nhet_cn_back_main/Service/Execute/Step/StationReadyState.cs

using System.Text;
using Entity.Constant;
using Entity.DbModel.Station;
using log4net;
using Microsoft.VisualBasic;
using Newtonsoft.Json;
using Repository.Station;
using Service.Execute.Api;
using Service.Execute.Enum;
using Service.Execute.StaticTools;
using Service.Execute.SwapException;
using Service.Init;
using Swapping.Business.Common;
using Swapping.Business.Rfid;
using Swapping.Business.Tech;

namespace Service.Execute.Step;

public class StationReadyState : IState
{
    private readonly ILog _log = LogManager.GetLogger(typeof(StationReadyState));


    public SwapOrderRepository SwapOrderRepository { get; set; }

    public StateResult Handle(SwappingStateMachine machine)
    {
        _log.Info($"'goto stationReady");

        machine.Reset();
        SwappingStateMachine.BusinessSwappingState = InfoEnum.BusinessSwappingState.Idle;
        SwappingStateMachine.BusinessSwappingStateUpdateTime = DateTime.Now;

        //判断换电站是否具备换电条件
        if (!IsAutoSwapping())
        {
            return null;
        }

        //plc是否是远程模式
        var plcIsRemote = PlcIsRemote(machine);
        if (InvokeStatus.Done != plcIsRemote)
        {
            return SwappingStateMachine.ReturnWithInvokeErr(plcIsRemote, ExceptionReason.None);
        }


        //监测雷达
        var entranceRadar = EntranceRadar(machine);

        if (InvokeStatus.Done != entranceRadar)
        {
            return SwappingStateMachine.ReturnWithInvokeErr(entranceRadar, ExceptionReason.None);
        }


        //开始读rifd
        var beginRfid = BeginRead(machine);
        if (InvokeStatus.Done != beginRfid)
        {
            return SwappingStateMachine.ReturnWithInvokeErr(beginRfid, ExceptionReason.None);
        }


        // 读取rfid
        var readRfid = ReadRfid(machine);
        if (InvokeStatus.Done != readRfid)
        {
            return SwappingStateMachine.ReturnWithInvokeErr(readRfid, ExceptionReason.ReadRfidError);
        }

        return new StateResult()
        {
            SwappingState = SwappingState.CarPrepare,
        };
    }


    public InvokeStatus PlcIsRemote(SwappingStateMachine machine)
    {
        return Invoker.Invoke("check plc remote", 1000, 5, machine.IsCanceled, PlcApi.IsRemote,
            () =>
            {
                //LED显示-欢迎光临_换电站点_正在营业（三行展示）
                string welcomeContent = "欢迎光临" + StaticStationInfo.StationName + "正在营业";

                machine.LedTool?.WriteContent(welcomeContent);
            },
            () => { }, false);
    }

    public InvokeStatus EntranceRadar(SwappingStateMachine machine)
    {
        return Invoker.Invoke("wait entrance radar", 1000, 1, machine.IsCanceled,
            () => SwappingStateMachine.RadarInFlag, () =>
            {
                if (!PlcApi.EntranceRadar())
                {
                    _log.Info("entrance radar false");
                }
                else
                {
                    SwappingStateMachine.ExceptionReason = ExceptionReason.None;
                    _log.Info("entrance radar true");
                    SwappingStateMachine.RadarInFlag = true;
                }
            });
    }

    public InvokeStatus BeginRead(SwappingStateMachine machine)
    {
        return Invoker.Invoke("read rfid", 1000, 20, machine.IsCanceled,
            () => SwappingStateMachine.BeginRfidReadFlag, () =>
            {
                Task<bool> beginRead = RfidApi.BeginRead();
                beginRead.Wait();
                if (!beginRead.Result)
                {
                    _log.Info("begin read rfid error");
                }
                else
                {
                    SwappingStateMachine.ExceptionReason = ExceptionReason.None;
                    _log.Info("begin read done");
                    SwappingStateMachine.BeginRfidReadFlag = true;
                }
            }, () =>
            {
                machine.LedTool.WriteProgramContent(InfoEnum.SwapInfo.ErrorReadRfid.GetLed());
                SoundTool.PlayOneSound((int)InfoEnum.SwapInfo.ErrorReadRfid);
            }, false, () => { SwappingStateMachine.ExceptionReason = ExceptionReason.ReadRfidError; });
    }

    /// <summary>
    /// 判断换电站是否具备换电的条件
    /// 1、换电站状态：
    /// 2、换电站方式：
    /// </summary>
    /// <returns></returns>
    private bool IsAutoSwapping()
    {
        var statusDes = StationConstant.EnumExtensions.GetDescription(StaticStationInfo.StationStatus);
        _log.Info($"换电站处于{statusDes}状态");
        var wayDes = StationConstant.EnumExtensions.GetDescription(StaticStationInfo.StationWay);
        _log.Info($"换电站处于{wayDes}模式");

        if (StationConstant.StationStatus.Run == StaticStationInfo.StationStatus
            && StationConstant.StationWay.Auto == StaticStationInfo.StationWay)
        {
            return true;
        }

        return false;
    }

    private InvokeStatus ReadRfid(SwappingStateMachine machine)
    {
        //开始读rifd
        return Invoker.Invoke("read rfid", 1000, 20, machine.IsCanceled,
            () => SwappingStateMachine.RfidReadFlag, () =>
            {
                //TODO::开始读rfid  RfidService.BeginRead();
                Task<RfidReadModel?> rfidReadModel = RfidApi.ReadRifd();
                rfidReadModel.Wait();
                if (rfidReadModel.IsCompletedSuccessfully && rfidReadModel.Result != null)
                {
                    var resultFVelMac = rfidReadModel.Result.VelMac;
                    StringBuilder sb = new StringBuilder(16);
                    sb.Append(resultFVelMac[0]).Append(resultFVelMac[1]).Append(" ")
                        .Append(resultFVelMac[2]).Append(resultFVelMac[3]).Append(" ")
                        .Append(resultFVelMac[4]).Append(resultFVelMac[5]).Append(" ")
                        .Append(resultFVelMac[6]).Append(resultFVelMac[7]).Append(" ")
                        .Append(resultFVelMac[8]).Append(resultFVelMac[9]).Append(" ")
                        .Append(resultFVelMac[10]).Append(resultFVelMac[11]);
                    rfidReadModel.Result.VelMac = sb.ToString();
                    machine.RfidReadModel = rfidReadModel.Result;
                    _log.Info($"read rfid={JsonConvert.SerializeObject(machine.RfidReadModel)}");

                    SwappingStateMachine.ExceptionReason = ExceptionReason.None;
                    SwappingStateMachine.BusinessSwappingState = InfoEnum.BusinessSwappingState.ScanRfid;
                    SwappingStateMachine.BusinessSwappingStateUpdateTime = DateTime.Now;
                    _log.Info($"BusinessSwappingState={SwappingStateMachine.BusinessSwappingState}");

                    machine.SwapOrder = SaveOrder(BuildOrder(machine.RfidReadModel));

                    RfidApi.StopRead();
                    _log.Info("stop read rfid");

                    SwappingStateMachine.RfidReadFlag = true;
                }
            }, () =>
            {
                machine.LedTool.WriteProgramContent(InfoEnum.SwapInfo.ErrorReadRfid.GetLed());
                SoundTool.PlayOneSound((int)InfoEnum.SwapInfo.ErrorReadRfid);
            }, true, () => { SwappingStateMachine.ExceptionReason = ExceptionReason.ReadRfidError; }, 10,
            InvokeStatus.Exception);
    }


    private SwapOrder BuildOrder(RfidReadModel rfidReadModel)
    {
        SwapOrder swapOrder = new SwapOrder()
        {
            Sn = SwapOrderNoGenerator.GenerateOrderNo(StaticStationInfo.StationNo),
            VehicleVin = rfidReadModel.VelVin,
            VehicleMac = rfidReadModel.VelMac,
            VehicleNo = rfidReadModel.VelNo,
            VehicleEnterTime = DateTime.Now,
        };

        return swapOrder;
    }

    private SwapOrder SaveOrder(SwapOrder swapOrder)
    {
        SwapOrderRepository.Insert(swapOrder);
        return swapOrder;
    }
}