Refactor code

backend/app/src/Controllers/ProxyController.php

@@ -12,12 +12,15 @@ use App\lib\PCaptcha;
 
 class ProxyController
 {
+    /**
+     * Handles forwarding requests to the appropriate container.
+     */
     public function forward(Request $request, Response $response): Response
     {
-        $mainDomain = 'lxdapp.local';
+        $mainDomain = $_ENV['MAIN_DOMAIN'] ?? 'lxdapp.local';
 
         $origin = $request->getHeaderLine('Origin');
-        $domain = parse_url($origin, PHP_URL_HOST); // e.g. customer1.lxdapp.local
+        $domain = parse_url($origin, PHP_URL_HOST); // e.g. mitul.lxdapp.local
         $params = (array)$request->getParsedBody();
 
         $configPath = __DIR__ . '/../../config.json';
@@ -95,6 +98,9 @@ class ProxyController
         return $this->proxyToContainer($request, $response, $ip, $name);
     }
 
+    /**
+     * Maps a domain to a container name.
+     */
     private function mapDomainToContainer(string $domain): ?string
     {
         $configPath = __DIR__ . '/../../config.json';
@@ -108,7 +114,9 @@ class ProxyController
         return $config[$domain] ?? null;
     }
 
-
+    /**
+     * Sends a JSON response.
+     */
     protected function json($response, array $data, int $status = 200)
     {
         $payload = json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
@@ -121,6 +129,9 @@ class ProxyController
             ->withStatus($status);
     }
 
+    /**
+     * Generates a sanitized container name based on a subdomain.
+     */
     public function generateContainerName(string $subdomain): string
     {
         // Convert to lowercase, remove unsafe characters
@@ -130,6 +141,9 @@ class ProxyController
         return "container-{$sanitized}";
     }
 
+    /**
+     * Proxies the request to the container.
+     */
     private function proxyToContainer(Request $request, Response $response, string $ip, string $name): Response
     {
         $target = $ip ? "http://$ip:80" : "http://127.0.0.1:3000";
@@ -153,6 +167,9 @@ class ProxyController
 
     }
 
+    /**
+     * Logs the last access to a container.
+     */
     protected function writeLastAccessLog(string $name, string $uri): void {
         // Dynamically resolve the log directory relative to the current file
         $logDir = realpath(__DIR__ . '/../../public/last-access-logs');