/**
  * @param string $keyword
  * @return \App\Helpers\Parser\Product
  * @throws \Exception
  */
 public function parse($keyword)
 {
     $html = $this->_getHtmlByUrl(self::SEARCH_URL . urlencode($keyword));
     $dom = $this->_parseHtml($html);
     $productUrl = $dom->find('#result_0 a.s-access-detail-page', 0)->getAttribute('href');
     if (empty($productUrl)) {
         throw new \Exception('Product url not found');
     }
     $html = $this->_getHtmlByUrl($productUrl);
     $dom = $this->_parseHtml($html);
     $productDom = $dom->find('.a-container', 0);
     $product = new Product();
     $product->setTitle($this->_cleanHtmlValue($dom->find('#productTitle', 0)));
     $tmp = $dom->find('#priceblock_saleprice', 0);
     if (is_object($tmp)) {
         $product->setPrice($this->_cleanHtmlValue($tmp));
     } else {
         $tmp = $dom->find('#priceblock_ourprice', 0);
         if (is_object($tmp)) {
             $product->setPrice($this->_cleanHtmlValue($tmp));
         }
     }
     $product->setImage($productDom->find('li.image img', 0)->getAttribute('src'));
     $product->setDescription($this->_cleanHtmlValue($productDom->find('#productDescription', 0)));
     return $product;
 }
 /**
  * @param string $keyword
  * @return Product
  */
 public function parse($keyword)
 {
     $product = new Product();
     $product->setTitle('aaaaaa');
     return $product;
 }