using SinochemCloudClient.Models;
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.States.ICCardMode
{
    public class CheckCardBalance : TimeoutState<FuelingPoint>
    {
        protected override void Enter(StateEntry stateEntry, ref Transition transition)
        {
            base.Enter(stateEntry, ref transition);

            var tid = Main.OnlineVerificationRequest.TID;
            var encryptedPin = Main.OnlineVerificationRequest.EncryptedPIN;
            var cardNo = Main.OnlineVerificationRequest.CardNo.TrimStart('0');

            Main.SendBalanceQueryToCloudAsync(cardNo, encryptedPin, tid, Main.AssociatedNozzles.First());
            //transition = new Transition(this, TransitionType.Done);
        }

        protected override void HandleNonTimeoutEvent(StateEngineEvent stateEngineEvent, ref Transition transition)
        {
            if (stateEngineEvent.Type is EventType)
            {
                switch ((EventType)stateEngineEvent.Type)
                {
                    case EventType.CloudBalanceOk:
                        var genericEvent = stateEngineEvent as GenericEvent<BalanceInquiryResponse>;
                        if (genericEvent != null)
                        {
                            var tid = Main.OnlineVerificationRequest.TID;
                            var cardNo = Main.OnlineVerificationRequest.CardNo;

                            Main.CreateEpsTransaction(TransactionMode.ICCardMode);
                            Main.CurrentEpsTrx.Model.car_number = genericEvent.EventArgs.result.car_Number;
                            Main.CurrentEpsTrx.Model.card_no = cardNo;
                            //Not in db
                            Main.CurrentEpsTrx.Model.EnryptedPIN = Main.OnlineVerificationRequest.EncryptedPIN;
                            Main.CurrentEpsTrx.Model.ttc = genericEvent.EventArgs.result.ttc;
                            Main.CurrentEpsTrx.Model.balance_before_trx = genericEvent.EventArgs.result.amount;
                            Main.CurrentEpsTrx.Model.token = genericEvent.EventArgs.result.token;
                            Main.CurrentEpsTrx.Model.tid = tid;
                            Main.CurrentEpsTrx.Model.xf_date = DateTime.Parse(DateTime.Now.Date.ToString("yyyy-MM-dd"));
                            Main.CurrentEpsTrx.SaveToDb();

                            transition = new Transition(this, TransitionType.CloudBalanceOk);
                        }
                        else
                        {
                            transition = HandleCloudBalanceFailed();
                        }
                        stateEngineEvent.Handled = true;
                        break;
                    case EventType.CloudBalanceFailed:
                        transition = HandleCloudBalanceFailed();
                        stateEngineEvent.Handled = true;
                        break;
                }
            }
        }

        protected override void Timeout(ref Transition transition)
        {
            transition = HandleCloudBalanceFailed();
        }

        private Transition HandleCloudBalanceFailed()
        {
            return new Transition(this, TransitionType.CloudBalanceFailed);
        }

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