public IObjectIdentifier Save(EditSupplierModel input)
{
var supplier = input.IsNew ? new Supplier() : _repo.GetOrThrow <Supplier>(input.Id);
supplier.Name = input.Name;
var existing = supplier.Products.ToList();
var productsToAdd = input.Products.Where(p => p.Checked && existing.All(sp => sp.Variant.Id != p.Id));
var productsToRemove = existing.Where(sp => input.Products.Any(p => !p.Checked && p.Id == sp.Variant.Id));
foreach (var toRemove in productsToRemove)
{
supplier.Remove(toRemove);
_repo.Delete(toRemove);
}
foreach (var toAdd in productsToAdd)
{
supplier.Add(new SupplierProduct(_repo.Get <ProductVariant>(toAdd.Id)));
}
_repo.Save(supplier);
_repo.Commit();
return(new ObjectIdentifier(supplier.Name));
}
