private function generateBatches($csvImages, $itemForBatch)
{
$source = HelperFileFormatting::csvToArray($csvImages);
$batches = array_chunk($source, $itemForBatch);
$columDefinition = array('idProduct', 'pathImg');
$batches = HelperFileFormatting::unshiftColumDefinition($batches, $columDefinition);
foreach ($batches as $key => $batch) {
$batchName = BATCHES_PATH . 'batch' . $key . '.csv';
$zipName = BATCHES_PATH . 'batch' . $key . '.zip';
HelperFileFormatting::createCsv($batch, $batchName, ',');
HelperFileFormatting::createZip($zipName, $this->getImagesFromBatch($batch), IMAGES_PATH);
}
}