Fix cors

Author: 1ilit

.env.sample

@@ -2,4 +2,5 @@ CLIENT_URLS=http://localhost:5173,http://localhost:5174
 MAIL_PASSWORD=my-app-password
 MAIL_USERNAME=[email protected]
 MAIL_SERVICE=gmail
-PORT=5000
+PORT=5000
+NODE_END=dev

.gitignore

@@ -10,6 +10,7 @@
 
 # production
 /build
+/dist
 
 # misc
 .DS_Store

src/app.ts

@@ -8,13 +8,15 @@ const app = express();
 app.use(express.json());
 app.use(
   cors({
-    origin: function (origin, callback) {
-      if (origin && config.server.allowedOrigins.indexOf(origin) !== -1) {
-        callback(null, true);
-      } else {
-        callback(new Error('Not allowed by CORS'));
-      }
-    },
+    origin: config.dev
+      ? '*'
+      : (origin, callback) => {
+          if (origin && config.server.allowedOrigins.indexOf(origin) !== -1) {
+            callback(null, true);
+          } else {
+            callback(null, false);
+          }
+        },
   }),
 );
 

src/config/index.ts

@@ -3,6 +3,7 @@ import { config as dotenvConfig } from 'dotenv';
 dotenvConfig();
 
 export const config = {
+  dev: process.env.NODE_ENV === 'dev',
   server: {
     port: process.env.PORT || 5000,
     allowedOrigins: process.env.CLIENT_URLS ? process.env.CLIENT_URLS.split(',') : [],