common/models/CartBillsSearch.php

<?php
namespace common\models;
use common\components\CustomVarDamp;
use Yii;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use common\models\CartBillsView;
/**
 * CartBillsSearch represents the model behind the search form about `common\models\CartBills`.
 */
class CartBillsSearch extends CartBillsView
{
    public $date_to;
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['id', 'account_id', 'status'], 'integer'],
            [['dt', 'date_to'], 'string', 'max' => 10],
        ];
    }
    /**
     * @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 = CartBillsView::find();
        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);
        $this->load($params);
        if (!$this->validate()) {
            return $dataProvider;
        }
        if (  !$params || !$params['CartBillsSearch'] ) {
            // если не переданы параметры - показываем первые 100 записей
            $query->limit = 100;
        }
        $query->andFilterWhere([
            'id' => $this->id,
            'account_id' => $this->account_id,
            'status_id' => $this->status,
        ]);
        if( !empty( $this->dt ) || !empty( $this->date_to ) ){
            $date_from = \Yii::$app->converter->convertTo( 'timestamp', $this->dt );
            $date_to = \Yii::$app->converter->convertTo( 'timestamp', $this->date_to, ['begin_of_the_day' => false] );
            $query->andFilterWhere([
                'between', 'dt', $date_from, $date_to
            ]);
        }
        return $dataProvider;
    }
    public static function findById($id){
        return CartBillsView::find()->where(['id' => $id])->one();
    }
}