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

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Wayne.Lib.StateEngine;
using Wayne.Lib.StateEngine.Generic;
using WayneChina_IcCardReader_SinoChem.MessageEntity;

namespace SinochemInternetPlusApp.States.ICCardMode
{
    public abstract class SendCardReaderCommandBase : TimeoutState<FuelingPoint>
    {
        protected byte sqNo;

        protected override void Enter(StateEntry stateEntry, ref Transition transition)
        {
            base.Enter(stateEntry, ref transition);

            var command = CreateCommand();
            Main.SendCommand(command, out sqNo);
        }

        protected override void HandleNonTimeoutEvent(StateEngineEvent stateEngineEvent, ref Transition transition)
        {
            GenericEvent<CardReaderAckEventArgs> 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 void Timeout(ref Transition transition)
        {
            transition = new Transition(this, TransitionType.Timeout);
        }

        protected abstract IcCardReaderMessageBase CreateCommand();
    }
}