controllers/EventController.php - master - peyli/Practice

controllers/EventController.php
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Полный код
27 июн 2026, 14:28
27 июн 2026, 14:286181a72
<?php

namespace app\controllers;

use app\models\Cancel;
use app\models\Event;
use app\models\EventSearch;
use app\models\Participant;
use app\models\Type;
use Yii;
use yii\helpers\ArrayHelper;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;

/**
 * EventController implements the CRUD actions for Event model.
 */
class EventController extends Controller
{
    /**
     * @inheritDoc
     */
    public function behaviors()
    {
        return array_merge(
            parent::behaviors(),
            [
                'verbs' => [
                    'class' => VerbFilter::className(),
                    'actions' => [
                        'delete' => ['POST'],
                    ],
                ],
            ]
        );
    }

    /**
     * Lists all Event models.
     *
     * @return string
     */

    public function actionIndex()
    {
        $events = Event::find()
            ->OrderBy(['created_at' => SORT_DESC])->all();
        $searchModel = new EventSearch();
        $dataProvider = $searchModel->search($this->request->queryParams);

        return $this->render('index', [
            'events' => $events,
            'searchModel' => $searchModel,
            'dataProvider' => $dataProvider,
        ]);
    }

    /**
     * Displays a single Event model.
     * @param int $id ID
     * @return string
     */

    /**
     * Displays a single Event model.
     * @param int $id ID
     * @return string
     * @throws NotFoundHttpException if the model cannot be found
     */
    public function actionView($id)

    {
        $event = Event::findOne($id);
        if (!$event) {
            throw new NotFoundHttpException('Мероприятие не найдено');
        }

//        Все участники этого мероприятия
        $participants = Participant::find()
            ->where(['event_id' => $event])
            ->all();

        return $this->render('view', [
            'event' => $event,
            'participants' => $participants,
            'model' => $this->findModel($id),
        ]);
    }

    public function actionJoin($id)

    {

//        Перенаправляет пользователя на окно авторизации, если он не авторизован

        if (Yii::$app->user->isGuest) {
            return $this->redirect(['site/login']);
        }

        $event = Event::findOne($id);
        if (!$event) {
            throw new NotFoundHttpException('Мероприятие не найдено');
        }

        return $this->render('join', [
            'event' => $event,
            'model' => $this->findModel($id),
        ]);
    }

    public function actionSuccess($id)

    {
        $model = Event::findOne($id);
        $event = $model;
        if ((Yii::$app->user->identity->username != $model->user_username)) {
//            Проверка участвует ли уже такой пользователь в этом мероприятии

            $all_participant = Participant::find()
                ->where(['user_username' => Yii::$app->user->identity->username])
                ->andWhere(['event_id' => $model->id])
                ->one();

            if (($all_participant)){
                return $this->render('fail', [
                    'model' => $model,
                    'event' => $event,
                ]);
            }

//            Пользователь добавляется в БД как участник мероприятия

            $participant = new Participant();

            $participant->user_username = Yii::$app->user->identity->username;
            $participant->event_id = $model->id;
            $participant->role = 'Участник';
            $participant->save();
            return $this->render('success', [
                'model' => $model,
                'event' => $event,
            ]);

        } else {
            return $this->render('fail',
                ['model' => $model,
                    'event' => $event,]);
        }

//        return $this->render('success', [
//            'model' => $model,
//            'event' => $event,
//        ]);

    }

    public
    function actionFail()
    {

        return $this->render('fail', [
        ]);

    }

    /**
     * Creates a new Event model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return string|\yii\web\Response
     */
    public
    function actionCreate()
    {
//        Перенаправляет пользователя на окно авторизации, если он не авторизован
        if (Yii::$app->user->isGuest) {
            return $this->redirect(['site/login']);
        }

        $model = new Event();

        $eventTypes = ArrayHelper::map(
            Type::find()->all(),
            'id',
            'name'
        );

        if ($this->request->isPost) {
            if ($model->load($this->request->post()) && $model->save()) {
                // Запись организатора только что созданного мероприятия в таблицу participant
                $participant = new Participant();
                $participant->user_username = $model->user_username;
                $participant->event_id = $model->id;
                $participant->role = 'Организатор';
                $participant->save();
                return $this->redirect(['view', 'id' => $model->id]);
            }
        } else {
            $model->loadDefaultValues();
        }

        return $this->render('create', [
            'model' => $model,
            'eventTypes' => $eventTypes,
        ]);
    }

    public function actionUpdate($id)
    {

        if (Yii::$app->user->isGuest) {
            return $this->goHome();
        }

        $eventTypes = ArrayHelper::map(
            Type::find()->all(),
            'id',
            'name'
        );

        $model = $this->findModel($id);

        if ($this->request->isPost && $model->load($this->request->post()) && $model->save()) {
            return $this->redirect(['view', 'id' => $model->id]);
        }

        return $this->render('update', [
            'model' => $model,
            'eventTypes' => $eventTypes,
        ]);
    }

    public function actionDeleteEvent($id)
    {

        $model = $this->findModel($id);

        $DeleteCancel = new Cancel();
        $DeleteCancel->event_id = $model->id;
        $DeleteCancel->event_title = $model->title;
        $DeleteCancel->user_username = $model->user_username;
        $DeleteCancel->reason = $model->cancel_reason;
        $DeleteCancel->save();

        $model->load($this->request->post());
        $model->save();

        return $this->render('deleteevent',
            ['model' => $model]
        );

    }

    /**
     * @return string|\yii\web\Response
     */

    public
    function actionDelete($id)
    {
        $model = $this->findModel($id);

        if ($model->save()) {

//        Удаление всех участников мероприятия

            $allParticipant = Participant::find()
                ->where(['event_id' => $this->id])
                ->all();

            foreach ($allParticipant as $part) {
                $part->delete();
            }

//        Удаление мероприятия

            $model->delete();

        }

        return $this->redirect(['index']);

    }


//    Отменить участие в мероприятии

    public function actionCancel($id)
    {

        $model = Event::findOne($id);
        $deletePart = Participant::find()
            ->where(['user_username' => Yii::$app->user->identity->username])
            ->andWhere(['event_id' => $model->id])
            ->one();

        $deletePart->delete();

        return $this->redirect(['view', 'id' => $model->id]);
    }

    /**
     * Finds the Event model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     * @param int $id ID
     * @return Event the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */

    protected
    function findModel($id)
    {
        if (($model = Event::findOne(['id' => $id])) !== null) {
            return $model;
        }

        throw new NotFoundHttpException(\Yii::t('app', 'Запрашиваемая страница не существует.'));
    }
}