Update Vendure provider to latest API changes (#352)

Relates to #349

framework/vendure/api/operations/get-all-pages.ts

@@ -0,0 +1,41 @@
+import { VendureConfig } from '../'
+import { OperationContext } from '@commerce/api/operations'
+import { Provider } from '../../../bigcommerce/api'
+
+export type Page = any
+
+export type GetAllPagesResult<
+  T extends { pages: any[] } = { pages: Page[] }
+> = T
+
+export default function getAllPagesOperation({
+  commerce,
+}: OperationContext<Provider>) {
+  async function getAllPages(opts?: {
+    config?: Partial<VendureConfig>
+    preview?: boolean
+  }): Promise<GetAllPagesResult>
+
+  async function getAllPages<T extends { pages: any[] }>(opts: {
+    url: string
+    config?: Partial<VendureConfig>
+    preview?: boolean
+  }): Promise<GetAllPagesResult<T>>
+
+  async function getAllPages({
+    config: cfg,
+    preview,
+  }: {
+    url?: string
+    config?: Partial<VendureConfig>
+    preview?: boolean
+  } = {}): Promise<GetAllPagesResult> {
+    const config = commerce.getConfig(cfg)
+
+    return {
+      pages: [],
+    }
+  }
+
+  return getAllPages
+}