Илья Савиных

$result = [];
if(...) {
     foreach(... as ...) {
          $images = $this->model_catalog_product->getProductImages($result['product_id']);
          if(isset($images[0]['image']) && !empty($images)){
               $images = $images[0]['image']; 
          } else {
               $images = $image;
          }
}