<?php

namespace common\models;

use Yii;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use common\models\Carousel;

/**
 * CarouselSearch represents the model behind the search form about `app\models\Carousel`.
 */
class CarouselSearch extends Carousel
{
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['carouselid', 'sequence'], 'integer'],
            [['imageurl', 'targeturl', 'caption', 'query', 'createdwhen', 'createdby'], 'safe'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function scenarios()
    {
        // bypass scenarios() implementation in the parent class
        return Model::scenarios();
    }

    /**
     * Creates data provider instance with search query applied
     *
     * @param array $params
     *
     * @return ActiveDataProvider
     */
    public function search($params)
    {
        $query = Carousel::find()->orderBy('sequence DESC');

        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);

        $this->load($params);

        if (!$this->validate()) {
            // uncomment the following line if you do not want to return any records when validation fails
            // $query->where('0=1');
            return $dataProvider;
        }

        $query->andFilterWhere([
            'carouselid' => $this->carouselid,
            'sequence' => $this->sequence,
            'createdwhen' => $this->createdwhen,
        ]);

        $query->andFilterWhere(['like', 'imageurl', $this->imageurl])
            ->andFilterWhere(['like', 'caption', $this->caption])
            ->andFilterWhere(['like', 'query', $this->query])
            ->andFilterWhere(['like', 'createdby', $this->createdby]); 

        return $dataProvider;
    }
}