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<?php
/**
* File name: ExamScheduleCrudController.php
* Last modified: 19/07/21, 12:55 AM
* Author: NearCraft - https://codecanyon.net/user/nearcraft
* Copyright (c) 2021
*/
namespace App\Http\Controllers\Admin;
use App\Filters\ExamScheduleFilters;
use App\Http\Controllers\Controller;
use App\Http\Requests\Admin\StoreExamScheduleRequest;
use App\Http\Requests\Admin\UpdateExamScheduleRequest;
use App\Models\Exam;
use App\Models\ExamSchedule;
use App\Models\UserGroup;
use App\Repositories\ExamRepository;
use App\Settings\LocalizationSettings;
use App\Transformers\Admin\ExamScheduleTransformer;
use Carbon\Carbon;
use Inertia\Inertia;
class ExamScheduleCrudController extends Controller
{
private ExamRepository $repository;
public function __construct(ExamRepository $repository)
{
$this->middleware(['role:admin|instructor']);
$this->repository = $repository;
}
/**
* List all exam schedules of a exam
*
* @param $id
* @param ExamScheduleFilters $filters
* @return \Illuminate\Http\RedirectResponse|\Inertia\Response
*/
public function index($id, ExamScheduleFilters $filters)
{
$exam = Exam::findOrFail($id);
if(!$exam->is_active) {
return redirect()->back()->with('errorMessage', 'Exam is in draft mode. Kindly publish exam before scheduling it to users');
}
return Inertia::render('Admin/ExamSchedules', [
'exam' => $exam->only(['id', 'title']),
'steps' => $this->repository->getSteps($exam->id, 'schedules'),
'editFlag' => true,
'examSchedules' => function () use($filters, $exam) {
return fractal(ExamSchedule::filter($filters)
->with('exam:id,title')
->where('exam_id', $exam->id)
->paginate(request()->perPage != null ? request()->perPage : 10),
new ExamScheduleTransformer())->toArray();
},
'userGroups' => UserGroup::select(['id', 'name'])->active()->get()
]);
}
/**
* Store a exam schedule
*
* @param StoreExamScheduleRequest $request
* @return \Illuminate\Http\RedirectResponse
*/
public function store(StoreExamScheduleRequest $request)
{
$exam = Exam::findOrFail($request->exam_id);
$schedule = new ExamSchedule();
if($request->schedule_type == 'fixed') {
$startDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->start_date.' '.$request->start_time);
$schedule->start_date = $startDate->toDateString();
$schedule->start_time = $startDate->toTimeString();
$endDate = $startDate->addSeconds($exam->total_duration);
$schedule->end_date = $endDate->toDateString();
$schedule->end_time = $endDate->toTimeString();
$schedule->grace_period = $request->grace_period;
}
if($request->schedule_type == 'flexible') {
$startDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->start_date.' '.$request->start_time);
$schedule->start_date = $startDate->toDateString();
$schedule->start_time = $startDate->toTimeString();
$endDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->end_date.' '.$request->end_time);
$schedule->end_date = $endDate->toDateString();
$schedule->end_time = $endDate->toTimeString();
}
$schedule->exam_id = $request->exam_id;
$schedule->schedule_type = $request->schedule_type;
$schedule->status = $request->status;
$schedule->save();
if($schedule) {
$schedule->userGroups()->sync($request->user_groups);
}
return redirect()->back()->with('successMessage', 'Exam Schedule was successfully added!');
}
/**
* Show a exam schedule
*
* @param $id
* @return array
*/
public function show($id)
{
$examSchedule = ExamSchedule::find($id);
return fractal($examSchedule, new ExamScheduleTransformer())->toArray();
}
/**
* Edit a exam schedule
*
* @param Exam $exam
* @param $id
* @param LocalizationSettings $localization
* @return \Illuminate\Http\JsonResponse
*/
public function edit(Exam $exam, $id, LocalizationSettings $localization)
{
$schedule = ExamSchedule::with(['userGroups:id'])->find($id);
$now = Carbon::now()->timezone($localization->default_timezone);
$startsIn = $now->diffInSeconds($schedule->starts_at, false);
return response()->json([
'schedule' => $schedule,
'userGroups' => $schedule->userGroups()->pluck('id'),
'disableFlag' => $schedule->status == 'expired' || $startsIn < 15
]);
}
/**
* Update a exam schedule
*
* @param UpdateExamScheduleRequest $request
* @param Exam $exam
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function update(UpdateExamScheduleRequest $request, Exam $exam, $id)
{
$schedule = ExamSchedule::with('exam:id,total_duration')->find($id);
if($schedule->status == 'expired') {
return redirect()->back()->with('errorMessage', 'You can\'t update once exam schedule starts or expired. Please create a new schedule.');
}
if($schedule->schedule_type == 'fixed') {
$startDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->start_date.' '.$request->start_time);
$schedule->start_date = $startDate->toDateString();
$schedule->start_time = $startDate->toTimeString();
$endDate = $startDate->addSeconds($schedule->exam->total_duration);
$schedule->end_date = $endDate->toDateString();
$schedule->end_time = $endDate->toTimeString();
$schedule->grace_period = $request->grace_period;
}
if($schedule->schedule_type == 'flexible') {
$startDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->start_date.' '.$request->start_time);
$schedule->start_date = $startDate->toDateString();
$schedule->start_time = $startDate->toTimeString();
$endDate = Carbon::createFromFormat('Y-m-d H:i:s', $request->end_date.' '.$request->end_time);
$schedule->end_date = $endDate->toDateString();
$schedule->end_time = $endDate->toTimeString();
}
$schedule->status = $request->status;
$schedule->update();
if($schedule) {
$schedule->userGroups()->sync($request->user_groups);
}
return redirect()->back()->with('successMessage', 'Exam Schedule was successfully updated!');
}
/**
* Delete a exam schedule
*
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function destroy(Exam $exam, $id)
{
try {
$examSchedule = ExamSchedule::find($id);
$examSchedule->userGroups()->detach();
$examSchedule->secureDelete('sessions');
}
catch (\Illuminate\Database\QueryException $e){
return redirect()->back()->with('errorMessage', 'Unable to Delete Exam Schedule . Remove all associations and Try again!');
}
return redirect()->back()->with('successMessage', 'Exam Schedule was successfully deleted!');
}
}