Replace checkout reference with cart

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

@@ -9,6 +9,7 @@ import {
   normalizeCart,
   throwUserErrors,
   cartLineItemAddMutation,
+  cartCreate,
 } from '../utils'
 import { CartLinesAddMutation, CartLinesAddMutationVariables } from '../schema'
 
@@ -28,13 +29,20 @@ export const handler: MutationHook<AddItemHook> = {
       })
     }
 
+    let cartId = getCartId()
+
+    if (!cartId) {
+      const { id } = await cartCreate(fetch)
+      cartId = id
+    }
+
     const { cartLinesAdd } = await fetch<
       CartLinesAddMutation,
       CartLinesAddMutationVariables
     >({
       ...options,
       variables: {
-        checkoutId: getCartId(),
+        cartId,
         lineItems: [
           {
             variantId: item.variantId,
@@ -46,10 +54,6 @@ export const handler: MutationHook<AddItemHook> = {
 
     throwUserErrors(cartLinesAdd?.userErrors)
 
-    if (!cartLinesAdd?.cart) {
-      throw new CommerceError({ message: 'Missing cart from response' })
-    }
-
     return normalizeCart(cartLinesAdd?.cart)
   },
   useHook:

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

@@ -54,8 +54,8 @@ export const handler = {
     >({
       ...options,
       variables: {
-        checkoutId: getCartId(),
-        lineItems: [
+        cartItems: getCartId(),
+        lines: [
           {
             id: itemId,
             quantity: item.quantity,

framework/shopify/fetcher.ts

@@ -9,6 +9,7 @@ const fetcher: Fetcher = async ({
   query,
 }) => {
   const { locale, ...vars } = variables ?? {}
+
   return handleFetchResponse(
     await fetch(url, {
       method,

framework/shopify/utils/cart-create.ts

@@ -10,11 +10,11 @@ import {
   CartDetailsFragment,
 } from '../schema'
 import { FetcherOptions } from '@commerce/utils/types'
-import { FetcherError } from '@commerce/utils/errors'
+import { CommerceError } from '@commerce/utils/errors'
 
 export const cartCreate = async (
   fetch: <T = any, B = Body>(options: FetcherOptions<B>) => Promise<T>
-): Promise<{ node: CartDetailsFragment }> => {
+): Promise<CartDetailsFragment> => {
   const { cartCreate } = await fetch<
     CartCreateMutation,
     CartCreateMutationVariables
@@ -24,23 +24,20 @@ export const cartCreate = async (
 
   const cart = cartCreate?.cart
 
-  if (!cart) {
-    throw new FetcherError({
-      status: 500,
+  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' }],
     })
   }
 
-  if (cart?.id) {
-    const options = {
-      expires: SHOPIFY_COOKIE_EXPIRE,
-    }
-    Cookies.set(SHOPIFY_CART_ID_COOKIE, cart.id, options)
-  }
-
-  return { node: cart }
+  return cart
 }
 
 export default cartCreate

framework/shopify/utils/checkout-create.ts

@@ -1,33 +0,0 @@
-import Cookies from 'js-cookie'
-
-import {
-  SHOPIFY_CHECKOUT_ID_COOKIE,
-  SHOPIFY_CHECKOUT_URL_COOKIE,
-  SHOPIFY_COOKIE_EXPIRE,
-} from '../const'
-
-import checkoutCreateMutation from './mutations/checkout-create'
-import { CheckoutCreatePayload } from '../schema'
-
-export const checkoutCreate = async (
-  fetch: any
-): Promise<CheckoutCreatePayload> => {
-  const data = await fetch({
-    query: checkoutCreateMutation,
-  })
-
-  const checkout = data.checkoutCreate?.checkout
-  const checkoutId = checkout?.id
-
-  if (checkoutId) {
-    const options = {
-      expires: SHOPIFY_COOKIE_EXPIRE,
-    }
-    Cookies.set(SHOPIFY_CHECKOUT_ID_COOKIE, checkoutId, options)
-    Cookies.set(SHOPIFY_CHECKOUT_URL_COOKIE, checkout.webUrl, options)
-  }
-
-  return checkout
-}
-
-export default checkoutCreate

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

@@ -2,7 +2,7 @@ import Cookies from 'js-cookie'
 import { SHOPIFY_CART_ID_COOKIE } from '../const'
 
 const getCartId = (id?: string) => {
-  return id ?? Cookies.get(SHOPIFY_CART_ID_COOKIE)
+  return id || Cookies.get(SHOPIFY_CART_ID_COOKIE)
 }
 
 export default getCartId

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

@@ -4,7 +4,7 @@ const cartCreateMutation = /* GraphQL */ `
   mutation cartCreate {
     cartCreate {
       cart {
-        ...cartDetails
+        id
       }
       userErrors {
         code