using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using BPASmartClient.S7Net;
using BPA.Helper;
using S7.Net;

namespace BPASmartClient.DosingSystem
{
    public class SiemensDevice
    {
        private volatile static SiemensDevice _Instance;
        public static SiemensDevice GetInstance => _Instance ?? (_Instance = new SiemensDevice());
        private SiemensDevice() { }

        public SiemensHelper MySiemens { get; set; } = new SiemensHelper();

        private bool IsConnect { get; set; }

        public void Connect(string ip)
        {
            //GlobalDevice.PlcData = MySiemens.ReadClass<PlcToComputer>(3);//获取PLC到上位机的数据
            while (!MySiemens.IsConnected)
            {
                MySiemens.Connect(S7.Net.CpuType.S71200, ip);
                Thread.Sleep(2000);
            }
            IsConnect = MySiemens.IsConnected;
            bool tempValue = false;
            ThreadManage.GetInstance().StartLong(new Action(() =>
            {
                if (IsConnect) MySiemens.Write("DB4.DBX0.0", tempValue);//设备心跳
                tempValue = !tempValue;
                Thread.Sleep(1);
            }), "设备心跳", true);

            ThreadManage.GetInstance().StartLong(new Action(() =>
            {
                if (IsConnect)
                {
                    //测试使用
                    GlobalDevice.PlcData = MySiemens.ReadClass<PlcToComputer>(3);//获取PLC到上位机的数据
                    var res = MySiemens.Read(DataType.DataBlock, 4, 134, VarType.Word, 32);
                    if (res != null && res is ushort[] ushorts && ushorts.Length == 32)
                    {
                        GlobalDevice.MotorSpeed = ushorts;
                    }
                    GlobalDevice.MotorControl = MySiemens.Read<uint>("DB5.DBD6");//获取输送带控制信号
                                                                                 //GlobalDevice.MotorControlFeedback = MySiemens.Read<uint>("DB3.DBD0");//获取当前输送带运行状态
                    Thread.Sleep(50);
                }
            }), "读取输送线设备数据", true);

        }

        /// <summary>
        /// 通过顺序编号获取西门子数据地址
        /// </summary>
        /// <param name="Prefix">地址标头</param>
        /// <param name="num">编号</param>
        /// <param name="StartAdd">起始地址</param>
        /// <returns></returns>
        public string GetSiemensBitSingleAdd(string Prefix, int num, int StartAdd = 0)
        {
            if (num > 0)
            {
                string Add = string.Empty;
                var FirstAdd = num / 8;
                var EndAdd = (num % 8);
                if (EndAdd == 0)
                {
                    FirstAdd--;
                    EndAdd = 7;
                }
                else EndAdd--;
                Add = $"{Prefix}{FirstAdd + StartAdd}.{EndAdd}";
                return Add;
            }
            return default;


        }



    }
}