PR-824002: Using proxy instead of a redirect.

src/app.ts

@@ -1,17 +1,61 @@
 import express from 'express';
 import dotenv from 'dotenv';
-import { setRoutes } from './routes/index';
+import { createProxyMiddleware } from 'http-proxy-middleware';
+import type { Request, Response } from 'express';
+import { NextFunction } from 'http-proxy-middleware/dist/types';
+import { ClientRequest } from 'http';
 
 dotenv.config();
 
 const app = express();
 const PORT = process.env.PORT || 3000;
+const cdnUrl = process.env.CDN_URL;
 
+// Configuración del middleware de proxy
+const proxyOptions = {
+  target: cdnUrl, // URL del CDN
+  changeOrigin: true, // Cambiar el origen para evitar problemas de CORS,
+  pathRewrite: (path: string) => path.replace("/", ""),
+  onProxyReq: (proxyReq: ClientRequest, req: Request, res: Response) => {
+    console.log(`Proxying request: ${req.url}`);
+  },
+  onError: (err: any, req: Request, res: Response) => {
+    console.error('Proxy error:', err);
+    if (!cdnUrl) {
+      res.status(500).send('CDN URL not configured');
+      throw new Error('CDN URL not configured');
+    }
+  },
+};
+
+// Crear el middleware proxy
+const proxyMiddleware = createProxyMiddleware(proxyOptions);
+
+// Middlewares para manejar JSON y formularios
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
 
-setRoutes(app);
+// Middleware para validar si cdnUrl está configurado
+const validateCdnUrl = (req: Request, res: Response, next: NextFunction) => {
+  if (!cdnUrl) {
+    res.status(500).send('CDN URL not configured');
+    throw new Error('CDN URL not configured');
+  }
+  next();
+};
 
-app.listen(PORT, () => {
+// Usar el middleware de validación antes del proxy
+app.use(validateCdnUrl);
+// Configurar el middleware proxy
+app.use('/', proxyMiddleware);
+
+// DO NOT DO app.listen() unless we're testing this directly
+if (require.main === module) {
+// Iniciar el servidor
+  app.listen(PORT, () => {
     console.log(`Servidor corriendo en http://localhost:${PORT}`);
-});
+  });
+};
+
+// Instead do export the app:
+export default app;

src/controllers/index.ts

@@ -1,14 +0,0 @@
-import { Request, Response } from 'express';
-
-export const getIndex = async (req: Request, res: Response): Promise<void> => {
-  try {
-    const cdnUrl = process.env.CDN_URL;
-    if (!cdnUrl) {
-      res.status(500).send('CDN URL not configured');
-      return;
-    }
-    res.redirect(cdnUrl);
-  } catch (error) {
-    res.status(500).send('Internal Server Error');
-  }
-};

src/routes/index.ts

@@ -1,8 +0,0 @@
-import { Application, Request, Response } from 'express';
-import { getIndex } from '../controllers/index';
-
-export function setRoutes(app: Application) {
-    app.get('/', (req: Request, res: Response) => {
-        getIndex(req, res);
-    });
-}