/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Coordinates::find()->select(['GAID', 'FDATE' => 'max(FDATE)', 'longitude', 'latitude'])->groupBy('GAID');
$dataProvider = new ActiveDataProvider(['query' => $query, 'sort' => ['defaultOrder' => ['FDATE' => SORT_DESC]]]);
$this->load($params);
if (!$this->validate()) {
return $dataProvider;
}
$query->andFilterWhere(['GAID' => $this->GAID]);
return $dataProvider;
}
