/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = monitoringkacamata::find()->orderBy("tgl_ambil DESC");
     $query->joinWith(['nikkes0']);
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $dataProvider->sort->attributes['nikkes0'] = ['asc' => ['peserta.nama' => SORT_ASC], 'desc' => ['peserta.nama' => SORT_DESC]];
     $this->load($params);
     if (!$this->validate()) {
         $query->where('1=0');
         return $dataProvider;
     }
     $query->andFilterWhere(['id' => $this->id, 'hak_kacamata_id' => $this->hak_kacamata_id, 'tgl_ambil' => $this->tgl_ambil]);
     $query->andFilterWhere(['like', 'monitoring_kacamata.nikkes', $this->nikkes])->andFilterWhere(['like', 'peserta.nama', $this->nikkes0]);
     return $dataProvider;
 }