using SinochemCarplateService.Models;
using System;
using System.Linq;
using Wayne.Lib.StateEngine;
using Wayne.Lib.StateEngine.Generic;
using WayneChina_IcCardReader_SinoChem.MessageEntity.Incoming;

namespace SinochemInternetPlusApp.States.ICCardMode
{
    public class Composite : CompositeState<FuelingPoint>
    {
        protected override void ConfigureCompositeStateMachine()
        {
            CONFIGURATION.Config(StateMachine.StateTransitionLookup);
        }

        public override void UnhandledEvent(StateEngineEvent stateEngineEvent, ref Transition transition)
        {
            base.UnhandledEvent(stateEngineEvent, ref transition);
            //Create new Eps Trx when new car is coming
            if (stateEngineEvent.Type.Equals(EventType.CarPlateScanned))
            {
                var genericEvent = stateEngineEvent as GenericEvent<CarPlateTrxRequest>;
                if (genericEvent != null && genericEvent.EventArgs != null)
                {
                    var newNozzleId = Convert.ToInt32(genericEvent.EventArgs.gun);
                    Main.NewEpsTrx = EpsTransaction.CreateEpsTrx(newNozzleId, EpsTransactionMode.CarPlateMode, Main.DebugLogger);
                    Main.NewEpsTrx.Model.car_number = genericEvent.EventArgs.car_Number;
                    Main.NewEpsTrx.Model.ttc = genericEvent.EventArgs.ttc;
                    Main.NewEpsTrx.Model.balance_before_trx = genericEvent.EventArgs.amount;
                    Main.NewEpsTrx.Model.token = genericEvent.EventArgs.token;
                    Main.NewEpsTrx.Model.tid = genericEvent.EventArgs.tid;
                    Main.NewEpsTrx.Model.xf_date = DateTime.Parse(DateTime.Now.Date.ToString("yyyy-MM-dd"));
                    Main.NewEpsTrx.Model.trx_status = EpsTrxStatus.BeforeFueling;
                    Main.NewEpsTrx.SaveToDb();

                    //Sending trx list including the new trx
                    var validTrx = EpsTransactionQuery.GetValidCarPlateEpsTrxModels(
                        Main.GetAllNozzlesOnThisSide(),
                        ConfigurationValues.AlreadyDoneEpsTrxCountPerDisplay,
                        Main.DebugLogger);

                    Main.ActiveTrx = validTrx;

                    if (Main.Eps.NozzleMappingGradeName() != null)
                    {
                        foreach (var trx in validTrx)
                        {
                            if (trx.trx_status == EpsTrxStatus.BeforeFueling || trx.trx_status == EpsTrxStatus.Fueling)
                            {
                                trx.AvailableNozzleGrade = Main.GetAvailableNozzleInfo(); 
                            }
                        }
                    }

                    int requestId;
                    var text = Main.Eps.CreateDisplayTrxCommand(validTrx, out requestId, 0);
                    if (Main.Eps.CarPlateHandler != null)
                    {
                        DebugLog(text);
                        Main.Eps.CarPlateHandler.BroadcastMessageViaFdc(text);
                    }
                    genericEvent.Handled = true;
                }
            }
            else if (stateEngineEvent.Type.Equals(EventType.ReaderStateChanged))
            {
                var genericEvent = stateEngineEvent as GenericEvent<CardReaderStateEventArgs>;
                if (genericEvent != null &&
                    genericEvent.EventArgs != null &&
                    genericEvent.EventArgs.CardReaderState.State == CardReaderState.CardInserted)
                {
                    DebugLog("Unexpected CardInsert event in the CarPlateManualMode");
                    genericEvent.Handled = true;
                    return;

                }
            }
            else if (stateEngineEvent.Type.Equals(EventType.OnlineVerification))
            {
                var genericEvent = stateEngineEvent as GenericEvent<CardOnlineVerificationEventArgs>;
                if (genericEvent != null &&
                    genericEvent.EventArgs != null)
                {
                    DebugLog("Unexpected card online verification event in the CarPlateManualMode");
                    genericEvent.Handled = true;
                    return;
                }
            }
        }
    }
}