<?php

namespace backend\models;

use Yii;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use common\models\Product;
use common\components\RoleDefinition;

/**
 * ProductSearch represents the model behind the search form about `common\models\Product`.
 */
class ProductSearch extends Product
{
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [[  'id_product_category', 'id_account',   'status'], 'integer'],
            [['product_number', 'barcode' ,'name'], 'safe'],
        ];
    }

    /**
     * @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 = Product::find();

        if ( !RoleDefinition::isAdmin() ){
        	$query->innerJoin("user_account_assignment",'product.id_account = user_account_assignment.id_account' );
        	$query->andWhere(['user_account_assignment.id_user' => Yii::$app->user->id ]);
        }
        
        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);

        $this->load($params);

        if (!$this->validate()) {
            // uncomment the following line if you do not want to return any records when validation fails
            // $query->where('0=1');
            return $dataProvider;
        }
        
        if ( !empty($this->barcode)){
        	$this->barcode = strtolower($this->barcode);
        }
        
        if ( !empty($this->product_number)){
        	$this->product_number = strtolower($this->product_number);
        }

        $query->andFilterWhere([
            'product.id_product_category' => $this->id_product_category,
            'product.id_account' => $this->id_account,
            'product.status' => $this->status,
            'lower(product.product_number)' => $this->product_number,
            'lower(product.barcode)' => $this->barcode,
        ]);

        $query->andFilterWhere(['like', 'name', $this->name]);

        return $dataProvider;
    }
}