using HighWayIot.Common;
using HighWayIot.Config;
using HighWayIot.Log4net;
using HighWayIot.Plc;
using HighWayIot.Plc.Impl;
using HighWayIot.Repository.domain;
using HighWayIot.Repository.service;
using HighWayIot.Repository.service.Impl;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Aucma.Scada.Business
{
    public sealed class TaskHandleBusiness
    {
        private static readonly Lazy<TaskHandleBusiness> lazy = new Lazy<TaskHandleBusiness>(() => new TaskHandleBusiness());
        public static TaskHandleBusiness Instance
        {
            get
            {
                return lazy.Value;
            }
        }

        public delegate void OutStoreFinsih(string storeCode,string taskCode);
        public event OutStoreFinsih OutStoreFinsihEvent;

        private IPlc _plc = new SiemensPlc();
        private LogHelper logHelper = LogHelper.Instance;
        private AppConfig appConfig = AppConfig.Instance;
        private PlcConfig plcConfig = PlcConfig.Instance;

        private TaskHandleBusiness()
        {
            
        }

        public void Inite()
        {
            _plc.Connect("127.0.0.1", 124);
        }

        public bool SendOutStoreTask(RealTaskInfo realTaskInfo)
        {
            bool result = false;
            try
            {
                //写入货道号
                _plc.writeStringByAddress(plcConfig.out_shell_spaceCode, realTaskInfo.spaceCode);
                //写入出库数量
                _plc.writeInt32ByAddress(plcConfig.out_shell_amount, realTaskInfo.planAmount);
                //写入任务号
                _plc.writeStringByAddress(plcConfig.out_shell_task, realTaskInfo.taskCode);
                //写入应答字
                _plc.writeInt32ByAddress("", 1);

                result = true;
            }
            catch(Exception ex)
            {
                logHelper.Error("出库任务下发异常", ex);
            }
            return result;
        }

        private void ReadPlc()
        {
            if(_plc.readInt32ByAddress("") == 1) // 读取PLC出库应答字，出库完成后读取任务号
            {
               string taskCode = _plc.readStringByAddress("", (ushort)12);
               OutStoreFinsihEvent?.Invoke(appConfig.shellStoreCode, taskCode);
            }
        }
    }
}