Initial commit - WASL Digital Wallet

Backend/app/Http/Middleware/JwtAuthenticate.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use App\Services\JwtService;
+use App\Models\User;
+use Illuminate\Support\Facades\Auth;
+use Symfony\Component\HttpFoundation\Response;
+
+class JwtAuthenticate
+{
+    protected JwtService $jwtService;
+
+    public function __construct(JwtService $jwtService)
+    {
+        $this->jwtService = $jwtService;
+    }
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response)  $next
+     * @return mixed
+     */
+    public function handle(Request $request, Closure $next)
+    {
+        $authorization = $request->header('Authorization');
+
+        if (!$authorization || !str_starts_with($authorization, 'Bearer ')) {
+            return response()->json([
+                'error' => 'Unauthorized',
+                'message' => 'Authorization token is missing or malformed.',
+            ], Response::HTTP_UNAUTHORIZED);
+        }
+
+        $token = substr($authorization, 7);
+        $payload = $this->jwtService->validateToken($token);
+
+        if (!$payload) {
+            return response()->json([
+                'error' => 'Unauthorized',
+                'message' => 'Authorization token is invalid or expired.',
+            ], Response::HTTP_UNAUTHORIZED);
+        }
+
+        $user = User::where('uuid', $payload['sub'])->first();
+
+        if (!$user) {
+            return response()->json([
+                'error' => 'Unauthorized',
+                'message' => 'User associated with this token does not exist.',
+            ], Response::HTTP_UNAUTHORIZED);
+        }
+
+        if ($user->status === \App\Enums\UserStatus::BANNED || $user->status === \App\Enums\UserStatus::SUSPENDED) {
+            return response()->json([
+                'error' => 'Forbidden',
+                'message' => 'Your account has been ' . $user->status->value . '.',
+            ], Response::HTTP_FORBIDDEN);
+        }
+
+        // Set authenticated user
+        Auth::setUser($user);
+
+        return $next($request);
+    }
+}