root
70 lines
1.6 KiB
PHP
70 lines
1.6 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\User;
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use Illuminate\Support\Facades\DB;
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class SchoolIdService
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{
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public function assignSchoolIdToUser(int $userId): ?string
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{
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$user = User::query()->find($userId);
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if (!$user) {
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return null;
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}
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$existing = (string) ($user->school_id ?? '');
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if ($existing !== '') {
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return $existing;
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}
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$schoolId = $this->generateUserSchoolId();
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$user->school_id = $schoolId;
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$user->save();
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return $schoolId;
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}
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public function generateStudentSchoolId(): string
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{
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$year = date('y');
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$maxId = 0;
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$row = DB::table('students')
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->selectRaw('MAX(school_id) AS max_id')
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->where('school_id', 'like', "STU{$year}%")
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->first();
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if (!empty($row?->max_id)) {
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$numericPart = substr((string) $row->max_id, 5);
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$maxId = (int) $numericPart;
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}
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$nextId = str_pad($maxId + 1, 5, '0', STR_PAD_LEFT);
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return "STU{$year}{$nextId}";
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}
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public function generateUserSchoolId(): string
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{
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$year = date('y');
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$maxId = 0;
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$row = DB::table('users')
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->selectRaw('MAX(school_id) AS max_id')
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->where('school_id', 'not like', 'S%')
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->where('school_id', 'like', "{$year}%")
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->first();
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if (!empty($row?->max_id)) {
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$numericPart = substr((string) $row->max_id, 2);
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$maxId = max($maxId, (int) $numericPart);
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}
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$nextId = str_pad($maxId + 1, 5, '0', STR_PAD_LEFT);
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return "{$year}{$nextId}";
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}
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}
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