Middleware para la autenticación

app/Http/Kernel.php

@@ -23,6 +23,11 @@ class Kernel extends HttpKernel
         \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
     ];
 
+    protected $routeMiddleware = [
+        'jwt.auth' => \App\Http\Middleware\JwtMiddleware::class,
+    ];
+    
+
     /**
      * The application's route middleware groups.
      *

app/Http/Middleware/JwtMiddleware.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Firebase\JWT\JWT;
+use Firebase\JWT\Key;
+use Illuminate\Http\Request;
+
+class JwtMiddleware
+{
+    /**
+     * Manejar una solicitud entrante.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle(Request $request, Closure $next)
+    {
+        $token = $request->bearerToken();
+
+        if (!$token) {
+            return response()->json(['message' => 'Token no proporcionado'], 401);
+        }
+
+        try {
+
+            JWT::decode($token, new Key(config('app.jwt_secret'), 'HS256'));
+            return $next($request);
+
+        } catch (\Exception $e) {
+            return response()->json(['message' => 'Token inválido'], 401);
+        }
+    }
+}