{% extends "base.html" %}

{% block title %}Admin Dashboard{% endblock %}

{% block content %}
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h4><i class="fas fa-users-cog"></i> Admin Dashboard</h4>
                <a href="{{ url_for('main.dashboard') }}" class="btn btn-outline-secondary btn-sm">
                    <i class="fas fa-arrow-left"></i> Zurück
                </a>
            </div>

            <!-- Statistiken -->
            <div class="row mb-4">
                <div class="col-md-3">
                    <div class="card bg-primary text-white">
                        <div class="card-body">
                            <div class="d-flex justify-content-between align-items-center">
                                <div>
                                    <h4>{{ users|length }}</h4>
                                    <small>Benutzer gesamt</small>
                                </div>
                                <i class="fas fa-users fa-2x opacity-75"></i>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3">
                    <div class="card bg-success text-white">
                        <div class="card-body">
                            <div class="d-flex justify-content-between align-items-center">
                                <div>
                                    <h4>{{ users|selectattr('is_admin')|list|length }}</h4>
                                    <small>Administratoren</small>
                                </div>
                                <i class="fas fa-user-shield fa-2x opacity-75"></i>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3">
                    <div class="card bg-info text-white">
                        <div class="card-body">
                            <div class="d-flex justify-content-between align-items-center">
                                <div>
                                    <h4>{{ users|rejectattr('is_admin')|list|length }}</h4>
                                    <small>Standard-Benutzer</small>
                                </div>
                                <i class="fas fa-user fa-2x opacity-75"></i>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3">
                    <div class="card bg-warning text-white">
                        <div class="card-body">
                            <div class="d-flex justify-content-between align-items-center">
                                <div>
                                    <h4>{{ (users|selectattr('created_at')|map(attribute='created_at')|list|length) }}</h4>
                                    <small>Aktive Benutzer</small>
                                </div>
                                <i class="fas fa-chart-line fa-2x opacity-75"></i>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Schnellzugriff -->
            <div class="row mb-4">
                <div class="col-12">
                    <div class="card">
                        <div class="card-header">
                            <h6><i class="fas fa-tachometer-alt"></i> Schnellzugriff</h6>
                        </div>
                        <div class="card-body">
                            <div class="row">
                                <div class="col-md-6 mb-2">
                                    <a href="{{ url_for('admin.users') }}" class="btn btn-outline-primary btn-sm w-100">
                                        <i class="fas fa-users me-1"></i> Benutzerverwaltung
                                    </a>
                                </div>
                                <div class="col-md-6 mb-2">
                                    <a href="{{ url_for('admin.create_user') }}" class="btn btn-outline-success btn-sm w-100">
                                        <i class="fas fa-user-plus me-1"></i> Neuen Benutzer erstellen
                                    </a>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Letzte Benutzer -->
            <div class="row">
                <div class="col-12">
                    <div class="card">
                        <div class="card-header">
                            <h6><i class="fas fa-clock"></i> Letzte Benutzer</h6>
                        </div>
                        <div class="card-body">
                            {% if users %}
                            <div class="table-responsive">
                                <table class="table table-hover">
                                    <thead>
                                        <tr>
                                            <th>Benutzername</th>
                                            <th>E-Mail</th>
                                            <th>Rolle</th>
                                            <th>Erstellt am</th>
                                            <th>Aktionen</th>
                                        </tr>
                                    </thead>
                                    <tbody>
                                        {% for user in users[:5] %}
                                        <tr>
                                            <td>
                                                <strong>{{ user.username }}</strong>
                                                {% if user.id == current_user.id %}
                                                <span class="badge bg-primary ms-1">Sie</span>
                                                {% endif %}
                                            </td>
                                            <td>{{ user.email }}</td>
                                            <td>
                                                {% if user.is_admin %}
                                                <span class="badge bg-danger"><i class="fas fa-user-shield"></i> Administrator</span>
                                                {% else %}
                                                <span class="badge bg-secondary"><i class="fas fa-user"></i> Benutzer</span>
                                                {% endif %}
                                            </td>
                                            <td>{{ user.created_at.strftime('%d.%m.%Y %H:%M') }}</td>
                                            <td>
                                                <a href="{{ url_for('admin.edit_user', user_id=user.id) }}" 
                                                   class="btn btn-sm btn-outline-primary" title="Bearbeiten">
                                                    <i class="fas fa-edit"></i>
                                                </a>
                                            </td>
                                        </tr>
                                        {% endfor %}
                                    </tbody>
                                </table>
                            </div>
                            <div class="text-center mt-3">
                                <a href="{{ url_for('admin.users') }}" class="btn btn-primary btn-sm">
                                    Alle Benutzer <i class="fas fa-arrow-right"></i>
                                </a>
                            </div>
                            {% else %}
                            <div class="text-center text-muted py-3">
                                <i class="fas fa-users fa-2x mb-2"></i>
                                <h6>Keine Benutzer gefunden</h6>
                                <p class="small">Erstellen Sie den ersten Benutzer über den Button oben.</p>
                            </div>
                            {% endif %}
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}