1022 lines
42 KiB
HTML

{% extends "base.html" %}
{% block title %}Anmelden - Mercedes-Benz MYP Platform{% endblock %}
{% block extra_css %}
<style>
/* Mercedes-Benz Corporate Design */
.text-mercedes-black { color: #000000; }
.text-mercedes-gray { color: #6b7280; }
.text-mercedes-silver { color: #9ca3af; }
.text-mercedes-blue { color: #0073ce; }
.text-mercedes-green { color: #008c32; }
.text-mercedes-red { color: #dc2626; }
.bg-mercedes-black { background-color: #000000; }
.bg-mercedes-silver { background-color: #e5e7eb; }
.bg-mercedes-blue { background-color: #0073ce; }
.bg-mercedes-green { background-color: #008c32; }
.border-mercedes-silver { border-color: #d1d5db; }
.border-mercedes-blue { border-color: #0073ce; }
.hover\:border-mercedes-blue:hover { border-color: #0073ce; }
.focus\:ring-mercedes-blue:focus {
--tw-ring-color: #0073ce;
--tw-ring-opacity: 0.5;
}
.focus\:border-mercedes-blue:focus { border-color: #0073ce; }
/* Mercedes Login Container */
.mercedes-login-container {
background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
min-height: 100vh;
position: relative;
overflow: hidden;
}
.dark .mercedes-login-container {
background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}
.mercedes-login-container::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cg fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
animation: backgroundFloat 20s ease-in-out infinite;
}
@keyframes backgroundFloat {
0%, 100% { transform: translateY(0px); }
50% { transform: translateY(-10px); }
}
/* Mercedes Card Effect */
.mercedes-card {
background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
border: 1px solid #e5e7eb;
box-shadow:
0 25px 50px -12px rgba(0, 0, 0, 0.25),
0 4px 6px -1px rgba(0, 0, 0, 0.1);
transition: all 0.3s ease;
backdrop-filter: blur(10px);
border-radius: 16px;
}
.dark .mercedes-card {
background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
border-color: #334155;
box-shadow:
0 25px 50px -12px rgba(0, 0, 0, 0.5),
0 4px 6px -1px rgba(0, 0, 0, 0.3);
}
.mercedes-card:hover {
transform: translateY(-2px);
box-shadow:
0 32px 64px -12px rgba(0, 0, 0, 0.35),
0 8px 16px -4px rgba(0, 0, 0, 0.1);
}
/* Mercedes Logo Animation */
.mercedes-logo {
animation: logoFloat 3s ease-in-out infinite;
filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}
@keyframes logoFloat {
0%, 100% { transform: translateY(0px) rotate(0deg); }
50% { transform: translateY(-5px) rotate(5deg); }
}
/* Enhanced Form Inputs */
.mercedes-input {
transition: all 0.2s ease;
border: 1px solid #d1d5db;
background: rgba(255, 255, 255, 0.9);
backdrop-filter: blur(10px);
}
.mercedes-input:focus {
border-color: #0073ce;
box-shadow:
0 0 0 3px rgba(0, 115, 206, 0.1),
0 4px 6px -1px rgba(0, 0, 0, 0.1);
transform: translateY(-1px);
background: rgba(255, 255, 255, 1);
}
.dark .mercedes-input {
background: rgba(30, 41, 59, 0.8);
border-color: #475569;
color: #f8fafc;
}
.dark .mercedes-input:focus {
border-color: #0ea5e9;
box-shadow:
0 0 0 3px rgba(14, 165, 233, 0.1),
0 4px 6px -1px rgba(0, 0, 0, 0.3);
background: rgba(30, 41, 59, 1);
}
/* Mercedes Button */
.mercedes-button {
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
box-shadow: 0 4px 14px 0 rgba(0, 115, 206, 0.39);
position: relative;
overflow: hidden;
transition: all 0.3s ease;
}
.mercedes-button::before {
content: '';
position: absolute;
top: 0;
left: -100%;
width: 100%;
height: 100%;
background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
transition: left 0.5s;
}
.mercedes-button:hover::before {
left: 100%;
}
.mercedes-button:hover {
transform: translateY(-2px);
box-shadow: 0 8px 25px 0 rgba(0, 115, 206, 0.5);
}
/* Form Validation States */
.input-error {
border-color: #dc2626 !important;
box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1) !important;
animation: shake 0.5s ease-in-out;
}
.input-success {
border-color: #16a34a !important;
box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
}
@keyframes shake {
0%, 100% { transform: translateX(0); }
25% { transform: translateX(-5px); }
75% { transform: translateX(5px); }
}
/* Loading Animation */
.loading-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.5);
display: flex;
align-items: center;
justify-content: center;
z-index: 9999;
opacity: 0;
visibility: hidden;
transition: all 0.3s ease;
}
.loading-overlay.active {
opacity: 1;
visibility: visible;
}
.loading-content {
background: white;
padding: 2rem;
border-radius: 12px;
text-align: center;
box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
transform: scale(0.8);
transition: transform 0.3s ease;
}
.loading-overlay.active .loading-content {
transform: scale(1);
}
.dark .loading-content {
background: #1e293b;
color: #f8fafc;
}
/* Security Indicator */
.security-indicator {
background: linear-gradient(90deg, #16a34a, #22c55e);
color: white;
padding: 0.5rem 1rem;
border-radius: 8px;
font-size: 0.875rem;
margin-bottom: 1rem;
box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
/* Responsive Design */
@media (max-width: 768px) {
.mercedes-card {
margin: 1rem;
padding: 1.5rem !important;
}
.mercedes-logo {
width: 60px !important;
height: 60px !important;
}
}
/* Dark Mode Enhancements */
.dark .security-indicator {
background: linear-gradient(90deg, #15803d, #16a34a);
}
</style>
{% endblock %}
{% block content %}
<div class="mercedes-login-container flex items-center justify-center py-12 px-4 sm:px-6 lg:px-8">
<div class="max-w-md w-full space-y-8">
<!-- Header -->
<div class="text-center">
<!-- Mercedes-Benz Logo -->
<div class="mercedes-logo inline-flex items-center justify-center w-20 h-20 bg-white/10 backdrop-blur-sm rounded-full mb-6 border border-white/20">
<svg class="w-10 h-10 text-mercedes-black dark:text-white" viewBox="0 0 80 80" fill="currentColor">
<path d="M58.6,4.5C53,1.6,46.7,0,40,0c-6.7,0-13,1.6-18.6,4.5v0C8.7,11.2,0,24.6,0,40c0,15.4,8.7,28.8,21.5,35.5
C27,78.3,33.3,80,40,80c6.7,0,12.9-1.7,18.5-4.6C71.3,68.8,80,55.4,80,40C80,24.6,71.3,11.2,58.6,4.5z M4,40
c0-13.1,7-24.5,17.5-30.9v0C26.6,6,32.5,4.2,39,4l-4.5,32.7L21.5,46.8v0L8.3,57.1C5.6,52,4,46.2,4,40z M58.6,70.8
C53.1,74.1,46.8,76,40,76c-6.8,0-13.2-1.9-18.6-5.2c-4.9-2.9-8.9-6.9-11.9-11.7l11.9-4.9v0L40,46.6l18.6,7.5v0l12,4.9
C67.6,63.9,63.4,67.9,58.6,70.8z M58.6,46.8L58.6,46.8l-12.9-10L41.1,4c6.3,0.2,12.3,2,17.4,5.1v0C69,15.4,76,26.9,76,40
c0,6.2-1.5,12-4.3,17.1L58.6,46.8z"/>
</svg>
</div>
<h2 class="text-3xl font-bold text-mercedes-black dark:text-white mb-2">
Bei MYP Platform anmelden
</h2>
<p class="text-mercedes-gray dark:text-slate-400">
Zugang zu Ihrem professionellen 3D-Druck Dashboard
</p>
<!-- Security Indicator -->
<div class="security-indicator">
<svg class="w-4 h-4 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"/>
</svg>
Sichere SSL-Verbindung aktiv
</div>
</div>
<!-- Login Form -->
<div class="mercedes-card p-8">
<form id="loginForm" method="POST" action="{{ url_for('login') if url_for else '#' }}" class="space-y-6">
{{ form.hidden_tag() if form }}
<!-- E-Mail Address -->
<div>
<label for="email" class="block text-sm font-medium text-mercedes-black dark:text-slate-300 mb-2">
E-Mail-Adresse
</label>
<div class="relative">
<div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
<svg class="h-5 w-5 text-mercedes-silver" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M16 12a4 4 0 10-8 0 4 4 0 008 0zm0 0v1.5a2.5 2.5 0 005 0V12a9 9 0 10-9 9m4.5-1.206a8.959 8.959 0 01-4.5 1.207"/>
</svg>
</div>
{% if form %}
{{ form.email(class="mercedes-input block w-full pl-10 pr-3 py-3 rounded-lg focus:ring-2 focus:ring-mercedes-blue focus:border-mercedes-blue", placeholder="ihre.email@mercedes-benz.com", autocomplete="email") }}
{% else %}
<input type="email" id="email" name="email" required
class="mercedes-input block w-full pl-10 pr-3 py-3 rounded-lg focus:ring-2 focus:ring-mercedes-blue focus:border-mercedes-blue"
placeholder="ihre.email@mercedes-benz.com" autocomplete="email">
{% endif %}
</div>
{% if form and form.email.errors %}
<div class="mt-1 text-sm text-mercedes-red">
{% for error in form.email.errors %}
<p>{{ error }}</p>
{% endfor %}
</div>
{% endif %}
</div>
<!-- Password -->
<div>
<label for="password" class="block text-sm font-medium text-mercedes-black dark:text-slate-300 mb-2">
Passwort
</label>
<div class="relative">
<div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
<svg class="h-5 w-5 text-mercedes-silver" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"/>
</svg>
</div>
{% if form %}
{{ form.password(class="mercedes-input block w-full pl-10 pr-10 py-3 rounded-lg focus:ring-2 focus:ring-mercedes-blue focus:border-mercedes-blue", placeholder="Ihr Passwort", autocomplete="current-password") }}
{% else %}
<input type="password" id="password" name="password" required
class="mercedes-input block w-full pl-10 pr-10 py-3 rounded-lg focus:ring-2 focus:ring-mercedes-blue focus:border-mercedes-blue"
placeholder="Ihr Passwort" autocomplete="current-password">
{% endif %}
<button type="button" id="togglePassword" class="absolute inset-y-0 right-0 pr-3 flex items-center">
<svg id="eyeOpen" class="h-5 w-5 text-mercedes-silver hover:text-mercedes-blue transition-colors" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"/>
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z"/>
</svg>
<svg id="eyeClosed" class="h-5 w-5 text-mercedes-silver hover:text-mercedes-blue transition-colors hidden" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13.875 18.825A10.05 10.05 0 0112 19c-4.478 0-8.268-2.943-9.543-7a9.97 9.97 0 011.563-3.029m5.858.908a3 3 0 114.243 4.243M9.878 9.878l4.242 4.242M9.878 9.878L3 3m6.878 6.878L21 21"/>
</svg>
</button>
</div>
<div id="password-strength" class="mt-1 hidden">
<div class="flex items-center space-x-1">
<div class="flex-1 bg-gray-200 dark:bg-gray-700 rounded-full h-1">
<div id="strength-bar" class="h-1 rounded-full transition-all duration-300"></div>
</div>
<span id="strength-text" class="text-xs font-medium"></span>
</div>
</div>
{% if form and form.password.errors %}
<div class="mt-1 text-sm text-mercedes-red">
{% for error in form.password.errors %}
<p>{{ error }}</p>
{% endfor %}
</div>
{% endif %}
</div>
<!-- Remember Me & Forgot Password -->
<div class="flex items-center justify-between">
<div class="flex items-center">
{% if form and form.remember_me %}
{{ form.remember_me(class="w-4 h-4 text-mercedes-blue bg-white dark:bg-slate-800 border-mercedes-silver rounded focus:ring-mercedes-blue focus:ring-2") }}
{{ form.remember_me.label(class="ml-2 text-sm text-mercedes-black dark:text-slate-300") }}
{% else %}
<input type="checkbox" id="remember_me" name="remember_me"
class="w-4 h-4 text-mercedes-blue bg-white dark:bg-slate-800 border-mercedes-silver rounded focus:ring-mercedes-blue focus:ring-2">
<label for="remember_me" class="ml-2 text-sm text-mercedes-black dark:text-slate-300">
Angemeldet bleiben
</label>
{% endif %}
</div>
<div class="text-sm">
<a href="{{ url_for('reset_password_request') if url_for and url_for('reset_password_request') else '#' }}"
class="text-mercedes-blue hover:text-blue-700 transition-colors">
Passwort vergessen?
</a>
</div>
</div>
<!-- Rate Limiting Warning -->
<div id="rate-limit-warning" class="hidden bg-yellow-50 dark:bg-yellow-900/20 border border-yellow-200 dark:border-yellow-800 rounded-lg p-3">
<div class="flex">
<svg class="h-5 w-5 text-yellow-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-2.5L13.732 4c-.77-.833-1.964-.833-2.732 0L4.082 16.5c-.77.833.192 2.5 1.732 2.5z"/>
</svg>
<div class="ml-3">
<p class="text-sm text-yellow-800 dark:text-yellow-200">
<strong>Sicherheitshinweis:</strong> Bei mehreren fehlgeschlagenen Anmeldeversuchen wird Ihr Konto vorübergehend gesperrt.
</p>
</div>
</div>
</div>
<!-- Submit Button -->
<div>
<button type="submit" id="submitBtn"
class="mercedes-button w-full flex justify-center items-center py-3 px-4 border border-transparent rounded-lg shadow-sm text-sm font-medium text-white bg-mercedes-blue hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-mercedes-blue disabled:opacity-50 disabled:cursor-not-allowed transition-all duration-300">
<svg id="loadingSpinner" class="hidden animate-spin -ml-1 mr-2 h-4 w-4 text-white" fill="none" viewBox="0 0 24 24">
<circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
<path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
</svg>
<span id="submitText">Anmelden</span>
</button>
</div>
</form>
</div>
<!-- Alternative Actions -->
<div class="text-center space-y-4">
<div class="relative">
<div class="absolute inset-0 flex items-center">
<div class="w-full border-t border-mercedes-silver"></div>
</div>
<div class="relative flex justify-center text-sm">
<span class="px-2 bg-white dark:bg-black text-mercedes-gray">
Oder
</span>
</div>
</div>
<div class="space-y-3">
<a href="{{ url_for('guest.guest_request_form') if url_for else '#guest-request' }}"
class="w-full flex justify-center items-center py-3 px-4 border border-mercedes-silver rounded-lg shadow-sm text-sm font-medium text-mercedes-black dark:text-slate-300 bg-white dark:bg-slate-800 hover:bg-gray-50 dark:hover:bg-slate-700 transition-colors">
<svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M16 7a4 4 0 11-8 0 4 4 0 018 0zM12 14a7 7 0 00-7 7h14a7 7 0 00-7-7z"/>
</svg>
Als Gast eine Anfrage stellen
</a>
<a href="{{ url_for('index') if url_for else '/' }}"
class="w-full flex justify-center items-center py-3 px-4 border border-transparent rounded-lg text-sm font-medium text-mercedes-blue hover:text-blue-700 transition-colors">
<svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 19l-7-7m0 0l7-7m-7 7h18"/>
</svg>
Zurück zur Startseite
</a>
</div>
</div>
</div>
</div>
{% endblock %}
{% block scripts %}
<script>
let loginAttempts = parseInt(localStorage.getItem('loginAttempts') || '0');
let lastAttemptTime = parseInt(localStorage.getItem('lastAttemptTime') || '0');
let isFormLocked = false;
const MAX_ATTEMPTS = 5;
const LOCKOUT_DURATION = 15 * 60 * 1000; // 15 minutes
document.addEventListener('DOMContentLoaded', function() {
initializeLoginForm();
checkRateLimit();
setupFormValidation();
setupPasswordFeatures();
setupKeyboardShortcuts();
setupAccessibility();
});
function initializeLoginForm() {
const form = document.getElementById('loginForm');
const submitBtn = document.getElementById('submitBtn');
const submitText = document.getElementById('submitText');
const loadingSpinner = document.getElementById('loadingSpinner');
const emailInput = document.getElementById('email');
const passwordInput = document.getElementById('password');
// Enhanced form submission handling
if (form) {
form.addEventListener('submit', async function(e) {
e.preventDefault();
if (isFormLocked) {
showAdvancedMessage('Zu viele Anmeldeversuche. Bitte warten Sie.', 'error');
return;
}
// Validate form before submission
if (!validateLoginForm()) {
return;
}
await handleLoginSubmission();
});
}
// Auto-focus first empty field
if (emailInput && !emailInput.value) {
emailInput.focus();
} else if (passwordInput && !passwordInput.value) {
passwordInput.focus();
}
// Enhanced tab navigation
setupTabNavigation();
}
function checkRateLimit() {
const now = Date.now();
const timeSinceLastAttempt = now - lastAttemptTime;
if (loginAttempts >= MAX_ATTEMPTS && timeSinceLastAttempt < LOCKOUT_DURATION) {
const remainingTime = LOCKOUT_DURATION - timeSinceLastAttempt;
showRateLimitWarning(remainingTime);
lockForm(remainingTime);
} else if (timeSinceLastAttempt >= LOCKOUT_DURATION) {
// Reset attempts after lockout period
loginAttempts = 0;
localStorage.setItem('loginAttempts', '0');
}
// Show warning at 3 attempts
if (loginAttempts >= 3 && loginAttempts < MAX_ATTEMPTS) {
document.getElementById('rate-limit-warning').classList.remove('hidden');
}
}
function setupFormValidation() {
const emailInput = document.getElementById('email');
const passwordInput = document.getElementById('password');
if (emailInput) {
emailInput.addEventListener('blur', function() {
validateEmail();
});
emailInput.addEventListener('input', function() {
clearError(emailInput);
if (this.value.trim()) {
const isValid = isValidEmail(this.value.trim());
if (isValid) {
this.classList.add('input-success');
this.classList.remove('input-error');
} else {
this.classList.add('input-error');
this.classList.remove('input-success');
}
} else {
this.classList.remove('input-error', 'input-success');
}
});
}
if (passwordInput) {
passwordInput.addEventListener('input', function() {
clearError(passwordInput);
updatePasswordStrength(this.value);
});
passwordInput.addEventListener('focus', function() {
document.getElementById('password-strength').classList.remove('hidden');
});
}
}
function setupPasswordFeatures() {
const togglePassword = document.getElementById('togglePassword');
const passwordInput = document.getElementById('password');
const eyeOpen = document.getElementById('eyeOpen');
const eyeClosed = document.getElementById('eyeClosed');
if (togglePassword && passwordInput) {
togglePassword.addEventListener('click', function() {
const isPassword = passwordInput.type === 'password';
passwordInput.type = isPassword ? 'text' : 'password';
eyeOpen.classList.toggle('hidden', isPassword);
eyeClosed.classList.toggle('hidden', !isPassword);
// Accessibility
this.setAttribute('aria-label', isPassword ? 'Passwort verbergen' : 'Passwort anzeigen');
// Keep focus on password input
passwordInput.focus();
// Move cursor to end
setTimeout(() => {
const len = passwordInput.value.length;
passwordInput.setSelectionRange(len, len);
}, 10);
});
}
}
function setupKeyboardShortcuts() {
document.addEventListener('keypress', function(e) {
// Enter key submits form
if (e.key === 'Enter' && e.target.form === document.getElementById('loginForm')) {
e.preventDefault();
document.getElementById('loginForm').dispatchEvent(new Event('submit'));
}
});
// Escape key clears form
document.addEventListener('keydown', function(e) {
if (e.key === 'Escape') {
clearForm();
}
});
}
function setupAccessibility() {
// ARIA labels and descriptions
const form = document.getElementById('loginForm');
if (form) {
form.setAttribute('aria-describedby', 'login-description');
}
// Screen reader announcements
const srContainer = document.createElement('div');
srContainer.setAttribute('aria-live', 'polite');
srContainer.setAttribute('aria-atomic', 'true');
srContainer.className = 'sr-only';
srContainer.id = 'sr-announcements';
document.body.appendChild(srContainer);
}
function validateLoginForm() {
const emailValid = validateEmail();
const passwordValid = validatePassword();
return emailValid && passwordValid;
}
function validateEmail() {
const emailInput = document.getElementById('email');
const email = emailInput.value.trim();
if (!email) {
showError(emailInput, 'E-Mail-Adresse ist erforderlich');
return false;
}
if (!isValidEmail(email)) {
showError(emailInput, 'Bitte geben Sie eine gültige E-Mail-Adresse ein');
return false;
}
// Check for corporate domain (optional)
if (email && !email.includes('@mercedes-benz.com') && !email.includes('@daimler.com')) {
showWarning(emailInput, 'Hinweis: Externe E-Mail-Adresse erkannt');
}
clearError(emailInput);
emailInput.classList.add('input-success');
return true;
}
function validatePassword() {
const passwordInput = document.getElementById('password');
const password = passwordInput.value;
if (!password) {
showError(passwordInput, 'Passwort ist erforderlich');
return false;
}
if (password.length < 6) {
showError(passwordInput, 'Passwort muss mindestens 6 Zeichen lang sein');
return false;
}
clearError(passwordInput);
passwordInput.classList.add('input-success');
return true;
}
function updatePasswordStrength(password) {
const strengthBar = document.getElementById('strength-bar');
const strengthText = document.getElementById('strength-text');
if (!password) {
strengthBar.style.width = '0%';
strengthText.textContent = '';
return;
}
let score = 0;
let feedback = '';
// Length check
if (password.length >= 8) score += 20;
if (password.length >= 12) score += 10;
// Character variety
if (/[a-z]/.test(password)) score += 20;
if (/[A-Z]/.test(password)) score += 20;
if (/\d/.test(password)) score += 20;
if (/[^A-Za-z0-9]/.test(password)) score += 20;
// Determine strength level
if (score < 40) {
strengthBar.className = 'h-1 rounded-full transition-all duration-300 bg-red-500';
feedback = 'Schwach';
} else if (score < 70) {
strengthBar.className = 'h-1 rounded-full transition-all duration-300 bg-yellow-500';
feedback = 'Mittel';
} else if (score < 90) {
strengthBar.className = 'h-1 rounded-full transition-all duration-300 bg-blue-500';
feedback = 'Gut';
} else {
strengthBar.className = 'h-1 rounded-full transition-all duration-300 bg-green-500';
feedback = 'Sehr stark';
}
strengthBar.style.width = `${Math.min(score, 100)}%`;
strengthText.textContent = feedback;
}
async function handleLoginSubmission() {
const form = document.getElementById('loginForm');
const submitBtn = document.getElementById('submitBtn');
const submitText = document.getElementById('submitText');
const loadingSpinner = document.getElementById('loadingSpinner');
// Show loading state
submitBtn.disabled = true;
loadingSpinner.classList.remove('hidden');
submitText.textContent = 'Wird angemeldet...';
try {
// Add CSRF token if available
const formData = new FormData(form);
// Enhanced submission with proper headers
const response = await fetch(form.action, {
method: 'POST',
body: formData,
headers: {
'X-Requested-With': 'XMLHttpRequest'
}
});
if (response.ok) {
const result = await response.json().catch(() => null);
if (result && result.success) {
// Clear login attempts on success
localStorage.setItem('loginAttempts', '0');
// Show success message
showSuccessMessage();
// Redirect after short delay
setTimeout(() => {
window.location.href = result.redirect_url || '/dashboard';
}, 1500);
} else {
throw new Error(result?.message || 'Anmeldung fehlgeschlagen');
}
} else {
// Handle HTTP errors
if (response.status === 401) {
handleFailedLogin('Ungültige E-Mail-Adresse oder Passwort');
} else if (response.status === 429) {
handleRateLimit();
} else {
throw new Error(`Server-Fehler: ${response.status}`);
}
}
} catch (error) {
console.error('Login error:', error);
handleFailedLogin(error.message || 'Ein unerwarteter Fehler ist aufgetreten');
} finally {
// Reset button state
submitBtn.disabled = false;
loadingSpinner.classList.add('hidden');
submitText.textContent = 'Anmelden';
}
}
function handleFailedLogin(message) {
loginAttempts++;
lastAttemptTime = Date.now();
localStorage.setItem('loginAttempts', loginAttempts.toString());
localStorage.setItem('lastAttemptTime', lastAttemptTime.toString());
showAdvancedMessage(message, 'error');
// Show warning after 3 attempts
if (loginAttempts >= 3 && loginAttempts < MAX_ATTEMPTS) {
document.getElementById('rate-limit-warning').classList.remove('hidden');
const remaining = MAX_ATTEMPTS - loginAttempts;
showAdvancedMessage(`Achtung: Noch ${remaining} Versuche übrig`, 'warning');
}
// Lock form after max attempts
if (loginAttempts >= MAX_ATTEMPTS) {
lockForm(LOCKOUT_DURATION);
showAdvancedMessage(`Konto gesperrt. Bitte warten Sie ${LOCKOUT_DURATION / 60000} Minuten.`, 'error');
}
// Shake form animation
const form = document.getElementById('loginForm');
form.style.animation = 'shake 0.5s ease-in-out';
setTimeout(() => {
form.style.animation = '';
}, 500);
}
function handleRateLimit() {
showRateLimitWarning(LOCKOUT_DURATION);
lockForm(LOCKOUT_DURATION);
}
function lockForm(duration) {
isFormLocked = true;
const form = document.getElementById('loginForm');
const inputs = form.querySelectorAll('input, button');
inputs.forEach(input => {
input.disabled = true;
});
// Start countdown
startLockoutCountdown(duration);
setTimeout(() => {
isFormLocked = false;
inputs.forEach(input => {
input.disabled = false;
});
document.getElementById('rate-limit-warning').classList.add('hidden');
}, duration);
}
function startLockoutCountdown(duration) {
const warningElement = document.getElementById('rate-limit-warning');
const startTime = Date.now();
const updateCountdown = () => {
const elapsed = Date.now() - startTime;
const remaining = Math.max(0, duration - elapsed);
if (remaining > 0) {
const minutes = Math.floor(remaining / 60000);
const seconds = Math.floor((remaining % 60000) / 1000);
warningElement.querySelector('p').innerHTML =
`<strong>Sicherheitssperre aktiv:</strong> Versuchen Sie es in ${minutes}:${seconds.toString().padStart(2, '0')} erneut.`;
setTimeout(updateCountdown, 1000);
}
};
updateCountdown();
}
function showRateLimitWarning(remainingTime) {
const warningElement = document.getElementById('rate-limit-warning');
warningElement.classList.remove('hidden');
const minutes = Math.floor(remainingTime / 60000);
const seconds = Math.floor((remainingTime % 60000) / 1000);
warningElement.querySelector('p').innerHTML =
`<strong>Sicherheitssperre:</strong> Zu viele fehlgeschlagene Anmeldeversuche. Warten Sie ${minutes}:${seconds.toString().padStart(2, '0')}.`;
}
function showSuccessMessage() {
const overlay = document.createElement('div');
overlay.className = 'loading-overlay active';
overlay.innerHTML = `
<div class="loading-content">
<div class="w-16 h-16 bg-green-100 dark:bg-green-900 rounded-full flex items-center justify-center mx-auto mb-4">
<svg class="w-8 h-8 text-green-600 dark:text-green-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/>
</svg>
</div>
<h3 class="text-lg font-semibold text-green-600 dark:text-green-400 mb-2">Anmeldung erfolgreich!</h3>
<p class="text-sm text-gray-600 dark:text-gray-400">Sie werden weitergeleitet...</p>
</div>
`;
document.body.appendChild(overlay);
}
// Utility functions
function isValidEmail(email) {
const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
return emailRegex.test(email);
}
function showError(input, message) {
clearError(input);
input.classList.add('input-error');
input.classList.remove('input-success');
const errorDiv = document.createElement('div');
errorDiv.className = 'mt-1 text-sm text-mercedes-red error-message';
errorDiv.innerHTML = `
<div class="flex items-center">
<svg class="w-4 h-4 mr-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8v4m0 4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
</svg>
${message}
</div>
`;
input.parentNode.appendChild(errorDiv);
// Screen reader announcement
announceToScreenReader(`Fehler: ${message}`);
}
function showWarning(input, message) {
const warningDiv = document.createElement('div');
warningDiv.className = 'mt-1 text-sm text-yellow-600 dark:text-yellow-400 warning-message';
warningDiv.innerHTML = `
<div class="flex items-center">
<svg class="w-4 h-4 mr-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-2.5L13.732 4c-.77-.833-1.964-.833-2.732 0L4.082 16.5c-.77.833.192 2.5 1.732 2.5z"/>
</svg>
${message}
</div>
`;
input.parentNode.appendChild(warningDiv);
}
function clearError(input) {
input.classList.remove('input-error', 'input-success');
const errorMessage = input.parentNode.querySelector('.error-message');
if (errorMessage) {
errorMessage.remove();
}
const warningMessage = input.parentNode.querySelector('.warning-message');
if (warningMessage) {
warningMessage.remove();
}
}
function clearForm() {
const form = document.getElementById('loginForm');
form.reset();
const inputs = form.querySelectorAll('input');
inputs.forEach(input => {
clearError(input);
});
document.getElementById('password-strength').classList.add('hidden');
}
function showAdvancedMessage(message, type) {
// Create toast notification
const toast = document.createElement('div');
toast.className = `fixed top-4 right-4 z-50 p-4 rounded-lg shadow-lg transform transition-all duration-300 translate-x-full opacity-0`;
if (type === 'error') {
toast.className += ' bg-red-50 border border-red-200 text-red-800 dark:bg-red-900 dark:border-red-700 dark:text-red-200';
} else if (type === 'warning') {
toast.className += ' bg-yellow-50 border border-yellow-200 text-yellow-800 dark:bg-yellow-900 dark:border-yellow-700 dark:text-yellow-200';
} else {
toast.className += ' bg-blue-50 border border-blue-200 text-blue-800 dark:bg-blue-900 dark:border-blue-700 dark:text-blue-200';
}
toast.innerHTML = `
<div class="flex items-center">
<svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
${type === 'error' ?
'<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8v4m0 4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>' :
'<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>'
}
</svg>
<span>${message}</span>
<button onclick="this.parentElement.parentElement.remove()" class="ml-4 text-gray-400 hover:text-gray-600">
<svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"/>
</svg>
</button>
</div>
`;
document.body.appendChild(toast);
// Animate in
setTimeout(() => {
toast.classList.remove('translate-x-full', 'opacity-0');
}, 100);
// Auto-remove after 5 seconds
setTimeout(() => {
toast.classList.add('translate-x-full', 'opacity-0');
setTimeout(() => toast.remove(), 300);
}, 5000);
// Screen reader announcement
announceToScreenReader(message);
}
function announceToScreenReader(message) {
const srContainer = document.getElementById('sr-announcements');
if (srContainer) {
srContainer.textContent = message;
setTimeout(() => {
srContainer.textContent = '';
}, 1000);
}
}
function setupTabNavigation() {
const focusableElements = document.querySelectorAll(
'input, button, select, textarea, a[href], [tabindex]:not([tabindex="-1"])'
);
focusableElements.forEach((element, index) => {
element.addEventListener('keydown', function(e) {
if (e.key === 'Tab') {
// Enhanced tab navigation logic can be added here
}
});
});
}
</script>
{% endblock %}