using System;
using System.Windows.Forms;
using SystemX.Net.Platform.Common.Util;

using ActUtlTypeLib;
//using MITSUBISHI.Component;

namespace SystemX.PLC.Interface.MxComponent
{
    class PLCMxComponent
    {
        //DotUtlType _DotUtlType;
        ActUtlTypeLib.ActUtlType _ActUtlType;

        public bool m_IsPlcConnected;
        bool m_bLockFin = false;

        // Set the read/write timeouts
        int m_nReadTimeOut = 500;
        int m_nWriteTimeOut = 500;

        public PLCMxComponent()
        {

        }

        public void SetTimeOut(int nWriteTimeOut, int nReadTimeOut)
        {
            m_nReadTimeOut = nReadTimeOut;
            m_nWriteTimeOut = nWriteTimeOut;
        }

        public void Initialize()
        {
            try
            {
                _ActUtlType = new ActUtlTypeLib.ActUtlType();
                //_DotUtlType = new DotUtlType();
            }
            catch (Exception ex)
            {
                Console.WriteLine("Error in Initialization for plc: " + ex.Message);
            }
        }

        public bool Open(string localStationNum)
        {
            int lRet;
            try
            {
                _ActUtlType.ActLogicalStationNumber = Convert.ToInt32(localStationNum);
                //_DotUtlType.ActLogicalStationNumber = Convert.ToInt32(localStationNum);

                lRet = _ActUtlType.Open();
                //lRet = _DotUtlType.Open();

                if (lRet == 0)
                {
                    m_IsPlcConnected = true;
                    return true;
                }
                else
                {
                    LogMessage.MessageOutput.ConsoleWrite("Error Open PLC Connection.", ConsoleColor.Red, LogMessage.LogMessageLevel.FATAL);
                    m_IsPlcConnected = false;
                    return false;
                }
            }
            catch (Exception ex)
            {
                LogMessage.MessageOutput.ConsoleWrite("Error during logical station opening: " + ex.Message, ConsoleColor.Red, LogMessage.LogMessageLevel.FATAL);

                return false;
            }
        }

        public bool Close()
        {
            try
            {
                if (m_IsPlcConnected)
                {
                    //_DotUtlType.Close();
                    _ActUtlType.Close();
                }

                m_IsPlcConnected = false;

                return true;
            }
            catch (Exception ex)
            {
                LogMessage.MessageOutput.ConsoleWrite("Error during plc close: " + ex.Message, ConsoleColor.Red, LogMessage.LogMessageLevel.FATAL);

                return false;
            }
        }

        public bool ReadData(string deviceName, int size, ref short[] data)
        {
            bool ret = false;
            int iRet = 0;

            try
            {
                iRet = _ActUtlType.ReadDeviceRandom2(deviceName, size, out data[0]);
                //iRet = _DotUtlType.ReadDeviceRandom2(ref deviceName, size, ref data);

                if (iRet == 0)
                    ret = true;
                else
                    ret = false;
            }
            catch (System.Exception ex)
            {
#if DEBUG
                MessageBox.Show(ex.ToString());
#endif
                ret = false;
            }

            return ret;
        }

        public bool BlockReadData(string deviceName, int size, ref short[] data)
        {
            bool ret = false;
            int iRet = 0;

            try
            {
                iRet = _ActUtlType.ReadDeviceBlock2(deviceName, size, out data[0]);
                //iRet = _DotUtlType.ReadDeviceBlock2(ref deviceName, size, ref data);

                if (iRet == 0)
                    ret = true;
                else
                    ret = false;
            }
            catch (System.Exception ex)
            {
#if DEBUG
                MessageBox.Show(ex.ToString());
#endif
                ret = false;
            }

            return ret;
        }


        public bool WriteData(string deviceName, int size, short[] data)
        {
            bool ret = false;
            int iRet = 0;

            try
            {
                iRet = _ActUtlType.WriteDeviceRandom2(deviceName, size, data[0]);
                //iRet = _DotUtlType.WriteDeviceRandom2(ref deviceName, size, ref data);

                if (iRet == 0)
                    ret = true;
                else
                    ret = false;
            }
            catch (System.Exception ex)
            {
#if DEBUG
                MessageBox.Show(ex.ToString());
#endif
                ret = false;
            }


            return ret;
        }

        public bool BlockWriteData(string deviceName, int size, short[] data)
        {
            bool ret = false;
            int iRet = 0;

            try
            {
                short[] blockValue = new short[size];
                Array.Copy(data, blockValue, data.Length);
                //Buffer.BlockCopy(data, 0, blockValue, 0, size);

                iRet = _ActUtlType.WriteDeviceBlock2(deviceName, size, blockValue[0]);
                //iRet = _DotUtlType.WriteDeviceBlock2(ref deviceName, size, blockValue);

                if (iRet == 0)
                    ret = true;
                else
                    ret = false;
            }
            catch (System.Exception ex)
            {
#if DEBUG
                MessageBox.Show(ex.ToString());
#endif
                ret = false;
            }

            return ret;
        }



        public void ReleaseLock()
        {
            m_bLockFin = false;
        }

        public bool GetLockState()
        {
            return m_bLockFin;
        }
    }
}