Limit quantity per checkout (#1536)

* Add site settings and variant detail text fields related with limit per checkout

* Add message translations

* Fix review issues pt.1

* Update snapshots

* Apply fixes after review pt.2

fragmentTypes.json

@@ -416,9 +416,6 @@
           {
             "name": "ProductMedia"
           },
-          {
-            "name": "ProductImage"
-          },
           {
             "name": "PageType"
           }

locale/defaultMessages.json

@@ -6292,6 +6292,18 @@
     "context": "product label",
     "string": "Published"
   },
+  "src_dot_products_dot_components_dot_ProductVariantCheckoutSettings_dot_checkoutLimits": {
+    "context": "title",
+    "string": "Checkout limits"
+  },
+  "src_dot_products_dot_components_dot_ProductVariantCheckoutSettings_dot_checkoutLimitsDescription": {
+    "context": "input helper text",
+    "string": "Your customer won't be allowed to buy bigger quantity per checkout than shown here."
+  },
+  "src_dot_products_dot_components_dot_ProductVariantCheckoutSettings_dot_checkoutLineLimit": {
+    "context": "input label",
+    "string": "Limit quantity per checkout (optional)"
+  },
   "src_dot_products_dot_components_dot_ProductVariantCreateDialog_dot_description": {
     "context": "create product variants",
     "string": "How would you like to create variants:"
@@ -7185,6 +7197,18 @@
     "context": "site settings section name",
     "string": "Site Settings"
   },
+  "src_dot_siteSettings_dot_components_dot_SiteCheckoutSettingsCard_dot_checkoutLimits": {
+    "context": "title",
+    "string": "Checkout limits"
+  },
+  "src_dot_siteSettings_dot_components_dot_SiteCheckoutSettingsCard_dot_checkoutLimitsDescription": {
+    "context": "input helper text",
+    "string": "This number defines quantity of items in checkout line that can be bought. You can override this setting per variant. Leaving this setting empty mean that there is no limits."
+  },
+  "src_dot_siteSettings_dot_components_dot_SiteCheckoutSettingsCard_dot_checkoutLineLimit": {
+    "context": "input label",
+    "string": "Checkout line limit"
+  },
   "src_dot_siteSettings_dot_components_dot_SiteCheckoutSettingsCard_dot_reservedStock": {
     "context": "title",
     "string": "Reserved stock"
@@ -8054,6 +8078,10 @@
     "context": "event",
     "string": "Invoice deleted"
   },
+  "src_dot_webhooks_dot_components_dot_WebhookEvents_dot_1368438665": {
+    "context": "event",
+    "string": "Shipping methods for checkout listed"
+  },
   "src_dot_webhooks_dot_components_dot_WebhookEvents_dot_1436364351": {
     "context": "section header",
     "string": "Events"

schema.graphql

@@ -2427,6 +2427,7 @@ enum GiftCardEventsEnum {
 
 input GiftCardFilterInput {
   isActive: Boolean
+  metadata: [MetadataFilter]
   tag: String
   tags: [String]
   products: [ID]
@@ -3916,7 +3917,7 @@ type Mutation {
   checkoutLineDelete(checkoutId: ID, lineId: ID, token: UUID): CheckoutLineDelete
   checkoutLinesAdd(checkoutId: ID, lines: [CheckoutLineInput]!, token: UUID): CheckoutLinesAdd
   checkoutLinesUpdate(checkoutId: ID, lines: [CheckoutLineInput]!, token: UUID): CheckoutLinesUpdate
-  checkoutRemovePromoCode(checkoutId: ID, promoCode: String!, token: UUID): CheckoutRemovePromoCode
+  checkoutRemovePromoCode(checkoutId: ID, promoCode: String, promoCodeId: ID, token: UUID): CheckoutRemovePromoCode
   checkoutPaymentCreate(checkoutId: ID, input: PaymentInput!, token: UUID): CheckoutPaymentCreate
   checkoutShippingAddressUpdate(checkoutId: ID, shippingAddress: AddressInput!, token: UUID): CheckoutShippingAddressUpdate
   checkoutShippingMethodUpdate(checkoutId: ID, shippingMethodId: ID!, token: UUID): CheckoutShippingMethodUpdate @deprecated(reason: "This field will be removed in Saleor 4.0. Use `checkoutDeliveryMethodUpdate` instead.")
@@ -5548,7 +5549,7 @@ type ProductType implements Node & ObjectWithMetadata {
   kind: ProductTypeKindEnum!
   products(channel: String, before: String, after: String, first: Int, last: Int): ProductCountableConnection @deprecated(reason: "This field will be removed in Saleor 4.0. Use the top-level `products` query with the `productTypes` filter.")
   taxType: TaxType
-  variantAttributes(variantSelection: VariantAttributeScope): [Attribute] @deprecated(reason: "This field will be removed in Saleor 4.0. use `assignedVariantAttributes` instead.")
+  variantAttributes(variantSelection: VariantAttributeScope): [Attribute] @deprecated(reason: "This field will be removed in Saleor 4.0. Use `assignedVariantAttributes` instead.")
   assignedVariantAttributes(variantSelection: VariantAttributeScope): [AssignedVariantAttribute]
   productAttributes: [Attribute]
   availableAttributes(filter: AttributeFilterInput, before: String, after: String, first: Int, last: Int): AttributeCountableConnection
@@ -5655,6 +5656,7 @@ type ProductVariant implements Node & ObjectWithMetadata {
   sku: String
   product: Product!
   trackInventory: Boolean!
+  quantityLimitPerCustomer: Int
   weight: Weight
   privateMetadata: [MetadataItem]!
   metadata: [MetadataItem]!
@@ -5670,7 +5672,7 @@ type ProductVariant implements Node & ObjectWithMetadata {
   translation(languageCode: LanguageCodeEnum!): ProductVariantTranslation
   digitalContent: DigitalContent
   stocks(address: AddressInput, countryCode: CountryCode): [Stock]
-  quantityAvailable(address: AddressInput, countryCode: CountryCode): Int!
+  quantityAvailable(address: AddressInput, countryCode: CountryCode): Int
   preorder: PreorderData
 }
 
@@ -5687,6 +5689,7 @@ input ProductVariantBulkCreateInput {
   trackInventory: Boolean
   weight: WeightScalar
   preorder: PreorderSettingsInput
+  quantityLimitPerCustomer: Int
   stocks: [StockInput!]
   channelListings: [ProductVariantChannelListingAddInput!]
 }
@@ -5742,6 +5745,7 @@ input ProductVariantCreateInput {
   trackInventory: Boolean
   weight: WeightScalar
   preorder: PreorderSettingsInput
+  quantityLimitPerCustomer: Int
   product: ID!
   stocks: [StockInput!]
 }
@@ -5765,6 +5769,7 @@ input ProductVariantInput {
   trackInventory: Boolean
   weight: WeightScalar
   preorder: PreorderSettingsInput
+  quantityLimitPerCustomer: Int
 }
 
 type ProductVariantPreorderDeactivate {
@@ -6139,14 +6144,10 @@ enum ShippingErrorCode {
 
 type ShippingMethod implements Node & ObjectWithMetadata {
   id: ID!
-  name: String!
-  description: JSONString
-  minimumOrderWeight: Weight
-  maximumOrderWeight: Weight
-  maximumDeliveryDays: Int
-  minimumDeliveryDays: Int
   privateMetadata: [MetadataItem]!
   metadata: [MetadataItem]!
+  name: String!
+  description: JSONString
   type: ShippingMethodTypeEnum
   translation(languageCode: LanguageCodeEnum!): ShippingMethodTranslation
   channelListings: [ShippingMethodChannelListing!]
@@ -6155,6 +6156,10 @@ type ShippingMethod implements Node & ObjectWithMetadata {
   minimumOrderPrice: Money
   postalCodeRules: [ShippingMethodPostalCodeRule]
   excludedProducts(before: String, after: String, first: Int, last: Int): ProductCountableConnection
+  minimumOrderWeight: Weight
+  maximumOrderWeight: Weight
+  maximumDeliveryDays: Int
+  minimumDeliveryDays: Int
 }
 
 type ShippingMethodChannelListing implements Node {
@@ -6384,6 +6389,7 @@ type Shop {
   automaticFulfillmentDigitalProducts: Boolean
   reserveStockDurationAnonymousUser: Int
   reserveStockDurationAuthenticatedUser: Int
+  limitQuantityPerCheckout: Int
   defaultDigitalMaxDownloads: Int
   defaultDigitalUrlValidDays: Int
   companyAddress: Address
@@ -6445,6 +6451,7 @@ input ShopSettingsInput {
   customerSetPasswordUrl: String
   reserveStockDurationAnonymousUser: Int
   reserveStockDurationAuthenticatedUser: Int
+  limitQuantityPerCheckout: Int
 }
 
 type ShopSettingsTranslate {
@@ -6577,6 +6584,7 @@ type Stock implements Node {
   quantity: Int!
   id: ID!
   quantityAllocated: Int!
+  quantityReserved: Int!
 }
 
 enum StockAvailability {
@@ -7285,6 +7293,7 @@ enum WebhookEventTypeEnum {
   PAYMENT_PROCESS
   PAYMENT_REFUND
   PAYMENT_VOID
+  SHIPPING_LIST_METHODS_FOR_CHECKOUT
   TRANSLATION_CREATED
   TRANSLATION_UPDATED
 }
@@ -7330,6 +7339,7 @@ enum WebhookSampleEventTypeEnum {
   PAYMENT_PROCESS
   PAYMENT_REFUND
   PAYMENT_VOID
+  SHIPPING_LIST_METHODS_FOR_CHECKOUT
   TRANSLATION_CREATED
   TRANSLATION_UPDATED
 }
@@ -7366,7 +7376,7 @@ enum WeightUnitsEnum {
 
 scalar _Any
 
-union _Entity = App | Address | User | Group | ProductVariant | Product | ProductType | Collection | Category | ProductMedia | ProductImage | PageType
+union _Entity = App | Address | User | Group | ProductVariant | Product | ProductType | Collection | Category | ProductMedia | PageType
 
 type _Service {
   sdl: String

src/fragments/products.ts

@@ -245,6 +245,7 @@ export const productFragmentDetails = gql`
       channelListings {
         ...ChannelListingProductVariantFragment
       }
+      quantityLimitPerCustomer
     }
     productType {
       id
@@ -380,6 +381,7 @@ export const fragmentVariant = gql`
     weight {
       ...WeightFragment
     }
+    quantityLimitPerCustomer
   }
 `;
 

src/fragments/shop.ts

@@ -43,5 +43,6 @@ export const shopFragment = gql`
     name
     reserveStockDurationAnonymousUser
     reserveStockDurationAuthenticatedUser
+    limitQuantityPerCheckout
   }
 `;

src/fragments/types/FulfillmentFragment.ts

@@ -17,7 +17,7 @@ export interface FulfillmentFragment_lines_orderLine_variant_preorder {
 export interface FulfillmentFragment_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: FulfillmentFragment_lines_orderLine_variant_preorder | null;
 }
 

src/fragments/types/OrderDetailsFragment.ts

@@ -214,7 +214,7 @@ export interface OrderDetailsFragment_fulfillments_lines_orderLine_variant_preor
 export interface OrderDetailsFragment_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDetailsFragment_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -316,7 +316,7 @@ export interface OrderDetailsFragment_lines_variant_preorder {
 export interface OrderDetailsFragment_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDetailsFragment_lines_variant_preorder | null;
 }
 

src/fragments/types/OrderLineFragment.ts

@@ -17,7 +17,7 @@ export interface OrderLineFragment_variant_preorder {
 export interface OrderLineFragment_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineFragment_variant_preorder | null;
 }
 

src/fragments/types/Product.ts

@@ -311,6 +311,7 @@ export interface Product_variants {
   trackInventory: boolean;
   preorder: Product_variants_preorder | null;
   channelListings: Product_variants_channelListings[] | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface Product_weight {

src/fragments/types/ProductVariant.ts

@@ -356,4 +356,5 @@ export interface ProductVariant {
   trackInventory: boolean;
   preorder: ProductVariant_preorder | null;
   weight: ProductVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }

src/fragments/types/ShopFragment.ts

@@ -52,4 +52,5 @@ export interface ShopFragment {
   name: string;
   reserveStockDurationAnonymousUser: number | null;
   reserveStockDurationAuthenticatedUser: number | null;
+  limitQuantityPerCheckout: number | null;
 }

src/orders/types/FulfillOrder.ts

@@ -223,7 +223,7 @@ export interface FulfillOrder_orderFulfill_order_fulfillments_lines_orderLine_va
 export interface FulfillOrder_orderFulfill_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: FulfillOrder_orderFulfill_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -325,7 +325,7 @@ export interface FulfillOrder_orderFulfill_order_lines_variant_preorder {
 export interface FulfillOrder_orderFulfill_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: FulfillOrder_orderFulfill_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderCancel.ts

@@ -221,7 +221,7 @@ export interface OrderCancel_orderCancel_order_fulfillments_lines_orderLine_vari
 export interface OrderCancel_orderCancel_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderCancel_orderCancel_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderCancel_orderCancel_order_lines_variant_preorder {
 export interface OrderCancel_orderCancel_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderCancel_orderCancel_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderCapture.ts

@@ -221,7 +221,7 @@ export interface OrderCapture_orderCapture_order_fulfillments_lines_orderLine_va
 export interface OrderCapture_orderCapture_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderCapture_orderCapture_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderCapture_orderCapture_order_lines_variant_preorder {
 export interface OrderCapture_orderCapture_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderCapture_orderCapture_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderConfirm.ts

@@ -221,7 +221,7 @@ export interface OrderConfirm_orderConfirm_order_fulfillments_lines_orderLine_va
 export interface OrderConfirm_orderConfirm_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderConfirm_orderConfirm_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderConfirm_orderConfirm_order_lines_variant_preorder {
 export interface OrderConfirm_orderConfirm_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderConfirm_orderConfirm_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDetails.ts

@@ -214,7 +214,7 @@ export interface OrderDetails_order_fulfillments_lines_orderLine_variant_preorde
 export interface OrderDetails_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDetails_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -316,7 +316,7 @@ export interface OrderDetails_order_lines_variant_preorder {
 export interface OrderDetails_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDetails_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDiscountAdd.ts

@@ -221,7 +221,7 @@ export interface OrderDiscountAdd_orderDiscountAdd_order_fulfillments_lines_orde
 export interface OrderDiscountAdd_orderDiscountAdd_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountAdd_orderDiscountAdd_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDiscountAdd_orderDiscountAdd_order_lines_variant_preorder
 export interface OrderDiscountAdd_orderDiscountAdd_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountAdd_orderDiscountAdd_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDiscountDelete.ts

@@ -221,7 +221,7 @@ export interface OrderDiscountDelete_orderDiscountDelete_order_fulfillments_line
 export interface OrderDiscountDelete_orderDiscountDelete_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountDelete_orderDiscountDelete_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDiscountDelete_orderDiscountDelete_order_lines_variant_pre
 export interface OrderDiscountDelete_orderDiscountDelete_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountDelete_orderDiscountDelete_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDiscountUpdate.ts

@@ -221,7 +221,7 @@ export interface OrderDiscountUpdate_orderDiscountUpdate_order_fulfillments_line
 export interface OrderDiscountUpdate_orderDiscountUpdate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountUpdate_orderDiscountUpdate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDiscountUpdate_orderDiscountUpdate_order_lines_variant_pre
 export interface OrderDiscountUpdate_orderDiscountUpdate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDiscountUpdate_orderDiscountUpdate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDraftCancel.ts

@@ -221,7 +221,7 @@ export interface OrderDraftCancel_draftOrderDelete_order_fulfillments_lines_orde
 export interface OrderDraftCancel_draftOrderDelete_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftCancel_draftOrderDelete_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDraftCancel_draftOrderDelete_order_lines_variant_preorder
 export interface OrderDraftCancel_draftOrderDelete_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftCancel_draftOrderDelete_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDraftFinalize.ts

@@ -221,7 +221,7 @@ export interface OrderDraftFinalize_draftOrderComplete_order_fulfillments_lines_
 export interface OrderDraftFinalize_draftOrderComplete_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftFinalize_draftOrderComplete_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDraftFinalize_draftOrderComplete_order_lines_variant_preor
 export interface OrderDraftFinalize_draftOrderComplete_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftFinalize_draftOrderComplete_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderDraftUpdate.ts

@@ -221,7 +221,7 @@ export interface OrderDraftUpdate_draftOrderUpdate_order_fulfillments_lines_orde
 export interface OrderDraftUpdate_draftOrderUpdate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftUpdate_draftOrderUpdate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderDraftUpdate_draftOrderUpdate_order_lines_variant_preorder
 export interface OrderDraftUpdate_draftOrderUpdate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderDraftUpdate_draftOrderUpdate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderFulfillmentApprove.ts

@@ -221,7 +221,7 @@ export interface OrderFulfillmentApprove_orderFulfillmentApprove_order_fulfillme
 export interface OrderFulfillmentApprove_orderFulfillmentApprove_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentApprove_orderFulfillmentApprove_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderFulfillmentApprove_orderFulfillmentApprove_order_lines_var
 export interface OrderFulfillmentApprove_orderFulfillmentApprove_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentApprove_orderFulfillmentApprove_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderFulfillmentCancel.ts

@@ -221,7 +221,7 @@ export interface OrderFulfillmentCancel_orderFulfillmentCancel_order_fulfillment
 export interface OrderFulfillmentCancel_orderFulfillmentCancel_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentCancel_orderFulfillmentCancel_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderFulfillmentCancel_orderFulfillmentCancel_order_lines_varia
 export interface OrderFulfillmentCancel_orderFulfillmentCancel_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentCancel_orderFulfillmentCancel_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderFulfillmentRefundProducts.ts

@@ -24,7 +24,7 @@ export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_f
 export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_fulfillment_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_fulfillment_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_o
 export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -425,7 +425,7 @@ export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_o
 export interface OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentRefundProducts_orderFulfillmentRefundProducts_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderFulfillmentUpdateTracking.ts

@@ -221,7 +221,7 @@ export interface OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_o
 export interface OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_o
 export interface OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderFulfillmentUpdateTracking_orderFulfillmentUpdateTracking_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderLineDelete.ts

@@ -221,7 +221,7 @@ export interface OrderLineDelete_orderLineDelete_order_fulfillments_lines_orderL
 export interface OrderLineDelete_orderLineDelete_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDelete_orderLineDelete_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderLineDelete_orderLineDelete_order_lines_variant_preorder {
 export interface OrderLineDelete_orderLineDelete_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDelete_orderLineDelete_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderLineDiscountRemove.ts

@@ -221,7 +221,7 @@ export interface OrderLineDiscountRemove_orderLineDiscountRemove_order_fulfillme
 export interface OrderLineDiscountRemove_orderLineDiscountRemove_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDiscountRemove_orderLineDiscountRemove_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderLineDiscountRemove_orderLineDiscountRemove_order_lines_var
 export interface OrderLineDiscountRemove_orderLineDiscountRemove_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDiscountRemove_orderLineDiscountRemove_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderLineDiscountUpdate.ts

@@ -221,7 +221,7 @@ export interface OrderLineDiscountUpdate_orderLineDiscountUpdate_order_fulfillme
 export interface OrderLineDiscountUpdate_orderLineDiscountUpdate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDiscountUpdate_orderLineDiscountUpdate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderLineDiscountUpdate_orderLineDiscountUpdate_order_lines_var
 export interface OrderLineDiscountUpdate_orderLineDiscountUpdate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineDiscountUpdate_orderLineDiscountUpdate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderLineUpdate.ts

@@ -221,7 +221,7 @@ export interface OrderLineUpdate_orderLineUpdate_order_fulfillments_lines_orderL
 export interface OrderLineUpdate_orderLineUpdate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineUpdate_orderLineUpdate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderLineUpdate_orderLineUpdate_order_lines_variant_preorder {
 export interface OrderLineUpdate_orderLineUpdate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLineUpdate_orderLineUpdate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderLinesAdd.ts

@@ -221,7 +221,7 @@ export interface OrderLinesAdd_orderLinesCreate_order_fulfillments_lines_orderLi
 export interface OrderLinesAdd_orderLinesCreate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLinesAdd_orderLinesCreate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderLinesAdd_orderLinesCreate_order_lines_variant_preorder {
 export interface OrderLinesAdd_orderLinesCreate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderLinesAdd_orderLinesCreate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderMarkAsPaid.ts

@@ -221,7 +221,7 @@ export interface OrderMarkAsPaid_orderMarkAsPaid_order_fulfillments_lines_orderL
 export interface OrderMarkAsPaid_orderMarkAsPaid_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderMarkAsPaid_orderMarkAsPaid_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderMarkAsPaid_orderMarkAsPaid_order_lines_variant_preorder {
 export interface OrderMarkAsPaid_orderMarkAsPaid_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderMarkAsPaid_orderMarkAsPaid_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderRefund.ts

@@ -221,7 +221,7 @@ export interface OrderRefund_orderRefund_order_fulfillments_lines_orderLine_vari
 export interface OrderRefund_orderRefund_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderRefund_orderRefund_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderRefund_orderRefund_order_lines_variant_preorder {
 export interface OrderRefund_orderRefund_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderRefund_orderRefund_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderShippingMethodUpdate.ts

@@ -283,7 +283,7 @@ export interface OrderShippingMethodUpdate_orderUpdateShipping_order_fulfillment
 export interface OrderShippingMethodUpdate_orderUpdateShipping_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderShippingMethodUpdate_orderUpdateShipping_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -385,7 +385,7 @@ export interface OrderShippingMethodUpdate_orderUpdateShipping_order_lines_varia
 export interface OrderShippingMethodUpdate_orderUpdateShipping_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderShippingMethodUpdate_orderUpdateShipping_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderUpdate.ts

@@ -221,7 +221,7 @@ export interface OrderUpdate_orderUpdate_order_fulfillments_lines_orderLine_vari
 export interface OrderUpdate_orderUpdate_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderUpdate_orderUpdate_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderUpdate_orderUpdate_order_lines_variant_preorder {
 export interface OrderUpdate_orderUpdate_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderUpdate_orderUpdate_order_lines_variant_preorder | null;
 }
 

src/orders/types/OrderVoid.ts

@@ -221,7 +221,7 @@ export interface OrderVoid_orderVoid_order_fulfillments_lines_orderLine_variant_
 export interface OrderVoid_orderVoid_order_fulfillments_lines_orderLine_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderVoid_orderVoid_order_fulfillments_lines_orderLine_variant_preorder | null;
 }
 
@@ -323,7 +323,7 @@ export interface OrderVoid_orderVoid_order_lines_variant_preorder {
 export interface OrderVoid_orderVoid_order_lines_variant {
   __typename: "ProductVariant";
   id: string;
-  quantityAvailable: number;
+  quantityAvailable: number | null;
   preorder: OrderVoid_orderVoid_order_lines_variant_preorder | null;
 }
 

src/products/components/ProductVariantCheckoutSettings/ProductVariantCheckoutSettings.tsx

@@ -0,0 +1,58 @@
+import { Card, CardContent, TextField } from "@material-ui/core";
+import CardTitle from "@saleor/components/CardTitle";
+import { ProductErrorFragment } from "@saleor/fragments/types/ProductErrorFragment";
+import { FormChange } from "@saleor/hooks/useForm";
+import { getFormErrors } from "@saleor/utils/errors";
+import React from "react";
+import { useIntl } from "react-intl";
+
+import { messages } from "./messages";
+
+interface ProductVariantCheckoutSettingsProps {
+  data: {
+    quantityLimitPerCustomer: number | null;
+  };
+  disabled: boolean;
+  errors: ProductErrorFragment[];
+  onChange: FormChange;
+}
+
+const ProductVariantCheckoutSettings: React.FC<ProductVariantCheckoutSettingsProps> = props => {
+  const { data, disabled, errors, onChange } = props;
+
+  const intl = useIntl();
+
+  const formErrors = getFormErrors(["quantityLimitPerCustomer"], errors);
+
+  return (
+    <Card>
+      <CardTitle title={intl.formatMessage(messages.checkoutLimits)} />
+      <CardContent>
+        <TextField
+          disabled={disabled}
+          error={!!formErrors.quantityLimitPerCustomer}
+          type="number"
+          fullWidth
+          name="quantityLimitPerCustomer"
+          label={intl.formatMessage(messages.checkoutLineLimit)}
+          helperText={intl.formatMessage(messages.checkoutLimitsDescription)}
+          value={
+            !!data.quantityLimitPerCustomer
+              ? String(data.quantityLimitPerCustomer)
+              : ""
+          }
+          onChange={onChange}
+          InputProps={{
+            inputProps: {
+              autoComplete: "none",
+              min: 1
+            }
+          }}
+        />
+      </CardContent>
+    </Card>
+  );
+};
+
+ProductVariantCheckoutSettings.displayName = "ProductVariantCheckoutSettings";
+export default ProductVariantCheckoutSettings;

src/products/components/ProductVariantCheckoutSettings/index.ts

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

src/products/components/ProductVariantCheckoutSettings/messages.ts

@@ -0,0 +1,17 @@
+import { defineMessages } from "react-intl";
+
+export const messages = defineMessages({
+  checkoutLimits: {
+    defaultMessage: "Checkout limits",
+    description: "title"
+  },
+  checkoutLineLimit: {
+    defaultMessage: "Limit quantity per checkout (optional)",
+    description: "input label"
+  },
+  checkoutLimitsDescription: {
+    defaultMessage:
+      "Your customer won't be allowed to buy bigger quantity per checkout than shown here.",
+    description: "input helper text"
+  }
+});

src/products/components/ProductVariantCreatePage/ProductVariantCreatePage.tsx

@@ -27,6 +27,7 @@ import { defineMessages, useIntl } from "react-intl";
 import { ProductVariantCreateData_product } from "../../types/ProductVariantCreateData";
 import ProductShipping from "../ProductShipping/ProductShipping";
 import ProductStocks from "../ProductStocks";
+import ProductVariantCheckoutSettings from "../ProductVariantCheckoutSettings/ProductVariantCheckoutSettings";
 import ProductVariantNavigation from "../ProductVariantNavigation";
 import ProductVariantPrice from "../ProductVariantPrice";
 import ProductVariantCreateForm, {
@@ -216,6 +217,13 @@ const ProductVariantCreatePage: React.FC<ProductVariantCreatePageProps> = ({
                 onAttributeSelectBlur={onAttributeSelectBlur}
               />
               <CardSpacer />
+              <ProductVariantCheckoutSettings
+                data={data}
+                disabled={disabled}
+                errors={errors}
+                onChange={change}
+              />
+              <CardSpacer />
               <ProductShipping
                 data={data}
                 disabled={disabled}

src/products/components/ProductVariantCreatePage/form.tsx

@@ -37,6 +37,7 @@ export interface ProductVariantCreateFormData extends MetadataFormData {
   globalThreshold: string;
   globalSoldUnits: number;
   hasPreorderEndDate: boolean;
+  quantityLimitPerCustomer: number | null;
   preorderEndDateTime?: string;
 }
 export interface ProductVariantCreateData extends ProductVariantCreateFormData {
@@ -99,7 +100,8 @@ const initial: ProductVariantCreateFormData = {
   globalThreshold: null,
   globalSoldUnits: 0,
   hasPreorderEndDate: false,
-  preorderEndDateTime: ""
+  preorderEndDateTime: "",
+  quantityLimitPerCustomer: null
 };
 
 function useProductVariantCreateForm(

src/products/components/ProductVariantPage/ProductVariantPage.tsx

@@ -32,6 +32,7 @@ import { defineMessages, useIntl } from "react-intl";
 import { maybe } from "../../../misc";
 import ProductShipping from "../ProductShipping/ProductShipping";
 import ProductStocks, { ProductStockInput } from "../ProductStocks";
+import ProductVariantCheckoutSettings from "../ProductVariantCheckoutSettings/ProductVariantCheckoutSettings";
 import ProductVariantEndPreorderDialog from "../ProductVariantEndPreorderDialog";
 import ProductVariantMediaSelectDialog from "../ProductVariantImageSelectDialog";
 import ProductVariantMedia from "../ProductVariantMedia";
@@ -312,6 +313,14 @@ const ProductVariantPage: React.FC<ProductVariantPageProps> = ({
                     onChange={handlers.changeChannels}
                   />
                   <CardSpacer />
+                  <ProductVariantCheckoutSettings
+                    data={data}
+                    disabled={loading}
+                    errors={errors}
+                    onChange={change}
+                  />
+                  <CardSpacer />
+
                   <ProductShipping
                     data={data}
                     disabled={loading}

src/products/components/ProductVariantPage/form.tsx

@@ -58,6 +58,7 @@ export interface ProductVariantUpdateFormData extends MetadataFormData {
   isPreorder: boolean;
   globalThreshold: string;
   globalSoldUnits: number;
+  quantityLimitPerCustomer: number | null;
   hasPreorderEndDate: boolean;
   preorderEndDateTime?: string;
 }
@@ -165,7 +166,8 @@ function useProductVariantUpdateForm(
     globalSoldUnits: variant?.preorder?.globalSoldUnits || 0,
     hasPreorderEndDate: !!variant?.preorder?.endDate,
     preorderEndDateTime: variant?.preorder?.endDate,
-    weight: variant?.weight?.value.toString() || ""
+    weight: variant?.weight?.value.toString() || "",
+    quantityLimitPerCustomer: variant?.quantityLimitPerCustomer || null
   };
 
   const form = useForm(initial);

src/products/fixtures.ts

@@ -595,6 +595,7 @@ export const product: (
       __typename: "ProductVariant",
       channelListings: [],
       id: "pv75934",
+      quantityLimitPerCustomer: 30,
       margin: 2,
       media: [
         {
@@ -640,6 +641,7 @@ export const product: (
     },
     {
       __typename: "ProductVariant",
+      quantityLimitPerCustomer: null,
       channelListings: [
         {
           __typename: "ProductVariantChannelListing",
@@ -3005,6 +3007,7 @@ export const variant = (placeholderImage: string): ProductVariant => ({
     }
   ],
   id: "var1",
+  quantityLimitPerCustomer: 300,
   media: [
     {
       __typename: "ProductMedia",

src/products/mutations.ts

@@ -337,6 +337,7 @@ export const variantUpdateMutation = gql`
     $id: ID!
     $attributes: [AttributeValueInput!]
     $sku: String
+    $quantityLimitPerCustomer: Int
     $trackInventory: Boolean!
     $stocks: [StockInput!]!
     $preorder: PreorderSettingsInput
@@ -354,6 +355,7 @@ export const variantUpdateMutation = gql`
         trackInventory: $trackInventory
         preorder: $preorder
         weight: $weight
+        quantityLimitPerCustomer: $quantityLimitPerCustomer
       }
     ) {
       errors {

src/products/types/ProductDetails.ts

@@ -311,6 +311,7 @@ export interface ProductDetails_product_variants {
   trackInventory: boolean;
   preorder: ProductDetails_product_variants_preorder | null;
   channelListings: ProductDetails_product_variants_channelListings[] | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface ProductDetails_product_weight {

src/products/types/ProductUpdate.ts

@@ -318,6 +318,7 @@ export interface ProductUpdate_productUpdate_product_variants {
   trackInventory: boolean;
   preorder: ProductUpdate_productUpdate_product_variants_preorder | null;
   channelListings: ProductUpdate_productUpdate_product_variants_channelListings[] | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface ProductUpdate_productUpdate_product_weight {

src/products/types/ProductVariantDetails.ts

@@ -356,6 +356,7 @@ export interface ProductVariantDetails_productVariant {
   trackInventory: boolean;
   preorder: ProductVariantDetails_productVariant_preorder | null;
   weight: ProductVariantDetails_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface ProductVariantDetails {

src/products/types/SimpleProductUpdate.ts

@@ -318,6 +318,7 @@ export interface SimpleProductUpdate_productUpdate_product_variants {
   trackInventory: boolean;
   preorder: SimpleProductUpdate_productUpdate_product_variants_preorder | null;
   channelListings: SimpleProductUpdate_productUpdate_product_variants_channelListings[] | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface SimpleProductUpdate_productUpdate_product_weight {
@@ -717,6 +718,7 @@ export interface SimpleProductUpdate_productVariantUpdate_productVariant {
   trackInventory: boolean;
   preorder: SimpleProductUpdate_productVariantUpdate_productVariant_preorder | null;
   weight: SimpleProductUpdate_productVariantUpdate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface SimpleProductUpdate_productVariantUpdate {
@@ -1079,6 +1081,7 @@ export interface SimpleProductUpdate_productVariantStocksCreate_productVariant {
   trackInventory: boolean;
   preorder: SimpleProductUpdate_productVariantStocksCreate_productVariant_preorder | null;
   weight: SimpleProductUpdate_productVariantStocksCreate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface SimpleProductUpdate_productVariantStocksCreate {
@@ -1440,6 +1443,7 @@ export interface SimpleProductUpdate_productVariantStocksDelete_productVariant {
   trackInventory: boolean;
   preorder: SimpleProductUpdate_productVariantStocksDelete_productVariant_preorder | null;
   weight: SimpleProductUpdate_productVariantStocksDelete_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface SimpleProductUpdate_productVariantStocksDelete {
@@ -1802,6 +1806,7 @@ export interface SimpleProductUpdate_productVariantStocksUpdate_productVariant {
   trackInventory: boolean;
   preorder: SimpleProductUpdate_productVariantStocksUpdate_productVariant_preorder | null;
   weight: SimpleProductUpdate_productVariantStocksUpdate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface SimpleProductUpdate_productVariantStocksUpdate {

src/products/types/VariantCreate.ts

@@ -363,6 +363,7 @@ export interface VariantCreate_productVariantCreate_productVariant {
   trackInventory: boolean;
   preorder: VariantCreate_productVariantCreate_productVariant_preorder | null;
   weight: VariantCreate_productVariantCreate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface VariantCreate_productVariantCreate {

src/products/types/VariantUpdate.ts

@@ -363,6 +363,7 @@ export interface VariantUpdate_productVariantUpdate_productVariant {
   trackInventory: boolean;
   preorder: VariantUpdate_productVariantUpdate_productVariant_preorder | null;
   weight: VariantUpdate_productVariantUpdate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface VariantUpdate_productVariantUpdate {
@@ -725,6 +726,7 @@ export interface VariantUpdate_productVariantStocksUpdate_productVariant {
   trackInventory: boolean;
   preorder: VariantUpdate_productVariantStocksUpdate_productVariant_preorder | null;
   weight: VariantUpdate_productVariantStocksUpdate_productVariant_weight | null;
+  quantityLimitPerCustomer: number | null;
 }
 
 export interface VariantUpdate_productVariantStocksUpdate {
@@ -811,6 +813,7 @@ export interface VariantUpdateVariables {
   id: string;
   attributes?: AttributeValueInput[] | null;
   sku?: string | null;
+  quantityLimitPerCustomer?: number | null;
   trackInventory: boolean;
   stocks: StockInput[];
   preorder?: PreorderSettingsInput | null;

src/products/views/ProductVariant.tsx

@@ -278,6 +278,7 @@ export const ProductVariant: React.FC<ProductUpdateProps> = ({
         id: variantId,
         removeStocks: data.removeStocks,
         sku: data.sku,
+        quantityLimitPerCustomer: data.quantityLimitPerCustomer || null,
         stocks: data.updateStocks.map(mapFormsetStockToStockInput),
         trackInventory: data.trackInventory,
         preorder: data.isPreorder

src/siteSettings/components/SiteCheckoutSettingsCard/SiteCheckoutSettingsCard.tsx

@@ -27,7 +27,8 @@ const SiteCheckoutSettingsCard: React.FC<SiteCheckoutSettingsCardProps> = ({
   const formErrors = getFormErrors(
     [
       "reserveStockDurationAuthenticatedUser",
-      "reserveStockDurationAnonymousUser"
+      "reserveStockDurationAnonymousUser",
+      "limitQuantityPerCheckout"
     ],
     errors
   );
@@ -84,6 +85,30 @@ const SiteCheckoutSettingsCard: React.FC<SiteCheckoutSettingsCardProps> = ({
           }}
         />
       </CardContent>
+      <CardTitle title={intl.formatMessage(messages.checkoutLimits)} />
+      <CardContent>
+        <TextField
+          disabled={disabled}
+          error={!!formErrors.reserveStockDurationAuthenticatedUser}
+          type="number"
+          fullWidth
+          name="limitQuantityPerCheckout"
+          label={intl.formatMessage(messages.checkoutLineLimit)}
+          helperText={intl.formatMessage(messages.checkoutLimitsDescription)}
+          value={
+            !!data.limitQuantityPerCheckout
+              ? String(data.limitQuantityPerCheckout)
+              : ""
+          }
+          onChange={onChange}
+          InputProps={{
+            inputProps: {
+              autoComplete: "none",
+              min: 0
+            }
+          }}
+        />
+      </CardContent>
     </Card>
   );
 };

src/siteSettings/components/SiteCheckoutSettingsCard/messages.ts

@@ -5,6 +5,10 @@ export const messages = defineMessages({
     defaultMessage: "Reserved stock",
     description: "title"
   },
+  checkoutLimits: {
+    defaultMessage: "Checkout limits",
+    description: "title"
+  },
   reservedStockDescription: {
     defaultMessage:
       "Set up time amount that stock in checkout is reserved for the customer. You can set separate values for authenticated and anonymous customers.",
@@ -18,9 +22,18 @@ export const messages = defineMessages({
     defaultMessage: "Stock reservation for anonymous user (in minutes)",
     description: "input label"
   },
+  checkoutLineLimit: {
+    defaultMessage: "Checkout line limit",
+    description: "input label"
+  },
   stockWillNotBeReserved: {
     defaultMessage:
       "Leaving this setting empty will mean that stock won’t be reserved",
     description: "input helper text"
+  },
+  checkoutLimitsDescription: {
+    defaultMessage:
+      "This number defines quantity of items in checkout line that can be bought. You can override this setting per variant. Leaving this setting empty mean that there is no limits.",
+    description: "input helper text"
   }
 });

src/siteSettings/components/SiteSettingsPage/SiteSettingsPage.tsx

@@ -42,6 +42,7 @@ export interface SiteSettingsPageFormData
   name: string;
   reserveStockDurationAnonymousUser: number;
   reserveStockDurationAuthenticatedUser: number;
+  limitQuantityPerCheckout: number;
 }
 
 export interface SiteSettingsPageProps {
@@ -118,7 +119,8 @@ const SiteSettingsPage: React.FC<SiteSettingsPageProps> = props => {
     name: shop?.name || "",
     reserveStockDurationAnonymousUser: shop?.reserveStockDurationAnonymousUser,
     reserveStockDurationAuthenticatedUser:
-      shop?.reserveStockDurationAuthenticatedUser
+      shop?.reserveStockDurationAuthenticatedUser,
+    limitQuantityPerCheckout: shop?.limitQuantityPerCheckout
   };
 
   return (

src/siteSettings/fixtures.ts

@@ -38,5 +38,6 @@ export const shop: SiteSettings_shop = {
   },
   name: "Saleor e-commerce",
   reserveStockDurationAnonymousUser: 10,
-  reserveStockDurationAuthenticatedUser: 10
+  reserveStockDurationAuthenticatedUser: 10,
+  limitQuantityPerCheckout: 50
 };

src/siteSettings/types/ShopSettingsUpdate.ts

@@ -60,6 +60,7 @@ export interface ShopSettingsUpdate_shopSettingsUpdate_shop {
   name: string;
   reserveStockDurationAnonymousUser: number | null;
   reserveStockDurationAuthenticatedUser: number | null;
+  limitQuantityPerCheckout: number | null;
 }
 
 export interface ShopSettingsUpdate_shopSettingsUpdate {

src/siteSettings/types/SiteSettings.ts

@@ -52,6 +52,7 @@ export interface SiteSettings_shop {
   name: string;
   reserveStockDurationAnonymousUser: number | null;
   reserveStockDurationAuthenticatedUser: number | null;
+  limitQuantityPerCheckout: number | null;
 }
 
 export interface SiteSettings {

src/siteSettings/views/index.tsx

@@ -84,7 +84,9 @@ export const SiteSettings: React.FC<SiteSettingsProps> = () => {
                     reserveStockDurationAnonymousUser:
                       data.reserveStockDurationAnonymousUser || null,
                     reserveStockDurationAuthenticatedUser:
-                      data.reserveStockDurationAuthenticatedUser || null
+                      data.reserveStockDurationAuthenticatedUser || null,
+                    limitQuantityPerCheckout:
+                      data.limitQuantityPerCheckout || null
                   },
                   isCloudInstance: IS_CLOUD_INSTANCE
                 }

src/types/globalTypes.ts

@@ -1859,6 +1859,7 @@ export enum WebhookEventTypeEnum {
   SALE_CREATED = "SALE_CREATED",
   SALE_DELETED = "SALE_DELETED",
   SALE_UPDATED = "SALE_UPDATED",
+  SHIPPING_LIST_METHODS_FOR_CHECKOUT = "SHIPPING_LIST_METHODS_FOR_CHECKOUT",
   TRANSLATION_CREATED = "TRANSLATION_CREATED",
   TRANSLATION_UPDATED = "TRANSLATION_UPDATED",
 }
@@ -2212,6 +2213,7 @@ export interface GiftCardCreateInput {
 
 export interface GiftCardFilterInput {
   isActive?: boolean | null;
+  metadata?: (MetadataFilter | null)[] | null;
   tag?: string | null;
   tags?: (string | null)[] | null;
   products?: (string | null)[] | null;
@@ -2648,6 +2650,7 @@ export interface ProductVariantBulkCreateInput {
   trackInventory?: boolean | null;
   weight?: any | null;
   preorder?: PreorderSettingsInput | null;
+  quantityLimitPerCustomer?: number | null;
   stocks?: StockInput[] | null;
   channelListings?: ProductVariantChannelListingAddInput[] | null;
 }
@@ -2665,6 +2668,7 @@ export interface ProductVariantCreateInput {
   trackInventory?: boolean | null;
   weight?: any | null;
   preorder?: PreorderSettingsInput | null;
+  quantityLimitPerCustomer?: number | null;
   product: string;
   stocks?: StockInput[] | null;
 }
@@ -2675,6 +2679,7 @@ export interface ProductVariantInput {
   trackInventory?: boolean | null;
   weight?: any | null;
   preorder?: PreorderSettingsInput | null;
+  quantityLimitPerCustomer?: number | null;
 }
 
 export interface PublishableChannelListingInput {
@@ -2812,6 +2817,7 @@ export interface ShopSettingsInput {
   customerSetPasswordUrl?: string | null;
   reserveStockDurationAnonymousUser?: number | null;
   reserveStockDurationAuthenticatedUser?: number | null;
+  limitQuantityPerCheckout?: number | null;
 }
 
 export interface SiteDomainInput {

src/webhooks/components/WebhookEvents/WebhookEvents.tsx

@@ -182,6 +182,12 @@ const WebhookEvents: React.FC<WebhookEventsProps> = ({
       defaultMessage: "Product variant out of stock",
       description: "event"
     }),
+    [WebhookEventTypeEnum.SHIPPING_LIST_METHODS_FOR_CHECKOUT]: intl.formatMessage(
+      {
+        defaultMessage: "Shipping methods for checkout listed",
+        description: "event"
+      }
+    ),
     [WebhookEventTypeEnum.FULFILLMENT_CANCELED]: intl.formatMessage({
       defaultMessage: "Fulfillment canceled",
       description: "event"