using DeviceService.Core;
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using DeviceService.Driver;
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using DeviceService.Entity;
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using System.Windows.Interop;
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namespace DeviceService.Device
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{
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[DeviceDesc("CAN")]
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public class CanDevice : NotifyBase, IDevice
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{
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private long _id;
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public long Id
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{
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get => _id;
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set
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{
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SetProperty(ref _id, value);
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}
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}
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private string _deviceId;
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public string DeviceId
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{
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get => _deviceId;
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set
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{
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SetProperty(ref _deviceId, value);
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}
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}
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private string _type = "CAN";
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public string Type
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{
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get => _type;
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private set
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{
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SetProperty(ref _type, value);
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}
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}
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private string _brand;
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public string Brand
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{
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get => _brand;
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set
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{
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SetProperty(ref _brand, value);
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}
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}
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private string _connectStr;
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public string ConnectStr
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{
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get => _connectStr;
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set
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{
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SetProperty(ref _connectStr, value);
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}
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}
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private DeviceStatus _status;
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public DeviceStatus Status
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{
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get => _status;
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set
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{
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SetProperty(ref _status, value);
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}
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}
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private AccessType _accessType;
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public AccessType AccessType
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{
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get => _accessType;
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set
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{
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SetProperty(ref _accessType, value);
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}
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}
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private ICanDriver driver;
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public bool Init(out string msg)
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{
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msg = string.Empty;
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try
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{
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driver = DriverManager.Instance.CreateDriverByTypeAndBrand<ICanDriver>(Type, Brand);
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return true;
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}
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catch (Exception ex)
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{
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msg = ex.Message;
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return false;
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}
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}
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public bool Open(out string msg)
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{
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if (driver == null)
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{
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msg = "设备尚未初始化或初始化失败。";
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return false;
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}
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var res = driver.Open(out msg);
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if (res)
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{
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Status = DeviceStatus.Busy;
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}
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return res;
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}
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public bool Close(out string msg)
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{
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if (driver == null)
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{
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msg = "设备尚未初始化或初始化失败。";
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return false;
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}
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var res = driver.Close(out msg);
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if (res)
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{
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Status = DeviceStatus.Idle;
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}
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return res;
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}
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public ResponseData HandleRequest(RequestData req)
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{
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try
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{
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if (req.DeviceId != DeviceId)
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{
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return new ResponseData
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{
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Success = false,
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Message = "设备ID不匹配"
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};
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}
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if (string.Equals("open", req.Opt, StringComparison.OrdinalIgnoreCase))
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{
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if (driver.Open(out string msg))
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{
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return new ResponseData
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{
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Success = true,
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Message = msg
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};
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}
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else
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{
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return new ResponseData
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{
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Success = false,
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Message = msg
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};
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}
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}
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return new ResponseData
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{
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Success = false,
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Message = "无效的操作"
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};
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}
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catch (Exception ex)
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{
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return new ResponseData
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{
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Success = false,
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Message = ex.Message
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};
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}
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}
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}
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}
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