fix: CORS headers for public api

Author: abose

src/api/countDownload.js

@@ -1,6 +1,7 @@
 // Refer https://json-schema.org/understanding-json-schema/index.html
 import {EXTENSIONS_DETAILS_TABLE, FIELD_EXTENSION_ID} from "../constants.js";
 import db from "../db.js";
+import {HTTP_STATUS_CODES} from "@aicore/libcommonutils";
 
 const schema = {
     schema: {
@@ -70,14 +71,18 @@ function _isPublishedVersion(registryPKGJSON, version) {
     return versions.includes(version);
 }
 
-export async function countDownload(request, _reply) {
+export async function countDownload(request, reply) {
     const extensionName = request.query.extensionName; // extension.name
     const extensionVersion = request.query.extensionVersion; // 1.0.2
+    reply.header("Access-Control-Allow-Origin", "*");
+    reply.header("Access-Control-Allow-Methods", "GET");
     let registryEntry = await _getRegistryPkgJSON(extensionName);
     if(!registryEntry) {
+        reply.status(HTTP_STATUS_CODES.BAD_REQUEST);
         throw new Error("No such extension");
     }
     if(!_isPublishedVersion(registryEntry.registryPKGJSON, extensionVersion)) {
+        reply.status(HTTP_STATUS_CODES.BAD_REQUEST);
         throw new Error("No such extension version");
     }
     let status = await db.mathAdd(EXTENSIONS_DETAILS_TABLE, registryEntry.existingRegistryDocumentId, {

test/unit/data/simple-request.js

@@ -74,6 +74,10 @@ export function getSimpleGetReply() {
     reply.status = function (code) {
         reply.statusCode = code;
     }
+    reply.header = function (key, val) {
+        reply.headers = reply.headers || {};
+        reply.headers[key] = val;
+    }
     return reply;
 }