init backend presensi
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mwpn
189
app/Modules/Attendance/Services/AttendanceReportService.php
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189
app/Modules/Attendance/Services/AttendanceReportService.php
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<?php
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namespace App\Modules\Attendance\Services;
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use App\Modules\Auth\Entities\Role;
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use App\Modules\Attendance\Entities\AttendanceSession;
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use App\Modules\Academic\Models\ClassModel;
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use App\Modules\Academic\Models\ScheduleModel;
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use App\Modules\Academic\Models\StudentModel;
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use App\Modules\Academic\Models\SubjectModel;
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use App\Modules\Attendance\Models\AttendanceSessionModel;
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/**
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* Attendance Report Service
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*
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* On-the-fly computation of schedule attendance report (expected, present, late, absent).
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* No DB insert for ABSENT. RBAC applied when userContext provided.
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*/
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class AttendanceReportService
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{
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protected ScheduleModel $scheduleModel;
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protected StudentModel $studentModel;
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protected SubjectModel $subjectModel;
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protected ClassModel $classModel;
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protected AttendanceSessionModel $attendanceModel;
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public function __construct()
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{
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$this->scheduleModel = new ScheduleModel();
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$this->studentModel = new StudentModel();
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$this->subjectModel = new SubjectModel();
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$this->classModel = new ClassModel();
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$this->attendanceModel = new AttendanceSessionModel();
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}
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/**
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* Get schedule attendance report for a given date.
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* Absent = expected students minus those with PRESENT/LATE record (no insert).
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*
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* @param int $scheduleId
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* @param string $dateYmd Y-m-d
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* @param array|null $userContext { id, name, email, roles: [ { role_code } ] } for RBAC
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* @return array|null Report array or null if schedule not found / no access
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*/
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public function getScheduleAttendanceReport(int $scheduleId, string $dateYmd, ?array $userContext = null): ?array
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{
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$schedule = $this->scheduleModel->getScheduleWithSlot($scheduleId);
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if ($schedule === null) {
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return null;
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}
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if ($userContext !== null && !$this->canAccessSchedule($schedule, $userContext)) {
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return null;
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}
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$classId = (int) $schedule['class_id'];
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$expectedStudents = $this->studentModel->where('class_id', $classId)->findAll();
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$expectedIds = array_map(fn ($s) => (int) $s->id, $expectedStudents);
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$expectedTotal = count($expectedIds);
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$db = \Config\Database::connect();
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$builder = $db->table('attendance_sessions AS a');
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$builder->select('a.student_id, s.nisn, s.name, a.status, a.checkin_at');
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$builder->join('students AS s', 's.id = a.student_id', 'inner');
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$builder->where('a.schedule_id', $scheduleId);
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$builder->where('a.attendance_date', $dateYmd);
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$builder->whereIn('a.status', [AttendanceSession::STATUS_PRESENT, AttendanceSession::STATUS_LATE]);
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$builder->orderBy('s.name', 'ASC');
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$rows = $builder->get()->getResultArray();
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$presentList = [];
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$presentIds = [];
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$lateTotal = 0;
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foreach ($rows as $row) {
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$sid = (int) $row['student_id'];
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$presentIds[] = $sid;
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$presentList[] = [
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'student_id' => $sid,
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'nisn' => (string) ($row['nisn'] ?? ''),
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'name' => (string) ($row['name'] ?? ''),
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'status' => (string) $row['status'],
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'checkin_at' => (string) $row['checkin_at'],
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];
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if ($row['status'] === AttendanceSession::STATUS_LATE) {
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$lateTotal++;
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}
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}
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$presentTotal = count($presentList);
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$absentIds = array_diff($expectedIds, $presentIds);
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$absentList = [];
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foreach ($expectedStudents as $s) {
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if (in_array((int) $s->id, $absentIds, true)) {
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$absentList[] = [
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'student_id' => (int) $s->id,
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'nisn' => (string) ($s->nisn ?? ''),
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'name' => (string) ($s->name ?? ''),
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];
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}
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}
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usort($absentList, fn ($a, $b) => strcmp($a['name'], $b['name']));
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$absentTotal = count($absentList);
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$subject = $this->subjectModel->find($schedule['subject_id']);
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$subjectName = $subject ? (string) $subject->name : '-';
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$classEntity = $this->classModel->find($classId);
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$className = $classEntity ? (string) $classEntity->name : '-';
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$schedulePayload = [
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'id' => (int) $schedule['id'],
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'class_id' => (int) $schedule['class_id'],
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'class_name' => $className,
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'subject' => $subjectName,
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'teacher' => (string) ($schedule['teacher_name'] ?? ''),
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'start_time' => (string) $schedule['start_time'],
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'end_time' => (string) $schedule['end_time'],
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'day_of_week' => (int) $schedule['day_of_week'],
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];
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return [
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'schedule' => $schedulePayload,
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'summary' => [
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'expected_total' => $expectedTotal,
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'present_total' => $presentTotal,
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'late_total' => $lateTotal,
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'absent_total' => $absentTotal,
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],
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'present' => $presentList,
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'absent' => $absentList,
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];
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}
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/**
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* RBAC: whether user can access this schedule.
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* @param array|object $schedule Schedule row (array from getScheduleWithSlot) or entity with class_id, teacher_user_id
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*/
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protected function canAccessSchedule(array|object $schedule, array $user): bool
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{
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$roles = $user['roles'] ?? [];
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$roleCodes = array_column($roles, 'role_code');
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if (in_array(Role::CODE_ADMIN, $roleCodes, true) || in_array(Role::CODE_GURU_BK, $roleCodes, true)) {
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return true;
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}
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$classId = (int) (is_array($schedule) ? $schedule['class_id'] : $schedule->class_id);
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if (in_array(Role::CODE_WALI_KELAS, $roleCodes, true)) {
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$db = \Config\Database::connect();
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$row = $db->table('classes')->select('id')->where('id', $classId)->where('wali_user_id', $user['id'])->get()->getRow();
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return $row !== null;
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}
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if (in_array(Role::CODE_GURU_MAPEL, $roleCodes, true)) {
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$teacherUserId = is_array($schedule)
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? (isset($schedule['teacher_user_id']) ? (int) $schedule['teacher_user_id'] : 0)
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: (isset($schedule->teacher_user_id) ? (int) $schedule->teacher_user_id : 0);
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return $teacherUserId === (int) $user['id'];
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}
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if (in_array(Role::CODE_ORANG_TUA, $roleCodes, true)) {
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$studentIds = $this->getStudentIdsForParent((int) $user['id']);
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if ($studentIds === []) {
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return false;
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}
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$db = \Config\Database::connect();
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$overlap = $db->table('students')
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->where('class_id', $classId)
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->whereIn('id', $studentIds)
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->countAllResults();
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return $overlap > 0;
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}
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return false;
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}
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protected function getStudentIdsForParent(int $userId): array
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{
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$db = \Config\Database::connect();
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$rows = $db->table('student_parents AS sp')
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->select('sp.student_id')
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->join('parents AS p', 'p.id = sp.parent_id', 'inner')
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->where('p.user_id', $userId)
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->get()
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->getResultArray();
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return array_map('intval', array_column($rows, 'student_id'));
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}
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}
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