using Aitex.Core.RT.Routine;
using Aitex.Core.RT.SCCore;
using Venus_RT.Devices;
using MECF.Framework.Common.Equipment;
using Venus_Core;

namespace Venus_RT.Modules.TM
{
    class MFVentRoutine : ModuleRoutineBase, IRoutine
    {
        private enum VentStep
        {
            kVenting,
            kOpenSoftVent,
            KSwitchFastVent,
            kCloseVentValves,
            KDelay,
            kCloseExhaustValve,

        }

        private int _ventingTimeout;
        private int _SoftVentEndPressure;
        private readonly JetTM _JetTM;
        private int _ventTimeDelay = 1;
        public MFVentRoutine(JetTM jetTM, ModuleName mod) : base(mod)
        {
            _JetTM = jetTM;
            Name = "Vent ";
        }

        public RState Start(params object[] objs)
        {
            _JetTM.TurnSoftPumpValve(Module, false);
            _JetTM.TurnFastPumpValve(Module, false);
            _JetTM.TurnPurgeValve(Module, false);


            if (_JetTM.CheckLidClosed(Module) &&
                _JetTM.CheckPumpValveClosed(Module) &&
                _JetTM.CheckPurgeValveClosed(Module))
            {
                Reset();
                _ventingTimeout = SC.GetValue<int>($"{Module}.VentingTimeout") * 1000;
                _SoftVentEndPressure = SC.GetValue<int>($"{Module}.SoftVentEndPressure");
                _ventTimeDelay = SC.GetValue<int>($"{Module}.OverVentTime");
                return Runner.Start(Module, Name);
            }

            return RState.Failed;
        }

        public RState Monitor()
        {
            Runner.Run(VentStep.kOpenSoftVent,       OpenSoftVentValve,   IsSoftVentEnd)
                  .Run(VentStep.KSwitchFastVent,     SwitchFastVentValve, IsPressureReady, _ventingTimeout)
                  .Delay(VentStep.KDelay,            _ventTimeDelay)
                  .Run(VentStep.kCloseVentValves,    CloseVentValve,              _delay_1s)
                  .End(VentStep.kCloseExhaustValve,  CloseExhaustValve);

            return Runner.Status;
        }

        private bool OpenSoftVentValve()
        {
            _JetTM.TurnN2Valve(true);
            _JetTM.TurnPurgeValve(Module, true);

            switch (Module)
            {
                case ModuleName.LLA:
                    _JetTM.SetLLAFlow(2000);
                    break;
                case ModuleName.LLB:
                    _JetTM.SetLLBFlow(2000);
                    break;
                case ModuleName.TM:
                    _JetTM.SetTMFlow(100);

                    break;
            }



            return true;
        }


        private bool CloseExhaustValve()
        {
            _JetTM.TurnExhaustValve(Module, false);
            return true;
        }
        private bool IsSoftVentEnd()
        {
            return _JetTM.GetModulePressure(Module) > _SoftVentEndPressure;
        }
        private bool SwitchFastVentValve()
        {
            switch (Module)
            {
                case ModuleName.LLA:
                    _JetTM.SetLLAFlow(0);
                    break;
                case ModuleName.LLB:
                    _JetTM.SetLLBFlow(0);
                    break;
                case ModuleName.TM:
                    _JetTM.SetTMFlow(0);

                    break;
            }
            _JetTM.TurnPurgeValve(Module, false);
            _JetTM.TurnExhaustValve(Module, true);
            _JetTM.TurnVentValve(Module, true);

            return true;
        }

        private bool CloseVentValve()
        {
            _JetTM.TurnPurgeValve(Module, false);
            _JetTM.TurnVentValve(Module, false);

            return true;
        }

        private bool IsPressureReady()
        {
            return _JetTM.IsModuleATM(Module);
        }

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