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