Add sorting to the API for search

lib/bigcommerce/api/catalog/handlers/get-products.ts

@@ -1,21 +1,39 @@
 import getAllProducts from '../../operations/get-all-products'
 import type { ProductsHandlers } from '../products'
 
+const SORT: { [key: string]: string | undefined } = {
+  latest: 'date_modified',
+  trending: 'total_sold',
+  price: 'price',
+}
+
 // Return current cart info
 const getProducts: ProductsHandlers['getProducts'] = async ({
   res,
-  body: { search, category, brand },
+  body: { search, category, brand, sort },
   config,
 }) => {
   // Use a dummy base as we only care about the relative path
   const url = new URL('/v3/catalog/products', 'http://a')
 
   if (search) url.searchParams.set('keyword', search)
+
   if (category && Number.isInteger(Number(category)))
     url.searchParams.set('categories:in', category)
+
   if (brand && Number.isInteger(Number(brand)))
     url.searchParams.set('brand_id', brand)
 
+  if (sort) {
+    const [_sort, direction] = sort.split('-')
+    const sortValue = SORT[_sort]
+
+    if (sortValue && direction) {
+      url.searchParams.set('sort', sortValue)
+      url.searchParams.set('direction', direction)
+    }
+  }
+
   // We only want the id of each product
   url.searchParams.set('include_fields', 'id')
 

lib/bigcommerce/api/catalog/products.ts

@@ -15,7 +15,7 @@ export type SearchProductsData = {
 export type ProductsHandlers = {
   getProducts: BigcommerceHandler<
     SearchProductsData,
-    { search?: 'string'; category?: string; brand?: string }
+    { search?: 'string'; category?: string; brand?: string; sort?: string }
   >
 }