add customer cart

common/components/CurrencyAwareBehavior.php

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+<?php
+namespace common\components;
+
+use yii\base\Behavior;
+use common\models\Currency;
+
+class CurrencyAwareBehavior extends Behavior{
+	
+	
+	public function getCurrencyName(){
+		$result = "";
+		$currency = $this->owner->currency;
+		if (isset($currency)){
+			$result  = $currency->name;
+		}
+		return $result;
+	}
+
+	
+	public function getCurrency(){
+		return $this->owner->hasOne( Currency::className(), ["id_currency" =>"id_currency" ] ) ;
+	}
+	
+}

common/components/DiscountAwareBehavior.php

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+<?php
+namespace common\components;
+
+use yii\base\Behavior;
+use common\models\Account;
+use common\models\Discount;
+
+class DiscountAwareBehavior extends Behavior{
+	
+	
+	public function getDiscountName(){
+		$result = "";
+		$discount = $this->owner->discount;
+		if (isset($discount)){
+			$result  = $discount->name;
+		}
+		return $result;
+	}
+
+	
+	public function getDiscount(){
+		return $this->owner->hasOne( Discount::className(), ["id_discount" =>"id_discount" ] ) ;
+	}
+	
+}

common/components/ProductAwareBehavior.php

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+<?php
+namespace common\components;
+
+use yii\base\Behavior;
+use common\models\Account;
+use common\models\Product;
+
+class ProductAwareBehavior extends Behavior{
+	
+	/** @var $product common\models\Product*/
+	public function getProductName(){
+		$result = "";
+		$product = $this->owner->product;
+		if (isset($product)){
+			$result  = $product->name;
+		}
+		return $result;
+	}
+
+	
+	public function getProduct(){
+		return $this->owner->hasOne( Product::className(), ["id_product" =>"id_product" ] ) ;
+	}
+	
+}

common/components/SaleAwareBehavior.php

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+<?php
+namespace common\components;
+
+use yii\base\Behavior;
+use common\models\Sale;
+
+class SaleAwareBehavior extends Behavior{
+	
+	
+	public function getSaleName(){
+		$result = "";
+		$sale = $this->owner->sale;
+		if (isset($sale)){
+			$result  = $sale->name;
+		}
+		return $result;
+	}
+
+	
+	public function getSale(){
+		return $this->owner->hasOne( Sale::className(), ["id_sale" =>"id_sale" ] ) ;
+	}
+	
+}