File "GradeController.php"

Full Path: /home/trinadezambia/public_html/admin_panel/app/Http/Controllers/Exam/GradeController.php
File size: 2.48 KB
MIME-type: text/x-php
Charset: utf-8

<?php

namespace App\Http\Controllers\Exam;

use App\Http\Controllers\Controller;
use App\Models\ExamResult;
use App\Models\Grade;
use App\Repositories\Grades\GradesInterface;
use App\Services\ResponseService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Throwable;

class GradeController extends Controller {
    private GradesInterface $grades;

    public function __construct(GradesInterface $grades) {
        $this->grades = $grades;
    }

    public function index() {
        ResponseService::noFeatureThenRedirect('Exam Management');
        ResponseService::noPermissionThenRedirect('grade-create');
        $grades = $this->grades->all();
        return response(view('exams.grade', compact('grades')));
    }

    public function store(Request $request) {
        ResponseService::noFeatureThenRedirect('Exam Management');
        ResponseService::noPermissionThenSendJson('grade-create');
        $request->validate([
            'grade_data' => 'required|array'
        ]);
        try {
            foreach ($request->grade_data as $data) {
                $gradesData = array(
                    'starting_range' => $data['starting_range'],
                    'ending_range'   => $data['ending_range'],
                    'grade'          => $data['grades'],
                    'created_at'     => now(),
                );
                $this->grades->updateOrCreate(['id' => $data['id'] ?? null], $gradesData);
            }
            ResponseService::successResponse('Data Updated Successfully');
        } catch (Throwable $e) {
            DB::rollBack();
            ResponseService::logErrorResponse($e, "Exam Controller -> Grade Create OR Update method");
            ResponseService::errorResponse();
        }
    }

    public function destroy($id) {
        ResponseService::noFeatureThenRedirect('Exam Management');
        ResponseService::noPermissionThenSendJson('grade-delete');
        try {
            $grade = $this->grades->findById($id);
            if (ExamResult::where('grade', $grade->grade)->exists()) {
                return ResponseService::errorResponse("Cannot delete this grade because it is already used in one or more exam results.");
            }
            $this->grades->deleteById($id);
            ResponseService::successResponse('Data Deleted Successfully');
        } catch (Throwable $e) {
            ResponseService::logErrorResponse($e, "Exam Controller -> Grade Delete method");
            ResponseService::errorResponse();
        }
    }
}