using Microsoft.EntityFrameworkCore.Metadata.Internal;
using Modbus.Device;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using TouchSocket.Core;

namespace LogoForceTestApp.Modules.MainModule
{
    public class PLC
    {
        TcpClient client;
        ModbusIpMaster master;
        public bool Connect()
        {
            try
            {
                IPAddress address = IPAddress.Parse("192.168.0.10");
                client = new TcpClient();
                client.Connect(address, 502);
                master = ModbusIpMaster.CreateIp(client);
                //连接成功
                return true;
            }
            catch (Exception ex)
            {
                return false;
            }
        }

        public async void WriteInt(ushort addr, int index)
        {
            await master.WriteMultipleRegistersAsync(1, addr, new ushort[] { (ushort)index });
        }

        public void Write(string addr, bool mybool)//addr=1025.1,不能有字母
        {
            ushort address = ushort.Parse(addr.Split('.')[0]);
            ushort position = ushort.Parse(addr.Split('.')[1]);
            bool[] Array = Read(address);
            Array[position] = mybool;
            ushort word = BoolArrayToWord(Array);
            WriteInt(address, word);
        }

        public int ReadInt(ushort addr)
        {
            try
            {
                var res = master.ReadHoldingRegisters(1, addr, 1);
                return res[0];
            }
            catch (Exception)
            {
                return -1;
            }
        }
        public bool ReadBool(string addr)//addr=1025.1,不能有字母
        {
            ushort address = ushort.Parse(addr.Split('.')[0]);
            ushort position = ushort.Parse(addr.Split('.')[1]);
            bool[] Array = Read(address);
            bool mybool = Array[position];
            return mybool;
        }

        public bool[] Read(ushort addr)
        {
            try
            {
                var res = master.ReadHoldingRegisters(1, addr, 1);
                bool[] boolArray = ConvertWordToBoolArray(res[0]);
                Array.Reverse(boolArray);
                return boolArray;
            }
            catch (Exception)
            {
                return null;
            }
        }


        //------------
        //一个16bit的word转换成16bit的bool
        public bool[] ConvertWordToBoolArray(ushort word)
        {
            bool[] boolArray = new bool[16];

            for (int i = 0; i < 16; i++)
            {
                // 右移i位并与1做与运算来提取每一位的值
                boolArray[i] = (word & (1 << i)) != 0;
            }

            // 反转数组使得最左边的bit对应boolArray[0]
            Array.Reverse(boolArray);

            return boolArray;
        }

        // 将一个bool数组转换成16位的ushort
        public static ushort BoolArrayToWord(bool[] boolArray)
        {
            if (boolArray.Length != 16)
                throw new ArgumentException("数组必须包含16个bool值");

            ushort word = 0;

            for (int i = 0; i < boolArray.Length; i++)
            {
                // 如果bool值为true，将对应位设置为1
                if (boolArray[i])
                {
                    word |= (ushort)(1 << (15 - i));  // 位移并通过按位或设置对应的位
                }
            }

            return word;
        }
    }
}