add projet
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<?php
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namespace App\Services\Admin;
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use Illuminate\Support\Facades\DB;
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use Throwable;
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class AdminNotificationService
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{
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public function alertsPayload(): array
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{
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$admins = $this->fetchAdminNotificationUsers();
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$subjects = $this->notificationSubjectOptions();
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$assignedSubjects = [];
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$tableReady = $this->hasTable('admin_notification_subjects');
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if ($tableReady && !empty($admins)) {
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$adminIds = array_map('intval', array_column($admins, 'id'));
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$rows = DB::table('admin_notification_subjects')
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->select('id', 'admin_id', 'subject')
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->whereIn('admin_id', $adminIds)
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->get();
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foreach ($rows as $row) {
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$adminId = (int) ($row->admin_id ?? 0);
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$subject = (string) ($row->subject ?? '');
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if ($adminId <= 0 || $subject === '') {
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continue;
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}
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$assignedSubjects[$adminId] ??= [];
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$assignedSubjects[$adminId][$subject] = true;
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}
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}
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return [
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'admins' => $admins,
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'subjects' => $subjects,
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'assigned_subjects' => $assignedSubjects,
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'table_ready' => $tableReady,
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];
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}
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/**
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* Input shape (API):
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* [
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* 'subjects' => [
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* 12 => ['finance' => true, 'attendance' => true],
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* 15 => ['general', 'events']
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* ]
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* ]
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*/
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public function saveSubjects(array $posted): array
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{
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if (!$this->hasTable('admin_notification_subjects')) {
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return [
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'ok' => false,
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'message' => 'Notification subject storage is missing. Run migrations first.',
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'updated' => 0,
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];
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}
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$subjectsMap = $this->notificationSubjectOptions();
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$allowed = array_keys($subjectsMap);
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$admins = $this->fetchAdminNotificationUsers();
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$adminIds = array_map('intval', array_column($admins, 'id'));
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if (empty($adminIds)) {
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return [
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'ok' => true,
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'message' => 'No admins found to update.',
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'updated' => 0,
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];
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}
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$existing = DB::table('admin_notification_subjects')
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->select('id', 'admin_id', 'subject')
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->whereIn('admin_id', $adminIds)
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->get();
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$existingMap = [];
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foreach ($existing as $row) {
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$adminId = (int) ($row->admin_id ?? 0);
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$subject = (string) ($row->subject ?? '');
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if ($adminId <= 0 || $subject === '') {
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continue;
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}
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$existingMap[$adminId] ??= [];
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$existingMap[$adminId][$subject] = (int) ($row->id ?? 0);
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}
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$updates = 0;
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DB::transaction(function () use ($posted, $adminIds, $allowed, $existingMap, &$updates) {
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foreach ($adminIds as $adminId) {
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$subjectRaw = $posted[$adminId] ?? [];
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$selected = [];
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if (is_array($subjectRaw)) {
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foreach ($subjectRaw as $key => $value) {
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$candidate = is_string($key) ? $key : $value;
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if (!is_string($candidate)) {
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continue;
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}
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$candidate = trim($candidate);
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if ($candidate !== '') {
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$selected[] = $candidate;
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}
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}
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}
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$selected = array_values(array_unique(array_filter(
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$selected,
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fn ($value) => in_array($value, $allowed, true)
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)));
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$current = array_keys($existingMap[$adminId] ?? []);
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$toDelete = array_values(array_diff($current, $selected));
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$toInsert = array_values(array_diff($selected, $current));
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if (!empty($toDelete)) {
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DB::table('admin_notification_subjects')
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->where('admin_id', $adminId)
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->whereIn('subject', $toDelete)
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->delete();
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$updates += count($toDelete);
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}
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if (!empty($toInsert)) {
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$batch = [];
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foreach ($toInsert as $subject) {
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$batch[] = [
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'admin_id' => $adminId,
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'subject' => $subject,
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];
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}
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DB::table('admin_notification_subjects')->insert($batch);
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$updates += count($toInsert);
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}
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}
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});
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return [
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'ok' => true,
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'message' => $updates > 0 ? 'Notification subjects updated.' : 'No changes were made.',
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'updated' => $updates,
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];
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}
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public function printRecipientsPayload(): array
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{
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$admins = $this->fetchAdminNotificationUsers();
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$tableReady = $this->hasTable('admin_notification_subjects');
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$assigned = [];
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if ($tableReady && !empty($admins)) {
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$adminIds = array_map('intval', array_column($admins, 'id'));
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$rows = DB::table('admin_notification_subjects')
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->select('admin_id')
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->where('subject', 'print_requests')
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->whereIn('admin_id', $adminIds)
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->get();
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foreach ($rows as $row) {
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$adminId = (int) ($row->admin_id ?? 0);
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if ($adminId > 0) {
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$assigned[$adminId] = true;
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}
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}
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}
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return [
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'admins' => $admins,
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'assigned' => $assigned,
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'table_ready' => $tableReady,
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];
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}
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/**
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* Input shape (API):
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* ['notify' => [12 => true, 15 => true]]
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*/
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public function savePrintRecipients(array $postedNotify): array
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{
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if (!$this->hasTable('admin_notification_subjects')) {
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return [
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'ok' => false,
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'message' => 'Notification subject storage is missing. Run migrations first.',
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'updated' => 0,
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];
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}
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$admins = $this->fetchAdminNotificationUsers();
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$adminIds = array_map('intval', array_column($admins, 'id'));
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if (empty($adminIds)) {
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return [
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'ok' => true,
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'message' => 'No admins found to update.',
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'updated' => 0,
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];
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}
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$selected = [];
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foreach ((array) $postedNotify as $key => $value) {
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$adminId = (int) $key;
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if ($adminId <= 0) continue;
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if (!in_array($adminId, $adminIds, true)) continue;
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$selected[] = $adminId;
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}
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$selected = array_values(array_unique($selected));
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$existingRows = DB::table('admin_notification_subjects')
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->select('admin_id')
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->where('subject', 'print_requests')
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->whereIn('admin_id', $adminIds)
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->get();
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$current = array_values(array_unique(array_map(
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fn ($row) => (int) ($row->admin_id ?? 0),
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$existingRows->all()
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)));
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$toDelete = array_values(array_diff($current, $selected));
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$toInsert = array_values(array_diff($selected, $current));
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DB::transaction(function () use ($toDelete, $toInsert) {
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if (!empty($toDelete)) {
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DB::table('admin_notification_subjects')
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->where('subject', 'print_requests')
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->whereIn('admin_id', $toDelete)
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->delete();
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}
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if (!empty($toInsert)) {
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$batch = [];
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foreach ($toInsert as $adminId) {
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$batch[] = [
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'admin_id' => $adminId,
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'subject' => 'print_requests',
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];
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}
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DB::table('admin_notification_subjects')->insert($batch);
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}
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});
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$changes = count($toDelete) + count($toInsert);
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return [
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'ok' => true,
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'message' => $changes > 0 ? 'Print notification recipients updated.' : 'No changes were made.',
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'updated' => $changes,
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'selected_admin_ids' => $selected,
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];
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}
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public function notificationSubjectOptions(): array
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{
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return [
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'academics' => 'Academics',
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'attendance' => 'Attendance',
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'events' => 'Events',
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'finance' => 'Finance',
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'general' => 'General',
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'print_requests' => 'Print Requests',
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];
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}
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private function getAdminNotificationExcludedRoles(): array
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{
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return [
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'parent',
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'student',
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'guest',
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'teacher',
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'assistant teacher',
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'teacher assistant',
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'teacher_assistant',
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'assistant_teacher',
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'ta',
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'authorized_user',
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];
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}
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public function fetchAdminNotificationUsers(): array
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{
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$excluded = array_map(
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fn ($value) => strtolower(trim((string) $value)),
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$this->getAdminNotificationExcludedRoles()
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);
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// Safer than raw NOT IN string: use bindings + lower(name)
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$rows = DB::table('users as u')
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->select('u.id', 'u.firstname', 'u.lastname', 'u.email')
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->join('user_roles as ur', 'ur.user_id', '=', 'u.id')
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->join('roles as r', 'r.id', '=', 'ur.role_id')
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->whereNull('ur.deleted_at')
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->whereNotNull('r.name')
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->whereNotIn(DB::raw('LOWER(r.name)'), $excluded)
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->groupBy('u.id', 'u.firstname', 'u.lastname', 'u.email')
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->orderBy('u.lastname')
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->orderBy('u.firstname')
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->get();
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return $rows->map(function ($row) {
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return [
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'id' => (int) $row->id,
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'firstname' => (string) ($row->firstname ?? ''),
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'lastname' => (string) ($row->lastname ?? ''),
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'email' => (string) ($row->email ?? ''),
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'full_name' => trim((string)($row->firstname ?? '') . ' ' . (string)($row->lastname ?? '')),
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];
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})->all();
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}
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private function hasTable(string $table): bool
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{
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try {
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return DB::getSchemaBuilder()->hasTable($table);
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} catch (Throwable) {
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return false;
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}
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}
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}
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