FCC/Applications/SinoChem/SinochemEps/States/ICCardMode/SendCalculateMacRequest.cs

using Wayne.Lib.StateEngine;
using WayneChina_IcCardReader_SinoChem.MessageEntity;
using WayneChina_IcCardReader_SinoChem.MessageEntity.Outgoing;

namespace SinochemInternetPlusApp.States.ICCardMode
{
    public class SendCalculateMacRequest : SendCardReaderCommandBase
    {
        protected override void Enter(StateEntry stateEntry, ref Transition transition)
        {
            base.Enter(stateEntry, ref transition);
            CreateCommand();
            transition = new Transition(this, TransitionType.Done); //Transition out directly, WT30.
        }

        protected override void HandleNonTimeoutEvent(StateEngineEvent stateEngineEvent, ref Transition transition)
        {
            //First step, an ACK expected.
            var e = stateEngineEvent as GenericEvent<CardReaderAckEventArgs>;
            if (e != null && e.EventArgs != null)
            {
                if (e.EventArgs.Ack.MessageSeqNumber == sqNo)
                {
                    e.Handled = true;
                    transition = new Transition(this, TransitionType.Done);
                }
                else
                {
                    DebugLog($"SqNo not matched, Sent: {sqNo}, Received: {e.EventArgs.Ack.MessageSeqNumber}");
                    e.Handled = true;
                    transition = new Transition(this, TransitionType.Done);
                }
            }
        }

        protected override IcCardReaderMessageBase CreateCommand()
        {
            byte[] targetBytes = Main.GetMAC(Main.CurrentEpsTrx.Model);
            return new SignDataRequest(targetBytes);
        }

        protected override int TimeoutInterval =>
            TimeoutValues.GetValueInMilliSec(TimeoutValues.FuelingPoint.ICCardMode_SendCalculateMacRequest, 10);
    }
}