feat: add cors support

video-trading · Aug 25, 2022 · 675a5a8 · 675a5a8
1 parent 3936771
commit 675a5a8
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/functions/codeblock/src/index.ts b/functions/codeblock/src/index.ts
@@ -67,13 +67,26 @@ export function handler({
 
 export default {
   async fetch(request: Request): Promise<Response> {
+    if (request.method === "OPTIONS") {
+      return new Response("", {
+        headers: {
+          "Access-Control-Allow-Origin": "*",
+          "Access-Control-Allow-Methods": "POST",
+          "Access-Control-Allow-Headers": "Content-Type",
+        },
+      });
+    }
+
     const message = await request.json<Message>();
     const response = handler(message);
 
     return new Response(response.body, {
       status: response.statusCode,
       headers: {
         "Content-Type": "application/json",
+        "Access-Control-Allow-Origin": "*",
+        "Access-Control-Allow-Methods": "POST",
+        "Access-Control-Allow-Headers": "Content-Type",
       },
     });
   },