AUCMA_SCADA/Aucma.Core.RunPlc/RunPlcService.cs

using Admin.Core.Common;
using Aucma.Core.PLc;
using NPOI.POIFS.Storage;
using System.Data;
using System.Timers;

namespace Aucma.Core.RunPlc
{
    /// <summary>
    /// PLC任务
    /// </summary>
    public class RunPlcService : IRunPlcService
    {
        System.Timers.Timer timer = new System.Timers.Timer(5000);//创建定时器，设置间隔时间为1000毫秒；
        #region 构造函数
        public RunPlcService()
        {
            Task.Run(async () =>
            {
                await StartMelsecMcPlcServer();//三菱PLC
                //StartSiemensPlcServer();//西门子
            });

        }
        #endregion

        /// <summary>
        /// 三菱PLC读取
        /// </summary>
        /// <param name="Block"></param>
        /// <param name="Start"></param>
        /// <param name="Len"></param>
        /// <param name="Buffer"></param>
        /// <returns></returns>
        public static bool LinerReadData_In(int Block, int Start, int Len, out object[] Buffer)
        {
            bool TempResult = false;
            Buffer = new object[Len];
            try
            {
                //TempResult = MasterPLC_Mitsubishi.Read(Block.ToString(), Start, Len, out Buffer);
            }
            catch
            {
                TempResult = false;
            }
            finally
            {

            }
            return TempResult;

        }


        #region 心跳
        public Task StartPlcAsync()
        {
            //timer.Elapsed += new System.Timers.ElapsedEventHandler(ExecSiemensHeartTask);
            timer.Elapsed += new System.Timers.ElapsedEventHandler(ExecMelsecMcHeartTask);  //到达时间的时候执行事件；
            timer.AutoReset = true;//设置是执行一次（false）还是一直执行(true)； 
            timer.Enabled = true;//需要调用 timer.Start()或者timer.Enabled = true来启动它，
            timer.Start();//timer.Start()的内部原理还是设置timer.Enabled = true;
            return Task.CompletedTask;
        }

        private static Task StartMelsecMcPlcServer()
        {
       //    string ip = Appsettings.app("Middleware", "Scanner1", "Ip");
            var allPlcServices = Appsettings.app<PlcModel>("PLCServer").ToList();
            foreach (var item in allPlcServices)
            {
                PlcModel model = new PlcModel();
                model.Id = item.Id;
                model.EquipName = item.EquipName;
                model.IP = item.IP;
                model.Port = item.Port;
                model.plc = new MelsecPlc(item.IP, item.Port);
                PlcHelper.melsecList.Add(model);
            }
            return Task.CompletedTask;
        }

        private static Task StartSiemensPlcServer()
        {
            var allPlcServices = Appsettings.app<PlcModel>("PLCServer").ToList();
            foreach (var item in allPlcServices)
            {
                PlcModel model = new PlcModel();
                model.Id = item.Id;
                model.EquipName = item.EquipName;
                model.IP = item.IP;
                model.Port = item.Port;
                model.plc = new SiemensPlc(item.IP, item.Port);
                PlcHelper.siemensList.Add(model);
            }
            return Task.CompletedTask;
        }
        #endregion

        #region 心跳检测
        private async void ExecMelsecMcHeartTask(object? sender, ElapsedEventArgs e)
        {
            foreach (var item in PlcHelper.melsecList)
            {
                if (await item.plc.Read("M100"))
                {
                    item.IsConnect = true;
                    item.plc.IsConnected = true;
                    //Console.WriteLine(item.melsecPlc.ReadBool("M100"));
                    //Console.WriteLine($"{item.EquipName}:PLC连接成功！");
                }
                else
                {
                    if (item.plc.IsConnected==false)
                    {
                        item.IsConnect = false;
                        //Console.WriteLine($"{item.EquipName}:PLC连接失败！");
                    //    System.GC.Collect();
                            bool r = item.plc.Connect(item.IP, item.Port);
                            if (r)
                            {
                                item.plc.IsConnected = r;
                                item.IsConnect = r;
                            }
                            else
                            {
                                item.plc.IsConnected = r;
                                item.IsConnect = r;
                            } 
                    }
                }
            }
        }
        private async void ExecSiemensHeartTask(object? sender, ElapsedEventArgs e)
        {
            foreach (var item in PlcHelper.siemensList)
            {
                if (await item.plc.Read("M100"))
                {
                    item.IsConnect = true;
                    item.plc.IsConnected = true;
                    //Console.WriteLine(item.melsecPlc.ReadBool("M100"));
                    //Console.WriteLine($"{item.EquipName}:PLC连接成功！");
                }
                else
                {
                    if (item.plc.IsConnected == false)
                    {
                        item.IsConnect = false;
                        //Console.WriteLine($"{item.EquipName}:PLC连接失败！");
                        System.GC.Collect();
                        bool r = item.plc.Connect(item.IP, item.Port);
                        if (r)
                        {
                            item.plc.IsConnected = r;
                            item.IsConnect = r;
                        }
                        else
                        {
                            item.plc.IsConnected = r;
                            item.plc.DisConnect();
                        }
                    }
                }
            }
        }
        #endregion
    }
}