using Aitex.Core.RT.Routine;
using Aitex.Core.RT.SCCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Venus_Core;
using Venus_RT.Devices;

namespace Venus_RT.Modules.PMs
{
    class VenusVentRoutine : PMRoutineBase, IRoutine
    {
        private enum VentStep
        {
            vISODelay,
            vClosePendulumValve,
            vCloseTurboPurge,
            vCloseTurboPumping,
            vClosePVValves,
            vDelayForPendulumValve,
            vOpenVentValves,
            vDelay_2,
            vCloseVentValves,
        }

        //private int _ventTime;
        private double _ventTimeDelay = 1;
        private int _checkATMTimeout = 90;

        public bool VentingFlag => _ventingflag;
        private bool _ventingflag = false;

        public VenusVentRoutine(JetPMBase chamber) : base(chamber)
        {
            Name = "PM Vent";

        }

        public RState Start(params object[] objs)
        {
            if (CheckLid() &&
                CheckSlitDoor() &&
                CheckCDA() &&
                CheckATM())
            {
                Reset();


                _checkATMTimeout = SC.GetValue<int>($"{Module}.CheckATMTimeout");
                _ventTimeDelay = SC.GetValue<double>($"{Module}.OverVentTime");

                if (Runner.Start(Module, Name) == RState.Running)
                {
                    _ventingflag = true;
                    return RState.Running;
                }
                else
                {
                    _ventingflag = false;
                    return RState.Failed;
                }
            }

            return RState.Failed;
        }
        public RState Monitor()
        {
            Runner.Delay(VentStep.vISODelay,                _delay_2s)
                .Run(VentStep.vClosePendulumValve,          PendulumValveClose,         () => { return !_chamber.PendulumValveIsOpen(); })
                .Delay(VentStep.vDelayForPendulumValve,     500)
                .Run(VentStep.vCloseTurboPurge,             CloseTurboPurge,            _delay_3s)
                .Run(VentStep.vCloseTurboPumping,           CloseTurboPumping,          _delay_3s)
                .Run(VentStep.vClosePVValves,               ClosePVValves,              _delay_3s)
                .Run(VentStep.vOpenVentValves,              OpenValve,                  () => { return _chamber.IsATM; }, _checkATMTimeout * 1000)
                .Delay(VentStep.vDelay_2,                   (int)_ventTimeDelay)
                .End(VentStep.vCloseVentValves,             CloseVentGasFinalValves,    _delay_2s);

            _ventingflag = Runner.Status == RState.Running;

            return Runner.Status;
        }

        private bool CloseTurboPumping()
        {
            _chamber.OpenValve(ValveType.TurboPumpPumping, false);
            return true;
        }

        private bool CloseTurboPurge()
        {
            _chamber.OpenValve(ValveType.TurboPumpPurge, false);
            return true;
        }

        private bool PendulumValveClose()
        {
            _chamber.TurnPendulumValve(false);

            return true;
        }

        private bool ClosePVValves()
        {
            _chamber.OpenValve(ValveType.Guage, false);
            if (_chamber.PendulumValveIsOpen())
            {
                return _chamber.TurnPendulumValve(false);

            }

            _chamber.OpenValve(ValveType.TurboPumpPumping, false);
            _chamber.OpenValve(ValveType.TurboPumpPurge, false);
            _chamber.OpenValve(ValveType.FastPump, false);
            _chamber.OpenValve(ValveType.SoftPump, false);
            return true;
        }

        private bool OpenValve()
        {
            _chamber.OpenValve(ValveType.PVN22, true);
            _chamber.OpenValve(ValveType.N2, true);
            _chamber.OpenValve(ValveType.GasFinal, true);
            return true;
        }

        private bool CloseVentGasFinalValves()
        {
            if (_chamber.ChamberType == JetChamber.VenusSE || _chamber.ChamberType == JetChamber.VenusDE)
            {
                _chamber.OpenValve(ValveType.PVN22, false);
            }
            _chamber.OpenValve(ValveType.GasFinal, false);
            _chamber.OpenValve(ValveType.N2, false);
            return true;
        }

        public void Abort()
        {
            CloseAllValves();
        }
    }
}