={change}
+              />
+              <CardSpacer />
+              <ProductStocks
+                data={data}
+                disabled={disabled}
+                hasVariants={true}
+                onFormDataChange={change}
+                errors={errors}
+                stocks={data.stocks}
+                warehouses={warehouses}
+                onChange={handlers.changeStock}
+                onWarehouseStockAdd={handlers.addStock}
+                onWarehouseStockDelete={handlers.deleteStock}
+                onWarehouseConfigure={onWarehouseConfigure}
+              />
+              <CardSpacer />
+              <Metadata data={data} onChange={handlers.changeMetadata} />
+            </div>
+          </Grid>
+          <SaveButtonBar
+            disabled={disabled || !onSubmit || !hasChanged}
+            labels={{
+              delete: intl.formatMessage({
+                defaultMessage: "Delete Variant",
+                description: "button"
+              }),
+              save: intl.formatMessage({
+                defaultMessage: "Save variant",
+                description: "button"
+              })
+            }}
+            state={saveButtonBarState}
+            onCancel={onBack}
+            onSave={submit}
+          />
+        </Container>
+      )}
+    </ProductVariantCreateForm>
   );
 };
 ProductVariantCreatePage.displayName = "ProductVariantCreatePage";

src/products/components/ProductVariantCreatePage/form.tsx

@@ -0,0 +1,140 @@
+import { MetadataFormData } from "@saleor/components/Metadata";
+import useForm, { FormChange } from "@saleor/hooks/useForm";
+import useFormset, {
+  FormsetChange,
+  FormsetData
+} from "@saleor/hooks/useFormset";
+import { ProductVariantCreateData_product } from "@saleor/products/types/ProductVariantCreateData";
+import { getVariantAttributeInputFromProduct } from "@saleor/products/utils/data";
+import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
+import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
+import React from "react";
+
+import { ProductStockInput } from "../ProductStocks";
+import { VariantAttributeInputData } from "../ProductVariantAttributes";
+
+export interface ProductVariantCreateFormData extends MetadataFormData {
+  costPrice: string;
+  price: string;
+  sku: string;
+  trackInventory: boolean;
+  weight: string;
+}
+export interface ProductVariantCreateData extends ProductVariantCreateFormData {
+  attributes: FormsetData<VariantAttributeInputData, string>;
+  stocks: ProductStockInput[];
+}
+
+export interface UseProductVariantCreateFormOpts {
+  warehouses: SearchWarehouses_search_edges_node[];
+}
+
+export interface UseProductVariantCreateFormResult {
+  change: FormChange;
+  data: ProductVariantCreateData;
+  // TODO: type FormsetChange
+  handlers: Record<"changeStock" | "selectAttribute", FormsetChange> &
+    Record<"addStock" | "deleteStock", (id: string) => void> & {
+      changeMetadata: FormChange;
+    };
+  hasChanged: boolean;
+  submit: () => void;
+}
+
+export interface ProductVariantCreateFormProps
+  extends UseProductVariantCreateFormOpts {
+  children: (props: UseProductVariantCreateFormResult) => React.ReactNode;
+  product: ProductVariantCreateData_product;
+  onSubmit: (data: ProductVariantCreateData) => void;
+}
+
+const initial: ProductVariantCreateFormData = {
+  costPrice: "",
+  metadata: [],
+  price: "",
+  privateMetadata: [],
+  sku: "",
+  trackInventory: true,
+  weight: ""
+};
+
+function useProductVariantCreateForm(
+  product: ProductVariantCreateData_product,
+  onSubmit: (data: ProductVariantCreateData) => void,
+  opts: UseProductVariantCreateFormOpts
+): UseProductVariantCreateFormResult {
+  const [changed, setChanged] = React.useState(false);
+  const triggerChange = () => setChanged(true);
+
+  const attributeInput = getVariantAttributeInputFromProduct(product);
+
+  const form = useForm(initial);
+  const attributes = useFormset(attributeInput);
+  const stocks = useFormset<null, string>([]);
+  const {
+    makeChangeHandler: makeMetadataChangeHandler
+  } = useMetadataChangeTrigger();
+
+  const handleChange: FormChange = (event, cb) => {
+    form.change(event, cb);
+    triggerChange();
+  };
+  const changeMetadata = makeMetadataChangeHandler(handleChange);
+  const handleAttributeChange: FormsetChange = (id, value) => {
+    attributes.change(id, value);
+    triggerChange();
+  };
+  const handleStockAdd = (id: string) => {
+    triggerChange();
+    stocks.add({
+      data: null,
+      id,
+      label: opts.warehouses.find(warehouse => warehouse.id === id).name,
+      value: "0"
+    });
+  };
+  const handleStockChange = (id: string, value: string) => {
+    triggerChange();
+    stocks.change(id, value);
+  };
+  const handleStockDelete = (id: string) => {
+    triggerChange();
+    stocks.remove(id);
+  };
+
+  const data: ProductVariantCreateData = {
+    ...form.data,
+    attributes: attributes.data,
+    stocks: stocks.data
+  };
+
+  const submit = () => onSubmit(data);
+
+  return {
+    change: handleChange,
+    data,
+    handlers: {
+      addStock: handleStockAdd,
+      changeMetadata,
+      changeStock: handleStockChange,
+      deleteStock: handleStockDelete,
+      selectAttribute: handleAttributeChange
+    },
+    hasChanged: changed,
+    submit
+  };
+}
+
+const ProductVariantCreateForm: React.FC<ProductVariantCreateFormProps> = ({
+  children,
+  product,
+  onSubmit,
+  ...rest
+}) => {
+  const props = useProductVariantCreateForm(product, onSubmit, rest);
+
+  return <form onSubmit={props.submit}>{children(props)}</form>;
+};
+
+ProductVariantCreateForm.displayName = "ProductVariantCreateForm";
+export default ProductVariantCreateForm;

src/products/components/ProductVariantPage/ProductVariantPage.tsx

@@ -2,7 +2,6 @@ import AppHeader from "@saleor/components/AppHeader";
 import CardSpacer from "@saleor/components/CardSpacer";
 import { ConfirmButtonTransitionState } from "@saleor/components/ConfirmButton";
 import Container from "@saleor/components/Container";
-import Form from "@saleor/components/Form";
 import Grid from "@saleor/components/Grid";
 import { MetadataFormData } from "@saleor/components/Metadata";
 import Metadata from "@saleor/components/Metadata/Metadata";
@@ -11,19 +10,9 @@ import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { ProductErrorWithAttributesFragment } from "@saleor/fragments/types/ProductErrorWithAttributesFragment";
 import { ProductVariant } from "@saleor/fragments/types/ProductVariant";
 import { WarehouseFragment } from "@saleor/fragments/types/WarehouseFragment";
-import useFormset, {
-  FormsetChange,
-  FormsetData
-} from "@saleor/hooks/useFormset";
+import { FormsetData } from "@saleor/hooks/useFormset";
 import { VariantUpdate_productVariantUpdate_errors } from "@saleor/products/types/VariantUpdate";
-import {
-  getAttributeInputFromVariant,
-  getStockInputFromVariant
-} from "@saleor/products/utils/data";
 import { ReorderAction } from "@saleor/types";
-import { mapMetadataItemToInput } from "@saleor/utils/maps";
-import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
-import { diff } from "fast-array-diff";
 import React from "react";
 
 import { maybe } from "../../../misc";
@@ -37,6 +26,7 @@ import ProductVariantImageSelectDialog from "../ProductVariantImageSelectDialog"
 import ProductVariantNavigation from "../ProductVariantNavigation";
 import ProductVariantPrice from "../ProductVariantPrice";
 import ProductVariantSetDefault from "../ProductVariantSetDefault";
+import ProductVariantUpdateForm from "./form";
 
 export interface ProductVariantPageFormData extends MetadataFormData {
   costPrice: string;
@@ -97,77 +87,16 @@ const ProductVariantPage: React.FC<ProductVariantPageProps> = ({
   onSetDefaultVariant,
   onWarehouseConfigure
 }) => {
-  const attributeInput = React.useMemo(
-    () => getAttributeInputFromVariant(variant),
-    [variant]
-  );
-  const stockInput = React.useMemo(() => getStockInputFromVariant(variant), [
-    variant
-  ]);
-  const { change: changeAttributeData, data: attributes } = useFormset(
-    attributeInput
-  );
-  const {
-    add: addStock,
-    change: changeStockData,
-    data: stocks,
-    remove: removeStock
-  } = useFormset(stockInput);
-
   const [isModalOpened, setModalStatus] = React.useState(false);
   const toggleModal = () => setModalStatus(!isModalOpened);
 
-  const {
-    isMetadataModified,
-    isPrivateMetadataModified,
-    makeChangeHandler: makeMetadataChangeHandler
-  } = useMetadataChangeTrigger();
-
-  const variantImages = maybe(() => variant.images.map(image => image.id), []);
-  const productImages = maybe(() =>
-    variant.product.images.sort((prev, next) =>
-      prev.sortOrder > next.sortOrder ? 1 : -1
-    )
+  const variantImages = variant?.images?.map(image => image.id);
+  const productImages = variant?.product?.images?.sort((prev, next) =>
+    prev.sortOrder > next.sortOrder ? 1 : -1
   );
-  const images = maybe(() =>
-    productImages
-      .filter(image => variantImages.indexOf(image.id) !== -1)
-      .sort((prev, next) => (prev.sortOrder > next.sortOrder ? 1 : -1))
-  );
-
-  const initialForm: ProductVariantPageFormData = {
-    costPrice: variant?.costPrice?.amount.toString() || "",
-    metadata: variant?.metadata?.map(mapMetadataItemToInput),
-    price: variant?.price?.amount.toString() || "",
-    privateMetadata: variant?.privateMetadata?.map(mapMetadataItemToInput),
-    sku: variant?.sku || "",
-    trackInventory: !!variant?.trackInventory,
-    weight: variant?.weight?.value.toString() || ""
-  };
-
-  const handleSubmit = (data: ProductVariantPageFormData) => {
-    const dataStocks = stocks.map(stock => stock.id);
-    const variantStocks = variant.stocks.map(stock => stock.warehouse.id);
-    const stockDiff = diff(variantStocks, dataStocks);
-    const metadata = isMetadataModified ? data.metadata : undefined;
-    const privateMetadata = isPrivateMetadataModified
-      ? data.privateMetadata
-      : undefined;
-
-    onSubmit({
-      ...data,
-      addStocks: stocks.filter(stock =>
-        stockDiff.added.some(addedStock => addedStock === stock.id)
-      ),
-      attributes,
-      metadata,
-      privateMetadata,
-      removeStocks: stockDiff.removed,
-      updateStocks: stocks.filter(
-        stock => !stockDiff.added.some(addedStock => addedStock === stock.id)
-      )
-    });
-  };
+  const images = productImages
+    ?.filter(image => variantImages.indexOf(image.id) !== -1)
+    .sort((prev, next) => (prev.sortOrder > next.sortOrder ? 1 : -1));
 
   return (
     <>
@@ -182,116 +111,95 @@ const ProductVariantPage: React.FC<ProductVariantPageProps> = ({
             />
           )}
         </PageHeader>
-        <Form initial={initialForm} onSubmit={handleSubmit} confirmLeave>
-          {({ change, data, hasChanged, submit, triggerChange }) => {
-            const handleAttributeChange: FormsetChange = (id, value) => {
-              changeAttributeData(id, value);
-              triggerChange();
-            };
-
-            const changeMetadata = makeMetadataChangeHandler(change);
-
-            return (
-              <>
-                <Grid variant="inverted">
-                  <div>
-                    <ProductVariantNavigation
-                      current={variant ? variant.id : undefined}
-                      defaultVariantId={defaultVariantId}
-                      fallbackThumbnail={maybe(
-                        () => variant.product.thumbnail.url
-                      )}
-                      variants={maybe(() => variant.product.variants)}
-                      onAdd={onAdd}
-                      onRowClick={(variantId: string) => {
-                        if (variant) {
-                          return onVariantClick(variantId);
-                        }
-                      }}
-                      onReorder={onVariantReorder}
-                    />
-                  </div>
-                  <div>
-                    <ProductVariantAttributes
-                      attributes={attributes}
-                      disabled={loading}
-                      errors={errors}
-                      onChange={handleAttributeChange}
-                    />
-                    <CardSpacer />
-                    <ProductVariantImages
-                      disabled={loading}
-                      images={images}
-                      placeholderImage={placeholderImage}
-                      onImageAdd={toggleModal}
-                    />
-                    <CardSpacer />
-                    <ProductVariantPrice
-                      errors={errors}
-                      data={data}
-                      currencySymbol={
-                        variant && variant.price
-                          ? variant.price.currency
-                          : variant && variant.costPrice
-                          ? variant.costPrice.currency
-                          : ""
+        <ProductVariantUpdateForm
+          variant={variant}
+          onSubmit={onSubmit}
+          warehouses={warehouses}
+        >
+          {({ change, data, handlers, hasChanged, submit }) => (
+            <>
+              <Grid variant="inverted">
+                <div>
+                  <ProductVariantNavigation
+                    current={variant ? variant.id : undefined}
+                    defaultVariantId={defaultVariantId}
+                    fallbackThumbnail={maybe(
+                      () => variant.product.thumbnail.url
+                    )}
+                    variants={maybe(() => variant.product.variants)}
+                    onAdd={onAdd}
+                    onRowClick={(variantId: string) => {
+                      if (variant) {
+                        return onVariantClick(variantId);
                       }
-                      loading={loading}
-                      onChange={change}
-                    />
-                    <CardSpacer />
-                    <ProductShipping
-                      data={data}
-                      disabled={loading}
-                      errors={errors}
-                      weightUnit={variant?.weight?.unit || defaultWeightUnit}
-                      onChange={change}
-                    />
-                    <CardSpacer />
-                    <ProductStocks
-                      data={data}
-                      disabled={loading}
-                      hasVariants={true}
-                      errors={errors}
-                      stocks={stocks}
-                      warehouses={warehouses}
-                      onChange={(id, value) => {
-                        triggerChange();
-                        changeStockData(id, value);
-                      }}
-                      onFormDataChange={change}
-                      onWarehouseStockAdd={id => {
-                        triggerChange();
-                        addStock({
-                          data: null,
-                          id,
-                          label: warehouses.find(
-                            warehouse => warehouse.id === id
-                          ).name,
-                          value: "0"
-                        });
-                      }}
-                      onWarehouseStockDelete={id => {
-                        triggerChange();
-                        removeStock(id);
-                      }}
-                      onWarehouseConfigure={onWarehouseConfigure}
-                    />
-                    <CardSpacer />
-                    <Metadata data={data} onChange={changeMetadata} />
-                  </div>
-                </Grid>
-                <SaveButtonBar
-                  disabled={loading || !hasChanged}
-                  state={saveButtonBarState}
-                  onCancel={onBack}
-                  onDelete={onDelete}
-                  onSave={submit}
-                />
-              </>
-            );
-          }}
-        </Form>
+                    }}
+                    onReorder={onVariantReorder}
+                  />
+                </div>
+                <div>
+                  <ProductVariantAttributes
+                    attributes={data.attributes}
+                    disabled={loading}
+                    errors={errors}
+                    onChange={handlers.selectAttribute}
+                  />
+                  <CardSpacer />
+                  <ProductVariantImages
+                    disabled={loading}
+                    images={images}
+                    placeholderImage={placeholderImage}
+                    onImageAdd={toggleModal}
+                  />
+                  <CardSpacer />
+                  <ProductVariantPrice
+                    data={data}
+                    errors={errors}
+                    currencySymbol={
+                      variant && variant.price
+                        ? variant.price.currency
+                        : variant && variant.costPrice
+                        ? variant.costPrice.currency
+                        : ""
+                    }
+                    loading={loading}
+                    onChange={change}
+                  />
+                  <CardSpacer />
+                  <ProductShipping
+                    data={data}
+                    disabled={loading}
+                    errors={errors}
+                    weightUnit={variant?.weight?.unit || defaultWeightUnit}
+                    onChange={change}
+                  />
+                  <CardSpacer />
+                  <ProductStocks
+                    data={data}
+                    disabled={loading}
+                    hasVariants={true}
+                    errors={errors}
+                    stocks={data.stocks}
+                    warehouses={warehouses}
+                    onChange={handlers.changeStock}
+                    onFormDataChange={change}
+                    onWarehouseStockAdd={handlers.addStock}
+                    onWarehouseStockDelete={handlers.deleteStock}
+                    onWarehouseConfigure={onWarehouseConfigure}
+                  />
+                  <CardSpacer />
+                  <Metadata data={data} onChange={handlers.changeMetadata} />
+                </div>
+              </Grid>
+              <SaveButtonBar
+                disabled={loading || !hasChanged}
+                state={saveButtonBarState}
+                onCancel={onBack}
+                onDelete={onDelete}
+                onSave={submit}
+              />
+            </>
+          )}
+        </ProductVariantUpdateForm>
       </Container>
       {variant && (
         <ProductVariantImageSelectDialog

src/products/components/ProductVariantPage/form.tsx

@@ -0,0 +1,180 @@
+import { MetadataFormData } from "@saleor/components/Metadata";
+import { ProductVariant } from "@saleor/fragments/types/ProductVariant";
+import useForm, { FormChange, SubmitPromise } from "@saleor/hooks/useForm";
+import useFormset, {
+  FormsetChange,
+  FormsetData
+} from "@saleor/hooks/useFormset";
+import {
+  getAttributeInputFromVariant,
+  getStockInputFromVariant
+} from "@saleor/products/utils/data";
+import { SearchWarehouses_search_edges_node } from "@saleor/searches/types/SearchWarehouses";
+import { mapMetadataItemToInput } from "@saleor/utils/maps";
+import useMetadataChangeTrigger from "@saleor/utils/metadata/useMetadataChangeTrigger";
+import { diff } from "fast-array-diff";
+import React from "react";
+
+import handleFormSubmit from "../../../utils/handlers/handleFormSubmit";
+import { ProductStockInput } from "../ProductStocks";
+import { VariantAttributeInputData } from "../ProductVariantAttributes";
+
+export interface ProductVariantUpdateFormData extends MetadataFormData {
+  costPrice: string;
+  price: string;
+  sku: string;
+  trackInventory: boolean;
+  weight: string;
+}
+export interface ProductVariantUpdateData extends ProductVariantUpdateFormData {
+  attributes: FormsetData<VariantAttributeInputData, string>;
+  stocks: ProductStockInput[];
+}
+export interface ProductVariantUpdateSubmitData
+  extends ProductVariantUpdateFormData {
+  attributes: FormsetData<VariantAttributeInputData, string>;
+  addStocks: ProductStockInput[];
+  updateStocks: ProductStockInput[];
+  removeStocks: string[];
+}
+
+export interface UseProductVariantUpdateFormOpts {
+  warehouses: SearchWarehouses_search_edges_node[];
+}
+
+export interface UseProductVariantUpdateFormResult {
+  change: FormChange;
+  data: ProductVariantUpdateData;
+  handlers: Record<"changeStock" | "selectAttribute", FormsetChange> &
+    Record<"addStock" | "deleteStock", (id: string) => void> & {
+      changeMetadata: FormChange;
+    };
+  hasChanged: boolean;
+  submit: () => void;
+}
+
+export interface ProductVariantUpdateFormProps
+  extends UseProductVariantUpdateFormOpts {
+  children: (props: UseProductVariantUpdateFormResult) => React.ReactNode;
+  variant: ProductVariant;
+  onSubmit: (data: ProductVariantUpdateSubmitData) => SubmitPromise;
+}
+
+function useProductVariantUpdateForm(
+  variant: ProductVariant,
+  onSubmit: (data: ProductVariantUpdateSubmitData) => SubmitPromise,
+  opts: UseProductVariantUpdateFormOpts
+): UseProductVariantUpdateFormResult {
+  const [changed, setChanged] = React.useState(false);
+  const triggerChange = () => setChanged(true);
+
+  const attributeInput = getAttributeInputFromVariant(variant);
+  const stockInput = getStockInputFromVariant(variant);
+
+  const initial: ProductVariantUpdateFormData = {
+    costPrice: variant?.costPrice?.amount.toString() || "",
+    metadata: variant?.metadata?.map(mapMetadataItemToInput),
+    price: variant?.price?.amount.toString() || "",
+    privateMetadata: variant?.privateMetadata?.map(mapMetadataItemToInput),
+    sku: variant?.sku || "",
+    trackInventory: variant?.trackInventory,
+    weight: variant?.weight?.value.toString() || ""
+  };
+
+  const form = useForm(initial);
+  const attributes = useFormset(attributeInput);
+  const stocks = useFormset(stockInput);
+  const {
+    isMetadataModified,
+    isPrivateMetadataModified,
+    makeChangeHandler: makeMetadataChangeHandler
+  } = useMetadataChangeTrigger();
+
+  const handleChange: FormChange = (event, cb) => {
+    form.change(event, cb);
+    triggerChange();
+  };
+  const changeMetadata = makeMetadataChangeHandler(handleChange);
+  const handleAttributeChange: FormsetChange = (id, value) => {
+    attributes.change(id, value);
+    triggerChange();
+  };
+  const handleStockAdd = (id: string) => {
+    triggerChange();
+    stocks.add({
+      data: null,
+      id,
+      label: opts.warehouses.find(warehouse => warehouse.id === id).name,
+      value: "0"
+    });
+  };
+  const handleStockChange = (id: string, value: string) => {
+    triggerChange();
+    stocks.change(id, value);
+  };
+  const handleStockDelete = (id: string) => {
+    triggerChange();
+    stocks.remove(id);
+  };
+
+  const metadata = isMetadataModified ? form.data.metadata : undefined;
+  const privateMetadata = isPrivateMetadataModified
+    ? form.data.privateMetadata
+    : undefined;
+
+  const dataStocks = stocks.data.map(stock => stock.id);
+  const variantStocks = variant?.stocks.map(stock => stock.warehouse.id) || [];
+  const stockDiff = diff(variantStocks, dataStocks);
+
+  const addStocks = stocks.data.filter(stock =>
+    stockDiff.added.some(addedStock => addedStock === stock.id)
+  );
+  const updateStocks = stocks.data.filter(
+    stock => !stockDiff.added.some(addedStock => addedStock === stock.id)
+  );
+
+  const data: ProductVariantUpdateData = {
+    ...form.data,
+    attributes: attributes.data,
+    stocks: stocks.data
+  };
+  const submitData: ProductVariantUpdateSubmitData = {
+    ...form.data,
+    addStocks,
+    attributes: attributes.data,
+    metadata,
+    privateMetadata,
+    removeStocks: stockDiff.removed,
+    updateStocks
+  };
+
+  const submit = () => handleFormSubmit(submitData, onSubmit, setChanged);
+
+  return {
+    change: handleChange,
+    data,
+    handlers: {
+      addStock: handleStockAdd,
+      changeMetadata,
+      changeStock: handleStockChange,
+      deleteStock: handleStockDelete,
+      selectAttribute: handleAttributeChange
+    },
+    hasChanged: changed,
+    submit
+  };
+}
+
+const ProductVariantUpdateForm: React.FC<ProductVariantUpdateFormProps> = ({
+  children,
+  variant,
+  onSubmit,
+  ...rest
+}) => {
+  const props = useProductVariantUpdateForm(variant, onSubmit, rest);
+
+  return <form onSubmit={props.submit}>{children(props)}</form>;
+};
+
+ProductVariantUpdateForm.displayName = "ProductVariantUpdateForm";
+export default ProductVariantUpdateForm;

src/products/utils/data.ts

@@ -123,16 +123,14 @@ export function getStockInputFromVariant(
 export function getVariantAttributeInputFromProduct(
   product: ProductVariantCreateData_product
 ): VariantAttributeInput[] {
-  return maybe(() =>
-    product.productType.variantAttributes.map(attribute => ({
-      data: {
-        values: attribute.values
-      },
-      id: attribute.id,
-      label: attribute.name,
-      value: ""
-    }))
-  );
+  return product?.productType?.variantAttributes?.map(attribute => ({
+    data: {
+      values: attribute.values
+    },
+    id: attribute.id,
+    label: attribute.name,
+    value: ""
+  }));
 }
 
 export function getStockInputFromProduct(

src/products/utils/handlers.ts

@@ -8,7 +8,7 @@ import { getAttributeInputFromProductType, ProductType } from "./data";
 export function createAttributeChangeHandler(
   changeAttributeData: FormsetChange<string[]>,
   triggerChange: () => void
-): FormsetChange {
+): FormsetChange<string> {
   return (attributeId: string, value: string) => {
     triggerChange();
     changeAttributeData(attributeId, value === "" ? [] : [value]);
@@ -19,7 +19,7 @@ export function createAttributeMultiChangeHandler(
   changeAttributeData: FormsetChange<string[]>,
   attributes: FormsetData<ProductAttributeInputData, string[]>,
   triggerChange: () => void
-): FormsetChange {
+): FormsetChange<string> {
   return (attributeId: string, value: string) => {
     const attribute = attributes.find(
       attribute => attribute.id === attributeId
@@ -37,19 +37,18 @@ export function createAttributeMultiChangeHandler(
 }
 
 export function createProductTypeSelectHandler(
-  change: FormChange,
   setAttributes: (data: FormsetData<ProductAttributeInputData>) => void,
   setProductType: (productType: ProductType) => void,
-  productTypeChoiceList: ProductType[]
+  productTypeChoiceList: ProductType[],
+  triggerChange: () => void
 ): FormChange {
   return (event: React.ChangeEvent<any>) => {
     const id = event.target.value;
     const selectedProductType = productTypeChoiceList.find(
       productType => productType.id === id
     );
+    triggerChange();
     setProductType(selectedProductType);
-    change(event);
-
     setAttributes(getAttributeInputFromProductType(selectedProductType));
   };
 }

src/products/views/ProductCreate.tsx

@@ -19,9 +19,8 @@ import React from "react";
 import { useIntl } from "react-intl";
 
 import { decimal, weight } from "../../misc";
-import ProductCreatePage, {
-  ProductCreatePageSubmitData
-} from "../components/ProductCreatePage";
+import ProductCreatePage from "../components/ProductCreatePage";
+import { ProductCreateData } from "../components/ProductCreatePage/form";
 import {
   useProductCreateMutation,
   useProductSetAvailabilityForPurchase
@@ -91,7 +90,7 @@ export const ProductCreateView: React.FC = () => {
     }
   });
 
-  const handleCreate = async (formData: ProductCreatePageSubmitData) => {
+  const handleCreate = async (formData: ProductCreateData) => {
     const result = await productCreate({
       variables: {
         input: {
@@ -106,7 +105,7 @@ export const ProductCreateView: React.FC = () => {
           descriptionJson: JSON.stringify(formData.description),
           isPublished: formData.isPublished,
           name: formData.name,
-          productType: formData.productType,
+          productType: formData.productType?.id,
           publicationDate:
             formData.publicationDate !== "" ? formData.publicationDate : null,
           seo: {

src/products/views/ProductVariantCreate.tsx

@@ -15,9 +15,8 @@ import React from "react";
 import { useIntl } from "react-intl";
 
 import { decimal, weight } from "../../misc";
-import ProductVariantCreatePage, {
-  ProductVariantCreatePageSubmitData
-} from "../components/ProductVariantCreatePage";
+import ProductVariantCreatePage from "../components/ProductVariantCreatePage";
+import { ProductVariantCreateData } from "../components/ProductVariantCreatePage/form";
 import {
   useProductVariantReorderMutation,
   useVariantCreateMutation
@@ -84,7 +83,7 @@ export const ProductVariant: React.FC<ProductVariantCreateProps> = ({
   );
 
   const handleBack = () => navigate(productUrl(productId));
-  const handleCreate = async (formData: ProductVariantCreatePageSubmitData) => {
+  const handleCreate = async (formData: ProductVariantCreateData) => {
     const result = await variantCreate({
       variables: {
         input: {

src/shipping/components/ShippingZoneDetailsPage/ShippingZoneDetailsPage.tsx

@@ -14,6 +14,7 @@ import {
   ShippingZoneDetailsFragment,
   ShippingZoneDetailsFragment_warehouses
 } from "@saleor/fragments/types/ShippingZoneDetailsFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import createMultiAutocompleteSelectHandler from "@saleor/utils/handlers/multiAutocompleteSelectChangeHandler";
 import React from "react";
@@ -46,7 +47,7 @@ export interface ShippingZoneDetailsPageProps
   onPriceRateAdd: () => void;
   onPriceRateEdit: (id: string) => void;
   onRateRemove: (rateId: string) => void;
-  onSubmit: (data: FormData) => void;
+  onSubmit: (data: FormData) => SubmitPromise;
   onWarehouseAdd: () => void;
   onWeightRateAdd: () => void;
   onWeightRateEdit: (id: string) => void;

src/shipping/views/ShippingZoneDetails/index.tsx

@@ -148,13 +148,13 @@ const ShippingZoneDetails: React.FC<ShippingZoneDetailsProps> = ({
     }
   });
 
-  const handleSubmit = (submitData: FormData) => {
+  const handleSubmit = async (submitData: FormData) => {
     const warehouseDiff = diff(
       data.shippingZone.warehouses.map(warehouse => warehouse.id),
       submitData.warehouses
     );
 
-    updateShippingZone({
+    const result = await updateShippingZone({
       variables: {
         id,
         input: {
@@ -164,6 +164,8 @@ const ShippingZoneDetails: React.FC<ShippingZoneDetailsProps> = ({
         }
       }
     });
+
+    return result.data.shippingZoneUpdate.errors;
   };
 
   if (data?.shippingZone === null) {

src/siteSettings/components/SiteSettingsPage/SiteSettingsPage.tsx

@@ -11,6 +11,7 @@ import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { ShopErrorFragment } from "@saleor/fragments/types/ShopErrorFragment";
 import useAddressValidation from "@saleor/hooks/useAddressValidation";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { commonMessages, sectionNames } from "@saleor/intl";
 import createSingleAutocompleteSelectHandler from "@saleor/utils/handlers/singleAutocompleteSelectChangeHandler";
@@ -54,7 +55,7 @@ export interface SiteSettingsPageProps {
   onBack: () => void;
   onKeyAdd: () => void;
   onKeyRemove: (keyType: AuthorizationKeyType) => void;
-  onSubmit: (data: SiteSettingsPageFormData) => void;
+  onSubmit: (data: SiteSettingsPageFormData) => SubmitPromise;
 }
 
 export function areAddressInputFieldsModified(
@@ -105,7 +106,7 @@ const SiteSettingsPage: React.FC<SiteSettingsPageProps> = props => {
   const {
     errors: validationErrors,
     submit: handleSubmitWithAddress
-  } = useAddressValidation<SiteSettingsPageFormData>(onSubmit);
+  } = useAddressValidation(onSubmit);
 
   const initialFormAddress: SiteSettingsPageAddressFormData = {
     city: maybe(() => shop.companyAddress.city, ""),
@@ -134,7 +135,7 @@ const SiteSettingsPage: React.FC<SiteSettingsPageProps> = props => {
         const submitFunc = areAddressInputFieldsModified(data)
           ? handleSubmitWithAddress
           : onSubmit;
-        submitFunc(data);
+        return submitFunc(data);
       }}
       confirmLeave
     >

src/siteSettings/views/index.tsx

@@ -106,7 +106,7 @@ export const SiteSettings: React.FC<SiteSettingsProps> = ({ params }) => {
                           keyType: data.type
                         }
                       });
-                    const handleUpdateShopSettings = (
+                    const handleUpdateShopSettings = async (
                       data: SiteSettingsPageFormData
                     ) => {
                       const addressInput = areAddressInputFieldsModified(data)
@@ -123,7 +123,7 @@ export const SiteSettings: React.FC<SiteSettingsProps> = ({ params }) => {
                         : {
                             companyName: data.companyName
                           };
-                      updateShopSettings({
+                      const result = await updateShopSettings({
                         variables: {
                           addressInput,
                           shopDomainInput: {
@@ -139,6 +139,12 @@ export const SiteSettings: React.FC<SiteSettingsProps> = ({ params }) => {
                           }
                         }
                       });
+
+                      return [
+                        ...result.data.shopAddressUpdate.errors,
+                        ...result.data.shopDomainUpdate.errors,
+                        ...result.data.shopSettingsUpdate.errors
+                      ];
                     };
 
                     return (

src/staff/components/StaffDetailsPage/StaffDetailsPage.tsx

@@ -12,6 +12,7 @@ import { MultiAutocompleteChoiceType } from "@saleor/components/MultiAutocomplet
 import PageHeader from "@saleor/components/PageHeader";
 import SaveButtonBar from "@saleor/components/SaveButtonBar";
 import { StaffErrorFragment } from "@saleor/fragments/types/StaffErrorFragment";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import useLocale from "@saleor/hooks/useLocale";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { sectionNames } from "@saleor/intl";
@@ -50,7 +51,7 @@ export interface StaffDetailsPageProps extends SearchPageProps {
   onChangePassword: () => void;
   onDelete: () => void;
   onImageDelete: () => void;
-  onSubmit: (data: StaffDetailsFormData) => void;
+  onSubmit: (data: StaffDetailsFormData) => SubmitPromise;
   onImageUpload(file: File);
 }
 

src/staff/views/StaffDetails.tsx

@@ -12,7 +12,9 @@ import usePermissionGroupSearch from "@saleor/searches/usePermissionGroupSearch"
 import React from "react";
 import { FormattedMessage, useIntl } from "react-intl";
 
-import StaffDetailsPage from "../components/StaffDetailsPage/StaffDetailsPage";
+import StaffDetailsPage, {
+  StaffDetailsFormData
+} from "../components/StaffDetailsPage/StaffDetailsPage";
 import StaffPasswordResetDialog from "../components/StaffPasswordResetDialog";
 import {
   TypedStaffAvatarDeleteMutation,
@@ -122,168 +124,175 @@ export const StaffDetails: React.FC<OrderListProps> = ({ id, params }) => {
 
         return (
           <TypedStaffMemberUpdateMutation onCompleted={handleStaffMemberUpdate}>
-            {(updateStaffMember, updateResult) => (
-              <TypedStaffMemberDeleteMutation
-                variables={{ id }}
-                onCompleted={handleStaffMemberDelete}
-              >
-                {(deleteStaffMember, deleteResult) => (
-                  <TypedStaffAvatarUpdateMutation
-                    onCompleted={handleStaffMemberAvatarUpdate}
-                  >
-                    {updateStaffAvatar => (
-                      <TypedStaffAvatarDeleteMutation
-                        onCompleted={handleStaffMemberAvatarDelete}
-                      >
-                        {(deleteStaffAvatar, deleteAvatarResult) => {
-                          const isUserSameAsViewer =
-                            user.user?.id === data?.user?.id;
+            {(updateStaffMember, updateResult) => {
+              const handleSubmit = async (formData: StaffDetailsFormData) => {
+                const result = await updateStaffMember({
+                  variables: {
+                    id,
+                    input: {
+                      email: formData.email,
+                      firstName: formData.firstName,
+                      isActive: formData.isActive,
+                      lastName: formData.lastName,
+                      ...groupsDiff(data?.user, formData)
+                    }
+                  }
+                });
 
-                          return (
-                            <>
-                              <WindowTitle
-                                title={getStringOrPlaceholder(
-                                  staffMember?.email
-                                )}
-                              />
-                              <StaffDetailsPage
-                                errors={
-                                  updateResult?.data?.staffUpdate?.errors || []
-                                }
-                                canEditAvatar={isUserSameAsViewer}
-                                canEditPreferences={isUserSameAsViewer}
-                                canEditStatus={!isUserSameAsViewer}
-                                canRemove={!isUserSameAsViewer}
-                                disabled={loading}
-                                onBack={handleBack}
-                                initialSearch=""
-                                onChangePassword={() =>
-                                  navigate(
-                                    staffMemberDetailsUrl(id, {
-                                      action: "change-password"
-                                    })
-                                  )
-                                }
-                                onDelete={() =>
-                                  navigate(
-                                    staffMemberDetailsUrl(id, {
-                                      action: "remove"
-                                    })
-                                  )
-                                }
-                                onSubmit={variables => {
-                                  updateStaffMember({
-                                    variables: {
-                                      id,
-                                      input: {
-                                        email: variables.email,
-                                        firstName: variables.firstName,
-                                        isActive: variables.isActive,
-                                        lastName: variables.lastName,
-                                        ...groupsDiff(data?.user, variables)
+                return result.data.staffUpdate.errors;
+              };
+
+              return (
+                <TypedStaffMemberDeleteMutation
+                  variables={{ id }}
+                  onCompleted={handleStaffMemberDelete}
+                >
+                  {(deleteStaffMember, deleteResult) => (
+                    <TypedStaffAvatarUpdateMutation
+                      onCompleted={handleStaffMemberAvatarUpdate}
+                    >
+                      {updateStaffAvatar => (
+                        <TypedStaffAvatarDeleteMutation
+                          onCompleted={handleStaffMemberAvatarDelete}
+                        >
+                          {(deleteStaffAvatar, deleteAvatarResult) => {
+                            const isUserSameAsViewer =
+                              user.user?.id === data?.user?.id;
+
+                            return (
+                              <>
+                                <WindowTitle
+                                  title={getStringOrPlaceholder(
+                                    staffMember?.email
+                                  )}
+                                />
+                                <StaffDetailsPage
+                                  errors={
+                                    updateResult?.data?.staffUpdate?.errors ||
+                                    []
+                                  }
+                                  canEditAvatar={isUserSameAsViewer}
+                                  canEditPreferences={isUserSameAsViewer}
+                                  canEditStatus={!isUserSameAsViewer}
+                                  canRemove={!isUserSameAsViewer}
+                                  disabled={loading}
+                                  onBack={handleBack}
+                                  initialSearch=""
+                                  onChangePassword={() =>
+                                    navigate(
+                                      staffMemberDetailsUrl(id, {
+                                        action: "change-password"
+                                      })
+                                    )
+                                  }
+                                  onDelete={() =>
+                                    navigate(
+                                      staffMemberDetailsUrl(id, {
+                                        action: "remove"
+                                      })
+                                    )
+                                  }
+                                  onSubmit={handleSubmit}
+                                  onImageUpload={file =>
+                                    updateStaffAvatar({
+                                      variables: {
+                                        image: file
                                       }
-                                    }
-                                  });
-                                }}
-                                onImageUpload={file =>
-                                  updateStaffAvatar({
-                                    variables: {
-                                      image: file
-                                    }
-                                  })
-                                }
-                                onImageDelete={() =>
-                                  navigate(
-                                    staffMemberDetailsUrl(id, {
-                                      action: "remove-avatar"
                                     })
-                                  )
-                                }
-                                availablePermissionGroups={searchPermissionGroupsOpts.data?.search.edges.map(
-                                  edge => edge.node
-                                )}
-                                staffMember={staffMember}
-                                saveButtonBarState={updateResult.status}
-                                fetchMorePermissionGroups={{
-                                  hasMore:
-                                    searchPermissionGroupsOpts.data?.search
-                                      .pageInfo.hasNextPage,
-                                  loading: searchPermissionGroupsOpts.loading,
-                                  onFetchMore: loadMorePermissionGroups
-                                }}
-                                onSearchChange={searchPermissionGroups}
-                              />
-                              <ActionDialog
-                                open={params.action === "remove"}
-                                title={intl.formatMessage({
-                                  defaultMessage: "delete Staff User",
-                                  description: "dialog header"
-                                })}
-                                confirmButtonState={deleteResult.status}
-                                variant="delete"
-                                onClose={closeModal}
-                                onConfirm={deleteStaffMember}
-                              >
-                                <DialogContentText>
-                                  <FormattedMessage
-                                    defaultMessage="Are you sure you want to delete {email} from staff members?"
-                                    values={{
-                                      email: getStringOrPlaceholder(
-                                        data?.user?.email
-                                      )
-                                    }}
-                                  />
-                                </DialogContentText>
-                              </ActionDialog>
-                              <ActionDialog
-                                open={params.action === "remove-avatar"}
-                                title={intl.formatMessage({
-                                  defaultMessage: "Delete Staff User Avatar",
-                                  description: "dialog header"
-                                })}
-                                confirmButtonState={deleteAvatarResult.status}
-                                variant="delete"
-                                onClose={closeModal}
-                                onConfirm={deleteStaffAvatar}
-                              >
-                                <DialogContentText>
-                                  <FormattedMessage
-                                    defaultMessage="Are you sure you want to remove {email} avatar?"
-                                    values={{
-                                      email: (
-                                        <strong>
-                                          {getStringOrPlaceholder(
-                                            data?.user?.email
-                                          )}
-                                        </strong>
-                                      )
-                                    }}
-                                  />
-                                </DialogContentText>
-                              </ActionDialog>
-                              <StaffPasswordResetDialog
-                                confirmButtonState={changePasswordOpts.status}
-                                errors={
-                                  changePasswordOpts?.data?.passwordChange
-                                    ?.errors || []
-                                }
-                                open={params.action === "change-password"}
-                                onClose={closeModal}
-                                onSubmit={data =>
-                                  changePassword({
-                                    variables: data
-                                  })
-                                }
-                              />
-                            </>
-                          );
-                        }}
-                      </TypedStaffAvatarDeleteMutation>
-                    )}
-                  </TypedStaffAvatarUpdateMutation>
-                )}
-              </TypedStaffMemberDeleteMutation>
-            )}
+                                  }
+                                  onImageDelete={() =>
+                                    navigate(
+                                      staffMemberDetailsUrl(id, {
+                                        action: "remove-avatar"
+                                      })
+                                    )
+                                  }
+                                  availablePermissionGroups={searchPermissionGroupsOpts.data?.search.edges.map(
+                                    edge => edge.node
+                                  )}
+                                  staffMember={staffMember}
+                                  saveButtonBarState={updateResult.status}
+                                  fetchMorePermissionGroups={{
+                                    hasMore:
+                                      searchPermissionGroupsOpts.data?.search
+                                        .pageInfo.hasNextPage,
+                                    loading: searchPermissionGroupsOpts.loading,
+                                    onFetchMore: loadMorePermissionGroups
+                                  }}
+                                  onSearchChange={searchPermissionGroups}
+                                />
+                                <ActionDialog
+                                  open={params.action === "remove"}
+                                  title={intl.formatMessage({
+                                    defaultMessage: "delete Staff User",
+                                    description: "dialog header"
+                                  })}
+                                  confirmButtonState={deleteResult.status}
+                                  variant="delete"
+                                  onClose={closeModal}
+                                  onConfirm={deleteStaffMember}
+                                >
+                                  <DialogContentText>
+                                    <FormattedMessage
+                                      defaultMessage="Are you sure you want to delete {email} from staff members?"
+                                      values={{
+                                        email: getStringOrPlaceholder(
+                                          data?.user?.email
+                                        )
+                                      }}
+                                    />
+                                  </DialogContentText>
+                                </ActionDialog>
+                                <ActionDialog
+                                  open={params.action === "remove-avatar"}
+                                  title={intl.formatMessage({
+                                    defaultMessage: "Delete Staff User Avatar",
+                                    description: "dialog header"
+                                  })}
+                                  confirmButtonState={deleteAvatarResult.status}
+                                  variant="delete"
+                                  onClose={closeModal}
+                                  onConfirm={deleteStaffAvatar}
+                                >
+                                  <DialogContentText>
+                                    <FormattedMessage
+                                      defaultMessage="Are you sure you want to remove {email} avatar?"
+                                      values={{
+                                        email: (
+                                          <strong>
+                                            {getStringOrPlaceholder(
+                                              data?.user?.email
+                                            )}
+                                          </strong>
+                                        )
+                                      }}
+                                    />
+                                  </DialogContentText>
+                                </ActionDialog>
+                                <StaffPasswordResetDialog
+                                  confirmButtonState={changePasswordOpts.status}
+                                  errors={
+                                    changePasswordOpts?.data?.passwordChange
+                                      ?.errors || []
+                                  }
+                                  open={params.action === "change-password"}
+                                  onClose={closeModal}
+                                  onSubmit={data =>
+                                    changePassword({
+                                      variables: data
+                                    })
+                                  }
+                                />
+                              </>
+                            );
+                          }}
+                        </TypedStaffAvatarDeleteMutation>
+                      )}
+                    </TypedStaffAvatarUpdateMutation>
+                  )}
+                </TypedStaffMemberDeleteMutation>
+              );
+            }}
           </TypedStaffMemberUpdateMutation>
         );
       }}

src/storybook/stories/components/AssignProductDialog.tsx

@@ -2,6 +2,7 @@ import placeholderImage from "@assets/images/placeholder60x60.png";
 import AssignProductDialog, {
   AssignProductDialogProps
 } from "@saleor/components/AssignProductDialog";
+import { fetchMoreProps } from "@saleor/fixtures";
 import { products } from "@saleor/products/fixtures";
 import { storiesOf } from "@storybook/react";
 import React from "react";
@@ -9,6 +10,7 @@ import React from "react";
 import Decorator from "../../Decorator";
 
 const props: AssignProductDialogProps = {
+  ...fetchMoreProps,
   confirmButtonState: "default",
   loading: false,
   onClose: () => undefined,

src/storybook/stories/discounts/VoucherDetailsPage.tsx

@@ -3,7 +3,7 @@ import { storiesOf } from "@storybook/react";
 import React from "react";
 
 import VoucherDetailsPage, {
-  FormData,
+  VoucherDetailsPageFormData,
   VoucherDetailsPageProps,
   VoucherDetailsPageTab
 } from "../../../discounts/components/VoucherDetailsPage";
@@ -59,7 +59,7 @@ storiesOf("Views / Discounts / Voucher details", module)
         "type",
         "usageLimit",
         "discountValue"
-      ] as Array<keyof FormData>).map(field => ({
+      ] as Array<keyof VoucherDetailsPageFormData>).map(field => ({
         __typename: "DiscountError",
         code: DiscountErrorCode.INVALID,
         field

src/storybook/stories/pages/PageDetailsPage.tsx

@@ -3,7 +3,7 @@ import { storiesOf } from "@storybook/react";
 import React from "react";
 
 import PageDetailsPage, {
-  FormData,
+  PageDetailsPageFormData,
   PageDetailsPageProps
 } from "../../../pages/components/PageDetailsPage";
 import { page } from "../../../pages/fixtures";
@@ -36,7 +36,7 @@ storiesOf("Views / Pages / Page details", module)
         "isPublished",
         "seoDescription",
         "seoTitle"
-      ] as Array<keyof FormData>).map(field => ({
+      ] as Array<keyof PageDetailsPageFormData>).map(field => ({
         __typename: "PageError",
         code: PageErrorCode.INVALID,
         field

src/storybook/stories/plugins/PluginDetailsPage.tsx

@@ -3,7 +3,7 @@ import { storiesOf } from "@storybook/react";
 import React from "react";
 
 import PluginsDetailsPage, {
-  FormData,
+  PluginDetailsPageFormData,
   PluginsDetailsPageProps
 } from "../../../plugins/components/PluginsDetailsPage";
 import { plugin } from "../../../plugins/fixtures";
@@ -31,7 +31,7 @@ storiesOf("Views / Plugins / Plugin details", module)
       {...props}
       errors={[
         ...(["active", "Username or account", "Password or license"] as Array<
-          keyof FormData
+          keyof PluginDetailsPageFormData
         >).map(field => ({
           __typename: "PluginError" as "PluginError",
           code: PluginErrorCode.INVALID,

src/storybook/stories/products/ProductCreatePage.tsx

@@ -5,7 +5,7 @@ import { storiesOf } from "@storybook/react";
 import React from "react";
 
 import ProductCreatePage, {
-  ProductCreatePageSubmitData
+  ProductCreateFormData
 } from "../../../products/components/ProductCreatePage";
 import { product as productFixture } from "../../../products/fixtures";
 import { productTypes } from "../../../productTypes/fixtures";
@@ -74,17 +74,15 @@ storiesOf("Views / Products / Create product", module)
         "productType",
         "category",
         "sku"
-      ] as Array<keyof ProductCreatePageSubmitData | "attributes">).map(
-        field => ({
-          __typename: "ProductError",
-          attributes:
-            field === "attributes"
-              ? [productTypes[0].productAttributes[0].id]
-              : null,
-          code: ProductErrorCode.INVALID,
-          field
-        })
-      )}
+      ] as Array<keyof ProductCreateFormData | "attributes">).map(field => ({
+        __typename: "ProductError",
+        attributes:
+          field === "attributes"
+            ? [productTypes[0].productAttributes[0].id]
+            : null,
+        code: ProductErrorCode.INVALID,
+        field
+      }))}
       header="Add product"
       collections={product.collections}
       fetchCategories={() => undefined}
@@ -94,7 +92,7 @@ storiesOf("Views / Products / Create product", module)
       fetchMoreCollections={fetchMoreProps}
       fetchMoreProductTypes={fetchMoreProps}
       initial={{
-        productType: productTypes[0].id
+        productType: productTypes[0]
       }}
       productTypes={productTypes}
       categories={[product.category]}

src/styles/useScrollableDialogStyle.ts

@@ -0,0 +1,28 @@
+import makeStyles from "@material-ui/core/styles/makeStyles";
+
+const useScrollableDialogStyle = makeStyles(
+  theme => ({
+    content: {
+      overflowY: "hidden"
+    },
+    dialog: {
+      height: "calc(100% - 64px)",
+      maxHeight: 700
+    },
+    loadMoreLoaderContainer: {
+      alignItems: "center",
+      display: "flex",
+      height: theme.spacing(3),
+      justifyContent: "center",
+      marginTop: theme.spacing(3)
+    },
+    scrollArea: {
+      overflowY: "scroll"
+    }
+  }),
+  {
+    name: "ScrollableDialog"
+  }
+);
+
+export default useScrollableDialogStyle;

src/utils/handlers/handleFormSubmit.ts

@@ -0,0 +1,18 @@
+import { SubmitPromise } from "@saleor/hooks/useForm";
+
+async function handleFormSubmit<T>(
+  data: T,
+  onSubmit: (data: T) => SubmitPromise,
+  setChanged: (changed: boolean) => void
+): Promise<boolean> {
+  const errors = await onSubmit(data);
+  const ok = errors.length === 0;
+
+  if (ok) {
+    setChanged(false);
+  }
+
+  return ok;
+}
+
+export default handleFormSubmit;

src/utils/handlers/metadataUpdateHandler.ts

@@ -1,4 +1,5 @@
 import { MetadataFormData } from "@saleor/components/Metadata/types";
+import { MetadataErrorFragment } from "@saleor/fragments/types/MetadataErrorFragment";
 import { MetadataInput } from "@saleor/types/globalTypes";
 import { diff } from "fast-array-diff";
 import { MutationFetchResult } from "react-apollo";
@@ -28,7 +29,9 @@ function createMetadataUpdateHandler<TData extends MetadataFormData, TError>(
     variables: UpdatePrivateMetadataVariables
   ) => Promise<MutationFetchResult<UpdatePrivateMetadata>>
 ) {
-  return async (data: TData) => {
+  return async (
+    data: TData
+  ): Promise<Array<MetadataErrorFragment | TError>> => {
     const errors = await update(data);
 
     if (errors.length > 0) {

src/warehouses/components/WarehouseCreatePage/WarehouseCreatePage.tsx

@@ -58,7 +58,7 @@ const WarehouseCreatePage: React.FC<WarehouseCreatePageProps> = ({
   const {
     errors: validationErrors,
     submit: handleSubmit
-  } = useAddressValidation<WarehouseCreatePageFormData>(onSubmit);
+  } = useAddressValidation(onSubmit);
 
   return (
     <Form initial={initialForm} onSubmit={handleSubmit}>

src/warehouses/components/WarehouseDetailsPage/WarehouseDetailsPage.tsx

@@ -11,6 +11,7 @@ import { ShopInfo_shop_countries } from "@saleor/components/Shop/types/ShopInfo"
 import { AddressTypeInput } from "@saleor/customers/types";
 import { WarehouseErrorFragment } from "@saleor/fragments/types/WarehouseErrorFragment";
 import useAddressValidation from "@saleor/hooks/useAddressValidation";
+import { SubmitPromise } from "@saleor/hooks/useForm";
 import useStateFromProps from "@saleor/hooks/useStateFromProps";
 import { sectionNames } from "@saleor/intl";
 import { findValueInEnum, maybe } from "@saleor/misc";
@@ -36,7 +37,7 @@ export interface WarehouseDetailsPageProps {
   onBack: () => void;
   onDelete: () => void;
   onShippingZoneClick: (id: string) => void;
-  onSubmit: (data: WarehouseDetailsPageFormData) => void;
+  onSubmit: (data: WarehouseDetailsPageFormData) => SubmitPromise;
 }
 
 const WarehouseDetailsPage: React.FC<WarehouseDetailsPageProps> = ({
@@ -58,7 +59,7 @@ const WarehouseDetailsPage: React.FC<WarehouseDetailsPageProps> = ({
   const {
     errors: validationErrors,
     submit: handleSubmit
-  } = useAddressValidation<WarehouseDetailsPageFormData>(onSubmit);
+  } = useAddressValidation(onSubmit);
 
   const initialForm: WarehouseDetailsPageFormData = {
     city: maybe(() => warehouse.address.city, ""),
@@ -76,7 +77,7 @@ const WarehouseDetailsPage: React.FC<WarehouseDetailsPageProps> = ({
 
   return (
     <Form initial={initialForm} onSubmit={handleSubmit}>
-      {({ change, data, submit }) => {
+      {({ change, data, hasChanged, submit }) => {
         const countryChoices = mapCountriesToChoices(countries);
         const handleCountryChange = createSingleAutocompleteSelectHandler(
           change,
@@ -121,7 +122,7 @@ const WarehouseDetailsPage: React.FC<WarehouseDetailsPageProps> = ({
               </div>
             </Grid>
             <SaveButtonBar
-              disabled={disabled}
+              disabled={disabled || !hasChanged}
               onCancel={onBack}
               onDelete={onDelete}
               onSave={submit}

src/warehouses/views/WarehouseCreate/WarehouseCreate.tsx

@@ -57,6 +57,7 @@ const WarehouseCreate: React.FC = () => {
                   streetAddress1: data.streetAddress1,
                   streetAddress2: data.streetAddress2
                 },
+                companyName: data.companyName,
                 name: data.name
               }
             }

src/warehouses/views/WarehouseDetails/WarehouseDetails.tsx

@@ -13,7 +13,9 @@ import { shippingZoneUrl } from "@saleor/shipping/urls";
 import { CountryCode } from "@saleor/types/globalTypes";
 import createDialogActionHandlers from "@saleor/utils/handlers/dialogActionHandlers";
 import WarehouseDeleteDialog from "@saleor/warehouses/components/WarehouseDeleteDialog";
-import WarehouseDetailsPage from "@saleor/warehouses/components/WarehouseDetailsPage";
+import WarehouseDetailsPage, {
+  WarehouseDetailsPageFormData
+} from "@saleor/warehouses/components/WarehouseDetailsPage";
 import {
   useWarehouseDelete,
   useWarehouseUpdate
@@ -76,6 +78,28 @@ const WarehouseDetails: React.FC<WarehouseDetailsProps> = ({ id, params }) => {
     return <NotFoundPage onBack={() => navigate(warehouseListUrl())} />;
   }
 
+  const handleSubmit = async (data: WarehouseDetailsPageFormData) => {
+    const result = await updateWarehouse({
+      variables: {
+        id,
+        input: {
+          address: {
+            city: data.city,
+            cityArea: data.cityArea,
+            country: findValueInEnum(data.country, CountryCode),
+            countryArea: data.countryArea,
+            phone: data.phone,
+            postalCode: data.postalCode,
+            streetAddress1: data.streetAddress1,
+            streetAddress2: data.streetAddress2
+          },
+          name: data.name
+        }
+      }
+    });
+
+    return result.data.updateWarehouse.errors;
+  };
   return (
     <>
       <WindowTitle title={data?.warehouse?.name} />
@@ -88,26 +112,7 @@ const WarehouseDetails: React.FC<WarehouseDetailsProps> = ({ id, params }) => {
         onBack={() => navigate(warehouseListUrl())}
         onDelete={() => openModal("delete")}
         onShippingZoneClick={id => navigate(shippingZoneUrl(id))}
-        onSubmit={data =>
-          updateWarehouse({
-            variables: {
-              id,
-              input: {
-                address: {
-                  city: data.city,
-                  cityArea: data.cityArea,
-                  country: findValueInEnum(data.country, CountryCode),
-                  countryArea: data.countryArea,
-                  phone: data.phone,
-                  postalCode: data.postalCode,
-                  streetAddress1: data.streetAddress1,
-                  streetAddress2: data.streetAddress2
-                },
-                name: data.name
-              }
-            }
-          })
-        }
+        onSubmit={handleSubmit}
       />
       <WarehouseDeleteDialog
         confirmButtonState={deleteWarehouseTransitionState}