Swell fixes

packages/swell/src/api/operations/get-product.ts

@@ -20,10 +20,6 @@ export default function getProductOperation({
 
     const product = await config.fetch('products', 'get', [variables.slug])
 
-    if (product && product.variants) {
-      product.variants = product.variants?.results
-    }
-
     return {
       product: product ? normalizeProduct(product) : null,
     }

packages/swell/src/auth/use-login.tsx

@@ -3,7 +3,6 @@ import type { MutationHook } from '@vercel/commerce/utils/types'
 import { CommerceError, ValidationError } from '@vercel/commerce/utils/errors'
 import useCustomer from '../customer/use-customer'
 import {
-  CustomerUserError,
   Mutation,
   MutationCheckoutCreateArgs,
 } from '../../schema'
@@ -13,13 +12,12 @@ import { setCustomerToken } from '../utils'
 
 export default useLogin as UseLogin<typeof handler>
 
-const getErrorMessage = ({ code, message }: CustomerUserError) => {
+const getErrorMessage = ( code?: string | null) => {
   switch (code) {
     case 'UNIDENTIFIED_CUSTOMER':
-      message = 'Cannot find an account that matches the provided credentials'
-      break
+      return 'Cannot find an account that matches the provided credentials'
   }
-  return message
+  return undefined;
 }
 
 export const handler: MutationHook<LoginHook> = {
@@ -35,7 +33,7 @@ export const handler: MutationHook<LoginHook> = {
       })
     }
 
-    const { customerAccessTokenCreate } = await fetch<
+    const response = await fetch<
       Mutation,
       MutationCheckoutCreateArgs
     >({
@@ -43,11 +41,17 @@ export const handler: MutationHook<LoginHook> = {
       variables: [email, password],
     })
 
-    const errors = customerAccessTokenCreate?.customerUserErrors
+    if (!response) {
+      throw new ValidationError({
+        message: getErrorMessage('UNIDENTIFIED_CUSTOMER')!
+      })
+    }
 
+    const { customerAccessTokenCreate } = response;
+    const errors = customerAccessTokenCreate?.customerUserErrors
     if (errors && errors.length) {
       throw new ValidationError({
-        message: getErrorMessage(errors[0]),
+        message: getErrorMessage(errors[0].code) ?? errors[0].message,
       })
     }
     const customerAccessToken = customerAccessTokenCreate?.customerAccessToken

packages/swell/src/cart/use-add-item.tsx

@@ -3,7 +3,6 @@ import { CommerceError } from '@vercel/commerce/utils/errors'
 import useAddItem, { UseAddItem } from '@vercel/commerce/cart/use-add-item'
 import useCart from './use-cart'
 import { checkoutToCart } from './utils'
-import { getCheckoutId } from '../utils'
 import { useCallback } from 'react'
 import { AddItemHook } from '../types/cart'
 
@@ -26,10 +25,8 @@ export const handler: MutationHook<AddItemHook> = {
     const variables: {
       product_id: string | undefined
       variant_id?: string
-      checkoutId?: string
       quantity?: number
     } = {
-      checkoutId: getCheckoutId(),
       product_id: item.productId,
       quantity: item.quantity,
     }

packages/swell/src/product/use-search.tsx

@@ -1,8 +1,10 @@
 import { SWRHook } from '@vercel/commerce/utils/types'
 import useSearch, { UseSearch } from '@vercel/commerce/product/use-search'
 import { normalizeProduct } from '../utils'
+import { getSubCategories } from '../utils/get-sub-categories'
 import { SwellProduct } from '../types'
 import type { SearchProductsHook } from '../types/product'
+import { SwellCategory } from '../types/site'
 
 export default useSearch as UseSearch<typeof handler>
 
@@ -21,16 +23,36 @@ export const handler: SWRHook<SearchProductsHook> = {
   async fetcher({ input, options, fetch }) {
     const sortMap = new Map([
       ['latest-desc', ''],
-      ['price-asc', 'price_asc'],
-      ['price-desc', 'price_desc'],
+      ['price-asc', 'price asc'],
+      ['price-desc', 'price desc'],
       ['trending-desc', 'popularity'],
     ])
-    const { categoryId, search, sort = 'latest-desc' } = input
+    const { brandId, categoryId, search, sort = 'latest-desc' } = input
     const mappedSort = sortMap.get(sort)
-    const { results, count: found } = await fetch({
-      query: 'products',
+
+    let subCategories: SwellCategory[] = [];
+    if (categoryId) {
+      const { results: categories } = await fetch({
+        query: 'categories',
         method: 'list',
-      variables: { category: categoryId, search, sort: mappedSort },
+        variables: {
+          expand: 'children',
+          limit: 100 //maximum allowed
+        }
+      })
+
+      subCategories = getSubCategories(categoryId.toString(), categories)
+    }
+    const { results, count: found } = await fetch({
+      ...options,
+      variables: { 
+        search, 
+        sort: mappedSort,
+        $filters: {
+          brand: brandId,
+          category: subCategories.map((c) => c.id)
+        }
+      }
     })
 
     const products = results.map((product: SwellProduct) =>

packages/swell/src/types.ts

@@ -77,7 +77,7 @@ export interface SwellProduct {
   price: number
   images: any[]
   options: any[]
-  variants: any[]
+  variants: any
 }
 
 export type SwellCustomer = any

packages/swell/src/types/site.ts

@@ -1 +1,8 @@
 export * from '@vercel/commerce/types/site'
+import { Category } from "@vercel/commerce/types/site"
+
+export type SwellCategory = Category & {
+  children?: {
+    results: Category[]
+  }
+}

packages/swell/src/utils/get-sub-categories.ts

@@ -0,0 +1,22 @@
+import { CommerceError } from "@vercel/commerce/utils/errors";
+import { SwellCategory } from "../types/site";
+
+export const getSubCategories = (
+  categoryId: string,
+  categories: SwellCategory[]
+) => {
+  const result: SwellCategory[] = []
+  const queue: string[] = [categoryId]
+  while (queue.length > 0) {
+    const curr = queue.shift()!
+    const category = categories.find((c) => c.id === curr)
+    if (!category) {
+      throw new CommerceError({
+        message: `Category ${category} not found.`
+      })
+    }
+    result.push(category)
+    queue.push(...(category.children?.results.map((c) => c.id) ?? []))
+  }
+  return result
+}

packages/swell/src/utils/normalize.ts

@@ -127,7 +127,7 @@ export function normalizeProduct(swellProduct: SwellProduct): Product {
     ? options.map((o) => normalizeProductOption(o))
     : []
   const productVariants = variants
-    ? normalizeProductVariants(variants, options)
+    ? normalizeProductVariants(variants.results, options)
     : []
 
   const productImages = normalizeProductImages(images)