[ Mini Kiebo ]

Server: Windows NT AKFAR_SERVER 10.0 build 26200 (Windows 10) AMD64 Path: D:/xampp/htdocs/repository_afbs/admin/ [ Home ]
File: index.php
<?php
session_start();
require_once '../includes/config.php';
require_once '../includes/database.php';
require_once '../includes/functions.php';
require_once '../includes/auth.php';

// Cek akses admin
if (!isAdmin()) {
    header('Location: ../login.php');
    exit();
}

$db = new Database();
$conn = $db->getConnection();

// Ambil statistik
$stats = [
    'total_theses' => getCount($conn, 'theses'),
    'pending_theses' => getCount($conn, 'theses', 'status = "pending"'),
    'approved_theses' => getCount($conn, 'theses', 'status = "approved"'),
    'total_users' => getCount($conn, 'users'),
    'total_downloads' => getSum($conn, 'theses', 'downloads'),
    'total_views' => getSum($conn, 'theses', 'views')
];

// Ambil aktivitas terbaru
$activities = getRecentActivities($conn, 10);

$page_title = 'Dashboard Admin';
include '../templates/header.php';
include '../templates/admin-navbar.php';
?>

<div class="container-fluid">
    <div class="row">
        <?php include '../templates/admin-sidebar.php'; ?>
        
        <main class="col-md-9 ms-sm-auto col-lg-10 px-md-4">
            <div class="d-flex justify-content-between flex-wrap flex-md-nowrap align-items-center pt-3 pb-2 mb-3 border-bottom">
                <h1 class="h2">Dashboard</h1>
                <div class="btn-toolbar mb-2 mb-md-0">
                    <span class="text-muted"><?php echo date('d F Y'); ?></span>
                </div>
            </div>

            <!-- Statistik Cards -->
            <div class="row">
                <div class="col-md-4 mb-3">
                    <div class="card text-white bg-primary">
                        <div class="card-body">
                            <h5 class="card-title">Total Tugas Akhir</h5>
                            <h2 class="display-4"><?php echo $stats['total_theses']; ?></h2>
                            <p class="card-text">
                                <span class="badge bg-warning">Pending: <?php echo $stats['pending_theses']; ?></span>
                                <span class="badge bg-success">Approved: <?php echo $stats['approved_theses']; ?></span>
                            </p>
                        </div>
                    </div>
                </div>
                <div class="col-md-4 mb-3">
                    <div class="card text-white bg-success">
                        <div class="card-body">
                            <h5 class="card-title">Total Pengguna</h5>
                            <h2 class="display-4"><?php echo $stats['total_users']; ?></h2>
                            <p class="card-text">Mahasiswa, dosen, dan admin</p>
                        </div>
                    </div>
                </div>
                <div class="col-md-4 mb-3">
                    <div class="card text-white bg-info">
                        <div class="card-body">
                            <h5 class="card-title">Interaksi</h5>
                            <h2 class="display-4"><?php echo $stats['total_downloads']; ?></h2>
                            <p class="card-text">Download: <?php echo $stats['total_downloads']; ?> | Views: <?php echo $stats['total_views']; ?></p>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Grafik Statistik -->
            <div class="row mt-4">
                <div class="col-md-8">
                    <div class="card">
                        <div class="card-header">
                            <h5>Statistik Upload per Bulan</h5>
                        </div>
                        <div class="card-body">
                            <canvas id="thesesChart" height="300"></canvas>
                        </div>
                    </div>
                </div>
                <div class="col-md-4">
                    <div class="card">
                        <div class="card-header">
                            <h5>Status Tugas Akhir</h5>
                        </div>
                        <div class="card-body">
                            <canvas id="statusChart" height="200"></canvas>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Aktivitas Terbaru -->
            <div class="row mt-4">
                <div class="col-md-12">
                    <div class="card">
                        <div class="card-header">
                            <h5>Aktivitas Terbaru</h5>
                        </div>
                        <div class="card-body">
                            <div class="table-responsive">
                                <table class="table table-hover">
                                    <thead>
                                        <tr>
                                            <th>Waktu</th>
                                            <th>User</th>
                                            <th>Aksi</th>
                                            <th>Detail</th>
                                        </tr>
                                    </thead>
                                    <tbody>
                                        <?php foreach($activities as $activity): ?>
                                        <tr>
                                            <td><?php echo waktuLalu($activity['created_at']); ?></td>
                                            <td><?php echo $activity['full_name']; ?></td>
                                            <td>
                                                <?php
                                                $badge = '';
                                                switch($activity['action_type']) {
                                                    case 'upload': $badge = 'bg-primary'; break;
                                                    case 'download': $badge = 'bg-success'; break;
                                                    case 'approve': $badge = 'bg-warning'; break;
                                                    case 'reject': $badge = 'bg-danger'; break;
                                                    default: $badge = 'bg-secondary';
                                                }
                                                ?>
                                                <span class="badge <?php echo $badge; ?>"><?php echo $activity['action_type']; ?></span>
                                            </td>
                                            <td><?php echo $activity['description']; ?></td>
                                        </tr>
                                        <?php endforeach; ?>
                                    </tbody>
                                </table>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </main>
    </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
// Chart untuk statistik per bulan
var ctx = document.getElementById('thesesChart').getContext('2d');
var thesesChart = new Chart(ctx, {
    type: 'line',
    data: {
        labels: ['Jan', 'Feb', 'Mar', 'Apr', 'Mei', 'Jun', 'Jul', 'Agu', 'Sep', 'Okt', 'Nov', 'Des'],
        datasets: [{
            label: 'Jumlah Upload',
            data: [12, 19, 15, 17, 24, 30, 28, 35, 42, 48, 52, 45],
            borderColor: 'rgb(75, 192, 192)',
            backgroundColor: 'rgba(75, 192, 192, 0.2)',
            tension: 0.1
        }]
    }
});

// Chart untuk status
var ctx2 = document.getElementById('statusChart').getContext('2d');
var statusChart = new Chart(ctx2, {
    type: 'doughnut',
    data: {
        labels: ['Approved', 'Pending', 'Rejected'],
        datasets: [{
            data: [<?php echo $stats['approved_theses']; ?>, <?php echo $stats['pending_theses']; ?>, 5],
            backgroundColor: ['#28a745', '#ffc107', '#dc3545']
        }]
    }
});
</script>

<?php include '../templates/footer.php'; ?>

<?php
// Fungsi bantuan
function getCount($conn, $table, $condition = '1=1') {
    $query = "SELECT COUNT(*) as total FROM $table WHERE $condition";
    $stmt = $conn->prepare($query);
    $stmt->execute();
    $result = $stmt->fetch(PDO::FETCH_ASSOC);
    return $result['total'];
}

function getSum($conn, $table, $field) {
    $query = "SELECT SUM($field) as total FROM $table";
    $stmt = $conn->prepare($query);
    $stmt->execute();
    $result = $stmt->fetch(PDO::FETCH_ASSOC);
    return $result['total'] ?? 0;
}

function getRecentActivities($conn, $limit = 10) {
    $query = "SELECT a.*, u.full_name 
              FROM activities_log a 
              LEFT JOIN users u ON a.user_id = u.id 
              ORDER BY a.created_at DESC 
              LIMIT :limit";
    $stmt = $conn->prepare($query);
    $stmt->bindParam(':limit', $limit, PDO::PARAM_INT);
    $stmt->execute();
    return $stmt->fetchAll(PDO::FETCH_ASSOC);
}
?>