breadcrumb-the-shire/lib/Repository/Org/UserDepartmentRepository.php

<?php

namespace MintyPHP\Repository\Org;

use MintyPHP\DB;

class UserDepartmentRepository
{
    public static function listDepartmentIdsByUserId(int $userId): array
    {
        $rows = DB::select('select department_id from user_departments where user_id = ?', (string) $userId);
        if (!is_array($rows)) {
            return [];
        }
        $ids = [];
        foreach ($rows as $row) {
            $data = $row['user_departments'] ?? $row;
            if (is_array($data) && isset($data['department_id'])) {
                $ids[] = (int) $data['department_id'];
            }
        }
        return array_values(array_unique($ids));
    }

    public static function replaceForUser(int $userId, array $departmentIds): bool
    {
        DB::delete('delete from user_departments where user_id = ?', (string) $userId);
        if (!$departmentIds) {
            return true;
        }

        foreach ($departmentIds as $departmentId) {
            DB::insert(
                'insert into user_departments (user_id, department_id, created) values (?,?,NOW())',
                (string) $userId,
                (string) $departmentId
            );
        }

        return true;
    }

    public static function removeInvalidForDepartment(int $departmentId): int
    {
        $query = 'delete ud from user_departments ud ' .
            'where ud.department_id = ? and not exists (' .
            'select 1 from user_tenants ut ' .
            'join tenant_departments td on td.tenant_id = ut.tenant_id ' .
            'where ut.user_id = ud.user_id and td.department_id = ud.department_id' .
            ')';
        $result = DB::delete($query, (string) $departmentId);
        return $result !== false ? (int) $result : 0;
    }
}