isNewRecord) {
        $this->title = \Yii::t('app', 'Create product to project');
    } else {
        $this->title = \Yii::t('app', 'Update product to project');
    }
    $this->params[ 'breadcrumbs' ][] = [
        'label' => \Yii::t('app', 'Project'),
        'url'   => [
            'index',
        ],
    ];
    $this->params[ 'breadcrumbs' ][] = [
        'label' => \Yii::t('app', 'Products to project' . ': ' . $project->lang->title),
        'url'   => [
            'product',
            'id' => $project->project_id,
        ],
    ];
    $this->params[ 'breadcrumbs' ][] = $this->title;
?>
    
        = Html::encode($this->title) ?>
        field($model, 'product_id')
                      ->dropDownList($products, [ 'prompt' => \Yii::t('app', 'Выберите коллекцию') ]);
        ?>
        
            field($model, 'product_variant_id')
                          ->dropDownList($variants, [ 'prompt' => \Yii::t('app', 'Выберите товар') ]);
            ?>
        
        isNewRecord ? \Yii::t('app', 'Добавить') : \Yii::t('app', 'Обновить') ), [ 'class' => 'btn btn-success' ]);
            $form::end();
        ?>
    
 
registerJs("
          $(document).on(
                'change', '#producttoproject-product_id', function(e)
                {
                    var value = parseInt($(this).val());
                    var dropDown = $('#producttoproject-product_variant_id');
                    var container = $(dropDown).parents('.product_variant_container');
                    $(dropDown).find('option[value!=\"\"]').remove();
                    $(container).addClass('hidden');
                    if(value)
                    {
                        $.get(
                            '/admin/project/get-variants?product_id=' + value, function(data)
                            {
                                if(data.length > 0)
                                {
                                    $.each(
                                        data, function(key, value)
                                        {
                                       
                                            $(dropDown)
                                            .append('