<?php

namespace backend\models;

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

/**
 * NewsletterSearch represents the model behind the search form about `common\models\Newsletter`.
 */
class NewsletterSearch extends Newsletter
{
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['id_newsletter', 'status', 'sent'], 'integer'],
            [['subject', 'body', 'sent_at', 'created_at', 'updated_at'], '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 = Newsletter::find();

        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        	'sort' =>[
        		'defaultOrder' =>[ 'created_at' => SORT_DESC ]	
        	]
        ]);

        $this->load($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([
            'id_newsletter' => $this->id_newsletter,
            'status' => $this->status,
            'sent' => $this->sent,
            'sent_at' => $this->sent_at,
            'created_at' => $this->created_at,
            'updated_at' => $this->updated_at,
        ]);

        $query->andFilterWhere(['like', 'subject', $this->subject])
            ->andFilterWhere(['like', 'body', $this->body]);

        return $dataProvider;
    }
}