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;

namespace SinochemInternetPlusApp.EpsTrxCleanup.States
{
    class CleanupTrxHistory : State<EpsTrxCleanupManager>
    {
        protected override void Enter(StateEntry stateEntry, ref Transition transition)
        {
            base.Enter(stateEntry, ref transition);

            // clean up the eps trxes that are old enough, to avoid too much data in db.
            Main.RemoveEpsTrxHistoryBeforeCertainDate();

            transition = new Transition(this, TransitionType.CleanupTrxHistoryDone);
        }


        protected override void HandleEvent(StateEngineEvent stateEngineEvent, ref Transition transition)
        {
            base.HandleEvent(stateEngineEvent, ref transition);

            if (stateEngineEvent.Type is BasicTransitionType)
            {
                switch ((BasicTransitionType)stateEngineEvent.Type)
                {
                    case BasicTransitionType.Error:
                        transition = new Transition(this, BasicTransitionType.Error);
                        stateEngineEvent.Handled = true;
                        break;
                }
            }
        }
    }
}