public async Task AddAsync(IFormFile file, int productId, bool isMain)
{
var product = await productRepository.GetAndEnsureExistAsync(productId);
var uniqueFileName = file.FileName.GetUniqueFileName();
var imagePath = Path.Combine(product.ImagesPath, uniqueFileName);
var imagePathForGet = imagePath.Substring(8); // to remove wwwroot
var image = new Image(imagePathForGet, isMain);
product.AddImage(image);
await productRepository.SaveChangesAsync();
var imagesPhysicalPath = pathManager.GetPhysicalPath(product.ImagesPath);
await fileManager.MoveFileAsync(file, imagesPhysicalPath, uniqueFileName);
}