<?php
namespace App\Http\Controllers\Admin;
use App\Http\Controllers\Controller;
use App\Models\Lesson;
use App\Models\Question;
use App\Models\Quiz;
use App\Models\QuizSubmission;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Facades\Validator;
class QuizController extends Controller
{
public function store(Request $request)
{
$validator = Validator::make($request->all(), [
'title' => 'required',
'section' => 'required|numeric',
'second' => 'max:59',
'minute' => 'max:59',
'hour' => 'max:23',
'total_mark' => 'required|numeric',
'pass_mark' => 'required|numeric',
'retake' => 'required|numeric|min:1',
])->after(function ($validator) use ($request) {
$hour = $request->hour;
$minute = $request->minute;
$second = $request->second;
if ($hour == 0 && $minute == 0 && $second == 0) {
$validator->errors()->add('second', 'If hour and minute are 0, second must be greater than 0.');
} elseif ($hour == 0 && $minute == 0 && $second < 1) {
$validator->errors()->add('minute', 'If hour is 0, minute must be greater than 0.');
} elseif ($minute == 0 && $second == 0 && $hour < 1) {
$validator->errors()->add('hour', 'If minute and second are 0, hour must be greater than 0.');
}
if ($request->pass_mark > $request->total_mark) {
$validator->errors()->add('pass_mark', 'The pass mark must be less than the total mark.');
}
});
if ($validator->fails()) {
return redirect()->back()->withErrors($validator)->withInput();
}
$title = Lesson::join('sections', 'lessons.section_id', 'sections.id')
->join('courses', 'sections.course_id', 'courses.id')
->where('courses.user_id', auth()->user()->id)
->where('lessons.title', $request->title)
->first();
if ($title) {
Session::flash('error', get_phrase('Title has been taken.'));
return redirect()->back();
}
$data['title'] = $request->title;
$data['section_id'] = $request->section;
$data['total_mark'] = $request->total_mark;
$data['pass_mark'] = $request->pass_mark;
$data['retake'] = $request->retake;
$data['description'] = $request->description;
$data['start_time'] = $request->start_time;
$data['end_time'] = $request->end_time; $data['is_minusmarking'] = $request->is_minusmarking; $data['minusmarking'] = $request->minusmarking;
$data['lesson_type'] = 'quiz';
$data['status'] = 1;
$data['course_id'] = $request->course_id;
$data['user_id'] = auth()->user()->id;
$hour = $request->hour ?? 0;
$minute = $request->minute ?? 0;
$second = $request->second ?? 0;
$data['duration'] = $hour . ':' . $minute . ':' . $second;
Lesson::insert($data);
Session::flash('success', get_phrase('Quiz has been created.'));
return redirect()->back();
}
public function update(Request $request, $id)
{
$validator = Validator::make($request->all(), [
'title' => 'required',
'section' => 'required|numeric',
'second' => 'max:59',
'minute' => 'max:59',
'hour' => 'max:23',
'total_mark' => 'required|numeric',
'pass_mark' => 'required|numeric',
'retake' => 'required|numeric|min:1',
])->after(function ($validator) use ($request) {
$hour = $request->hour;
$minute = $request->minute;
$second = $request->second;
if ($hour == 0 && $minute == 0 && $second == 0) {
$validator->errors()->add('second', 'If hour and minute are 0, second must be greater than 0.');
} elseif ($hour == 0 && $minute == 0 && $second < 1) {
$validator->errors()->add('minute', 'If hour is 0, minute must be greater than 0.');
} elseif ($minute == 0 && $second == 0 && $hour < 1) {
$validator->errors()->add('hour', 'If minute and second are 0, hour must be greater than 0.');
}
if ($request->pass_mark > $request->total_mark) {
$validator->errors()->add('pass_mark', 'The pass mark must be less than the total mark.');
}
});
if ($validator->fails()) {
return redirect()->back()->withErrors($validator)->withInput();
}
$title = Lesson::join('sections', 'lessons.section_id', 'sections.id')
->join('courses', 'sections.course_id', 'courses.id')
->where('lessons.id', '!=', $id)
->where('lessons.title', $request->title)
->where('courses.user_id', auth()->user()->id)
->first();
if ($title) {
Session::flash('error', get_phrase('Title has been taken.'));
return redirect()->back();
}
$data['title'] = $request->title;
$data['section_id'] = $request->section;
$data['total_mark'] = $request->total_mark;
$data['pass_mark'] = $request->pass_mark;
$data['retake'] = $request->retake;
$data['description'] = $request->description;
$data['start_time'] = $request->start_time;
$data['end_time'] = $request->end_time; $data['is_minusmarking'] = $request->is_minusmarking; $data['minusmarking'] = $request->minusmarking;
$data['lesson_type'] = 'quiz';
$data['status'] = 1;
$data['course_id'] = $request->course_id;
$data['user_id'] = auth()->user()->id;
$hour = $request->hour ?? 0;
$minute = $request->minute ?? 0;
$second = $request->second ?? 0;
$data['duration'] = $hour . ':' . $minute . ':' . $second;
Lesson::where('id', $id)->update($data);
Session::flash('success', get_phrase('Quiz has been updated.'));
return redirect()->back();
}
public function result(Request $request)
{
$submissions = QuizSubmission::where('quiz_id', $request->quizId)
->where('user_id', $request->participant)->get();
$result[] = "<option>" . get_phrase('Select an option') . "</option>";
foreach ($submissions as $key => $submission) {
$result[] = "<option value=" . $submission->id . ">Attempt " . ++$key . "</option>";
}
return $result;
}
public function result_preview(Request $request)
{
$page_data['quiz'] = Lesson::where('id', $request->quizId)->first();
$page_data['results'] = QuizSubmission::where('quiz_id', $request->quizId)->where('user_id', $request->participantId)->get();
$page_data['questions'] = Question::where('quiz_id', $request->quizId)->get();
return view('admin.quiz_result.preview', $page_data);
}
}