Update Saqel Platform: 2026-09-08 13:43:36
This commit is contained in:
Hamza-Ayed
@@ -2,360 +2,155 @@
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namespace App\Controllers;
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use App\Core\Database;
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use App\Core\Request;
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use App\Core\Response;
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use App\Core\Database;
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use App\Core\Security;
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use App\Core\Validator;
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class ChatController
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{
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/**
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* Zero Mock Policy - Only real database users are queried
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*/
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private static function ensureSeedUsers(): void
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{
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// No automatic demo users or students insertion
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}
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/**
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* List all active conversations and available contacts (Student or Teacher)
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* GET /api/chat/conversations
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*/
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public function getConversations(Request $request, Response $response): void
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{
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self::ensureSeedUsers();
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$identityId = (int)$request->identity_id;
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$contacts = $request->role === 'teacher'
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? Database::select(
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"SELECT DISTINCT ai.id AS user_id, s.uuid AS user_uuid, s.full_name, 'student' AS role, s.grade_level AS specialization
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FROM course_access_passes cap
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JOIN courses c ON c.id = cap.course_id
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JOIN students s ON s.id = cap.student_id
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JOIN auth_identities ai ON ai.id = s.identity_id AND ai.status = 'active'
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WHERE c.teacher_id = ? AND cap.is_active = 1",
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[$request->user_id]
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)
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: Database::select(
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"SELECT DISTINCT ai.id AS user_id, t.uuid AS user_uuid, t.full_name, 'teacher' AS role, t.specialization
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FROM course_access_passes cap
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JOIN courses c ON c.id = cap.course_id
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JOIN teachers t ON t.id = c.teacher_id
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JOIN auth_identities ai ON ai.id = t.identity_id AND ai.status = 'active'
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WHERE cap.student_id = ? AND cap.is_active = 1",
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[$request->user_id]
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);
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$userId = (int)$request->user_id;
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// 1. Fetch available teachers and students
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$users = [];
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try {
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$teachers = Database::select("SELECT id as user_id, uuid as user_uuid, full_name as encrypted_name, 'teacher' as user_role, specialization FROM teachers WHERE id != ? LIMIT 50", [$userId]);
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$students = Database::select("SELECT id as user_id, uuid as user_uuid, full_name as encrypted_name, 'student' as user_role, 'طالب' as specialization FROM students WHERE id != ? LIMIT 50", [$userId]);
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$users = array_merge($teachers, $students);
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} catch (\Throwable $e) {
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error_log("Users select in getConversations error: " . $e->getMessage());
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foreach ($contacts as &$contact) {
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$other = (int)$contact['user_id'];
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$last = Database::selectOne(
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"SELECT message, message_type, created_at FROM chat_messages
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WHERE (sender_identity_id = ? AND receiver_identity_id = ?) OR (sender_identity_id = ? AND receiver_identity_id = ?)
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ORDER BY id DESC LIMIT 1",
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[$identityId, $other, $other, $identityId]
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);
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$unread = Database::selectOne(
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"SELECT COUNT(*) AS count_value FROM chat_messages WHERE sender_identity_id = ? AND receiver_identity_id = ? AND is_read = 0",
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[$other, $identityId]
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);
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$contact['last_message'] = $last['message'] ?? '';
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$contact['last_message_type'] = $last['message_type'] ?? '';
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$contact['last_message_at'] = $last['created_at'] ?? null;
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$contact['unread_count'] = (int)($unread['count_value'] ?? 0);
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}
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$conversations = [];
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foreach ($users as $row) {
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$otherId = (int)$row['user_id'];
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// Get latest message between $userId and $otherId
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$lastMsg = null;
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$unreadCount = 0;
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try {
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$lastMsg = Database::selectOne("
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SELECT message, message_type, created_at
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FROM chat_messages
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WHERE (sender_id = ? AND receiver_id = ?) OR (sender_id = ? AND receiver_id = ?)
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ORDER BY id DESC
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LIMIT 1
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", [$userId, $otherId, $otherId, $userId]);
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$unreadRow = Database::selectOne("
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SELECT COUNT(*) as cnt
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FROM chat_messages
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WHERE sender_id = ? AND receiver_id = ? AND is_read = 0
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", [$otherId, $userId]);
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$unreadCount = (int)($unreadRow['cnt'] ?? 0);
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} catch (\Throwable $e) {
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// Ignore per-user message query issue if any
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}
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$rawName = (string)($row['encrypted_name'] ?? '');
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$decryptedName = $rawName;
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try {
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$dec = Security::decrypt($rawName);
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if (!empty($dec)) {
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$decryptedName = $dec;
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}
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} catch (\Throwable $e) {
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$decryptedName = $rawName;
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}
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$conversations[] = [
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'user_id' => $otherId,
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'user_uuid' => $row['user_uuid'] ?? '',
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'full_name' => $decryptedName ?: ($row['user_role'] === 'teacher' ? 'الأستاذ حمزة الغويري' : 'طالب صَقِل'),
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'role' => $row['user_role'] ?? 'student',
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'specialization' => $row['specialization'] ?? ($row['user_role'] === 'teacher' ? 'الرياضيات العلمي' : null),
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'last_message' => $lastMsg['message'] ?? ($row['user_role'] === 'teacher' ? 'متاح للإجابة عن استفساراتك' : 'طالب جديد — اضغط لبدء المحادثة'),
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'last_message_type' => $lastMsg['message_type'] ?? 'text',
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'last_message_at' => $lastMsg['created_at'] ?? null,
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'unread_count' => $unreadCount,
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];
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}
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// Sort: users with active messages first, then by last_message_at DESC
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usort($conversations, function ($a, $b) {
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if ($a['last_message_at'] && !$b['last_message_at']) return -1;
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if (!$a['last_message_at'] && $b['last_message_at']) return 1;
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if ($a['last_message_at'] && $b['last_message_at']) {
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return strcmp($b['last_message_at'], $a['last_message_at']);
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}
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return $b['user_id'] <=> $a['user_id'];
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});
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$response->json([
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'status' => 'success',
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'data' => $conversations
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]);
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unset($contact);
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$response->json(['status' => 'success', 'data' => $contacts]);
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}
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/**
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* Get chat message history between authenticated user and another user
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* GET /api/chat/messages?other_user_id=123&course_id=456
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*/
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public function getMessages(Request $request, Response $response): void
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{
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$userId = $request->user_id;
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$queryParams = $request->getQueryParams();
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$otherUserId = (int)($queryParams['other_user_id'] ?? $queryParams['user_id'] ?? 0);
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$courseId = !empty($queryParams['course_id']) ? (int)$queryParams['course_id'] : null;
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$limit = min(100, max(1, (int)($queryParams['limit'] ?? 50)));
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if (!$otherUserId) {
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$response->status(400)->json([
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'status' => 'error',
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'message' => 'معرف الطرف الآخر (other_user_id) مطلوب'
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]);
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$me = (int)$request->identity_id;
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$other = (int)($request->getQuery('other_user_id', $request->getQuery('user_id', 0)));
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if (!$other || !$this->isAllowedContact($request, $other)) {
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$response->status(403)->json(['status' => 'error', 'message' => 'المحادثة غير مصرح بها']);
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return;
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}
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// Fetch other user info
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$otherUser = Database::selectOne("SELECT id, uuid, full_name, role FROM users WHERE id = ? LIMIT 1", [$otherUserId]);
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if (!$otherUser) {
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$response->status(404)->json(['status' => 'error', 'message' => 'المستخدم الآخر غير موجود']);
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return;
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}
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$rawOtherName = (string)($otherUser['full_name'] ?? '');
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$otherUserName = Security::decrypt($rawOtherName) ?: $rawOtherName;
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// Fetch messages bidirectional
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$sql = "
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SELECT id, uuid, sender_id, receiver_id, course_id, lesson_id, message, message_type, media_url, is_read, read_at, created_at
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FROM chat_messages
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WHERE ((sender_id = ? AND receiver_id = ?) OR (sender_id = ? AND receiver_id = ?))
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";
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$params = [$userId, $otherUserId, $otherUserId, $userId];
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if ($courseId) {
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$sql .= " AND (course_id = ? OR course_id IS NULL)";
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$params[] = $courseId;
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}
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$sql .= " ORDER BY created_at ASC LIMIT ?";
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$params[] = $limit;
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$messages = Database::select($sql, $params);
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// Mark unread messages sent by other user to me as read
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Database::query(
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"UPDATE chat_messages SET is_read = 1, read_at = NOW() WHERE sender_id = ? AND receiver_id = ? AND is_read = 0",
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[$otherUserId, $userId]
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$limit = min(100, max(1, (int)$request->getQuery('limit', 50)));
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$messages = Database::select(
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"SELECT id, uuid, sender_identity_id AS sender_id, receiver_identity_id AS receiver_id,
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course_id, lesson_id, message, message_type, media_url, is_read, read_at, created_at
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FROM chat_messages
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WHERE (sender_identity_id = ? AND receiver_identity_id = ?) OR (sender_identity_id = ? AND receiver_identity_id = ?)
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ORDER BY created_at ASC LIMIT ?",
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[$me, $other, $other, $me, $limit]
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);
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$formattedMessages = array_map(function ($msg) use ($userId) {
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return [
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'id' => (int)$msg['id'],
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'uuid' => $msg['uuid'],
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'is_mine' => ((int)$msg['sender_id'] === (int)$userId),
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'sender_id' => (int)$msg['sender_id'],
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'receiver_id' => (int)$msg['receiver_id'],
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'course_id' => $msg['course_id'] ? (int)$msg['course_id'] : null,
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'lesson_id' => $msg['lesson_id'] ? (int)$msg['lesson_id'] : null,
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'message' => $msg['message'],
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'message_type' => $msg['message_type'],
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'media_url' => $msg['media_url'],
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'is_read' => (bool)$msg['is_read'],
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'read_at' => $msg['read_at'],
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'created_at' => $msg['created_at'],
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];
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}, $messages);
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$response->json([
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'status' => 'success',
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'data' => [
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'other_user' => [
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'id' => (int)$otherUser['id'],
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'uuid' => $otherUser['uuid'],
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'full_name' => $otherUserName,
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'role' => $otherUser['role'],
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],
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'messages' => $formattedMessages
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]
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]);
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foreach ($messages as &$message) $message['is_mine'] = (int)$message['sender_id'] === $me;
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unset($message);
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Database::query("UPDATE chat_messages SET is_read = 1, read_at = NOW() WHERE sender_identity_id = ? AND receiver_identity_id = ? AND is_read = 0", [$other, $me]);
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$response->json(['status' => 'success', 'data' => ['other_user' => $this->identityProfile($other), 'messages' => $messages]]);
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}
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/**
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* Send a new chat message (Text, Voice Note, Image, File)
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* POST /api/chat/messages
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*/
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public function sendMessage(Request $request, Response $response): void
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{
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$userId = $request->user_id;
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$body = $request->getBody();
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$validator = new Validator();
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$isValid = $validator->validate($body, [
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'receiver_id' => 'required',
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'message' => 'required'
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]);
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if (!$isValid) {
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$response->status(400)->json([
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'status' => 'error',
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'message' => 'معرف المستقبل ونص الرسالة مطلوبان',
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'errors' => $validator->getErrors()
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]);
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$receiver = (int)($body['receiver_id'] ?? 0);
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$message = trim((string)($body['message'] ?? ''));
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$type = (string)($body['message_type'] ?? 'text');
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if (!$receiver || $message === '' || !$this->isAllowedContact($request, $receiver)) {
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$response->status(403)->json(['status' => 'error', 'message' => 'المستلم أو الرسالة غير صالحين لهذه المحادثة']);
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return;
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}
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$receiverId = (int)$body['receiver_id'];
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$messageText = trim((string)$body['message']);
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$messageType = (string)($body['message_type'] ?? 'text');
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$mediaUrl = !empty($body['media_url']) ? trim((string)$body['media_url']) : null;
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$courseId = !empty($body['course_id']) ? (int)$body['course_id'] : null;
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$lessonId = !empty($body['lesson_id']) ? (int)$body['lesson_id'] : null;
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if (!in_array($messageType, ['text', 'voice', 'image', 'file'], true)) {
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$messageType = 'text';
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}
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// Validate receiver exists, or fallback to counterpart role automatically
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$receiver = Database::selectOne("SELECT id, role FROM users WHERE id = ? LIMIT 1", [$receiverId]);
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if (!$receiver) {
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$targetRole = ($request->role === 'teacher') ? 'student' : 'teacher';
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$fallbackReceiver = Database::selectOne("SELECT id, role FROM users WHERE role = ? ORDER BY id ASC LIMIT 1", [$targetRole]);
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if (!$fallbackReceiver) {
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self::ensureSeedUsers();
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$fallbackReceiver = Database::selectOne("SELECT id, role FROM users WHERE role = ? ORDER BY id ASC LIMIT 1", [$targetRole]);
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}
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if ($fallbackReceiver) {
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$receiverId = (int)$fallbackReceiver['id'];
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$receiver = $fallbackReceiver;
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} else {
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$response->status(404)->json([
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'status' => 'error',
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'message' => 'المستخدم المستلم غير موجود'
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]);
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return;
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}
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}
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$uuid = sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
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mt_rand(0, 0xffff), mt_rand(0, 0xffff),
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mt_rand(0, 0xffff),
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mt_rand(0, 0x0fff) | 0x4000,
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mt_rand(0, 0x3fff) | 0x8000,
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mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
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if (!in_array($type, ['text', 'voice', 'image', 'file'], true)) $type = 'text';
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$uuid = $this->uuid();
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$id = Database::insert(
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"INSERT INTO chat_messages (uuid, sender_identity_id, receiver_identity_id, course_id, lesson_id, message, message_type, media_url)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?)",
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[$uuid, $request->identity_id, $receiver, !empty($body['course_id']) ? (int)$body['course_id'] : null, !empty($body['lesson_id']) ? (int)$body['lesson_id'] : null, $message, $type, $body['media_url'] ?? null]
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);
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$messageId = Database::insert(
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"INSERT INTO chat_messages (uuid, sender_id, receiver_id, course_id, lesson_id, message, message_type, media_url, is_read)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?, 0)",
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[$uuid, $userId, $receiverId, $courseId, $lessonId, $messageText, $messageType, $mediaUrl]
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);
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$msgPayload = [
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'id' => $messageId,
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'uuid' => $uuid,
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'sender_id' => $userId,
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'receiver_id' => $receiverId,
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'is_mine' => false,
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'course_id' => $courseId,
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'lesson_id' => $lessonId,
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'message' => $messageText,
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'message_type' => $messageType,
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'media_url' => $mediaUrl,
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'is_read' => false,
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'created_at' => date('Y-m-d H:i:s'),
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];
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// Push directly to Workerman WebSocket server for instant 0ms live broadcast to receiver
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self::pushToWorkerman('push_chat', $receiverId, $msgPayload);
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$response->status(201)->json([
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'status' => 'success',
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'message' => 'تم إرسال الرسالة بنجاح',
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'data' => array_merge($msgPayload, ['is_mine' => true])
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]);
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$payload = ['id' => $id, 'uuid' => $uuid, 'sender_id' => $request->identity_id, 'receiver_id' => $receiver, 'message' => $message, 'message_type' => $type, 'media_url' => $body['media_url'] ?? null, 'is_read' => false, 'is_mine' => true, 'created_at' => date('Y-m-d H:i:s')];
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self::pushToWorkerman('push_chat', $receiver, $payload);
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$response->status(201)->json(['status' => 'success', 'data' => $payload]);
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}
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/**
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* Push internal event to Workerman's internal HTTP server (port 4241)
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*/
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public static function pushToWorkerman(string $action, int $targetUserId, array $payload): bool
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{
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try {
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$ch = curl_init('http://127.0.0.1:4241');
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curl_setopt($ch, CURLOPT_POST, 1);
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curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query([
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'action' => $action,
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'target_user_id' => $targetUserId,
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'payload' => json_encode($payload, JSON_UNESCAPED_UNICODE)
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]));
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curl_setopt($ch, CURLOPT_TIMEOUT_MS, 400); // Fast non-blocking timeout
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_exec($ch);
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curl_close($ch);
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return true;
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} catch (\Throwable $e) {
|
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return false;
|
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}
|
||||
}
|
||||
|
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/**
|
||||
* Mark all messages in a conversation as read
|
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* POST /api/chat/read
|
||||
*/
|
||||
public function markAsRead(Request $request, Response $response): void
|
||||
{
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||||
$userId = $request->user_id;
|
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$body = $request->getBody();
|
||||
|
||||
$senderId = (int)($body['sender_id'] ?? 0);
|
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if (!$senderId) {
|
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$response->status(400)->json([
|
||||
'status' => 'error',
|
||||
'message' => 'معرف المرسل مطلوب'
|
||||
]);
|
||||
$sender = (int)($request->getBody()['sender_id'] ?? 0);
|
||||
if (!$sender || !$this->isAllowedContact($request, $sender)) {
|
||||
$response->status(403)->json(['status' => 'error', 'message' => 'المحادثة غير مصرح بها']);
|
||||
return;
|
||||
}
|
||||
|
||||
Database::query(
|
||||
"UPDATE chat_messages SET is_read = 1, read_at = NOW() WHERE sender_id = ? AND receiver_id = ? AND is_read = 0",
|
||||
[$senderId, $userId]
|
||||
);
|
||||
|
||||
$response->json([
|
||||
'status' => 'success',
|
||||
'message' => 'تم تحديث حالة القراءة'
|
||||
]);
|
||||
Database::query("UPDATE chat_messages SET is_read = 1, read_at = NOW() WHERE sender_identity_id = ? AND receiver_identity_id = ? AND is_read = 0", [$sender, $request->identity_id]);
|
||||
$response->json(['status' => 'success']);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get total unread count for badge notification
|
||||
* GET /api/chat/unread-count
|
||||
*/
|
||||
public function getUnreadCount(Request $request, Response $response): void
|
||||
{
|
||||
$userId = $request->user_id;
|
||||
$row = Database::selectOne("SELECT COUNT(*) AS unread_total FROM chat_messages WHERE receiver_identity_id = ? AND is_read = 0", [$request->identity_id]);
|
||||
$response->json(['status' => 'success', 'data' => ['unread_count' => (int)($row['unread_total'] ?? 0)]]);
|
||||
}
|
||||
|
||||
$row = Database::selectOne(
|
||||
"SELECT COUNT(*) as unread_total FROM chat_messages WHERE receiver_id = ? AND is_read = 0",
|
||||
[$userId]
|
||||
private function isAllowedContact(Request $request, int $otherIdentityId): bool
|
||||
{
|
||||
if ($request->role === 'teacher') {
|
||||
return (bool)Database::selectOne(
|
||||
"SELECT 1 FROM course_access_passes cap JOIN courses c ON c.id = cap.course_id JOIN students s ON s.id = cap.student_id
|
||||
WHERE c.teacher_id = ? AND s.identity_id = ? AND cap.is_active = 1 LIMIT 1",
|
||||
[$request->user_id, $otherIdentityId]
|
||||
);
|
||||
}
|
||||
return (bool)Database::selectOne(
|
||||
"SELECT 1 FROM course_access_passes cap JOIN courses c ON c.id = cap.course_id JOIN teachers t ON t.id = c.teacher_id
|
||||
WHERE cap.student_id = ? AND t.identity_id = ? AND cap.is_active = 1 LIMIT 1",
|
||||
[$request->user_id, $otherIdentityId]
|
||||
);
|
||||
}
|
||||
|
||||
$response->json([
|
||||
'status' => 'success',
|
||||
'data' => [
|
||||
'unread_count' => (int)($row['unread_total'] ?? 0)
|
||||
]
|
||||
]);
|
||||
private function identityProfile(int $identityId): array
|
||||
{
|
||||
$profile = Database::selectOne("SELECT id, uuid, full_name, 'student' AS role FROM students WHERE identity_id = ? LIMIT 1", [$identityId]);
|
||||
if (!$profile) $profile = Database::selectOne("SELECT id, uuid, full_name, 'teacher' AS role FROM teachers WHERE identity_id = ? LIMIT 1", [$identityId]);
|
||||
return $profile ?: [];
|
||||
}
|
||||
|
||||
public static function pushToWorkerman(string $action, int $targetIdentityId, array $payload): bool
|
||||
{
|
||||
$ch = curl_init('http://127.0.0.1:4241');
|
||||
curl_setopt_array($ch, [CURLOPT_POST => true, CURLOPT_POSTFIELDS => http_build_query(['action' => $action, 'target_user_id' => $targetIdentityId, 'payload' => json_encode($payload, JSON_UNESCAPED_UNICODE)]), CURLOPT_TIMEOUT_MS => 400, CURLOPT_RETURNTRANSFER => true]);
|
||||
$ok = curl_exec($ch) !== false;
|
||||
curl_close($ch);
|
||||
return $ok;
|
||||
}
|
||||
|
||||
private function uuid(): string
|
||||
{
|
||||
$data = random_bytes(16);
|
||||
$data[6] = chr((ord($data[6]) & 0x0f) | 0x40);
|
||||
$data[8] = chr((ord($data[8]) & 0x3f) | 0x80);
|
||||
return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user