Add ordercloud provider (#500)

* Add ordercloud provider

* Fix provider errors

* Make submit checkout optional

* Make submit checkout optional

* Remove nullables when creating endpoint type

* Update readme

* Log checkout error

* Log error

* Save token to cookie

* Update fetch rest

* Use token at checkout

Co-authored-by: Luis Alvarez <luis@vercel.com>

framework/ordercloud/api/index.ts

@@ -0,0 +1,71 @@
+import type { CommerceAPI, CommerceAPIConfig } from '@commerce/api'
+import { getCommerceApi as commerceApi } from '@commerce/api'
+import { createBuyerFetcher, createMiddlewareFetcher } from './utils/fetch-rest'
+import createGraphqlFetcher from './utils/fetch-graphql'
+
+import getAllPages from './operations/get-all-pages'
+import getPage from './operations/get-page'
+import getSiteInfo from './operations/get-site-info'
+import getAllProductPaths from './operations/get-all-product-paths'
+import getAllProducts from './operations/get-all-products'
+import getProduct from './operations/get-product'
+
+import {
+  API_URL,
+  API_VERSION,
+  CART_COOKIE,
+  CUSTOMER_COOKIE,
+  TOKEN_COOKIE,
+} from '../constants'
+
+export interface OrdercloudConfig extends CommerceAPIConfig {
+  restBuyerFetch: <T>(
+    method: string,
+    resource: string,
+    body?: Record<string, unknown>,
+    fetchOptions?: Record<string, any>
+  ) => Promise<T>
+  restMiddlewareFetch: <T>(
+    method: string,
+    resource: string,
+    body?: Record<string, unknown>,
+    fetchOptions?: Record<string, any>
+  ) => Promise<T>
+  apiVersion: string
+  tokenCookie: string
+}
+
+const config: OrdercloudConfig = {
+  commerceUrl: API_URL,
+  apiToken: '',
+  apiVersion: API_VERSION,
+  cartCookie: CART_COOKIE,
+  customerCookie: CUSTOMER_COOKIE,
+  tokenCookie: TOKEN_COOKIE,
+  cartCookieMaxAge: 2592000,
+  restBuyerFetch: createBuyerFetcher(() => getCommerceApi().getConfig()),
+  restMiddlewareFetch: createMiddlewareFetcher(() =>
+    getCommerceApi().getConfig()
+  ),
+  fetch: createGraphqlFetcher(() => getCommerceApi().getConfig()),
+}
+
+const operations = {
+  getAllPages,
+  getPage,
+  getSiteInfo,
+  getAllProductPaths,
+  getAllProducts,
+  getProduct,
+}
+
+export const provider = { config, operations }
+
+export type Provider = typeof provider
+export type OrdercloudAPI<P extends Provider = Provider> = CommerceAPI<P | any>
+
+export function getCommerceApi<P extends Provider>(
+  customProvider: P = provider as any
+): OrdercloudAPI<P> {
+  return commerceApi(customProvider as any)
+}