feat: initial commit

src/components/Login.jsx

@@ -0,0 +1,74 @@
+import { useState } from 'react';
+import { useAuth } from '../context/AuthContext';
+import { useNavigate } from 'react-router-dom';
+
+export default function Login() {
+  const { login } = useAuth();
+  const navigate = useNavigate();
+  const [email, setEmail] = useState('');
+  const [password, setPassword] = useState('');
+  const [error, setError] = useState('');
+  const [loading, setLoading] = useState(false);
+
+  async function handleSubmit(e) {
+    e.preventDefault();
+    setError('');
+
+    if (!email.trim() || !password.trim()) {
+      setError('Bitte E-Mail und Passwort eingeben.');
+      return;
+    }
+
+    setLoading(true);
+    try {
+      await login(email.trim(), password);
+      navigate('/', { replace: true });
+    } catch (err) {
+      if (err.code === 401) {
+        setError('E-Mail oder Passwort falsch.');
+      } else {
+        setError('Verbindungsfehler. Bitte erneut versuchen.');
+      }
+    } finally {
+      setLoading(false);
+    }
+  }
+
+  return (
+    <div className="login-page">
+      <div className="login-card">
+        <div className="login-header">
+          <div className="logo">Defekt<span>Track</span></div>
+          <p className="login-subtitle">Lager &amp; Logistik · Defekte Ware im Griff</p>
+        </div>
+        <form className="login-form" onSubmit={handleSubmit}>
+          <div className="form-group">
+            <label>E-Mail</label>
+            <input
+              type="email"
+              value={email}
+              onChange={(e) => setEmail(e.target.value)}
+              placeholder="name@firma.de"
+              autoComplete="email"
+              autoFocus
+            />
+          </div>
+          <div className="form-group">
+            <label>Passwort</label>
+            <input
+              type="password"
+              value={password}
+              onChange={(e) => setPassword(e.target.value)}
+              placeholder="Passwort eingeben"
+              autoComplete="current-password"
+            />
+          </div>
+          {error && <div className="login-error">{error}</div>}
+          <button type="submit" className="btn-submit" disabled={loading}>
+            {loading ? 'Anmelden...' : 'Anmelden'}
+          </button>
+        </form>
+      </div>
+    </div>
+  );
+}