Login mit jwt

app/app/globals.css

@@ -7,12 +7,6 @@
   --foreground: #171717;
 }
 
-@media (prefers-color-scheme: dark) {
-  :root {
-    --background: #0a0a0a;
-    --foreground: #ededed;
-  }
-}
 
 body {
   color: var(--foreground);

app/app/page.tsx

@@ -1,4 +1,5 @@
 import Counter from "@/components/Counter";
+import Login from "@/components/Login";
 
 export default function Home() {
   
@@ -6,6 +7,7 @@ export default function Home() {
   return (<div >
 
     <h1 className="text-7xl font-bold underline">My first Next App</h1>
+    <Login />
 
 < Counter />
 

app/app/spiele/[id]/page.tsx

@@ -1,7 +1,7 @@
 import React from 'react'
 import Link from "next/link";
 
-type response = {
+type res = {
   message: string;
   game: spiel;
 }
@@ -20,8 +20,7 @@ async function spiel({params}:{params:{id:number}}) {
 
     const response = await fetch("http://localhost:2006/spiele/"+params.id);
   
-    const data:response[] = await response.json();
-    console.log(data);
+    const data:res = await response.json();
     const game: spiel = data.game;
     return (
         <div>

app/app/spiele/page.tsx

@@ -15,7 +15,7 @@ type spiel = {
 async function spiele() {
 
   const response = await fetch("http://localhost:2006/spiele");
-  const data:response[] = await response.json();
+  const data:response = await response.json();
 
   return (
     <div>

app/components/Login.tsx

@@ -1,24 +1,65 @@
-import React from 'react'
+'use client';
+import { useState } from 'react';
+import axios from 'axios';
+import Cookies from 'js-cookie';
+
+export default function Login() {
+  const [email, setEmail] = useState('');
+  const [password, setPassword] = useState('');
+
+  const handleLogin = async (e: React.FormEvent) => {
+    e.preventDefault();
+    
+    try {
+        const response = await fetch('http://localhost:2006/auth/login', {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+        },
+        body: JSON.stringify({
+          email,
+          password,
+        }),
+      });
+
+      if (response.ok) {
+        const data= await response.json();
+        console.log('Login successful:', data.token);
+        // Speichere das JWT im Cookie
+        Cookies.set('token', data.token);
+        
+    }else{
+        console.error('Login failed:', response.statusText);
+    }
+      // Weiterleitung zur geschützten Route
+    } catch (error) {
+      console.error('Login error:', error);
+      alert(JSON.stringify({
+          email,
+          password,
+        }));
+      alert(error);
+    }
+  };
 
-function Login() {
   return (
     <div>
-        <form>
-            <label>
-                Username
-                <input type="text" name="username" />
-            </label>
-            <label>
-                Password
-                <input type="password" name="password" />
-            </label>
+      <h1>Login</h1>
+      <form onSubmit={handleLogin}>
+        <input 
+          type="email"
+          value={email}
+          onChange={(e) => setEmail(e.target.value)}
+          placeholder="E-Mail"
+        />
+        <input
+          type="password"
+          value={password}
+          onChange={(e) => setPassword(e.target.value)}
+          placeholder="Passwort"
+        />
         <button type="submit">Login</button>
       </form>
-        <script>
-            console.log("Login")
-        </script>
     </div>
-  )
+  );
 }
-
-export default Login

app/middleware.ts

@@ -0,0 +1,19 @@
+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+
+export function middleware(req: NextRequest) {
+  const token = req.cookies.get('token')?.value;
+  const loginUrl = new URL('/login', req.url);
+
+  // Wenn kein Token vorhanden ist, leite zur Login-Seite um
+  if (!token) {
+    return NextResponse.redirect(loginUrl);
+  }
+
+  return NextResponse.next();
+}
+
+// Definiere, für welche Routen das Middleware gelten soll
+export const config = {
+  matcher: ['/protected'],
+};

app/package.json

@@ -9,18 +9,21 @@
     "lint": "next lint"
   },
   "dependencies": {
+    "axios": "^1.7.7",
+    "js-cookie": "^3.0.5",
+    "next": "14.2.13",
     "react": "^18",
-    "react-dom": "^18",
-    "next": "14.2.13"
+    "react-dom": "^18"
   },
   "devDependencies": {
-    "typescript": "^5",
+    "@types/js-cookie": "^3.0.6",
     "@types/node": "^20",
     "@types/react": "^18",
     "@types/react-dom": "^18",
+    "eslint": "^8",
+    "eslint-config-next": "14.2.13",
     "postcss": "^8",
     "tailwindcss": "^3.4.1",
-    "eslint": "^8",
-    "eslint-config-next": "14.2.13"
+    "typescript": "^5"
   }
 }

server/app.js

@@ -5,6 +5,15 @@ const authRoutes = require("./routes/auth");
 const memberRoutes = require("./routes/members");
 const spieleRoutes = require("./routes/spiele");
 const bodyParser = require("body-parser");
+const cors = require("cors");
+
+// CORS für alle Routen aktivieren
+app.use(
+  cors({
+    origin: "http://localhost:3000", // Ersetze dies durch deine Next.js URL
+    credentials: true, // Falls du Cookies oder Auth-Headers verwendest
+  })
+);
 
 // Middleware
 app.use(express.json());

server/controllers/userController.js

@@ -47,6 +47,7 @@ const registerUser = async (req, res) => {
 // Loginfunktion
 const loginUser = async (req, res) => {
   const { email, password } = req.body;
+  console.log(email, password);
   try {
     // Überprüfen, ob der Benutzer existiert
     const user = await pool.query("SELECT * FROM Users WHERE email = $1", [
@@ -84,16 +85,12 @@ const updateUser = async (req, res) => {
       "UPDATE users SET username = $1, password = $2, email = $3, role = $4 WHERE id = $5 RETURNING *",
       [username, password, email, role, id]
     );
-    res
-      .status(200)
-      .json({
+    res.status(200).json({
       message: "Benutzerdaten aktualisiert",
       user: updateUser.rows[0],
     });
   } catch (err) {
-    res
-      .status(500)
-      .json({
+    res.status(500).json({
       message: "Fehler beim Aktualisieren der Benutzerdaten",
       error: err.message,
     });

server/package.json

@@ -11,6 +11,7 @@
   "description": "",
   "dependencies": {
     "bcryptjs": "^2.4.3",
+    "cors": "^2.8.5",
     "dotenv": "^16.4.5",
     "express": "^4.21.0",
     "jsonwebtoken": "^9.0.2",