subtree(users/wpcarro): docking briefcase at '24f5a642'

git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789

users/wpcarro/website/sandbox/contentful/src/contentful.ts

@@ -0,0 +1,27 @@
+import { createClient } from "contentful";
+import type { ContentfulClientApi } from "contentful";
+
+const space = process.env.CONTENTFUL_SPACE_ID;
+const accessToken = process.env.CONTENTFUL_ACCESS_TOKEN;
+
+let client: ContentfulClientApi;
+
+// Idempotent way to get a reference to the Contentful client.
+export const getClient = (): ContentfulClientApi => {
+  if (typeof client !== "undefined") {
+    return client;
+  } else {
+    if (typeof space === "string" && typeof accessToken === "string") {
+      let client = createClient({
+        space,
+        accessToken,
+      });
+
+      return client;
+    } else {
+      throw new Error(
+        "Please set CONTENTFUL_SPACE_ID and CONTENTFUL_ACCESS_TOKEN"
+      );
+    }
+  }
+};