{% extends "base.html" %}

{% block title %}Admin Panel - Fraud Detection System{% endblock %}

{% block content %}
<div class="admin-panel">
    <!-- Header -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="card card-3d bg-danger text-white">
                <div class="card-body">
                    <h2 class="mb-1">
                        <i class="fas fa-crown me-2"></i>
                        Administrator Panel
                    </h2>
                    <p class="mb-0 opacity-75">System management and configuration</p>
                </div>
            </div>
        </div>
    </div>
    
    <!-- System Statistics -->
    <div class="row mb-4">
        <div class="col-md-3 mb-3">
            <div class="stats-card card-3d">
                <div class="card text-center">
                    <div class="card-body">
                        <div class="stats-icon text-primary mb-3">
                            <i class="fas fa-users"></i>
                        </div>
                        <h3>{{ system_stats.total_users }}</h3>
                        <p class="text-muted">Total Users</p>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-md-3 mb-3">
            <div class="stats-card card-3d">
                <div class="card text-center">
                    <div class="card-body">
                        <div class="stats-icon text-info mb-3">
                            <i class="fas fa-exchange-alt"></i>
                        </div>
                        <h3>{{ system_stats.total_transactions }}</h3>
                        <p class="text-muted">Total Transactions</p>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-md-3 mb-3">
            <div class="stats-card card-3d">
                <div class="card text-center">
                    <div class="card-body">
                        <div class="stats-icon text-danger mb-3">
                            <i class="fas fa-exclamation-triangle"></i>
                        </div>
                        <h3>{{ system_stats.total_fraud }}</h3>
                        <p class="text-muted">Fraud Cases</p>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-md-3 mb-3">
            <div class="stats-card card-3d">
                <div class="card text-center">
                    <div class="card-body">
                        <div class="stats-icon text-warning mb-3">
                            <i class="fas fa-percentage"></i>
                        </div>
                        <h3>{{ "%.2f"|format(system_stats.fraud_rate) }}%</h3>
                        <p class="text-muted">Fraud Rate</p>
                    </div>
                </div>
            </div>
        </div>
    </div>
    
    <!-- Model Information -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="card card-3d">
                <div class="card-header">
                    <h5 class="mb-0">
                        <i class="fas fa-brain me-2"></i>
                        Active Model Information
                    </h5>
                </div>
                <div class="card-body">
                    {% if system_stats.active_model %}
                        <div class="row">
                            <div class="col-md-6">
                                <h6>Model Version</h6>
                                <p class="text-muted">{{ system_stats.active_model.model_version }}</p>
                                
                                <h6>Training Date</h6>
                                <p class="text-muted">{{ system_stats.active_model.training_date.strftime('%Y-%m-%d %H:%M:%S') }}</p>
                            </div>
                            <div class="col-md-6">
                                <h6>Performance Metrics</h6>
                                <div class="metrics-grid">
                                    <div class="metric-item">
                                        <span class="metric-label">Accuracy:</span>
                                        <span class="metric-value">{{ "%.2f"|format((system_stats.active_model.accuracy or 0) * 100) }}%</span>
                                    </div>
                                    <div class="metric-item">
                                        <span class="metric-label">Precision:</span>
                                        <span class="metric-value">{{ "%.2f"|format((system_stats.active_model.precision or 0) * 100) }}%</span>
                                    </div>
                                    <div class="metric-item">
                                        <span class="metric-label">Recall:</span>
                                        <span class="metric-value">{{ "%.2f"|format((system_stats.active_model.recall or 0) * 100) }}%</span>
                                    </div>
                                    <div class="metric-item">
                                        <span class="metric-label">F1-Score:</span>
                                        <span class="metric-value">{{ "%.2f"|format((system_stats.active_model.f1_score or 0) * 100) }}%</span>
                                    </div>
                                </div>
                            </div>
                        </div>
                    {% else %}
                        <div class="text-center text-muted py-4">
                            <i class="fas fa-exclamation-circle fa-2x mb-3"></i>
                            <p>No active model found</p>
                        </div>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>
    
    <!-- User Management -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="card card-3d">
                <div class="card-header d-flex justify-content-between align-items-center">
                    <h5 class="mb-0">
                        <i class="fas fa-users-cog me-2"></i>
                        User Management
                    </h5>
                    <button class="btn btn-primary btn-sm" data-bs-toggle="modal" data-bs-target="#addUserModal">
                        <i class="fas fa-user-plus me-1"></i>Add User
                    </button>
                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th>Username</th>
                                    <th>Email</th>
                                    <th>Role</th>
                                    <th>Created</th>
                                    <th>Status</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for user in users %}
                                <tr>
                                    <td>
                                        <div class="d-flex align-items-center">
                                            <div class="user-avatar me-2">
                                                <i class="fas fa-user-circle fa-lg text-muted"></i>
                                            </div>
                                            <strong>{{ user.username }}</strong>
                                        </div>
                                    </td>
                                    <td>{{ user.email }}</td>
                                    <td>
                                        <span class="badge bg-{{ 'danger' if user.role == 'admin' else ('warning' if user.role == 'analyst' else 'primary') }}">
                                            {{ user.role.title() }}
                                        </span>
                                    </td>
                                    <td>{{ user.created_at.strftime('%Y-%m-%d') }}</td>
                                    <td>
                                        <span class="badge bg-{{ 'success' if user.is_active else 'secondary' }}">
                                            {{ 'Active' if user.is_active else 'Inactive' }}
                                        </span>
                                    </td>
                                    <td>
                                        <div class="btn-group btn-group-sm">
                                            <button class="btn btn-outline-primary" title="Edit User">
                                                <i class="fas fa-edit"></i>
                                            </button>
                                            <button class="btn btn-outline-{{ 'secondary' if user.is_active else 'success' }}" 
                                                    title="{{ 'Deactivate' if user.is_active else 'Activate' }} User">
                                                <i class="fas fa-{{ 'pause' if user.is_active else 'play' }}"></i>
                                            </button>
                                        </div>
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    
    <!-- Model History -->
    <div class="row">
        <div class="col-12">
            <div class="card card-3d">
                <div class="card-header">
                    <h5 class="mb-0">
                        <i class="fas fa-history me-2"></i>
                        Model Training History
                    </h5>
                </div>
                <div class="card-body">
                    {% if model_metrics %}
                        <div class="table-responsive">
                            <table class="table table-hover">
                                <thead>
                                    <tr>
                                        <th>Version</th>
                                        <th>Training Date</th>
                                        <th>Accuracy</th>
                                        <th>Precision</th>
                                        <th>Recall</th>
                                        <th>F1-Score</th>
                                        <th>AUC</th>
                                        <th>Status</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    {% for metric in model_metrics %}
                                    <tr class="{{ 'table-success' if metric.is_active else '' }}">
                                        <td>
                                            <code>{{ metric.model_version }}</code>
                                            {% if metric.is_active %}
                                                <span class="badge bg-success ms-2">Active</span>
                                            {% endif %}
                                        </td>
                                        <td>{{ metric.training_date.strftime('%Y-%m-%d %H:%M') }}</td>
                                        <td>{{ "%.3f"|format(metric.accuracy or 0) }}</td>
                                        <td>{{ "%.3f"|format(metric.precision or 0) }}</td>
                                        <td>{{ "%.3f"|format(metric.recall or 0) }}</td>
                                        <td>{{ "%.3f"|format(metric.f1_score or 0) }}</td>
                                        <td>{{ "%.3f"|format(metric.auc_score or 0) }}</td>
                                        <td>
                                            {% if not metric.is_active %}
                                                <button class="btn btn-sm btn-outline-primary">
                                                    Activate
                                                </button>
                                            {% endif %}
                                        </td>
                                    </tr>
                                    {% endfor %}
                                </tbody>
                            </table>
                        </div>
                    {% else %}
                        <div class="text-center text-muted py-4">
                            <i class="fas fa-clock fa-2x mb-3"></i>
                            <p>No model training history available</p>
                        </div>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Add User Modal -->
<div class="modal fade" id="addUserModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    <i class="fas fa-user-plus me-2"></i>Add New User
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <form id="addUserForm">
                    <div class="mb-3">
                        <label for="newUsername" class="form-label">Username</label>
                        <input type="text" class="form-control" id="newUsername" required>
                    </div>
                    <div class="mb-3">
                        <label for="newEmail" class="form-label">Email</label>
                        <input type="email" class="form-control" id="newEmail" required>
                    </div>
                    <div class="mb-3">
                        <label for="newRole" class="form-label">Role</label>
                        <select class="form-select" id="newRole" required>
                            <option value="user">User</option>
                            <option value="analyst">Analyst</option>
                            <option value="admin">Admin</option>
                        </select>
                    </div>
                    <div class="mb-3">
                        <label for="newPassword" class="form-label">Password</label>
                        <input type="password" class="form-control" id="newPassword" required minlength="6">
                    </div>
                </form>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                <button type="button" class="btn btn-primary" onclick="addUser()">
                    <i class="fas fa-user-plus me-1"></i>Add User
                </button>
            </div>
        </div>
    </div>
</div>

<script>
function addUser() {
    // This would typically send an AJAX request to create the user
    // For now, we'll just show a placeholder
    alert('User creation functionality would be implemented here');
    $('#addUserModal').modal('hide');
}
</script>
{% endblock %}