backend/controllers/TileController.php

<?php
namespace backend\controllers;
use common\models\Tile;
use common\models\TileSearch;
use Yii;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
class TileController extends Controller
{
    /**
     * Lists all Tile models.
     * @return mixed
     */
    public function actionIndex()
    {
        $searchModel = new TileSearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
        return $this->render('index', [
            'searchModel' => $searchModel,
            'dataProvider' => $dataProvider,
        ]);
    }
    /**
     * Creates a new Tile model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return mixed
     */
    public function actionCreate()
    {
        $model = new Tile();
        $model->generateLangs();
        if ($model->loadWithLangs(\Yii::$app->request)) {
            if ($model->saveWithLangs()) {
                return $this->redirect(
                    [
                        'view',
                        'id' => $model->id,
                    ]
                );
            }
        }
        return $this->render(
            'create',
            [
                'model' => $model,
                'modelLangs' => $model->modelLangs,
            ]
        );
    }
    public function actionView($id): string
    {
        return $this->render('view', [
            'model' => $this->findModel($id),
        ]);
    }
    public function actionDelete($id)
    {
        $this->findModel($id)->delete();
        return $this->redirect(['index']);
    }
    protected function findModel($id): Tile
    {
        if (($model = Tile::findOne($id)) !== null) {
            return $model;
        } else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }
}