private bool ApplyEventToState(CustomerModifiedEvent evt)
{
var customer = Customers.FirstOrDefault(c => evt.Id == c.Id);
if (customer == null)
{
return(false);
}
Customers = Customers.Replace(customer,
customer with {
Name = evt.NewName.ReplaceIfSome(customer.Name)
});
private void HandleDomainEvent(DomainEvent evt)
{
var _ = evt switch
{
CustomerAddedEvent castedEvt => ApplyEventToState(castedEvt),
CustomerModifiedEvent castedEvt => ApplyEventToState(castedEvt),
CustomerDeletedEvent castedEvt => ApplyEventToState(castedEvt),
RebuildStateEvent castedEvt => ApplyEventToState(castedEvt),
_ => false,
};
RaiseOnStateChanged();
}
