public void Handle(SmsReceived sms)
{
BaseInstance instance = instanceRepository.Peek(sms.PhoneNumber);
if (instance != null)
{
if (this.mapper.MappingExists(sms.Body) && !(instance is ForkInstance))
{
ForkInstance fork = new ForkInstance()
{
ForkingFromInstance = instance,
ForkingFromWorkflow = this.mapper.GetStateMachine(instance.GetType()),
ForkingToKeyword = sms.Body,
PhoneNumber = sms.PhoneNumber
};
var stateMachine = this.mapper.GetStateMachine(fork.GetType());
stateMachine.RaiseAnEvent(fork, stateMachine.Start, sms.PhoneNumber);
instanceRepository.Push(sms.PhoneNumber, fork);
}
else
{
//then raise the SMS received event
var stateMachine = this.mapper.GetStateMachine(instance.GetType());
stateMachine.RaiseAnEvent(instance, stateMachine.SMSReceived, sms.Body);
if (instance.CurrentState == stateMachine.Final)
{
instanceRepository.Pop(sms.PhoneNumber);
}
}
}
else if (this.mapper.MappingExists(sms.Body))
{
//make a new state machine instance
instance = this.mapper.GetStateMachineInstance(sms.Body);
IWorkflow stateMachine = this.mapper.GetStateMachine(sms.Body);
stateMachine.RaiseAnEvent(instance, stateMachine.Start, sms.PhoneNumber);
instanceRepository.Push(sms.PhoneNumber, instance);
}
else
{
bus.Publish(new SendSms() { PhoneNumber = sms.PhoneNumber, Body = "That command was not recognized." });
}
}
