Replace use-cart with the new hook

framework/bigcommerce/cart/use-cart.tsx

@@ -1,52 +1,4 @@
-import type { HookFetcher } from '@commerce/utils/types'
-import type { SwrOptions } from '@commerce/utils/use-data'
-import useResponse from '@commerce/utils/use-response'
-import useCommerceCart, { CartInput } from '@commerce/cart/use-cart'
-import { normalizeCart } from '../lib/normalize'
-import type { Cart, BigcommerceCart } from '../types'
+import useCommerceCart, { UseCart } from '@commerce/cart/use-cart'
+import { BigcommerceProvider } from '..'
 
-const defaultOpts = {
-  url: '/api/bigcommerce/cart',
-  method: 'GET',
-}
-
-export const fetcher: HookFetcher<Cart | null, CartInput> = async (
-  options,
-  { cartId },
-  fetch
-) => {
-  const data = cartId
-    ? await fetch<BigcommerceCart>({ ...defaultOpts, ...options })
-    : null
-  return data && normalizeCart(data)
-}
-
-export function extendHook(
-  customFetcher: typeof fetcher,
-  swrOptions?: SwrOptions<Cart | null, CartInput>
-) {
-  const useCart = () => {
-    const response = useCommerceCart(defaultOpts, [], customFetcher, {
-      revalidateOnFocus: false,
-      ...swrOptions,
-    })
-    const res = useResponse(response, {
-      descriptors: {
-        isEmpty: {
-          get() {
-            return (response.data?.lineItems.length ?? 0) <= 0
-          },
-          enumerable: true,
-        },
-      },
-    })
-
-    return res
-  }
-
-  useCart.extend = extendHook
-
-  return useCart
-}
-
-export default extendHook(fetcher)
+export default useCommerceCart as UseCart<BigcommerceProvider>