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<?php
/**
* File name: QuizCrudController.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\Http\Controllers\Controller;
use App\Filters\QuizFilters;
use App\Http\Requests\Admin\StoreQuizRequest;
use App\Http\Requests\Admin\UpdateQuizRequest;
use App\Http\Requests\Admin\UpdateQuizSettingsRequest;
use App\Models\Quiz;
use App\Models\QuizType;
use App\Models\SubCategory;
use App\Repositories\QuizRepository;
use App\Transformers\Admin\QuizSearchTransformer;
use App\Transformers\Admin\QuizTransformer;
use App\Transformers\Admin\SubCategorySearchTransformer;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Inertia\Inertia;
class QuizCrudController extends Controller
{
private QuizRepository $repository;
public function __construct(QuizRepository $repository)
{
$this->middleware(['role:admin|instructor'])->except('search');
$this->repository = $repository;
}
/**
* List all quizzes
*
* @param QuizFilters $filters
* @return \Inertia\Response
*/
public function index(QuizFilters $filters)
{
return Inertia::render('Admin/Quizzes', [
'quizzes' => function () use($filters) {
return fractal(Quiz::filter($filters)->with(['subCategory:id,name', 'quizType:id,name'])
->withCount(['quizSchedules' => function($query) {
$query->where('status', '=', 'active');
}])
->paginate(request()->perPage != null ? request()->perPage : 10),
new QuizTransformer())->toArray();
},
]);
}
/**
* Search quizzes api endpoint
*
* @param Request $request
* @param QuizFilters $filters
* @return \Illuminate\Http\JsonResponse
*/
public function search(Request $request, QuizFilters $filters)
{
$query = $request->get('query');
return response()->json([
'quizzes' => fractal(Quiz::select(['id', 'title'])->filter($filters)
->where('title', 'like', '%'.$query.'%')->published()->limit(20)
->get(), new QuizSearchTransformer())
->toArray()['data']
]);
}
/**
* Create a quiz
*
* @return \Inertia\Response
*/
public function create()
{
return Inertia::render('Admin/Quiz/Details', [
'steps' => $this->repository->getSteps(),
'quizTypes' => QuizType::select(['name', 'id'])->get(),
'initialSubCategories' => fractal(SubCategory::select(['id', 'name', 'category_id'])->latest()->take(10)->get(),
new SubCategorySearchTransformer())->toArray()['data']
]);
}
/**
* Store a quiz
*
* @param StoreQuizRequest $request
* @return \Illuminate\Http\RedirectResponse
*/
public function store(StoreQuizRequest $request)
{
$quiz = Quiz::create($request->validated());
return redirect()->route('quizzes.settings', ['quiz' => $quiz->id])
->with('successMessage', 'Quiz was successfully added!');
}
/**
* Show a quiz
*
* @param $id
* @return array
*/
public function show($id)
{
$quiz = Quiz::find($id);
return fractal($quiz, new QuizTransformer())->toArray();
}
/**
* Edit a quiz
*
* @param $id
* @return \Inertia\Response
*/
public function edit($id)
{
$quiz = Quiz::find($id);
return Inertia::render('Admin/Quiz/Details', [
'steps' => $this->repository->getSteps($quiz->id, 'details'),
'quizTypes' => QuizType::select(['name', 'id'])->get(),
'editFlag' => true,
'quiz' => $quiz,
'quizId' => $quiz->id,
'initialSubCategories' => fractal(SubCategory::select(['id', 'name', 'category_id'])
->with('category:id,name')
->where('id', $quiz->sub_category_id)
->get(), new SubCategorySearchTransformer())
->toArray()['data'],
]);
}
/**
* Update a quiz
*
* @param UpdateQuizRequest $request
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function update(UpdateQuizRequest $request, $id)
{
$quiz = Quiz::find($id);
$quiz->update($request->validated());
return redirect()->route('quizzes.settings', ['quiz' => $quiz->id])->with('successMessage', 'Quiz was successfully updated!');
}
/**
* Quiz settings page
*
* @param $id
* @return \Inertia\Response
*/
public function settings($id)
{
$quiz = Quiz::findOrFail($id);
return Inertia::render('Admin/Quiz/Settings', [
'quiz' => $quiz,
'steps' => $this->repository->getSteps($quiz->id, 'settings'),
'editFlag' => true,
'settings' => [
'auto_duration' => $quiz->settings->get('auto_duration', true),
'total_duration' => $quiz->settings->get('total_duration', null),
'auto_grading' => $quiz->settings->get('auto_grading', true),
'correct_marks' => $quiz->settings->get('correct_marks', null),
'cutoff' => $quiz->settings->get('cutoff', 60),
'enable_negative_marking' => $quiz->settings->get('enable_negative_marking', false),
'negative_marking_type' => $quiz->settings->get('negative_marking_type', 'fixed'),
'negative_marks' => $quiz->settings->get('negative_marks', null),
'restrict_attempts' => $quiz->settings->get('restrict_attempts', false),
'no_of_attempts' => $quiz->settings->get('no_of_attempts', null),
'disable_question_navigation' => $quiz->settings->get('disable_question_navigation', false),
'disable_finish_button' => $quiz->settings->get('disable_finish_button', false),
'hide_solutions' => $quiz->settings->get('hide_solutions', false),
'list_questions' => $quiz->settings->get('list_questions', true),
'shuffle_questions' => $quiz->settings->get('shuffle_questions', false),
'show_leaderboard' => $quiz->settings->get('show_leaderboard', true),
],
]);
}
/**
* Update quiz settings
*
* @param UpdateQuizSettingsRequest $request
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function updateSettings(UpdateQuizSettingsRequest $request, $id)
{
$quiz = Quiz::find($id);
$quiz->settings = $request->validated();
if($quiz->settings->get('auto_duration', true)) {
$quiz->total_duration = $quiz->questions()->sum('default_time');
} else {
$quiz->total_duration = $request->total_duration * 60;
}
if($quiz->settings->get('auto_grading', true)) {
$quiz->total_marks = $quiz->questions()->sum('default_marks');
} else {
$quiz->total_marks = $quiz->questions()->count() * $request->correct_marks;
}
$quiz->update();
return redirect()->route('quizzes.questions', ['quiz' => $quiz->id])->with('successMessage', 'Quiz Settings Successfully Updated.');
}
/**
* Delete a quiz
*
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function destroy($id)
{
try {
$quiz = Quiz::find($id);
DB::transaction(function () use ($quiz) {
$quiz->quizSchedules()->forceDelete();
$quiz->sessions()->forceDelete();
$quiz->questions()->detach();
$quiz->secureDelete('sessions', 'quizSchedules');
});
}
catch (\Illuminate\Database\QueryException $e){
return redirect()->route('quizzes.index')
->with('errorMessage', 'Unable to Delete Quiz . Remove all associations and Try again!');
}
return redirect()->route('quizzes.index')
->with('successMessage', 'Quiz was successfully deleted!');
}
}