MAINHACK

Viewing / Editing File: manage_competitions.php

<?php
require_once '../config/database.php';
requireRole('admin');

$message = '';
$error = '';

// Handle form submissions
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
    if (isset($_POST['delete_competition'])) {
        $id = $_POST['competition_id'];
        
        try {
            $pdo->beginTransaction();
            
            // Delete related data first
            $pdo->prepare("DELETE FROM game_results WHERE competition_id = ?")->execute([$id]);
            $pdo->prepare("DELETE FROM group_questions WHERE competition_id = ?")->execute([$id]);
            $pdo->prepare("DELETE FROM millionaire_questions WHERE competition_id = ?")->execute([$id]);
            $pdo->prepare("DELETE FROM competitions WHERE id = ?")->execute([$id]);
            
            $pdo->commit();
            $message = 'تم حذف المسابقة بنجاح';
        } catch (Exception $e) {
            $pdo->rollBack();
            $error = 'حدث خطأ في حذف المسابقة';
        }
    } elseif (isset($_POST['toggle_status'])) {
        $id = $_POST['competition_id'];
        $new_status = $_POST['new_status'];
        
        $stmt = $pdo->prepare("UPDATE competitions SET status = ? WHERE id = ?");
        if ($stmt->execute([$new_status, $id])) {
            $message = 'تم تحديث حالة المسابقة بنجاح';
        } else {
            $error = 'حدث خطأ في تحديث حالة المسابقة';
        }
    }
}

// Get all competitions
$competitions = $pdo->query("
    SELECT c.*, u.full_name as teacher_name, g.name as grade_name, s.name as subject_name, st.name as stage_name,
           COUNT(DISTINCT gr.id) as results_count
    FROM competitions c
    JOIN users u ON c.teacher_id = u.id
    JOIN grades g ON c.grade_id = g.id
    JOIN subjects s ON c.subject_id = s.id
    JOIN stages st ON g.stage_id = st.id
    LEFT JOIN game_results gr ON c.id = gr.competition_id
    GROUP BY c.id
    ORDER BY c.created_at DESC
")->fetchAll();
?>

<!DOCTYPE html>
<html lang="ar" dir="rtl">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>إدارة المسابقات - منصة المسابقات التعليمية</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
    <link href="../assets/css/style.css" rel="stylesheet">
</head>
<body>
    
    <nav class="navbar navbar-expand-lg navbar-dark bg-primary">
        <div class="container-fluid">
            <a class="navbar-brand" href="../index.php">
                <i class="fas fa-trophy me-2"></i>
                منصة المسابقات التعليمية
            </a>
            
            <div class="navbar-nav me-auto">
                <span class="navbar-text">
                    <i class="fas fa-user-shield me-1"></i>
                    مرحباً، <?= sanitize($_SESSION['user_name']) ?>
                </span>
            </div>
            
            <div class="navbar-nav">
                <a class="nav-link" href="../auth/logout.php">
                    <i class="fas fa-sign-out-alt me-1"></i>
                    تسجيل الخروج
                </a>
            </div>
        </div>
    </nav>

<div class="container-fluid">
        <div class="row">
            
            <div class="col-md-3 col-lg-2 bg-light sidebar py-4">
                <ul class="nav nav-pills flex-column">
                    <li class="nav-item">
                        <a class="nav-link" href="dashboard.php">
                            <i class="fas fa-tachometer-alt me-2"></i>
                            الرئيسية
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="manage_stages.php">
                            <i class="fas fa-layer-group me-2"></i>
                            إدارة المراحل
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="manage_grades.php">
                            <i class="fas fa-graduation-cap me-2"></i>
                            إدارة الصفوف
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="manage_subjects.php">
                            <i class="fas fa-book me-2"></i>
                            إدارة المواد
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="manage_teachers.php">
                            <i class="fas fa-chalkboard-teacher me-2"></i>
                            إدارة المعلمين
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link active" href="manage_competitions.php">
                            <i class="fas fa-trophy me-2"></i>
                            إدارة المسابقات
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="settings.php">
                            <i class="fas fa-cog me-2"></i>
                            الإعدادات
                        </a>
                    </li>
                </ul>
            </div>

<div class="col-md-9 col-lg-10 py-4">
                <div class="d-flex justify-content-between align-items-center mb-4">
                    <h1 class="h3">إدارة المسابقات</h1>
                </div>

<?php if ($message): ?>
                    <div class="alert alert-success alert-dismissible fade show">
                        <i class="fas fa-check-circle me-2"></i>
                        <?= $message ?>
                        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
                    </div>
                <?php endif; ?>

<?php if ($error): ?>
                    <div class="alert alert-danger alert-dismissible fade show">
                        <i class="fas fa-exclamation-circle me-2"></i>
                        <?= $error ?>
                        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
                    </div>
                <?php endif; ?>

<div class="card">
                    <div class="card-header">
                        <h5 class="mb-0">
                            <i class="fas fa-trophy me-2"></i>
                            جميع المسابقات
                        </h5>
                    </div>
                    <div class="card-body">
                        <?php if (empty($competitions)): ?>
                            <div class="alert alert-info">
                                <i class="fas fa-info-circle me-2"></i>
                                لا توجد مسابقات مضافة بعد
                            </div>
                        <?php else: ?>
                            <div class="table-responsive">
                                <table class="table table-hover">
                                    <thead>
                                        <tr>
                                            <th>العنوان</th>
                                            <th>المعلم</th>
                                            <th>المرحلة/الصف</th>
                                            <th>المادة</th>
                                            <th>النوع</th>
                                            <th>الحالة</th>
                                            <th>النتائج</th>
                                            <th>تاريخ الإنشاء</th>
                                            <th>الإجراءات</th>
                                        </tr>
                                    </thead>
                                    <tbody>
                                        <?php foreach ($competitions as $comp): ?>
                                            <tr>
                                                <td>
                                                    <strong><?= sanitize($comp['title']) ?></strong>
                                                    <?php if ($comp['is_public']): ?>
                                                        <span class="badge bg-success ms-1">عامة</span>
                                                    <?php endif; ?>
                                                </td>
                                                <td><?= sanitize($comp['teacher_name']) ?></td>
                                                <td>
                                                    <small><?= sanitize($comp['stage_name']) ?></small><br>
                                                    <?= sanitize($comp['grade_name']) ?>
                                                </td>
                                                <td><?= sanitize($comp['subject_name']) ?></td>
                                                <td>
                                                    <span class="badge bg-<?= $comp['competition_type'] == 'group' ? 'primary' : 'warning' ?>">
                                                        <?= $comp['competition_type'] == 'group' ? 'مجموعات' : 'مليونير' ?>
                                                    </span>
                                                </td>
                                                <td>
                                                    <span class="badge bg-<?= $comp['status'] == 'active' ? 'success' : ($comp['status'] == 'draft' ? 'warning' : 'secondary') ?>">
                                                        <?= $comp['status'] == 'active' ? 'نشطة' : ($comp['status'] == 'draft' ? 'مسودة' : 'مكتملة') ?>
                                                    </span>
                                                </td>
                                                <td>
                                                    <span class="badge bg-info"><?= $comp['results_count'] ?> نتيجة</span>
                                                </td>
                                                <td><?= date('Y-m-d', strtotime($comp['created_at'])) ?></td>
                                                <td>
                                                    <div class="btn-group" role="group">
                                                        <button class="btn btn-sm btn-outline-primary toggle-status" 
                                                                data-id="<?= $comp['id'] ?>" 
                                                                data-current="<?= $comp['status'] ?>">
                                                            <i class="fas fa-toggle-on"></i>
                                                        </button>
                                                        <button class="btn btn-sm btn-outline-danger delete-competition" 
                                                                data-id="<?= $comp['id'] ?>" 
                                                                data-title="<?= sanitize($comp['title']) ?>">
                                                            <i class="fas fa-trash"></i>
                                                        </button>
                                                    </div>
                                                </td>
                                            </tr>
                                        <?php endforeach; ?>
                                    </tbody>
                                </table>
                            </div>
                        <?php endif; ?>
                    </div>
                </div>
            </div>
        </div>
    </div>

<div class="modal fade" id="deleteCompetitionModal" tabindex="-1">
        <div class="modal-dialog">
            <div class="modal-content">
                <form method="POST">
                    <div class="modal-header">
                        <h5 class="modal-title">حذف المسابقة</h5>
                        <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                    </div>
                    <div class="modal-body">
                        <input type="hidden" name="competition_id" id="deleteCompetitionId">
                        <p>هل أنت متأكد من حذف المسابقة "<span id="deleteCompetitionTitle"></span>"؟</p>
                        <div class="alert alert-warning">
                            <i class="fas fa-exclamation-triangle me-2"></i>
                            سيتم حذف جميع الأسئلة والنتائج المرتبطة بهذه المسابقة!
                        </div>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">إلغاء</button>
                        <button type="submit" name="delete_competition" class="btn btn-danger">حذف المسابقة</button>
                    </div>
                </form>
            </div>
        </div>
    </div>

<div class="modal fade" id="toggleStatusModal" tabindex="-1">
        <div class="modal-dialog">
            <div class="modal-content">
                <form method="POST">
                    <div class="modal-header">
                        <h5 class="modal-title">تغيير حالة المسابقة</h5>
                        <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                    </div>
                    <div class="modal-body">
                        <input type="hidden" name="competition_id" id="toggleCompetitionId">
                        <input type="hidden" name="new_status" id="newStatus">
                        <div class="mb-3">
                            <label class="form-label">الحالة الجديدة:</label>
                            <select class="form-select" id="statusSelect">
                                <option value="draft">مسودة</option>
                                <option value="active">نشطة</option>
                                <option value="completed">مكتملة</option>
                            </select>
                        </div>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">إلغاء</button>
                        <button type="submit" name="toggle_status" class="btn btn-primary">تحديث الحالة</button>
                    </div>
                </form>
            </div>
        </div>
    </div>

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