private void WhenCustomerFirstNameChanged(CustomerFirstNameChanged e, AllCustomersView view)
{
var existingCustomer = view.Customers.SingleOrDefault(x => x.Id == e.Id);
if (existingCustomer == null)
{
throw new ApplicationException("Customer does not exist...");
}
existingCustomer.FirstName = e.FirstName;
}
protected void MutateWhen(CustomerFirstNameChanged @event)
{
FirstName = @event.FirstName;
}
private void WhenFirstNameChanged(CustomerFirstNameChanged e, CustomerView view)
{
view.FirstName = e.FirstName;
}
