import Button from "@material-ui/core/Button";
import React from "react";
import { FormattedMessage, useIntl } from "react-intl";

import DeleteFilterTabDialog from "@saleor/components/DeleteFilterTabDialog";
import SaveFilterTabDialog, {
  SaveFilterTabDialogFormData
} from "@saleor/components/SaveFilterTabDialog";
import useBulkActions from "@saleor/hooks/useBulkActions";
import useDateLocalize from "@saleor/hooks/useDateLocalize";
import useListSettings from "@saleor/hooks/useListSettings";
import useNavigator from "@saleor/hooks/useNavigator";
import useNotifier from "@saleor/hooks/useNotifier";
import usePaginator, {
  createPaginationState
} from "@saleor/hooks/usePaginator";
import useShop from "@saleor/hooks/useShop";
import { maybe } from "@saleor/misc";
import { ListViews } from "@saleor/types";
import OrderBulkCancelDialog from "../../components/OrderBulkCancelDialog";
import OrderListPage from "../../components/OrderListPage/OrderListPage";
import {
  TypedOrderBulkCancelMutation,
  useOrderDraftCreateMutation
} from "../../mutations";
import { TypedOrderListQuery } from "../../queries";
import { OrderBulkCancel } from "../../types/OrderBulkCancel";
import { OrderDraftCreate } from "../../types/OrderDraftCreate";
import {
  orderListUrl,
  OrderListUrlDialog,
  OrderListUrlFilters,
  OrderListUrlQueryParams,
  orderUrl
} from "../../urls";
import {
  areFiltersApplied,
  createFilter,
  createFilterChips,
  deleteFilterTab,
  getActiveFilters,
  getFilterTabs,
  getFilterVariables,
  saveFilterTab
} from "./filters";

interface OrderListProps {
  params: OrderListUrlQueryParams;
}

export const OrderList: React.FC<OrderListProps> = ({ params }) => {
  const formatDate = useDateLocalize();
  const navigate = useNavigator();
  const notify = useNotifier();
  const paginate = usePaginator();
  const shop = useShop();
  const { isSelected, listElements, reset, toggle, toggleAll } = useBulkActions(
    params.ids
  );
  const { updateListSettings, settings } = useListSettings(
    ListViews.ORDER_LIST
  );
  const intl = useIntl();

  const handleCreateOrderCreateSuccess = (data: OrderDraftCreate) => {
    notify({
      text: intl.formatMessage({
        defaultMessage: "Order draft succesfully created"
      })
    });
    navigate(orderUrl(data.draftOrderCreate.order.id));
  };

  const [createOrder] = useOrderDraftCreateMutation({
    onCompleted: handleCreateOrderCreateSuccess
  });

  const tabs = getFilterTabs();

  const currentTab =
    params.activeTab === undefined
      ? areFiltersApplied(params)
        ? tabs.length + 1
        : 0
      : parseInt(params.activeTab, 0);

  const closeModal = () =>
    navigate(
      orderListUrl({
        ...params,
        action: undefined,
        ids: undefined
      }),
      true
    );

  const changeFilters = (filters: OrderListUrlFilters) => {
    reset();
    navigate(orderListUrl(filters));
  };

  const changeFilterField = (filter: OrderListUrlFilters) => {
    reset();
    navigate(
      orderListUrl({
        ...getActiveFilters(params),
        ...filter,
        activeTab: undefined
      })
    );
  };

  const openModal = (action: OrderListUrlDialog, ids?: string[]) =>
    navigate(
      orderListUrl({
        ...params,
        action,
        ids
      })
    );

  const handleTabChange = (tab: number) => {
    reset();
    navigate(
      orderListUrl({
        activeTab: tab.toString(),
        ...getFilterTabs()[tab - 1].data
      })
    );
  };

  const handleFilterTabDelete = () => {
    deleteFilterTab(currentTab);
    reset();
    navigate(orderListUrl());
  };

  const handleFilterTabSave = (data: SaveFilterTabDialogFormData) => {
    saveFilterTab(data.name, getActiveFilters(params));
    handleTabChange(tabs.length + 1);
  };

  const paginationState = createPaginationState(settings.rowNumber, params);
  const currencySymbol = maybe(() => shop.defaultCurrency, "USD");

  const queryVariables = React.useMemo(
    () => ({
      ...paginationState,
      filter: getFilterVariables(params)
    }),
    [params, settings.rowNumber]
  );

  return (
    <TypedOrderListQuery displayLoader variables={queryVariables}>
      {({ data, loading, refetch }) => {
        const { loadNextPage, loadPreviousPage, pageInfo } = paginate(
          maybe(() => data.orders.pageInfo),
          paginationState,
          params
        );

        const handleOrderBulkCancel = (data: OrderBulkCancel) => {
          if (data.orderBulkCancel.errors.length === 0) {
            notify({
              text: intl.formatMessage({
                defaultMessage: "Orders cancelled"
              })
            });
            reset();
            refetch();
            closeModal();
          }
        };

        return (
          <TypedOrderBulkCancelMutation onCompleted={handleOrderBulkCancel}>
            {(orderBulkCancel, orderBulkCancelOpts) => {
              const onOrderBulkCancel = (restock: boolean) =>
                orderBulkCancel({
                  variables: {
                    ids: params.ids,
                    restock
                  }
                });

              return (
                <>
                  <OrderListPage
                    currencySymbol={currencySymbol}
                    settings={settings}
                    filtersList={createFilterChips(
                      params,
                      {
                        formatDate
                      },
                      changeFilterField,
                      intl
                    )}
                    currentTab={currentTab}
                    disabled={loading}
                    orders={maybe(() =>
                      data.orders.edges.map(edge => edge.node)
                    )}
                    pageInfo={pageInfo}
                    onAdd={createOrder}
                    onNextPage={loadNextPage}
                    onPreviousPage={loadPreviousPage}
                    onUpdateListSettings={updateListSettings}
                    onRowClick={id => () => navigate(orderUrl(id))}
                    isChecked={isSelected}
                    selected={listElements.length}
                    toggle={toggle}
                    toggleAll={toggleAll}
                    toolbar={
                      <Button
                        color="primary"
                        onClick={() => openModal("cancel", listElements)}
                      >
                        <FormattedMessage
                          defaultMessage="Cancel"
                          description="cancel orders, button"
                        />
                      </Button>
                    }
                    onSearchChange={query => changeFilterField({ query })}
                    onFilterAdd={data =>
                      changeFilterField(createFilter(params, data))
                    }
                    onTabSave={() => openModal("save-search")}
                    onTabDelete={() => openModal("delete-search")}
                    onTabChange={handleTabChange}
                    initialSearch={params.query || ""}
                    tabs={getFilterTabs().map(tab => tab.name)}
                    onAll={() =>
                      changeFilters({
                        status: undefined
                      })
                    }
                  />
                  <OrderBulkCancelDialog
                    confirmButtonState={orderBulkCancelOpts.status}
                    numberOfOrders={maybe(
                      () => params.ids.length.toString(),
                      "..."
                    )}
                    onClose={closeModal}
                    onConfirm={onOrderBulkCancel}
                    open={params.action === "cancel"}
                  />
                  <SaveFilterTabDialog
                    open={params.action === "save-search"}
                    confirmButtonState="default"
                    onClose={closeModal}
                    onSubmit={handleFilterTabSave}
                  />
                  <DeleteFilterTabDialog
                    open={params.action === "delete-search"}
                    confirmButtonState="default"
                    onClose={closeModal}
                    onSubmit={handleFilterTabDelete}
                    tabName={maybe(() => tabs[currentTab - 1].name, "...")}
                  />
                </>
              );
            }}
          </TypedOrderBulkCancelMutation>
        );
      }}
    </TypedOrderListQuery>
  );
};

export default OrderList;