/**
* Add product to import
*
* @param \Magento\CatalogImportExport\Model\Import\Product $product
* @param string $storeId
* @return $this
*/
protected function addProductToImport($product, $storeId)
{
if (!isset($this->products[$product->getId()])) {
$this->products[$product->getId()] = [];
$this->products[$product->getId()][$storeId] = $product;
}
return $this;
}