private static void UpdateProduct(ImmutableHashSet <ParsedProduct> toUpdateParsedProducts, Product productToUpdate)
{
var parsedProduct = toUpdateParsedProducts.FirstOrDefault(u => ProductDataComparer.IsParsedProductEqualToProduct(u, productToUpdate))
?? throw new Exception("Cannot find any parsed product");
productToUpdate.Price = parsedProduct.Price;
productToUpdate.Mass = parsedProduct.Mass;
}
public void CreateOrUpdateProducts(IEnumerable <ParsedProduct> products)
{
var filteredProducts = products
.Where(p => p != null)
.ToArray();
var toUpdateProducts = GetProductsToUpdate(filteredProducts);
bool isProductToUpdate(ParsedProduct u)
=> toUpdateProducts.Any(p => ProductDataComparer.IsParsedProductEqualToProduct(u, p));
var(toUpdateParsedProducts, toCreateParsedProducts) = filteredProducts.SplitCollection(isProductToUpdate);
UpdateProducts(toUpdateProducts, toUpdateParsedProducts.ToImmutableHashSet());
Context.UpdateRange(toUpdateProducts);
var toCreateProductsInfo = _productsConverter.ConvertParsedProducts(toCreateParsedProducts).ToArray();
Context.AddRange(toCreateProductsInfo.Select(t => t.Product));
Context.SaveChanges();
var imagesDict = ProductsInfoToDict(toCreateProductsInfo);
UploadImagesToProducts(imagesDict);
}