<?php

namespace backend\controllers;

use Yii;
use common\models\Order;
use backend\models\search\OrderSearch;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;

/**
 * OrderController implements the CRUD actions for Order model.
 */
class OrderController extends Controller
{
    /**
     * {@inheritdoc}
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::class,
                'rules' => [
                    [
                        'actions' => ['index', 'view', 'update'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
            'verbs' => [
                'class' => VerbFilter::class,
                'actions' => [
                    'delete' => ['POST'],
                ],
            ],
        ];
    }

    /**
     * Lists all Order models.
     *
     * @return mixed
     */
    public function actionIndex()
    {
        $searchModel = new OrderSearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);

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

    /**
     * Displays a single Order model.
     *
     * @param integer $id
     * @return mixed
     * @throws NotFoundHttpException if the model cannot be found
     */
    public function actionView($id)
    {
        return $this->render('view', [
            'model' => $this->findModel($id),
        ]);
    }

    /**
     * Updates an existing Order model.
     * If update is successful, the browser will be redirected to the 'view' page.
     *
     * @param integer $id
     * @return mixed
     * @throws NotFoundHttpException if the model cannot be found
     */
    public function actionUpdate($id)
    {
        $model = $this->findModel($id);

        if (Yii::$app->request->isPost) {
            $status = Yii::$app->request->post('Order')['status'];
            $model->status = $status;
            if (!in_array($status, [Order::STATUS_COMPLETED, Order::STATUS_PAID])) {
                $model->addError('status', 'Invalid Status');
            } else if ($model->save()) {
                return $this->redirect(['view', 'id' => $model->id]);
            }
        }

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

    /**
     * Finds the Order model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     *
     * @param integer $id
     * @return Order the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */
    protected function findModel($id)
    {
        if (( $model = Order::findOne($id) ) !== null) {
            return $model;
        }

        throw new NotFoundHttpException('The requested page does not exist.');
    }
}
