using System;
using System.Text.RegularExpressions;
using Aitex.Core.RT.DataCenter;
using Aitex.Core.RT.Device;
using Aitex.Core.RT.Device.Unit;
using Aitex.Core.RT.Log;
using Aitex.Core.Util;
using Aitex.Sorter.Common;
using MECF.Framework.Common.Equipment;
using MECF.Framework.RT.EquipmentLibrary.HardwareUnits.BufferStations;
using MECF.Framework.RT.EquipmentLibrary.HardwareUnits.LoadPorts;
using MECF.Framework.RT.EquipmentLibrary.HardwareUnits.Robot;

namespace Aitex.Sorter.RT.EFEMs.Servers
{
    /// <summary>
    /// Communication establish is not completed
    /// </summary>
    public class InitNoReadyPolicy : CheckImp, IPolicy
    {
        public InitNoReadyPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            var isReady = Singleton<EfemEntity>.Instance.IsCommunicationOk;
            if (!isReady)
            {
                reason = "NOREADY";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// Communication establish is not completed
    /// </summary>
    public class NoReadyPolicy : CheckImp, IPolicy
    {
        public NoReadyPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            var isReady = Singleton<EfemEntity>.Instance.IsCommunicationOk;
            if (!isReady)
            {
                reason = "NOREADY";
                return false;
            }
            return true;
        }
    }
    /// <summary>
    /// NOINITCMPL No Initialize Completed - EFEM is not initialized.
    /// </summary>
    public class NoInitCompletedPolicy : CheckImp, IPolicy
    {
        public NoInitCompletedPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            var entity = GetEntity(device);
            if (entity == null)
            {
                return true;
            }

            if (device == DeviceName.Buffer1 || device == DeviceName.Buffer2 || device == DeviceName.Buffer3 ||
                device == DeviceName.Buffer4)
            {
                entity = GetEntity(DeviceName.System);
            }
            if (!entity.Initialized)
            {
                reason = "NOINITCMPL";
                return false;
            }
            return true;
        }
    }
    /// <summary>
    /// NOORGCMPL No Origin Search Completed - Robot origin search is not performed.
    /// </summary>
    public class NoOriginCompletedPolicy : CheckImp, IPolicy
    {
        public NoOriginCompletedPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            IServerModule entity = GetEntity(device);
            if (entity == null)
            {
                return true;
            }
            if (device == DeviceName.Buffer1 || device == DeviceName.Buffer2 || device == DeviceName.Buffer3 ||
                device == DeviceName.Buffer4)
            {
                entity = GetEntity(DeviceName.System);
            }

            if (!entity.OriginSearched)
            {
                reason = "NOORGCMPL";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// Insufficient vacuum source pressure
    /// </summary>
    public class VacPolicy : CheckImp, IPolicy
    {
        public VacPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            
            if (Singleton<EfemEntity>.Instance.EfemDevice.CheckVacuumError())
            {
                reason = "VAC";
                return false;
            }
            return true;
        }
    }


    /// <summary>
    /// AIR Insufficient air source pressure
    /// </summary>
    public class AirPolicy : CheckImp, IPolicy
    {
        public AirPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            if (!Enum.TryParse(device, out ModuleName moduleName))
            {
                reason = PARAM_NG;
                return false;
            }

            if (ModuleHelper.IsLoadPort(moduleName))
            {
                var sensor = DEVICE.GetDevice<IoSensor>("SensorAirPressureErrorForLoadport");
                if (sensor == null || sensor.Value)
                {
                    return true;
                }
                reason = "AIR";
                return false;
            }

            if (moduleName == ModuleName.Robot || moduleName == ModuleName.System)
            {
                var sensor = DEVICE.GetDevice<IoSensor>("SensorAirPressureErrorForRobot");
                if (sensor == null || sensor.Value)
                {
                    return true;
                }
                reason = "AIR";
                return false;
            }

            reason = "";
            return true;

        }
    }

    /// <summary>
    /// EMS Stop made by EMS message
    /// </summary>
    public class EMSPolicy : CheckImp, IPolicy
    {
        public EMSPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.IsEMSStop)
            {
                reason = "EMS";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// ERROR Error stop
    /// </summary>
    public class ErrorPolicy : CheckImp, IPolicy
    {
        public ErrorPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            if (Singleton<EfemEntity>.Instance.EfemDevice.CheckIsError(ModuleHelper.Converter(device)))
            {
                reason = "ERROR";
                return false;
            }
 
            return true;
        }
    }


    /// <summary>
    /// BUSY Busy (Transfer system is in use)
    /// </summary>
    public class BusyPolicy : CheckImp, IPolicy
    {
        public BusyPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            IServerModule entity = GetEntity(device);
            if (entity.Busy || entity.InUsed)
            {
                if (entity.Busy)
                    LOG.Write($"BusyPolicy {device} is Busy");

                if (entity.InUsed)
                    LOG.Write($"BusyPolicy {device} is InUsed");
                reason = "BUSY";
                return false;
            }
            return true;
        }
    }

    public class InitBusyPolicy : CheckImp, IPolicy
    {
        public InitBusyPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            IServerModule entity = GetEntity(device);
            if (entity is RobotServerModule)
            {
                if ((entity.Busy || entity.InUsed) && (!entity.Error))
                {
                    if (entity.Busy)
                    {
                        LOG.Write($"BusyPolicy {device} is Busy");
                    }

                    if (entity.InUsed)
                    {
                        LOG.Write($"BusyPolicy {device} is InUsed");
                    }
                    reason = "BUSY";
                    return false;
                }
            }
            else if (entity.Busy || entity.InUsed)
            {
                if (entity.Busy)
                    LOG.Write($"BusyPolicy {device} is Busy");

                if (entity.InUsed)
                    LOG.Write($"BusyPolicy {device} is InUsed");
                reason = "BUSY";
                return false;
            }
            return true;
        }
    }


    /// <summary>
    /// NOLINK    Communication with unit is not established
    /// </summary>
    public class LinkPolicy : CheckImp, IPolicy
    {
        public LinkPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            IServerModule entity = GetEntity(device);
            if (!entity.IsLinkOk)
            {
                reason = "NOLINK";
                return false;
            }
            return true;
        }
    }
    /// <summary>
    /// REMOVE Port is not available
    /// </summary>
    public class RemovePolicy : CheckImp, IPolicy
    {
        public RemovePolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            if (ModuleHelper.IsLoadPort((ModuleName)Enum.Parse(typeof(ModuleName), device)))
            {
                string pattern = "[1-9]\\d*";
                Regex rgx = new Regex(pattern);
                var match = int.Parse(rgx.Match(device).ToString());
                if (match > LoadPortQuantity)
                {
                    reason = "REMOVE";
                    return false;
                }
            }
            IServerModule entity = GetEntity(device);
            if (entity == null || entity.Disabled)
            {
                reason = "REMOVE";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// CMPL    Operation made by message is completed
    /// </summary>
    public class CMPLPolicy : CheckImp, IPolicy
    {
        public CMPLPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            IServerModule entity = GetEntity(device);
            if (!entity.Busy)
            {
                reason = "CMPL";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// CLOSE Pod is closed
    /// </summary>    
    public class ClosePolicy : CheckImp, IPolicy
    {
        public ClosePolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            if (ModuleHelper.IsLoadPort(ModuleHelper.Converter(device)))
            {
                LoadPort _device = DEVICE.GetDevice<LoadPort>(device);
                if (_device.DoorState == FoupDoorState.Close)
                {
                    reason = "CLOSE";
                    return false;
                }
            }

            return true;
        }
    }


    /// <summary>
    /// NOMAPCMPL Wafer mapping is not completed
    /// </summary>    
    public class NoWaferMappingCompletedPolicy : CheckImp, IPolicy
    {
        public NoWaferMappingCompletedPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            if (!Singleton<EfemEntity>.Instance.EfemDevice.CheckIsMapped(ModuleHelper.Converter(device)))
            {
                reason = "NOMAPCMPL";
                return false;
            }

            return true;
        }
    }


    /// <summary>
    /// NONPOD No necessary pod
    /// </summary>    
    public class NoPodPolicy : CheckImp, IPolicy
    {
        public NoPodPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (device == DeviceName.SignalTower)
            {
                return true;
            }
            if (ModuleHelper.IsLoadPort(ModuleHelper.Converter(device)))
            {
                LoadPort _device = DEVICE.GetDevice<LoadPort>(device);
                if (_device.CassetteState != LoadportCassetteState.Normal)
                {
                    reason = "NONPOD";
                    return false;
                }
            }

            return true;
        }
    }

    /// <summary>
    /// POD    Unnecessary pod has already existed
    /// </summary>    
    public class PodPolicy : CheckImp, IPolicy
    {
        public PodPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            if (ModuleHelper.IsLoadPort(ModuleHelper.Converter(device)))
            {
                LoadPort _device = DEVICE.GetDevice<LoadPort>(device);

                if (_device.CassetteState == LoadportCassetteState.Normal)
                {
                    reason = "POD";
                    return false;
                }
            }

            return true;
        }
    }


    /// <summary>
    /// Not in motion
    /// </summary>    
    public class NoMovingPolicy : CheckImp, IPolicy
    {
        public NoMovingPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;

            IServerModule entity = GetEntity(device);
            if (!entity.Busy)
            {
                reason = "NOTINMOTION";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    /// HOLD Hold
    /// </summary>    
    public class HoldPolicy : CheckImp, IPolicy
    {
        public HoldPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            bool isHold = (bool)DATA.Poll(ModuleName.System.ToString(), ParamName.IsHold);
            if (isHold)
            {
                reason = "HOLD";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    ///NOHOLD Not being held ○
    /// </summary>    
    public class NoHoldPolicy : CheckImp, IPolicy
    {
        public NoHoldPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            bool isHold = (bool)DATA.Poll(ModuleName.System.ToString(), ParamName.IsHold);
            if (!isHold)
            {
                reason = "NOHOLD";
                return false;
            }
            return true;
        }
    }
    /// <summary>
    ///LLCLOSE LL door is closed
    /// </summary>    
    public class LLDoorClosedPolicy : CheckImp, IPolicy
    {
        public LLDoorClosedPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.CheckLoadLockDoorClosed())
            {
                reason = "LLCLOSE";
                return false;
            }
            return true;
        }
    }


    /// <summary>
    ///LLNOEXTEND Finger cannot be inserted into LL
    /// </summary>    
    public class LLNoExtenedPolicy : CheckImp, IPolicy
    {
        public LLNoExtenedPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.CheckLLCanNotExtended())
            {
                reason = "LLNOEXTEND";
                return false;
            }
            return true;
        }
    }


    /// <summary>
    ///MAINTENANCE Key switch is set to "Mainte"
    /// </summary>    
    public class MaintenancePolicy : CheckImp, IPolicy
    {
        public MaintenancePolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.IsMaintenanceMode || !Singleton<EfemEntity>.Instance.IsOnlineMode)
            {
                reason = "MAINTENANCE";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    ///ARMEXTEND Finger is being inserted in pod
    /// </summary>    
    public class ArmExtendPolicy : CheckImp, IPolicy
    {
        public ArmExtendPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.CheckArmExtended(ModuleName.Robot, device))
            {
                reason = "ARMEXTEND";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    ///DRPOWERDOWN Drive power error
    /// </summary>    
    public class PowerDownPolicy : CheckImp, IPolicy
    {
        public PowerDownPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.IsMaintenanceMode)
            {
                reason = "DRPOWERDOWN";
                return false;
            }
            return true;
        }
    }

    /// <summary>
    ///NOPOS Inoperable position
    /// </summary>    
    public class NoPosPolicy : CheckImp, IPolicy
    {
        public NoPosPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            IServerModule entity = GetEntity(device);
            if (ModuleHelper.IsLoadLock((ModuleName)Enum.Parse(typeof(ModuleName), device)))
            {
                var loadPort = DEVICE.GetDevice<LoadPort>(ModuleName.LP1.ToString());
                if (loadPort.DoorState == FoupDoorState.Close && loadPort.ClampState == FoupClampState.Open)
                {
                    reason = "NOPOS";
                    return false;
                }
            }
            return true;
        }
    }
    /// <summary>
    ///NoFuncPolicy Inoperable position
    /// </summary>    
    public class NoFuncPolicy : CheckImp, IPolicy
    {
        public NoFuncPolicy()
        {
        }

        public bool Check(string device, out string reason)
        {
            reason = string.Empty;
            if (Singleton<EfemEntity>.Instance.EfemDevice.IsMaintenanceMode || !Singleton<EfemEntity>.Instance.IsOnlineMode)//?
            {
                reason = "NOFUNC";
                return false;
            }
            return true;
        }
    }

}