// TODO - Implement ICommandValidator
// TODO - Command uses uint for value so must check for overflow since DB is an int
protected override Task Handle(AddHouseholdItemForClientCommand request, CancellationToken cancellationToken)
{
var categoryExist = Enum.IsDefined(typeof(CategoryType), request.Category);
if (!categoryExist)
{
throw new ArgumentException($"Category {request.Category} is invalid.");
}
_householdItemRepository.Insert(new HouseholdItem
{
Id = request.Id,
Name = request.Name,
Value = (int)request.Value,
Category = request.Category,
DateAdded = DateTime.UtcNow
});
// Note here an Event could be raised to update a user's Total Value if it was persisted.
// Persistence of Total Value would also have a greater performance than calculating at run time.
// Another option is to have a ClientCatalogDomainModel exposing AddItem and RemoveItem
// then it may raise events or calculate internally the Total Value
return(_householdItemRepository.SaveAsync());
}
protected async override Task Handle(RemoveClientHouseholdItemCommand request, CancellationToken cancellationToken)
{
// Note here an Event could be raised to update a user's Total Value if it was persisted.
// Persistence of Total Value would also have a greater performance than calculating at run time.
// Another option is to have a ClientCatalogDomainModel exposing AddItem and RemoveItem
// then it may raise events or calculate internally the Total Value
await _householdItemRepository.DeleteAsync(request.HouseholdItemId);
await _householdItemRepository.SaveAsync();
}