using Aitex.Core.RT.Routine;
using Aitex.Core.RT.SCCore;
using Aitex.Sorter.Common;
using Venus_RT.Devices;
using MECF.Framework.Common.Routine;
using MECF.Framework.Common.Equipment;
using MECF.Framework.Common.SubstrateTrackings;
using Venus_Core;
using Aitex.Core.RT.Log;
using Aitex.Core.Util;
using Venus_RT.Modules.PMs;

namespace Venus_RT.Modules.TM
{
    class MFPMPlaceRoutine : ModuleRoutineBase, IRoutine
    {
        private enum PlaceStep
        {
            WaitPMReady,
            PMPrepare,
            ArmExtend,
            LiftUpWafer,
            ArmRetract,
            NotifyDone,
        }

        private readonly JetTM _JetTM;
        private readonly ITransferRobot _robot;

        private int _placingTimeout = 120 * 1000;
        private ModuleName _targetModule;
        private PMEntity _pmModule;
        int _targetSlot;
        Hand _hand;

        public MFPMPlaceRoutine(JetTM tm, ITransferRobot robot) : base(ModuleName.TM)
        {
            _JetTM = tm;
            _robot = robot;
            Name = "Place to PM";
        }
        public RState Start(params object[] objs)
        {
            if (!_robot.IsHomed)
            {
                LOG.Write(eEvent.ERR_TM, Module, $"TM Robot is not homed, please home it first");
                return RState.Failed;
            }

            _targetModule = (ModuleName)objs[0];
            _targetSlot = (int)objs[1];
            _hand = (Hand)objs[2];

            if (ModuleHelper.IsPm(_targetModule) && ModuleHelper.IsInstalled(_targetModule))
            {
                _pmModule = Singleton<RouteManager>.Instance.GetPM(_targetModule);
            }
            else
            {
                LOG.Write(eEvent.ERR_TM, Module, $"Invalid target module : {_targetModule} for picking action");
                return RState.Failed;
            }

            if (WaferManager.Instance.CheckNoWafer(ModuleName.TM, (int)_hand))
            {
                LOG.Write(eEvent.ERR_TM, Module, $"Cannot Place as TM Robot Arm: {_hand} has no wafer");
                return RState.Failed;
            }

            if (WaferManager.Instance.CheckHasWafer(_targetModule, _targetSlot))
            {
                LOG.Write(eEvent.ERR_TM, Module, $"Cannot Place as {_targetModule} Slot {_targetSlot} already has a wafer");
                return RState.Failed;
            }

            Reset();
            _placingTimeout = SC.GetValue<int>($"{Module}.PlaceTimeout") * 1000;

            return Runner.Start(Module, Name);
        }

        public RState Monitor()
        {
            Runner.Wait((int)PlaceStep.WaitPMReady, () => _pmModule.IsIdle, _delay_60s)
                .Run((int)PlaceStep.PMPrepare,      ModulePrepare,          IsModulePrepareReady)
                .Run((int)PlaceStep.ArmExtend,      ArmExtend,              WaitRobotExtendDone)
                .Run((int)PlaceStep.LiftUpWafer,    NotifyPMPlaceWafer,     WaitPMWaferLiftUp)
                .Run((int)PlaceStep.ArmRetract,     ArmRetract,             WaitRobotRetractDone)
                .End((int)PlaceStep.NotifyDone,     NotifyPMDone,           _delay_50ms);

            return Runner.Status;
        }

        private bool ModulePrepare()
        {
            _pmModule.PostMsg(PMEntity.MSG.PreparePlace);
            return true;
        }

        private bool IsModulePrepareReady()
        {
            return _pmModule.Status == PMEntity.PMStatus.Ready_For_Place && _pmModule.IsSlitDoorOpen;
        }

        private bool ArmExtend()
        {
            return _robot.PlaceExtend(_targetModule, _targetSlot, _hand);
        }
        private bool ArmRetract()
        {
            return _robot.PlaceRetract(_targetModule, _targetSlot, _hand);
        }

        private bool WaitRobotExtendDone()
        {
            if (_robot.Status == RState.Running)
            {
                return false;
            }
            else if (_robot.Status == RState.End)
            {
                return true;
            }
            else
            {
                Runner.Stop($"TM Robot Place Extend failed, {_robot.Status}");
                return true;
            }
        }

        private bool NotifyPMPlaceWafer()
        {
            _pmModule.PostMsg(PMEntity.MSG.LiftUpWafer);
            return true;
        }

        private bool WaitPMWaferLiftUp()
        {
            return _pmModule.Status == PMEntity.PMStatus.Exchange_Ready;
        }

        private bool WaitRobotRetractDone()
        {
            if (_robot.Status == RState.Running)
            {
                return false;
            }
            else if (_robot.Status == RState.End)
            {
                return true;
            }
            else
            {
                Runner.Stop($"TM Robot Place Retract failed, {_robot.Status}");
                return true;
            }
        }

        private bool NotifyPMDone()
        {
            _pmModule.PostMsg(PMEntity.MSG.PlaceReady);
            return true;
        }

        public void Abort()
        {
            _robot.Halt();
        }
    }
}