public function getProductMainPicture(Product $product)
 {
     if ($product->getPictures()->count() > 0) {
         $mainPicture = $product->getPictures()->get(0)->getWebPath();
         /** @var ProductPicture $picture */
         foreach ($product->getPictures() as $picture) {
             if ($picture->getIsMain()) {
                 $mainPicture = $picture->getWebPath();
             }
         }
         return $mainPicture;
     } else {
         return $this->comingSoonPicture;
     }
 }