/**
 * Creates data provider instance with search query applied
 *
 * @param array $params
 *
 * @return ActiveDataProvider
 */
 public function search($params)
 {
     $query = InventoryModel::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $this->load($params);
     if (!$this->validate()) {
         // uncomment the following line if you do not want to any records when validation fails
         // $query->where('0=1');
         return $dataProvider;
     }
     $query->andFilterWhere(['inventory_id' => $this->inventory_id, 'film_id' => $this->film_id, 'store_id' => $this->store_id, 'last_update' => $this->last_update]);
     return $dataProvider;
 }
 /**
  * @return \yii\db\ActiveQuery
  */
 public function getInventories()
 {
     return $this->hasMany(\giiant\sakila\models\Inventory::className(), ['store_id' => 'store_id']);
 }
 /**
  * @return \yii\db\ActiveQuery
  */
 public function getInventory()
 {
     return $this->hasOne(\giiant\sakila\models\Inventory::className(), ['inventory_id' => 'inventory_id']);
 }
 /**
  * Finds the Inventory model based on its primary key value.
  * If the model is not found, a 404 HTTP exception will be thrown.
  * @param integer $inventory_id
  * @return Inventory the loaded model
  * @throws HttpException if the model cannot be found
  */
 protected function findModel($inventory_id)
 {
     if (($model = Inventory::findOne($inventory_id)) !== null) {
         return $model;
     } else {
         throw new HttpException(404, 'The requested page does not exist.');
     }
 }