{% extends "base.html" %}
{% block title %}Login - Programming Visualization{% endblock %}
{% block content %}

<section class="auth-section">
    <div class="auth-card glass reveal-scale">
        <div class="auth-header">
            <div class="auth-icon">
                <i class="fas fa-code-branch"></i>
            </div>
            <h1>Welcome Back</h1>
            <p>Sign in to access your analyses and visualizations</p>
        </div>

        <!-- Flash Messages -->
        {% with messages = get_flashed_messages(with_categories=true) %}
            {% if messages %}
                <div class="flash-messages">
                    {% for category, message in messages %}
                        <div class="alert alert-{{ category }}">
                            <i class="fas fa-{{ 'check-circle' if category == 'success' else 'exclamation-circle' if category == 'danger' else 'info-circle' }}"></i>
                            {{ message }}
                        </div>
                    {% endfor %}
                </div>
            {% endif %}
        {% endwith %}

        <form method="POST" action="{{ url_for('login') }}" class="auth-form">
            <div class="form-group">
                <label for="username"><i class="fas fa-user"></i> Username</label>
                <input type="text" id="username" name="username" required 
                       placeholder="Enter your username" autocomplete="username">
            </div>

            <div class="form-group">
                <label for="password"><i class="fas fa-lock"></i> Password</label>
                <div class="input-group">
                    <input type="password" id="password" name="password" required 
                           placeholder="Enter your password" autocomplete="current-password">
                    <button type="button" class="toggle-password" onclick="togglePassword('password')">
                        <i class="fas fa-eye"></i>
                    </button>
                </div>
            </div>

            <button type="submit" class="btn btn-primary btn-block btn-glow btn-magnetic">
                <i class="fas fa-sign-in-alt"></i> Sign In
            </button>
        </form>

        <div class="auth-footer">
            <p>Don't have an account? <a href="{{ url_for('register') }}">Register now</a></p>
        </div>
    </div>
</section>

{% endblock %}
{% block scripts %}
<script>
function togglePassword(id) {
    const input = document.getElementById(id);
    const icon = input.nextElementSibling.querySelector('i');
    if (input.type === 'password') {
        input.type = 'text';
        icon.classList.replace('fa-eye', 'fa-eye-slash');
    } else {
        input.type = 'password';
        icon.classList.replace('fa-eye-slash', 'fa-eye');
    }
}
</script>
{% endblock %}