itmpwk.ac.id/app/Services/Admin/Master/CourseService.php

73 lines
2.7 KiB
PHP

<?php
namespace App\Services\Admin\Master;
use App\Enums\UserRole;
use App\Models\Course;
use App\Models\User;
use Illuminate\Contracts\Pagination\LengthAwarePaginator;
use Illuminate\Database\Eloquent\Collection;
class CourseService
{
public function paginated(User $user, int $perPage = 25, string $search = '', ?int $departmentId = null, ?int $semesterNumber = null): LengthAwarePaginator
{
return Course::query()
->join('departments', 'departments.id', '=', 'courses.department_id')
->with('department:id,name')
->when($search, fn ($q) => $q->where('courses.name', 'like', "%{$search}%")->orWhere('courses.code', 'like', "%{$search}%"))
->when($departmentId, fn ($q) => $q->where('courses.department_id', $departmentId))
->when($semesterNumber, fn ($q) => $q->where('courses.semester_number', $semesterNumber))
->when($user->hasRole(UserRole::Mahasiswa->value), fn ($q) => $q->where('courses.department_id', $user->student?->department_id))
->when($user->hasRole(UserRole::Dosen->value), fn ($q) => $q->whereIn('courses.department_id', $user->lecturer?->departments()->pluck('departments.id') ?? []))
->orderBy('departments.name')
->orderBy('courses.semester_number')
->orderBy('courses.name')
->paginate($perPage, ['courses.id', 'courses.code', 'courses.name', 'courses.credits', 'courses.department_id', 'courses.semester_number']);
}
public function create(array $data): Course
{
return Course::create($data);
}
public function update(Course $course, array $data): Course
{
$course->update([
'code' => $data['code'],
'name' => $data['name'],
'credits' => $data['credits'],
'department_id' => $data['department_id'],
'semester_number' => $data['semester_number'] ?? null,
]);
return $course;
}
public function delete(Course $course): bool
{
return $course->delete();
}
public function getAllForSelect(): Collection
{
return Course::query()
->join('departments', 'departments.id', '=', 'courses.department_id')
->with('department:id,name')
->orderBy('departments.name')
->orderBy('courses.semester_number')
->orderBy('courses.name')
->get(['courses.id', 'courses.code', 'courses.name', 'courses.department_id', 'courses.semester_number']);
}
public function getSemesterNumbers(): array
{
return Course::query()
->whereNotNull('semester_number')
->distinct()
->orderBy('semester_number')
->pluck('semester_number')
->all();
}
}