Implement Cart API for cart & wishlish

components/product/ProductSidebar/ProductSidebar.tsx

@@ -37,6 +37,7 @@ const ProductSidebar: FC<ProductSidebarProps> = ({ product, className }) => {
       setLoading(false)
     } catch (err) {
       setLoading(false)
+      console.error(err)
     }
   }
 

components/wishlist/WishlistButton/WishlistButton.tsx

@@ -31,8 +31,8 @@ const WishlistButton: FC<Props> = ({
   const itemInWishlist = data?.items?.find(
     // @ts-ignore Wishlist is not always enabled
     (item) =>
-      item.product_id === Number(productId) &&
-      (item.variant_id as any) === Number(variant.id)
+      String(item.product_id) === String(productId) &&
+      String(item.variant_id) === String(variant?.id)
   )
 
   const handleWishlistChange = async (e: any) => {
@@ -41,7 +41,7 @@ const WishlistButton: FC<Props> = ({
     if (loading) return
 
     // A login is required before adding an item to the wishlist
-    if (!customer) {
+    if (!customer && process.env.COMMERCE_PROVIDER !== 'shopify') {
       setModalView('LOGIN_VIEW')
       return openModal()
     }

components/wishlist/WishlistCard/WishlistCard.tsx

@@ -56,6 +56,7 @@ const WishlistCard: FC<Props> = ({ product }) => {
       setLoading(false)
     } catch (err) {
       setLoading(false)
+      console.error(err)
     }
   }
 

framework/bigcommerce/cart/use-add-item.tsx

@@ -29,7 +29,9 @@ export const handler: MutationHook<AddItemHook> = {
 
     return data
   },
-  useHook: ({ fetch }) => () => {
+  useHook:
+    ({ fetch }) =>
+    () => {
       const { mutate } = useCart()
 
       return useCallback(

framework/shopify/api/endpoints/checkout/checkout.ts

@@ -1,35 +1,15 @@
-import {
-  SHOPIFY_CHECKOUT_ID_COOKIE,
-  SHOPIFY_CHECKOUT_URL_COOKIE,
-  SHOPIFY_CUSTOMER_TOKEN_COOKIE,
-} from '../../../const'
-import associateCustomerWithCheckoutMutation from '../../../utils/mutations/associate-customer-with-checkout'
+import { SHOPIFY_CART_URL_COOKIE } from '../../../const'
 import type { CheckoutEndpoint } from '.'
 
 const checkout: CheckoutEndpoint['handlers']['checkout'] = async ({
   req,
   res,
-  config,
 }) => {
   const { cookies } = req
-  const checkoutUrl = cookies[SHOPIFY_CHECKOUT_URL_COOKIE]
-  const customerCookie = cookies[SHOPIFY_CUSTOMER_TOKEN_COOKIE]
+  const cartUrl = cookies[SHOPIFY_CART_URL_COOKIE]
 
-  if (customerCookie) {
-    try {
-      await config.fetch(associateCustomerWithCheckoutMutation, {
-        variables: {
-          cartId: cookies[SHOPIFY_CHECKOUT_ID_COOKIE],
-          customerAccessToken: cookies[SHOPIFY_CUSTOMER_TOKEN_COOKIE],
-        },
-      })
-    } catch (error) {
-      console.error(error)
-    }
-  }
-
-  if (checkoutUrl) {
-    res.redirect(checkoutUrl)
+  if (cartUrl) {
+    res.redirect(cartUrl)
   } else {
     res.redirect('/cart')
   }

framework/shopify/api/index.ts

@@ -8,7 +8,7 @@ import {
   API_URL,
   API_TOKEN,
   SHOPIFY_CUSTOMER_TOKEN_COOKIE,
-  SHOPIFY_CHECKOUT_ID_COOKIE,
+  SHOPIFY_CART_ID_COOKIE,
 } from '../const'
 
 import fetchGraphqlApi from './utils/fetch-graphql-api'
@@ -34,7 +34,7 @@ const config: ShopifyConfig = {
   commerceUrl: API_URL,
   apiToken: API_TOKEN,
   customerCookie: SHOPIFY_CUSTOMER_TOKEN_COOKIE,
-  cartCookie: SHOPIFY_CHECKOUT_ID_COOKIE,
+  cartCookie: SHOPIFY_CART_ID_COOKIE,
   cartCookieMaxAge: ONE_DAY * 30,
   fetch: fetchGraphqlApi,
 }

framework/shopify/cart/use-add-item.tsx

@@ -29,13 +29,19 @@ export const handler: MutationHook<AddItemHook> = {
       })
     }
 
+    const lines = [
+      {
+        merchandiseId: item.variantId,
+        quantity: item.quantity ?? 1,
+      },
+    ]
+
     let cartId = getCartId()
 
     if (!cartId) {
-      const { id } = await cartCreate(fetch)
-      cartId = id
-    }
-
+      const cart = await cartCreate(fetch, lines)
+      return normalizeCart(cart)
+    } else {
       const { cartLinesAdd } = await fetch<
         CartLinesAddMutation,
         CartLinesAddMutationVariables
@@ -43,18 +49,14 @@ export const handler: MutationHook<AddItemHook> = {
         ...options,
         variables: {
           cartId,
-        lineItems: [
-          {
-            variantId: item.variantId,
-            quantity: item.quantity ?? 1,
-          },
-        ],
+          lines,
         },
       })
 
       throwUserErrors(cartLinesAdd?.userErrors)
 
       return normalizeCart(cartLinesAdd?.cart)
+    }
   },
   useHook:
     ({ fetch }) =>

framework/shopify/cart/use-cart.tsx

@@ -4,6 +4,13 @@ import useCommerceCart, { UseCart } from '@commerce/cart/use-cart'
 import { SWRHook } from '@commerce/utils/types'
 import getCartQuery from '../utils/queries/get-cart-query'
 import { GetCartHook } from '../types/cart'
+import {
+  GetCartQuery,
+  GetCartQueryVariables,
+  QueryRoot,
+} from '@framework/schema'
+import { normalizeCart } from '@framework/utils'
+import setCheckoutUrlCookie from '@framework/utils/set-checkout-url-cookie'
 
 export default useCommerceCart as UseCart<typeof handler>
 
@@ -12,7 +19,15 @@ export const handler: SWRHook<GetCartHook> = {
     query: getCartQuery,
   },
   async fetcher({ input: { cartId }, options, fetch }) {
-    return cartId ? await fetch(options) : null
+    if (cartId) {
+      const { cart } = await fetch<QueryRoot, GetCartQueryVariables>({
+        ...options,
+        variables: { cartId },
+      })
+      setCheckoutUrlCookie(cart?.checkoutUrl)
+      return normalizeCart(cart)
+    }
+    return null
   },
   useHook:
     ({ useData }) =>
@@ -25,7 +40,7 @@ export const handler: SWRHook<GetCartHook> = {
           Object.create(response, {
             isEmpty: {
               get() {
-                return (response.data?.lineItems.length ?? 0) <= 0
+                return (response.data?.lineItems?.length ?? 0) <= 0
               },
               enumerable: true,
             },

framework/shopify/cart/use-remove-item.tsx

@@ -40,7 +40,7 @@ export const handler = {
       CartLinesRemoveMutationVariables
     >({
       ...options,
-      variables: { cartId: getCartId(), lineItemIds: [itemId] },
+      variables: { cartId: getCartId(), lineIds: [itemId] },
     })
 
     throwUserErrors(data.cartLinesRemove?.userErrors)

framework/shopify/cart/use-update-item.tsx

@@ -54,7 +54,7 @@ export const handler = {
     >({
       ...options,
       variables: {
-        cartItems: getCartId(),
+        cartId: getCartId(),
         lines: [
           {
             id: itemId,

framework/shopify/commerce.config.json

@@ -1,6 +1,8 @@
 {
   "provider": "shopify",
   "features": {
-    "wishlist": false
+    "wishlist": true,
+    "customerAuth": true,
+    "search": true
   }
 }

framework/shopify/const.ts

@@ -1,7 +1,3 @@
-export const SHOPIFY_CHECKOUT_ID_COOKIE = 'shopify_checkoutId'
-
-export const SHOPIFY_CHECKOUT_URL_COOKIE = 'shopify_checkoutUrl'
-
 export const SHOPIFY_CUSTOMER_TOKEN_COOKIE = 'shopify_customerToken'
 
 export const STORE_DOMAIN = process.env.NEXT_PUBLIC_SHOPIFY_STORE_DOMAIN
@@ -13,3 +9,7 @@ export const API_URL = `https://${STORE_DOMAIN}/api/unstable/graphql.json`
 export const API_TOKEN = process.env.NEXT_PUBLIC_SHOPIFY_STOREFRONT_ACCESS_TOKEN
 
 export const SHOPIFY_CART_ID_COOKIE = 'shopify_cartId'
+
+export const SHOPIFY_CART_URL_COOKIE = 'shopify_cartUrl'
+
+export const SHOPIFY_WHISLIST_ID_COOKIE = 'shopify_wishlistId'

framework/shopify/provider.ts

@@ -5,6 +5,10 @@ import { handler as useAddItem } from './cart/use-add-item'
 import { handler as useUpdateItem } from './cart/use-update-item'
 import { handler as useRemoveItem } from './cart/use-remove-item'
 
+import { handler as useWishlist } from './wishlist/use-wishlist'
+import { handler as useWishlistAddItem } from './wishlist/use-add-item'
+import { handler as useWishlistRemoveItem } from './wishlist/use-remove-item'
+
 import { handler as useCustomer } from './customer/use-customer'
 import { handler as useSearch } from './product/use-search'
 
@@ -19,6 +23,11 @@ export const shopifyProvider = {
   cartCookie: SHOPIFY_CART_ID_COOKIE,
   fetcher,
   cart: { useCart, useAddItem, useUpdateItem, useRemoveItem },
+  wishlist: {
+    useWishlist,
+    useAddItem: useWishlistAddItem,
+    useRemoveItem: useWishlistRemoveItem,
+  },
   customer: { useCustomer },
   products: { useSearch },
   auth: { useLogin, useLogout, useSignup },

framework/shopify/schema.d.ts

@@ -974,7 +974,7 @@ export type CheckoutCreatePayload = {
   checkout?: Maybe<Checkout>
   /** The list of errors that occurred from executing the mutation. */
   checkoutUserErrors: Array<CheckoutUserError>
-  /** The checkout queue token. */
+  /** The checkout queue token. Available only to selected stores. */
   queueToken?: Maybe<Scalars['String']>
   /**
    * The list of errors that occurred from executing the mutation.
@@ -6036,7 +6036,9 @@ export type AssociateCustomerWithCheckoutMutation = {
   >
 }
 
-export type CartCreateMutationVariables = Exact<{ [key: string]: never }>
+export type CartCreateMutationVariables = Exact<{
+  input?: Maybe<CartInput>
+}>
 
 export type CartCreateMutation = { __typename?: 'Mutation' } & {
   cartCreate?: Maybe<
@@ -6217,6 +6219,62 @@ export type CustomerCreateMutation = { __typename?: 'Mutation' } & {
   >
 }
 
+export type WishlistCreateMutationVariables = Exact<{
+  input?: Maybe<CartInput>
+}>
+
+export type WishlistCreateMutation = { __typename?: 'Mutation' } & {
+  cartCreate?: Maybe<
+    { __typename?: 'CartCreatePayload' } & {
+      cart?: Maybe<{ __typename?: 'Cart' } & WishlistDetailsFragment>
+      userErrors: Array<
+        { __typename?: 'CartUserError' } & Pick<
+          CartUserError,
+          'code' | 'field' | 'message'
+        >
+      >
+    }
+  >
+}
+
+export type WishlistLinesAddMutationVariables = Exact<{
+  lines: Array<CartLineInput> | CartLineInput
+  cartId: Scalars['ID']
+}>
+
+export type WishlistLinesAddMutation = { __typename?: 'Mutation' } & {
+  cartLinesAdd?: Maybe<
+    { __typename?: 'CartLinesAddPayload' } & {
+      cart?: Maybe<{ __typename?: 'Cart' } & CartDetailsFragment>
+      userErrors: Array<
+        { __typename?: 'CartUserError' } & Pick<
+          CartUserError,
+          'code' | 'field' | 'message'
+        >
+      >
+    }
+  >
+}
+
+export type WishlistLinesRemoveMutationVariables = Exact<{
+  cartId: Scalars['ID']
+  lineIds: Array<Scalars['ID']> | Scalars['ID']
+}>
+
+export type WishlistLinesRemoveMutation = { __typename?: 'Mutation' } & {
+  cartLinesRemove?: Maybe<
+    { __typename?: 'CartLinesRemovePayload' } & {
+      cart?: Maybe<{ __typename?: 'Cart' } & CartDetailsFragment>
+      userErrors: Array<
+        { __typename?: 'CartUserError' } & Pick<
+          CartUserError,
+          'code' | 'field' | 'message'
+        >
+      >
+    }
+  >
+}
+
 export type GetSiteCollectionsQueryVariables = Exact<{
   first: Scalars['Int']
 }>
@@ -6335,16 +6393,46 @@ export type GetAllProductsQuery = { __typename?: 'QueryRoot' } & {
 
 export type CartDetailsFragment = { __typename?: 'Cart' } & Pick<
   Cart,
-  'id' | 'createdAt' | 'updatedAt'
+  'id' | 'checkoutUrl' | 'createdAt' | 'updatedAt'
 > & {
     lines: { __typename?: 'CartLineConnection' } & {
       edges: Array<
         { __typename?: 'CartLineEdge' } & {
-          node: { __typename?: 'CartLine' } & Pick<CartLine, 'id'> & {
+          node: { __typename?: 'CartLine' } & Pick<
+            CartLine,
+            'id' | 'quantity'
+          > & {
               merchandise: { __typename?: 'ProductVariant' } & Pick<
                 ProductVariant,
-                'id'
+                'id' | 'sku' | 'title'
+              > & {
+                  selectedOptions: Array<
+                    { __typename?: 'SelectedOption' } & Pick<
+                      SelectedOption,
+                      'name' | 'value'
                     >
+                  >
+                  image?: Maybe<
+                    { __typename?: 'Image' } & Pick<
+                      Image,
+                      'originalSrc' | 'altText' | 'width' | 'height'
+                    >
+                  >
+                  priceV2: { __typename?: 'MoneyV2' } & Pick<
+                    MoneyV2,
+                    'amount' | 'currencyCode'
+                  >
+                  compareAtPriceV2?: Maybe<
+                    { __typename?: 'MoneyV2' } & Pick<
+                      MoneyV2,
+                      'amount' | 'currencyCode'
+                    >
+                  >
+                  product: { __typename?: 'Product' } & Pick<
+                    Product,
+                    'title' | 'handle'
+                  >
+                }
             }
         }
       >
@@ -6379,31 +6467,7 @@ export type GetCartQueryVariables = Exact<{
 }>
 
 export type GetCartQuery = { __typename?: 'QueryRoot' } & {
-  node?: Maybe<
-    | { __typename?: 'AppliedGiftCard' }
-    | { __typename?: 'Article' }
-    | { __typename?: 'Blog' }
-    | ({ __typename?: 'Cart' } & CartDetailsFragment)
-    | { __typename?: 'CartLine' }
-    | { __typename?: 'Checkout' }
-    | { __typename?: 'CheckoutLineItem' }
-    | { __typename?: 'Collection' }
-    | { __typename?: 'Comment' }
-    | { __typename?: 'ExternalVideo' }
-    | { __typename?: 'Location' }
-    | { __typename?: 'MailingAddress' }
-    | { __typename?: 'MediaImage' }
-    | { __typename?: 'Metafield' }
-    | { __typename?: 'Model3d' }
-    | { __typename?: 'Order' }
-    | { __typename?: 'Page' }
-    | { __typename?: 'Payment' }
-    | { __typename?: 'Product' }
-    | { __typename?: 'ProductOption' }
-    | { __typename?: 'ProductVariant' }
-    | { __typename?: 'ShopPolicy' }
-    | { __typename?: 'Video' }
-  >
+  cart?: Maybe<{ __typename?: 'Cart' } & CartDetailsFragment>
 }
 
 export type GetProductsFromCollectionQueryVariables = Exact<{
@@ -6596,3 +6660,50 @@ export type GetSiteInfoQueryVariables = Exact<{ [key: string]: never }>
 export type GetSiteInfoQuery = { __typename?: 'QueryRoot' } & {
   shop: { __typename?: 'Shop' } & Pick<Shop, 'name'>
 }
+
+export type WishlistDetailsFragment = { __typename?: 'Cart' } & Pick<
+  Cart,
+  'id' | 'createdAt' | 'updatedAt'
+> & {
+    lines: { __typename?: 'CartLineConnection' } & {
+      edges: Array<
+        { __typename?: 'CartLineEdge' } & {
+          node: { __typename?: 'CartLine' } & Pick<
+            CartLine,
+            'id' | 'quantity'
+          > & {
+              merchandise: { __typename?: 'ProductVariant' } & Pick<
+                ProductVariant,
+                'id' | 'sku' | 'title'
+              > & {
+                  image?: Maybe<
+                    { __typename?: 'Image' } & Pick<
+                      Image,
+                      'originalSrc' | 'altText' | 'width' | 'height'
+                    >
+                  >
+                  product: { __typename?: 'Product' } & Pick<
+                    Product,
+                    'title' | 'handle'
+                  >
+                }
+            }
+        }
+      >
+    }
+    attributes: Array<
+      { __typename?: 'Attribute' } & Pick<Attribute, 'key' | 'value'>
+    >
+    buyerIdentity: { __typename?: 'CartBuyerIdentity' } & Pick<
+      CartBuyerIdentity,
+      'email'
+    > & { customer?: Maybe<{ __typename?: 'Customer' } & Pick<Customer, 'id'>> }
+  }
+
+export type GetWishlistQueryVariables = Exact<{
+  cartId: Scalars['ID']
+}>
+
+export type GetWishlistQuery = { __typename?: 'QueryRoot' } & {
+  cart?: Maybe<{ __typename?: 'Cart' } & WishlistDetailsFragment>
+}

framework/shopify/schema.graphql

@@ -1806,7 +1806,7 @@ type CheckoutCreatePayload {
   checkoutUserErrors: [CheckoutUserError!]!
 
   """
-  The checkout queue token.
+  The checkout queue token. Available only to selected stores.
   """
   queueToken: String
 
@@ -7496,7 +7496,7 @@ type Mutation {
     input: CheckoutCreateInput!
 
     """
-    The checkout queue token.
+    The checkout queue token. Available only to selected stores.
     """
     queueToken: String
   ): CheckoutCreatePayload

framework/shopify/utils/cart-create.ts

@@ -1,42 +1,47 @@
 import Cookies from 'js-cookie'
-
 import { SHOPIFY_CART_ID_COOKIE, SHOPIFY_COOKIE_EXPIRE } from '../const'
-
 import cartCreateMutation from './mutations/cart-create'
 
 import {
   CartCreateMutation,
   CartCreateMutationVariables,
   CartDetailsFragment,
+  CartLineInput,
 } from '../schema'
+
 import { FetcherOptions } from '@commerce/utils/types'
-import { CommerceError } from '@commerce/utils/errors'
+import throwUserErrors from './throw-user-errors'
+import setCheckoutUrlCookie from './set-checkout-url-cookie'
 
 export const cartCreate = async (
-  fetch: <T = any, B = Body>(options: FetcherOptions<B>) => Promise<T>
-): Promise<CartDetailsFragment> => {
+  fetch: <T = any, B = Body>(options: FetcherOptions<B>) => Promise<T>,
+  lines?: Array<CartLineInput> | CartLineInput
+): Promise<CartDetailsFragment | null | undefined> => {
   const { cartCreate } = await fetch<
     CartCreateMutation,
     CartCreateMutationVariables
   >({
     query: cartCreateMutation,
+    variables: {
+      input: {
+        lines,
+      },
+    },
   })
 
   const cart = cartCreate?.cart
 
+  throwUserErrors(cartCreate?.userErrors)
+
   if (cart?.id) {
     const options = {
       expires: SHOPIFY_COOKIE_EXPIRE,
     }
     Cookies.set(SHOPIFY_CART_ID_COOKIE, cart.id, options)
-  } else {
-    throw new CommerceError({
-      errors: cartCreate?.userErrors?.map((e) => ({
-        message: e.message,
-      })) ?? [{ message: 'Could not create cart' }],
-    })
   }
 
+  setCheckoutUrlCookie(cart?.checkoutUrl)
+
   return cart
 }
 

framework/shopify/utils/get-wisthlist-id.ts

@@ -0,0 +1,8 @@
+import Cookies from 'js-cookie'
+import { SHOPIFY_WHISLIST_ID_COOKIE } from '../const'
+
+const getWishlistId = (id?: string) => {
+  return id || Cookies.get(SHOPIFY_WHISLIST_ID_COOKIE)
+}
+
+export default getWishlistId

framework/shopify/utils/handle-fetch-response.ts

@@ -7,6 +7,9 @@ export function getError(errors: any[] | null, status: number) {
 
 export async function getAsyncError(res: Response) {
   const data = await res.json()
+
+  console.log(data)
+
   return getError(data.errors, res.status)
 }
 

framework/shopify/utils/index.ts

@@ -5,9 +5,11 @@ export { default as getBrands } from './get-brands'
 export { default as getCategories } from './get-categories'
 export { default as getCartId } from './get-cart-id'
 export { default as cartCreate } from './cart-create'
+export { default as wishlistCreate } from './wishlist-create'
 export { default as handleLogin, handleAutomaticLogin } from './handle-login'
 export { default as handleAccountActivation } from './handle-account-activation'
 export { default as throwUserErrors } from './throw-user-errors'
+export { default as getWishlistId } from './get-wisthlist-id'
 
 export * from './queries'
 export * from './mutations'

framework/shopify/utils/mutations/cart-create.ts

@@ -1,10 +1,10 @@
-import { cartDetailsFragment } from '../queries/get-cart-query'
+import { wishlistDetailsFragment } from '../queries/get-wishlist-query'
 
 const cartCreateMutation = /* GraphQL */ `
-  mutation cartCreate {
-    cartCreate {
+  mutation cartCreate($input: CartInput = {}) {
+    cartCreate(input: $input) {
       cart {
-        id
+        ...wishlistDetails
       }
       userErrors {
         code
@@ -13,6 +13,6 @@ const cartCreateMutation = /* GraphQL */ `
       }
     }
   }
-  ${cartDetailsFragment}
+  ${wishlistDetailsFragment}
 `
 export default cartCreateMutation

framework/shopify/utils/mutations/cart-line-item-remove.ts

@@ -1,6 +1,6 @@
 import { cartDetailsFragment } from '../queries/get-cart-query'
 
-const cartLinesAddMutation = /* GraphQL */ `
+const cartLinesRemoveMutation = /* GraphQL */ `
   mutation cartLinesRemove($cartId: ID!, $lineIds: [ID!]!) {
     cartLinesRemove(cartId: $cartId, lineIds: $lineIds) {
       cart {
@@ -15,4 +15,4 @@ const cartLinesAddMutation = /* GraphQL */ `
   }
   ${cartDetailsFragment}
 `
-export default cartLinesAddMutation
+export default cartLinesRemoveMutation

framework/shopify/utils/mutations/index.ts

@@ -1,8 +1,11 @@
 export { default as customerCreateMutation } from './customer-create'
 export { default as cartCreateMutation } from './cart-create'
+export { default as wishlistCreateMutation } from './wishlist-create'
 export { default as cartLineItemAddMutation } from './cart-line-item-add'
 export { default as cartLineItemUpdateMutation } from './cart-line-item-update'
 export { default as cartLineItemRemoveMutation } from './cart-line-item-remove'
+export { default as wishlistLineItemAddMutation } from './wishlist-line-item-add'
+export { default as wishlistLineItemRemoveMutation } from './wishlist-line-item-remove'
 export { default as customerAccessTokenCreateMutation } from './customer-access-token-create'
 export { default as customerAccessTokenDeleteMutation } from './customer-access-token-delete'
 export { default as customerActivateMutation } from './customer-activate'

framework/shopify/utils/mutations/wishlist-create.ts

@@ -0,0 +1,18 @@
+import { wishlistDetailsFragment } from '../queries/get-wishlist-query'
+
+const wishlistCreateMutation = /* GraphQL */ `
+  mutation wishlistCreate($input: CartInput = {}) {
+    cartCreate(input: $input) {
+      cart {
+        ...wishlistDetails
+      }
+      userErrors {
+        code
+        field
+        message
+      }
+    }
+  }
+  ${wishlistDetailsFragment}
+`
+export default wishlistCreateMutation

framework/shopify/utils/mutations/wishlist-line-item-add.ts

@@ -0,0 +1,18 @@
+import { wishlistDetailsFragment } from '../queries/get-wishlist-query'
+
+const wishlistLinesAddMutation = /* GraphQL */ `
+  mutation wishlistLinesAdd($lines: [CartLineInput!]!, $cartId: ID!) {
+    cartLinesAdd(lines: $lines, cartId: $cartId) {
+      cart {
+        ...wishlistDetails
+      }
+      userErrors {
+        code
+        field
+        message
+      }
+    }
+  }
+  ${wishlistDetailsFragment}
+`
+export default wishlistLinesAddMutation

framework/shopify/utils/mutations/wishlist-line-item-remove.ts

@@ -0,0 +1,18 @@
+import { wishlistDetailsFragment } from '../queries/get-wishlist-query'
+
+const wishlistLinesRemoveMutation = /* GraphQL */ `
+  mutation wishlistLinesRemove($cartId: ID!, $lineIds: [ID!]!) {
+    cartLinesRemove(cartId: $cartId, lineIds: $lineIds) {
+      cart {
+        ...wishlistDetails
+      }
+      userErrors {
+        code
+        field
+        message
+      }
+    }
+  }
+  ${wishlistDetailsFragment}
+`
+export default wishlistLinesRemoveMutation

framework/shopify/utils/normalize.ts

@@ -15,8 +15,11 @@ import {
   CartDetailsFragment,
   ProductVariantConnection,
 } from '../schema'
+
 import { colorMap } from '@lib/colors'
+
 import { CommerceError } from '@commerce/utils/errors'
+import type { Wishlist } from '@commerce/types/wishlist'
 
 const money = ({ amount, currencyCode }: MoneyV2) => {
   return {
@@ -134,7 +137,6 @@ export function normalizeCart(
   if (!cart) {
     throw new CommerceError({ message: 'Missing cart details' })
   }
-
   return {
     id: cart.id,
     customerId: cart.buyerIdentity?.customer?.id,
@@ -143,11 +145,11 @@ export function normalizeCart(
     currency: {
       code: cart.estimatedCost?.totalAmount?.currencyCode,
     },
-    taxesIncluded: !!cart.estimatedCost?.totalTaxAmount,
+    taxesIncluded: !!cart.estimatedCost?.totalTaxAmount?.amount,
     lineItems: cart.lines?.edges?.map(normalizeLineItem) ?? [],
-    lineItemsSubtotalPrice: +cart.estimatedCost?.totalAmount,
-    subtotalPrice: +cart.estimatedCost?.subtotalAmount,
-    totalPrice: +cart.estimatedCost?.totalAmount,
+    lineItemsSubtotalPrice: +cart.estimatedCost?.subtotalAmount?.amount,
+    subtotalPrice: +cart.estimatedCost?.subtotalAmount?.amount,
+    totalPrice: +cart.estimatedCost?.totalAmount?.amount,
     discounts: [],
   }
 }
@@ -159,27 +161,58 @@ function normalizeLineItem({
 }): LineItem {
   return {
     id,
-    variantId: String(variant?.id),
-    productId: String(variant?.id),
-    name: `${variant?.title}`,
+    variantId: variant?.id,
+    productId: variant?.id,
+    name: variant?.product?.title || variant?.title,
     quantity: quantity ?? 0,
     variant: {
-      id: String(variant?.id),
+      id: variant?.id,
       sku: variant?.sku ?? '',
       name: variant?.title!,
       image: {
         url: variant?.image?.originalSrc || '/product-img-placeholder.svg',
       },
       requiresShipping: variant?.requiresShipping ?? false,
-      price: variant?.priceV2?.amount,
+      price: +variant?.priceV2?.amount,
       listPrice: variant?.compareAtPriceV2?.amount,
     },
-    path: String(variant?.product?.handle),
+    path: variant?.product?.handle,
     discounts: [],
     options: variant?.title == 'Default Title' ? [] : variant?.selectedOptions,
   }
 }
 
+export function normalizeWishlist(
+  cart: CartDetailsFragment | undefined | null
+): Wishlist {
+  if (!cart) {
+    throw new CommerceError({ message: 'Missing cart details' })
+  }
+  return {
+    items:
+      cart.lines?.edges?.map(({ node: { id, merchandise: variant } }: any) => ({
+        id,
+        product_id: variant?.product?.id,
+        variant_id: variant?.id,
+        product: {
+          name: variant?.product?.title,
+          path: '/' + variant?.product?.handle,
+          description: variant?.product?.description,
+          images: [
+            {
+              url:
+                variant?.image?.originalSrc || '/product-img-placeholder.svg',
+            },
+          ],
+          variants: variant?.id ? [{ id: variant?.id }] : [],
+          amount: +variant?.priceV2?.amount,
+          baseAmount: +variant?.compareAtPriceV2?.amount,
+          currencyCode: variant?.priceV2?.currencyCode,
+        },
+      })) ?? [],
+  }
+}
+
 export const normalizePage = (
   { title: name, handle, ...page }: ShopifyPage,
   locale: string = 'en-US'

framework/shopify/utils/queries/get-all-products-query.ts

@@ -16,11 +16,30 @@ export const productConnectionFragment = /* GraphQL */ `
             currencyCode
           }
         }
-        images(first: 1) {
-          pageInfo {
-            hasNextPage
-            hasPreviousPage
+        variants(first: 1) {
+          edges {
+            node {
+              id
+              title
+              sku
+              availableForSale
+              requiresShipping
+              selectedOptions {
+                name
+                value
               }
+              priceV2 {
+                amount
+                currencyCode
+              }
+              compareAtPriceV2 {
+                amount
+                currencyCode
+              }
+            }
+          }
+        }
+        images(first: 1) {
           edges {
             node {
               originalSrc

framework/shopify/utils/queries/get-cart-query.ts

@@ -8,9 +8,35 @@ export const cartDetailsFragment = /* GraphQL */ `
       edges {
         node {
           id
+          quantity
           merchandise {
             ... on ProductVariant {
               id
+              id
+              sku
+              title
+              selectedOptions {
+                name
+                value
+              }
+              image {
+                originalSrc
+                altText
+                width
+                height
+              }
+              priceV2 {
+                amount
+                currencyCode
+              }
+              compareAtPriceV2 {
+                amount
+                currencyCode
+              }
+              product {
+                title
+                handle
+              }
             }
           }
         }
@@ -49,7 +75,7 @@ export const cartDetailsFragment = /* GraphQL */ `
 
 const getCartQuery = /* GraphQL */ `
   query getCart($cartId: ID!) {
-    node(id: $cartId) {
+    cart(id: $cartId) {
       ...cartDetails
     }
   }

framework/shopify/utils/queries/get-wishlist-query.ts

@@ -0,0 +1,57 @@
+export const wishlistDetailsFragment = /* GraphQL */ `
+  fragment wishlistDetails on Cart {
+    id
+    createdAt
+    updatedAt
+    lines(first: 10) {
+      edges {
+        node {
+          id
+          quantity
+          merchandise {
+            ... on ProductVariant {
+              id
+              id
+              sku
+              title
+              image {
+                originalSrc
+                altText
+                width
+                height
+              }
+              priceV2 {
+                amount
+                currencyCode
+              }
+              compareAtPriceV2 {
+                amount
+                currencyCode
+              }
+              product {
+                id
+                title
+                description
+                handle
+              }
+            }
+          }
+        }
+      }
+    }
+    attributes {
+      key
+      value
+    }
+  }
+`
+
+const getWishlistQuery = /* GraphQL */ `
+  query getWishlist($cartId: ID!) {
+    cart(id: $cartId) {
+      ...wishlistDetails
+    }
+  }
+  ${wishlistDetailsFragment}
+`
+export default getWishlistQuery

framework/shopify/utils/queries/index.ts

@@ -5,6 +5,7 @@ export { default as getAllProductsPathtsQuery } from './get-all-products-paths-q
 export { default as getAllProductVendors } from './get-all-product-vendors-query'
 export { default as getCollectionProductsQuery } from './get-collection-products-query'
 export { default as getCartQuery } from './get-cart-query'
+export { default as getWishlistQuery } from './get-wishlist-query'
 export { default as getAllPagesQuery } from './get-all-pages-query'
 export { default as getPageQuery } from './get-page-query'
 export { default as getCustomerQuery } from './get-customer-query'

framework/shopify/utils/set-checkout-url-cookie.ts

@@ -0,0 +1,16 @@
+import Cookies from 'js-cookie'
+
+import { SHOPIFY_CART_URL_COOKIE, SHOPIFY_COOKIE_EXPIRE } from '../const'
+
+export const setCheckoutUrlCookie = (checkoutUrl: string) => {
+  if (checkoutUrl) {
+    const oldCookie = Cookies.get(SHOPIFY_CART_URL_COOKIE)
+    if (oldCookie !== checkoutUrl) {
+      Cookies.set(SHOPIFY_CART_URL_COOKIE, checkoutUrl, {
+        expires: SHOPIFY_COOKIE_EXPIRE,
+      })
+    }
+  }
+}
+
+export default setCheckoutUrlCookie

framework/shopify/utils/wishlist-create.ts

@@ -0,0 +1,45 @@
+import Cookies from 'js-cookie'
+import { SHOPIFY_COOKIE_EXPIRE, SHOPIFY_WHISLIST_ID_COOKIE } from '../const'
+import wishlistCreateMutation from './mutations/wishlist-create'
+import { FetcherOptions } from '@commerce/utils/types'
+
+import {
+  CartCreateMutation,
+  CartCreateMutationVariables,
+  CartDetailsFragment,
+  CartLineInput,
+} from '../schema'
+
+import throwUserErrors from './throw-user-errors'
+
+export const wishlistCreate = async (
+  fetch: <T = any, B = Body>(options: FetcherOptions<B>) => Promise<T>,
+  lines?: Array<CartLineInput> | CartLineInput
+): Promise<CartDetailsFragment | null | undefined> => {
+  const { cartCreate } = await fetch<
+    CartCreateMutation,
+    CartCreateMutationVariables
+  >({
+    query: wishlistCreateMutation,
+    variables: {
+      input: {
+        lines,
+      },
+    },
+  })
+
+  const wishlist = cartCreate?.cart
+
+  throwUserErrors(cartCreate?.userErrors)
+
+  if (wishlist?.id) {
+    const options = {
+      expires: SHOPIFY_COOKIE_EXPIRE,
+    }
+    Cookies.set(SHOPIFY_WHISLIST_ID_COOKIE, wishlist.id, options)
+  }
+
+  return wishlist
+}
+
+export default wishlistCreate

framework/shopify/wishlist/use-add-item.tsx

@@ -1,13 +1,69 @@
 import { useCallback } from 'react'
+import type { MutationHook } from '@commerce/utils/types'
+import useAddItem, { UseAddItem } from '@commerce/wishlist/use-add-item'
 
-export function emptyHook() {
-  const useEmptyHook = async (options = {}) => {
-    return useCallback(async function () {
-      return Promise.resolve()
-    }, [])
+import type { AddItemHook } from '../types/wishlist'
+
+import {
+  getWishlistId,
+  normalizeCart,
+  normalizeWishlist,
+  throwUserErrors,
+  wishlistCreate,
+  wishlistLineItemAddMutation,
+} from '../utils'
+
+import { CartLinesAddMutation, CartLinesAddMutationVariables } from '../schema'
+
+import useWishlist from './use-wishlist'
+export default useAddItem as UseAddItem<typeof handler>
+
+export const handler: MutationHook<AddItemHook> = {
+  fetchOptions: {
+    query: wishlistLineItemAddMutation,
+  },
+  async fetcher({ input, options, fetch }) {
+    const lines = [
+      {
+        merchandiseId: String(input.item.variantId || input.item.productId),
+        quantity: 1,
+      },
+    ]
+
+    let wishlistId = getWishlistId()
+
+    if (!wishlistId) {
+      const cart = await wishlistCreate(fetch, lines)
+      return normalizeCart(cart)
+    } else {
+      const { cartLinesAdd } = await fetch<
+        CartLinesAddMutation,
+        CartLinesAddMutationVariables
+      >({
+        ...options,
+        variables: {
+          cartId: wishlistId,
+          lines,
+        },
+      })
+
+      throwUserErrors(cartLinesAdd?.userErrors)
+
+      return normalizeWishlist(cartLinesAdd?.cart)
     }
+  },
+  useHook:
+    ({ fetch }) =>
+    () => {
+      const { mutate } = useWishlist()
 
-  return useEmptyHook
+      return useCallback(
+        async function addItem(item) {
+          const data = await fetch({ input: { item } })
+          await mutate(data, false)
+          return data
+        },
+        [fetch, mutate]
+      )
+    },
 }
-
-export default emptyHook

framework/shopify/wishlist/use-remove-item.tsx

@@ -1,17 +1,62 @@
 import { useCallback } from 'react'
+import type { HookFetcherContext, MutationHook } from '@commerce/utils/types'
 
-type Options = {
-  includeProducts?: boolean
+import useRemoveItem, {
+  UseRemoveItem,
+} from '@commerce/wishlist/use-remove-item'
+import type { RemoveItemHook } from '../types/wishlist'
+
+export default useRemoveItem as UseRemoveItem<typeof handler>
+
+import {
+  getCartId,
+  getWishlistId,
+  normalizeWishlist,
+  throwUserErrors,
+} from '../utils'
+
+import {
+  CartLinesRemoveMutation,
+  CartLinesRemoveMutationVariables,
+} from '../schema'
+
+import useWishlist from './use-wishlist'
+import wishlistLinesRemoveMutation from '../utils/mutations/wishlist-line-item-remove'
+
+export const handler: MutationHook<RemoveItemHook> = {
+  fetchOptions: {
+    query: wishlistLinesRemoveMutation,
+  },
+  async fetcher({
+    input: { itemId },
+    options,
+    fetch,
+  }: HookFetcherContext<RemoveItemHook>) {
+    const { cartLinesRemove } = await fetch<
+      CartLinesRemoveMutation,
+      CartLinesRemoveMutationVariables
+    >({
+      ...options,
+      variables: { cartId: getWishlistId(), lineIds: [itemId] },
+    })
+
+    throwUserErrors(cartLinesRemove?.userErrors)
+
+    return normalizeWishlist(cartLinesRemove?.cart)
+  },
+
+  useHook:
+    ({ fetch }) =>
+    ({ wishlist } = {}) => {
+      const { revalidate } = useWishlist(wishlist)
+
+      return useCallback(
+        async function removeItem(input) {
+          const data = await fetch({ input: { itemId: String(input.id) } })
+          await revalidate()
+          return data
+        },
+        [fetch, revalidate]
+      )
+    },
 }
-
-export function emptyHook(options?: Options) {
-  const useEmptyHook = async ({ id }: { id: string | number }) => {
-    return useCallback(async function () {
-      return Promise.resolve()
-    }, [])
-  }
-
-  return useEmptyHook
-}
-
-export default emptyHook

framework/shopify/wishlist/use-wishlist.tsx

@@ -1,46 +1,52 @@
-// TODO: replace this hook and other wishlist hooks with a handler, or remove them if
-// Shopify doesn't have a wishlist
+import { useMemo } from 'react'
+import { SWRHook } from '@commerce/utils/types'
+import useWishlist, { UseWishlist } from '@commerce/wishlist/use-wishlist'
+import type { GetWishlistHook } from '../types/wishlist'
+import { getWishlistId, normalizeWishlist, getWishlistQuery } from '../utils'
+import { GetCartQueryVariables, QueryRoot } from '../schema'
 
-import { HookFetcher } from '@commerce/utils/types'
-import { Product } from '../schema'
+export default useWishlist as UseWishlist<typeof handler>
 
-const defaultOpts = {}
+export const handler: SWRHook<GetWishlistHook> = {
+  fetchOptions: {
+    query: getWishlistQuery,
+  },
+  async fetcher({ input: _input, options, fetch }) {
+    const wishListId = getWishlistId()
 
-export type Wishlist = {
-  items: [
-    {
-      product_id: number
-      variant_id: number
-      id: number
-      product: Product
+    if (wishListId) {
+      const { cart } = await fetch<QueryRoot, GetCartQueryVariables>({
+        ...options,
+        variables: { cartId: wishListId },
+      })
+
+      return normalizeWishlist(cart)
     }
-  ]
-}
 
-export interface UseWishlistOptions {
-  includeProducts?: boolean
-}
-
-export interface UseWishlistInput extends UseWishlistOptions {
-  customerId?: number
-}
-
-export const fetcher: HookFetcher<Wishlist | null, UseWishlistInput> = () => {
     return null
+  },
+  useHook:
+    ({ useData }) =>
+    (input) => {
+      const response = useData({
+        input: [],
+        swrOptions: {
+          revalidateOnFocus: false,
+          ...input?.swrOptions,
+        },
+      })
+
+      return useMemo(
+        () =>
+          Object.create(response, {
+            isEmpty: {
+              get() {
+                return (response.data?.items?.length || 0) <= 0
+              },
+              enumerable: true,
+            },
+          }),
+        [response]
+      )
+    },
 }
-
-export function extendHook(
-  customFetcher: typeof fetcher,
-  // swrOptions?: SwrOptions<Wishlist | null, UseWishlistInput>
-  swrOptions?: any
-) {
-  const useWishlist = ({ includeProducts }: UseWishlistOptions = {}) => {
-    return { data: null }
-  }
-
-  useWishlist.extend = extendHook
-
-  return useWishlist
-}
-
-export default extendHook(fetcher)