public static CommandProcess Start(string email)
{
var state = AccountState.FromStorage(AccountStore.AccountStates.SingleOrDefault(x => x.Email == email));
if (state == null)
{
throw new Exception("Not found");
}
var account = Account.Create(state);
return(new CommandProcess(state, account));
}
public void Handle(BecomeCustomerCommand command)
{
var state = AccountState.FromStorage(AccountStore.AccountStates.SingleOrDefault(x => x.Email == command.Email)) ?? new AccountState();
var agg = Account.Create(state);
agg.BecomeCustomer(command.Email, command.Username);
foreach (var change in agg.Changes())
{
EventStore.Add(change);
}
AccountStore.AccountStates.Add(state.ToStorage());
}
public void Handle(PromoteCreditCardAsPrimaryCommand command)
{
var state = AccountState.FromStorage(AccountStore.AccountStates.SingleOrDefault(x => x.Email == command.Email));
if (state == null)
{
throw new Exception("Not found");
}
var agg = Account.Create(state);
agg.PromoteCreditCard(command.CreditCard);
foreach (var change in agg.Changes())
{
EventStore.Add(change);
}
AccountStore.Update(state.ToStorage());
}
private CommandProcess(AccountState state, Account account)
{
_state = state;
_account = account;
}