public void Handle(AccountValueChanged evt)
{
if (!evt.SagaId.HasValue)
{
return;
}
var creating = sagas.GetById <AccountValueTranferring>(evt.SagaId.Value);
creating.Transition(evt);
Save(creating, @by: evt);
}
void Apply(AccountValueChanged evt)
{
value += evt.ValueDifference;
if (evt.SagaId.HasValue)
{
Guid transactionId = evt.SagaId.Value;
decimal transferredValue;
transferredValues.TryGetValue(transactionId, out transferredValue);
transferredValue += evt.ValueDifference;
transferredValues[transactionId] = transferredValue;
}
}
void Apply(AccountValueChanged evt)
{
if (failed)
{
return;
}
if (evt.Id == from)
{
Dispatch(new ChangeAccountValue {
Id = to, Value = transferredValue
});
}
if (evt.Id == to)
{
// Tranferring is completed
}
}
