607 lines
24 KiB
C#
607 lines
24 KiB
C#
using DeviceCommand.Base;
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using DeviceCommand.Devices;
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using Logger;
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using Model.Models;
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using Prism.Events;
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using Prism.Ioc;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.IO.Ports;
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using System.Linq;
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using System.Reflection;
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using TSMasterCAN;
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using UIShare.PubEvent;
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using UIShare.UIViewModel;
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namespace UIShare.GlobalVariable
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{
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/// <summary>
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/// 设备管理器：根据 <see cref="SystemConfig.DeviceList"/> 反射实例化所有启用的设备，
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/// 通过 <see cref="IBaseInterface"/> 多态统一管理，避免为每种设备单独硬编码字段。
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/// </summary>
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public class DeviceManager:IDisposable
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{
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private object _lockObj = new object();
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public SystemConfig _systemConfig { get; set; }
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public CANMonitoringService _CANMonitoringService { get; set; }
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private readonly GlobalInfo _globalInfo;
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private readonly string _scopeName;
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private readonly IEventAggregator _eventAggregator;
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/// <summary>设备健康监控器：独立心跳检测 + 自动重连，与监控采样互不冲突</summary>
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private DeviceHealthMonitor? _healthMonitor;
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/// <summary>按 DeviceName 索引的设备字典，便于业务层按名取实例。</summary>
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public IDictionary<string, IBaseInterface> DeviceMap { get; private set; }
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= new Dictionary<string, IBaseInterface>(StringComparer.OrdinalIgnoreCase);
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/// <summary>类名 → Type 的反射缓存（仅扫描一次）。</summary>
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private static readonly IReadOnlyDictionary<string, Type> _deviceTypeMap = BuildDeviceTypeMap();
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public IOBoardGroup IOGroup { get; set; }
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public DeviceManager(SystemConfig systemConfig, GlobalInfo globalInfo, IEventAggregator eventAggregator)
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{
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_systemConfig = systemConfig;
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_globalInfo = globalInfo;
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_eventAggregator = eventAggregator;
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_CANMonitoringService=new CANMonitoringService(_systemConfig);
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// 用 SystemConfig.Title 作为作用域唯一标识，无需反查 ConfigDic
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_scopeName = _systemConfig.Title;
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InitDevices();
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InitCAN();
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}
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public void InitCAN()
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{
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var re1 = _CANMonitoringService.Init();
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}
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/// <summary>
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/// 根据设备配置提取唯一的硬件指纹字符串。
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/// <para>Tcp → "Tcp:IP:Port"；Serial → "Serial:PortName"；无法识别则返回空字符串。</para>
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/// </summary>
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public static string ExtractHardwareFingerprint(DeviceInfoVM config)
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{
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if (string.Equals(config.ConnectionType, "Tcp", StringComparison.OrdinalIgnoreCase)
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&& config.TcpConfig != null)
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{
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return $"Tcp:{config.TcpConfig.IPAddress}:{config.TcpConfig.Port}";
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}
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if (string.Equals(config.ConnectionType, "Serial", StringComparison.OrdinalIgnoreCase)
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&& config.SerialPortConfig != null)
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{
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return $"Serial:{config.SerialPortConfig.PortName}";
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}
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if (string.Equals(config.ConnectionType, "CAN", StringComparison.OrdinalIgnoreCase)
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&& config.CANConfig != null)
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{
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return $"CAN:{config.CANConfig.DeviceIndex}";
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}
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return string.Empty;
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}
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/// <summary>
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/// 获取当前作用域配置的 CAN 设备硬件指纹（与 GlobalInfo.CanPool 的 Key 一致）。
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/// 如 "CAN:0"，其中 0 是 CANConfig.DeviceIndex。
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/// </summary>
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public string GetCanDeviceFingerprint()
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{
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if (_systemConfig?.DeviceList == null) return string.Empty;
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var canConfig = _systemConfig.DeviceList.FirstOrDefault(d =>
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d != null && d.IsEnabled &&
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string.Equals(d.ConnectionType, "CAN", StringComparison.OrdinalIgnoreCase));
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return canConfig != null ? ExtractHardwareFingerprint(canConfig) : string.Empty;
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}
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private void InitDevices()
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{
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DeviceMap = new Dictionary<string, IBaseInterface>(StringComparer.OrdinalIgnoreCase);
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if (_systemConfig?.DeviceList == null) return;
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foreach (var config in _systemConfig.DeviceList)
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{
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if (config == null || !config.IsEnabled) continue;
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if (string.IsNullOrWhiteSpace(config.DeviceType) ||
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!_deviceTypeMap.TryGetValue(config.DeviceType, out var deviceType))
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{
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LoggerHelper.Warn($"未识别的设备类型 [{config.DeviceType}]，已跳过 [{config.DeviceName}]。");
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continue;
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}
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try
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{
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// 第一步：提取硬件指纹，为空则跳过
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var fingerprint = ExtractHardwareFingerprint(config);
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if (string.IsNullOrEmpty(fingerprint))
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{
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LoggerHelper.Warn($"设备 [{config.DeviceName}] 无法提取硬件指纹（连接方式={config.ConnectionType}），已跳过。");
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continue;
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}
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// 第二步：原子化获取或添加 Lazy 包装盒，确保同一指纹全局只创建一个实例
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var lazy = _globalInfo.HardwarePool.GetOrAdd(fingerprint, key => new Lazy<IBaseInterface>(() =>
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{
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return config.ConnectionType switch
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{
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"Tcp" => CreateTcpDevice(deviceType, config.TcpConfig)!,
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"Serial" => CreateSerialDevice(deviceType, config.SerialPortConfig)!,
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_ => null!
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};
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}));
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// 第三步：安全拆盒，Lazy 内部线程锁保证只实例化一次
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var instance = lazy.Value;
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if (instance == null)
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{
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LoggerHelper.Warn($"设备 [{config.DeviceName}] 连接方式 [{config.ConnectionType}] 不支持，已跳过。");
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continue;
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}
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// 第四步：绑定逻辑名 → 同一物理设备可被多个台架名称映射
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if (!string.IsNullOrWhiteSpace(config.DeviceName))
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{
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DeviceMap[config.DeviceName] = instance;
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}
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// 第五步：将当前作用域注册到指纹的作用域列表，用于引用计数与安全销毁
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if (!string.IsNullOrEmpty(_scopeName))
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{
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var scopeList = _globalInfo.DeviceAndScopeDic.GetOrAdd(fingerprint,
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_ => new Lazy<List<string>>(() => new List<string>())).Value;
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lock (scopeList)
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{
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if (!scopeList.Contains(_scopeName))
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scopeList.Add(_scopeName);
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}
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}
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LoggerHelper.Info($"已加载设备 [{config.DeviceName} / {config.DeviceType} / {config.ConnectionType}] 指纹={fingerprint}");
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}
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catch (Exception ex)
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{
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var inner = ex.InnerException?.Message ?? ex.Message;
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LoggerHelper.ErrorWithNotify(_scopeName, $"设备 [{config.DeviceName}] 实例化失败：{inner}");
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}
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}
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// IOGroup 初始化：从已实例化的设备中取出前两个 IOBoard 实例组建 IOBoardGroup
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try
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{
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var ioBoards = DeviceMap.Values.OfType<IOBoard>().Take(3).ToList();
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if (ioBoards.Count == 3)
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{
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IOGroup = new IOBoardGroup(ioBoards[0], ioBoards[1], ioBoards[2]);
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LoggerHelper.Info($"IOBoardGroup 已初始化，Board1={ioBoards[0].GetType().Name}, Board2={ioBoards[1].GetType().Name}, Board3={ioBoards[2].GetType().Name}。");
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}
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else
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{
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LoggerHelper.Warn($"IOBoardGroup 初始化跳过：需要 3 个 IOBoard 实例，当前仅找到 {ioBoards.Count} 个。");
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}
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}
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catch (Exception ex)
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{
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LoggerHelper.ErrorWithNotify(_scopeName, $"IOBoardGroup 初始化失败：{ex.Message}");
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}
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}
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public async Task ConnectAllDevices(CancellationToken ct = default)
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{
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if (_systemConfig?.DeviceList == null) return;
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var tasks = new List<Task>();
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foreach (var info in _systemConfig.DeviceList)
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{
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if (info == null || !info.IsEnabled) continue;
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if (string.IsNullOrWhiteSpace(info.DeviceName)) continue;
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// CAN 设备：直接打开 CAN 卡
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if (string.Equals(info.ConnectionType, "CAN", StringComparison.OrdinalIgnoreCase))
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{
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tasks.Add(ConnectCanAsync(info));
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continue;
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}
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if (!DeviceMap.TryGetValue(info.DeviceName, out var device)) continue;
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tasks.Add(ConnectInternalAsync(info, device, ct));
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}
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await Task.WhenAll(tasks);
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// 所有设备连接完成后，启动健康监控（心跳重连）
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StartHealthMonitor();
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}
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/// <summary>
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/// 启动设备健康监控器：周期性检查设备连接状态，断连自动重连。
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/// 与 HardwareDataBroadcaster 的监控采样互不干扰。
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/// </summary>
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private void StartHealthMonitor()
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{
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if (_healthMonitor != null || DeviceMap.Count == 0) return;
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_healthMonitor = new DeviceHealthMonitor(DeviceMap, _systemConfig, _scopeName);
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_healthMonitor.Start();
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LoggerHelper.Info($"[{_scopeName}] 心跳重连机制已激活");
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}
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/// <summary>停止设备健康监控器</summary>
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private void StopHealthMonitor()
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{
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_healthMonitor?.Stop();
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_healthMonitor?.Dispose();
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_healthMonitor = null;
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}
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public async Task ConnectSpecifiedDevice(string deviceName, CancellationToken ct = default)
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{
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if (string.IsNullOrWhiteSpace(deviceName))
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{
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LoggerHelper.Warn("ConnectSpecifiedDevice：设备名为空。");
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return;
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}
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var info = _systemConfig?.DeviceList?
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.FirstOrDefault(d => d != null && string.Equals(d.DeviceName, deviceName, StringComparison.OrdinalIgnoreCase));
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if (info == null)
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{
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LoggerHelper.Warn($"ConnectSpecifiedDevice：未找到设备配置 [{deviceName}]。");
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return;
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}
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// CAN 设备：直接打开 CAN 卡
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if (string.Equals(info.ConnectionType, "CAN", StringComparison.OrdinalIgnoreCase))
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{
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await ConnectCanAsync(info);
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return;
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}
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if (!DeviceMap.TryGetValue(deviceName, out var device))
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{
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LoggerHelper.Warn($"ConnectSpecifiedDevice：未找到设备 [{deviceName}]。");
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return;
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}
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await ConnectInternalAsync(info, device, ct);
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}
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/// <summary>
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/// 异步关闭指定设备，释放底层连接并更新 UI 状态
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/// </summary>
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public async Task CloseDeviceAsync(string deviceName)
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{
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if (string.IsNullOrWhiteSpace(deviceName)) return;
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var info = _systemConfig?.DeviceList?
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.FirstOrDefault(d => d != null && string.Equals(d.DeviceName, deviceName, StringComparison.OrdinalIgnoreCase));
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// CAN 设备：直接关闭 CAN 卡
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if (info != null && string.Equals(info.ConnectionType, "CAN", StringComparison.OrdinalIgnoreCase))
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{
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CloseCan();
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return;
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}
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IBaseInterface? device;
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lock (_lockObj)
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{
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if (!DeviceMap.TryGetValue(deviceName, out device)) return;
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}
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await CloseInternalAsync(info, device);
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}
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/// <summary>
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/// 异步关闭所有设备
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/// </summary>
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public async Task CloseAllDevicesAsync()
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{
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// 先停止健康监控，避免重连定时器与关闭操作冲突
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StopHealthMonitor();
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List<Task> tasks = new List<Task>();
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lock (_lockObj)
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{
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if (DeviceMap.Count == 0 ) return;
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foreach (var kvp in DeviceMap)
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{
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string deviceName = kvp.Key;
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var device = kvp.Value;
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var info = _systemConfig?.DeviceList?
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.FirstOrDefault(d => d != null && string.Equals(d.DeviceName, deviceName, StringComparison.OrdinalIgnoreCase));
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tasks.Add(CloseInternalAsync(info, device));
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}
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}
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CAN.DisConnect();
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await Task.WhenAll(tasks);
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LoggerHelper.Info("所有设备已执行关闭操作。");
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}
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#region 辅助方法
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private async Task CloseInternalAsync(DeviceInfoVM? info, IBaseInterface device)
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{
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string name = info?.DeviceName ?? device.GetType().Name;
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string conn = info?.ConnectionType ?? "?";
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try
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{
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// 如果设备本身已经是断开状态，直接更新 UI 并返回
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if (!device.IsConnected)
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{
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if (info != null) info.IsConnected = false;
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LoggerHelper.Info($"设备 [{name}] 本就处于断开状态。");
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return;
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}
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await Task.Run(() => device.Close());
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LoggerHelper.Info($"设备 [{name}/{conn}] 已成功关闭连接。");
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}
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catch (Exception ex)
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{
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var inner = ex.InnerException?.Message ?? ex.Message;
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LoggerHelper.Error($"设备 [{name}/{conn}] 关闭连接时出现异常: {inner}");
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}
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finally
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{
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// 无论关闭时是否抛出异常，均强制同步 UI 状态为未连接
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if (info != null)
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{
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info.IsConnected = false;
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}
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}
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}
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private async Task ConnectInternalAsync(DeviceInfoVM? info, IBaseInterface device, CancellationToken ct)
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{
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string name = info?.DeviceName ?? device.GetType().Name;
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string conn = info?.ConnectionType ?? "?";
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try
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{
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if (device.IsConnected)
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{
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if (info != null) info.IsConnected = true;
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LoggerHelper.Info($"设备 [{name}] 已连接，跳过。");
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return;
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}
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bool ok = conn switch
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{
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"Tcp" => await ConnectTcpAsync(name, device, ct),
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"Serial" => await ConnectSerialAsync(name, device, ct),
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_ => false
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};
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if (info != null) info.IsConnected = ok;
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if (ok)
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LoggerHelper.Info($"设备 [{name}/{conn}] 连接成功。");
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else
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LoggerHelper.Warn($"设备 [{name}/{conn}] 连接失败。");
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}
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catch (OperationCanceledException)
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{
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if (info != null) info.IsConnected = false;
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LoggerHelper.Warn($"设备 [{name}/{conn}] 连接已取消。");
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}
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catch (Exception ex)
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{
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if (info != null) info.IsConnected = false;
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var inner = ex.InnerException?.Message ?? ex.Message;
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LoggerHelper.ErrorWithNotify(_scopeName, $"设备 [{name}/{conn}] 连接异常：{inner}");
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}
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}
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private static async Task<bool> ConnectTcpAsync(string name, IBaseInterface device, CancellationToken ct)
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{
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if (device is ITcp tcp)
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{
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return await tcp.ConnectAsync(ct);
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}
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if (device is IModbusDevice modbusTCP)
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{
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return await modbusTCP.ConnectAsync(ct);
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}
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LoggerHelper.Warn($"设备 [{name}] 配置为 Tcp 但未实现 ITcp，实际类型为 {device.GetType().Name}。");
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return false;
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}
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private static async Task<bool> ConnectSerialAsync(string name, IBaseInterface device, CancellationToken ct)
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{
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if (device is not ISerialPort sp)
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{
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LoggerHelper.Warn($"设备 [{name}] 配置为 Serial 但未实现 ISerialPort，实际类型为 {device.GetType().Name}。");
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return false;
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}
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return await sp.ConnectAsync(ct);
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}
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/// <summary>
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/// 打开 CAN 卡：打开设备 + 初始化并启动所有通道 + 自动加载 DBC + 启动信号广播
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/// </summary>
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private async Task<bool> ConnectCanAsync(DeviceInfoVM info)
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{
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try
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{
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bool ok = await Task.Run(() =>
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{
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// 自动加载 DBC 文件
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if (_systemConfig?.DBCAutoLoadList != null)
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{
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foreach (var item in _systemConfig.DBCAutoLoadList)
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{
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if (item.DBCChannel < 0 || item.DBCChannel >= 4) continue;
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if (string.IsNullOrWhiteSpace(item.DBCFilePath)) continue;
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if (!File.Exists(item.DBCFilePath))
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{
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// 发布 DBC 卸载事件，通知监控系统清除对应信号
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_eventAggregator.GetEvent<DBCUnloadedEvent>().Publish(new DBCUnloadedArgs
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{
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Channel = (uint)item.DBCChannel,
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Scope = _scopeName
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});
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LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：文件不存在 [{item.DBCFilePath}]");
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continue;
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}
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bool loadOk = CAN.LoadDBC(item.DBCFilePath,new int[] { item.DBCChannel },out _ )==0;
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if (loadOk)
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{
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LoggerHelper.Info($"CAN 通道 {item.DBCChannel} 已自动加载 DBC：{item.DBCFilePath}");
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// 发布 DBC 加载完成事件，通知监控系统刷新信号列表
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_eventAggregator.GetEvent<DBCLoadedEvent>().Publish(new DBCLoadedArgs
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{
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Channel = (uint)item.DBCChannel,
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Scope = _scopeName
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});
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}
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else
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{
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LoggerHelper.Warn($"CAN 通道 {item.DBCChannel} 自动加载 DBC 失败：{item.DBCFilePath}");
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_eventAggregator.GetEvent<DBCUnloadedEvent>().Publish(new DBCUnloadedArgs
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{
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Channel = (uint)item.DBCChannel,
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Scope = _scopeName
|
||
});
|
||
}
|
||
}
|
||
}
|
||
if (CAN.Connect() != 0) return false;
|
||
return true;
|
||
});
|
||
|
||
info.IsConnected = ok;
|
||
|
||
if (ok)
|
||
LoggerHelper.Info($"CAN 设备 连接成功");
|
||
else
|
||
LoggerHelper.Warn($"CAN 设备连接失败。");
|
||
|
||
return ok;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
info.IsConnected = false;
|
||
var inner = ex.InnerException?.Message ?? ex.Message;
|
||
LoggerHelper.ErrorWithNotify(_scopeName, $"CAN 设备 连接异常：{inner}");
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 关闭 CAN 卡
|
||
/// </summary>
|
||
private void CloseCan()
|
||
{
|
||
CAN.DisConnect();
|
||
}
|
||
|
||
private static IReadOnlyDictionary<string, Type> BuildDeviceTypeMap()
|
||
{
|
||
try
|
||
{
|
||
return typeof(IBaseInterface).Assembly
|
||
.GetTypes()
|
||
.Where(t => t.IsClass && !t.IsAbstract && typeof(IBaseInterface).IsAssignableFrom(t))
|
||
.ToDictionary(t => t.Name, t => t, StringComparer.OrdinalIgnoreCase);
|
||
}
|
||
catch (ReflectionTypeLoadException ex)
|
||
{
|
||
LoggerHelper.Error($"扫描设备类型失败：{ex.Message}");
|
||
return new Dictionary<string, Type>(StringComparer.OrdinalIgnoreCase);
|
||
}
|
||
}
|
||
private static IBaseInterface? CreateTcpDevice(Type type, TcpConfigVM? vm)
|
||
{
|
||
vm ??= new TcpConfigVM();
|
||
var cfg = new TcpConfig
|
||
{
|
||
IPAddress = vm.IPAddress,
|
||
Port = vm.Port,
|
||
SendTimeout = vm.SendTimeout,
|
||
ReceiveTimeout = vm.ReceiveTimeout
|
||
};
|
||
return Activator.CreateInstance(type, cfg) as IBaseInterface;
|
||
}
|
||
private static IBaseInterface? CreateSerialDevice(Type type, SerialPortConfigVM? vm)
|
||
{
|
||
vm ??= new SerialPortConfigVM();
|
||
var cfg = new SerialPortConfig
|
||
{
|
||
PortName = vm.PortName,
|
||
BaudRate = vm.BaudRate,
|
||
DataBits = vm.DataBits,
|
||
StopBits = Enum.TryParse<StopBits>(vm.StopBits, true, out var sb) ? sb : StopBits.One,
|
||
Parity = Enum.TryParse<Parity>(vm.Parity, true, out var pa) ? pa : Parity.None,
|
||
ReadTimeout = vm.ReadTimeout,
|
||
WriteTimeout = vm.WriteTimeout
|
||
};
|
||
return Activator.CreateInstance(type, cfg) as IBaseInterface;
|
||
}
|
||
|
||
public void Dispose()
|
||
{
|
||
// 停止健康监控
|
||
StopHealthMonitor();
|
||
|
||
// 停止 CAN 信号监测服务
|
||
_CANMonitoringService?.Stop();
|
||
|
||
if (string.IsNullOrEmpty(_scopeName)) return;
|
||
|
||
// 遍历当前作用域用到的所有指纹，逐一移除本作用域的引用
|
||
var fingerprintsToRemove = new List<string>();
|
||
|
||
foreach (var kvp in _globalInfo.DeviceAndScopeDic)
|
||
{
|
||
string fingerprint = kvp.Key;
|
||
var scopeList = kvp.Value.IsValueCreated ? kvp.Value.Value : null;
|
||
if (scopeList == null) continue;
|
||
|
||
lock (scopeList)
|
||
{
|
||
scopeList.Remove(_scopeName);
|
||
|
||
// 引用归零 → 标记为待清理
|
||
if (scopeList.Count == 0)
|
||
fingerprintsToRemove.Add(fingerprint);
|
||
}
|
||
}
|
||
|
||
// 对引用归零的指纹：销毁设备实例 + 从全局池中移除
|
||
foreach (var fingerprint in fingerprintsToRemove)
|
||
{
|
||
// 尝试从 HardwarePool 取出并销毁
|
||
if (_globalInfo.HardwarePool.TryRemove(fingerprint, out var lazy))
|
||
{
|
||
if (lazy.IsValueCreated && lazy.Value is IBaseInterface device)
|
||
{
|
||
try { device.Close(); }
|
||
catch { /* 销毁时忽略异常 */ }
|
||
LoggerHelper.Info($"指纹 [{fingerprint}] 无作用域引用，已销毁设备实例。");
|
||
}
|
||
}
|
||
|
||
|
||
// 同步清除 DeviceAndScopeDic 中的空条目
|
||
_globalInfo.DeviceAndScopeDic.TryRemove(fingerprint, out _);
|
||
}
|
||
|
||
DeviceMap.Clear();
|
||
}
|
||
#endregion
|
||
}
|
||
}
|