/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params, $currency, $transaction, $location)
{
$query = Exchange::find()->where(['currency' => $currency])->andWhere(['transaction' => $transaction])->andWhere(['location_id' => $location]);
$dataProvider = new ActiveDataProvider(['query' => $query, 'totalCount' => 100, 'pagination' => ['defaultPageSize' => 100, 'pageSizeLimit' => [1, 100]]]);
$this->load($params);
if (!$this->validate()) {
$query->where('0=1');
return $dataProvider;
}
$query->andFilterWhere(['create_time' => $this->create_time]);
return $dataProvider;
}
/**
* @return \yii\db\ActiveQuery
*/
public function getExchange()
{
return $this->hasMany(Exchange::className(), ['create_time' => 'date', 'location_id' => 'location_id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getExchanges()
{
return $this->hasMany(Exchange::className(), ['user_id' => 'id']);
}
/**
* Finds the Exchange model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Exchange the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Exchange::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}