Add inventory changes ( tax, net purchase price

backend/views/product/_form.php

@@ -40,6 +40,8 @@ $inventory_groups = ['' => '']  + ArrayHelper::map($inventory_groups, "id_invent
 
     <?= $form->field($model, 'profit_margins')->textInput() ?>
 
+    <?= $form->field($model, 'tax')->textInput() ?>
+
     <?= $form->field($model, 'status')->checkbox( ['value' => 10, 'label' =>    Yii::t('common/product', "Active") 	])  ?>
 
     <?= $form->field($model, 'description')->textarea(['maxlength' => true])->hint( Yii::t( 'common/product', "Max 255 character")) ?>

backend/views/product/index.php

@@ -37,7 +37,8 @@ $this->params['breadcrumbs'][] = $this->title;
             'product_number',
             'barcode',
             'sale_price',
-            [ 
+            'tax',
+            [
             	'attribute' => 'status',
             	'value' => 'statusHuman',
             		

backend/views/product/view.php

@@ -29,6 +29,7 @@ $this->params['breadcrumbs'][] = $this->title;
             'purchase_price',
             'sale_price',
             'profit_margins',
+            'tax',
             'statusHuman',
             'stock',
         	[