atcheck/app/Http/Controllers/User/UserClassesController.php

279 lines
14 KiB
PHP

<?php
namespace App\Http\Controllers\User;
use App\Attendance;
use App\Http\Controllers\Controller;
use App\Http\Controllers\UserCache;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Illuminate\Http\Request;
use App\Subject;
use App\Classes;
use App\Room;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Validator;
use Illuminate\Validation\Rule;
class UserClassesController extends Controller {
protected function validator(array $data)
{
$messages = [
'subject_id.required' => 'Wskazanie przedmiotu jest wymagane.',
'subject_id.exists' => 'Wybrany przedmiot jest niepoprawny.',
'date.required' => 'Data jest wymagana.',
'date.date' => 'Niepoprawny format daty.',
'mode.in' => 'Tryb zajęć jest niepoprawny.'
];
$rules = [
'subject_id' => ['required', 'exists:subjects,id'],
'date' => ['required', 'date'],
'mode' => Rule::in([null, 'test', 'quick'])
];
return Validator::make($data, $rules, $messages);
}
protected function student_validator(array $data)
{
$messages = [
'student_id_number.required' => 'Numer indeksu jest wymagany.',
'student_id_number.numeric' => 'Numer indeksu nie jest liczbą.',
'student_name.required' => 'Imię jest wymagane.',
'student_surname.required' => 'Nazwisko jest wymagane.',
];
$rules = [
'student_id_number' => ['required', 'numeric'],
'student_name' => ['required'],
'student_surname' => ['required'],
];
return Validator::make($data, $rules, $messages);
}
public function index($groupBy = 'subject_id') {
$user_id = Auth::id();
if(!$user_id) {
abort(401);
}
$subjects = Subject::where('user_id', $user_id)->get();
$subjects_ids = $subjects->pluck('id')->toArray();
$classes = Classes::whereIn('subject_id', $subjects_ids)->orderBy('created_at', 'DESC')->get();
foreach ($classes as $classes_item) {
$current_date = date('Y-m-d H:i:s');
$classes_date = $classes_item->created_at;
$hours_difference = checkHoursDifference($classes_date, $current_date);
if ($hours_difference > 1.5) {
$classes_item->classes_code = null;
$classes_item->save();
$classes_item->refresh();
}
}
$classes_grouped = $classes->groupBy($groupBy);
$defaultDate = date("Y-m-d");
return view('user.user_classes', ['classes' => $classes, 'classes_grouped' => $classes_grouped, 'subjects' => $subjects, 'grouped_by' => $groupBy, 'defaultDate' => $defaultDate]);
}
public function add_classes(Request $request) {
$validator = $this->validator($request->all());
if ($validator->fails()) {
return redirect()->back()
->withErrors($validator)
->withInput();
}
$subject_id = $request->input('subject_id');
$date = $request->input('date');
$mode = $request->input('mode');
$classes_id = Classes::create([
'subject_id' => $subject_id,
'date' => $date,
'mode' => $mode
])->id;
return redirect(route('user_start_classes', ['classes_id' => $classes_id]));
}
public function delete_classes($classes_id) {
try {
Classes::findOrFail($classes_id)->delete();
return redirect()->back();
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Takie zajęcia nie istniejeą w bazie danych, zatem nie można ich usunąć.']);
}
}
public function edit_classes($classes_id) {
Classes::findOrFail($classes_id);
return redirect()->back();
}
public function start_classes($classes_id) {
try {
$classes = Classes::findOrFail($classes_id);
$classes_code = $classes->classes_code;
if (!$classes_code) {
$classes_code = generateRandomString(10);
$classes->classes_code = $classes_code;
$classes->save();
$classes->refresh();
}
return view('map.start_map', ['classes_code' => $classes_code, 'classes' => $classes]);
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Takie zajęcia nie istnieją w bazie danych, zatem nie można ich rozpocząć.']);
}
}
public function start_classes_verified(Request $request) {
$validator = $this->student_validator($request->all());
if ($validator->fails()) {
return redirect()->back()
->withErrors($validator)
->withInput();
}
$student_id_number = $request->input('student_id_number');
$student_name = $request->input('student_name');
$student_surname = $request->input('student_surname');
try {
$classes = Classes::findOrFail($request->get('classes_id'));
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Takie zajęcia nie istnieją w bazie danych, zatem nie można ich rozpocząć.']);
}
try {
$subject = Subject::findOrFail($classes->subject_id);
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Taki przedmiot nie istnieje w bazie danych.']);
}
try {
$room_capacity = Room::findOrFail($subject->room_id)->capacity;
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Taka sala nie istnieje w bazie danych.']);
}
$attendances = Attendance::where('classes_id', $classes->id)->get();
$student_ids = $attendances->pluck('student_id_number')->toArray();
$seat_numbers = $attendances->pluck('seat_number')->toArray();
if (in_array($student_id_number, $student_ids)) { // if student attendance record already exists
$student_seat_number = Attendance::where('student_id_number', $student_id_number)->first()->seat_number;
$warning = 'Ten numer indeksu został już wcześniej zapisany na te zajęcia.';
return view('map.summary_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => $student_seat_number, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'mode' => $classes->mode, 'warning' => $warning]);
} else {
if (count($seat_numbers) >= $room_capacity) { // if there are no more free seats in room, add student without assigning seat number (regardless of the classes mode)
Attendance::create([
'classes_id' => $classes->id,
'student_id_number' => $student_id_number,
'student_name' => $student_name,
'student_surname' => $student_surname,
'seat_number' => null
]);
$warning = "Zostałeś zapisany na listę obecności, ale bez przyznanego miejsca.";
return view('map.summary_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => null, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'mode' => $classes->mode, 'warning' => $warning]);
} else {
if ($classes->mode == 'quick') {
Attendance::create([
'classes_id' => $classes->id,
'student_id_number' => $student_id_number,
'student_name' => $student_name,
'student_surname' => $student_surname,
'seat_number' => null
]);
return view('map.summary_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => null, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'mode' => $classes->mode, 'warning' => null]);
} else {
// prepare seat map
try {
$room_arrangement = Room::findOrFail($subject->room_id)->arrangement;
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Taka sala nie istnieje w bazie danych.']);
}
if (!$room_arrangement) {
$room_arrangement = Room::where('name', 'Inna sala')->first()->arrangement;
}
$room_rows = count(explode("++", $room_arrangement));
if ($room_rows > 4) { //max 4 rows on one page
$multi_parts = true;
$parts_number = ceil($room_rows / 4);
} else {
$multi_parts = false;
$parts_number = 1;
}
if ($classes->mode == 'test') {
$random_seat = rand(1, $room_capacity);
while (in_array($random_seat, $seat_numbers)) {
$random_seat = rand(1, $room_capacity);
}
return view('map.seat_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => $random_seat, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'seat_numbers' => $seat_numbers, 'room_arrangement' => $room_arrangement, 'multi_parts' => $multi_parts, 'parts_number' => $parts_number, 'mode' => 'test', 'random_seat' => $random_seat]);
} else {
return view('map.seat_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'seat_numbers' => $seat_numbers, 'room_arrangement' => $room_arrangement, 'multi_parts' => $multi_parts, 'parts_number' => $parts_number, 'mode' => null]);
}
}
}
}
}
public function save_classes_data(Request $request) {
$classes_id = $request->input('classes_id');
$student_id_number = $request->input('student_id_number');
$student_name = $request->input('student_name');
$student_surname = $request->input('student_surname');
$seat_number = $request->input('seat_number');
try {
$classes = Classes::findOrFail($request->get('classes_id'));
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Takie zajęcia nie istnieją w bazie danych.']);
}
$attendances = Attendance::where('classes_id', $classes->id)->get();
$student_ids = $attendances->pluck('student_id_number')->toArray();
if (in_array($student_id_number, $student_ids)) { // if student attendance record already exists
$student_seat_number = Attendance::where('student_id_number', $student_id_number)->first()->seat_number;
$warning = 'Ten numer indeksu został już wcześniej zapisany na te zajęcia.';
return view('map.summary_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => $student_seat_number, 'student_id_number' => $student_id_number, 'classes_id' => $classes->id, 'mode' => $classes->mode, 'warning' => $warning]);
} else {
Attendance::create([
'classes_id' => $classes_id,
'student_id_number' => $student_id_number,
'student_name' => $student_name,
'student_surname' => $student_surname,
'seat_number' => $seat_number
]);
return view('map.summary_map', ['student_name' => $student_name, 'student_surname' => $student_surname, 'seat_number' => $seat_number, 'student_id_number' => $student_id_number, 'classes_id' => $classes_id, 'mode' => null, 'warning' => null]);
}
}
public function preview_classes($classes_id, $orderBy = 'student_surname', $orderDirection = 'ASC') {
if (!$classes_id == 0) {
try {
$classes = Classes::findOrFail($classes_id);
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Takie zajęcia nie istnieją w bazie danych.']);
}
$attendances = Attendance::where('classes_id', $classes->id)->orderBy($orderBy, $orderDirection)->get();
$seat_numbers = $attendances->pluck('seat_number')->toArray();
try {
$subject = Subject::findOrFail($classes->subject_id);
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Taki przedmiot nie istnieje w bazie danych.']);
}
try {
$room_arrangement = Room::findOrFail($subject->room_id)->arrangement;
} catch(ModelNotFoundException $exception) {
return redirect()->back()->withErrors(['Taka sala nie istnieje w bazie danych.']);
}
if (!$room_arrangement) {
$room_arrangement = Room::where('name', 'Inna sala')->first()->arrangement;
}
$room_rows = count(explode("++", $room_arrangement));
if ($room_rows > 4) { //max 4 rows on one page
$multi_parts = true;
$parts_number = ceil($room_rows / 4);
} else {
$multi_parts = false;
}
return view('user.user_preview_classes', ['classes_id' => $classes_id, 'room_arrangement' => $room_arrangement, 'attendances' => $attendances, 'seat_numbers' => $seat_numbers, 'orderBy' => $orderBy, 'orderDirection' => $orderDirection, 'multi_parts' => $multi_parts, 'parts_number' => $parts_number]);
}
return redirect()->back();
}
}