#0039 全局数据结构设计
This commit is contained in:
zhengxuan.zhang
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using System;
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using System.Threading;
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using System.Windows;
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using System.Windows.Threading;
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using Prism.Mvvm;
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using Serilog;
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using XP.Hardware.RaySource.Services;
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using XplorePlane.Models;
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namespace XplorePlane.Services.AppState
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{
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/// <summary>
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/// 全局应用状态管理服务实现。
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/// 继承 BindableBase 以支持 WPF 数据绑定，使用 Interlocked.Exchange 保证线程安全写入，
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/// 通过 Dispatcher.BeginInvoke 将事件调度到 UI 线程。
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/// </summary>
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public class AppStateService : BindableBase, IAppStateService
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{
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private readonly Dispatcher _dispatcher;
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private readonly IRaySourceService _raySourceService;
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private readonly ILogger _logger;
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private bool _disposed;
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// ── 状态字段（通过 Interlocked.Exchange 原子替换）──
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private MotionState _motionState = MotionState.Default;
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private RaySourceState _raySourceState = RaySourceState.Default;
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private DetectorState _detectorState = DetectorState.Default;
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private SystemState _systemState = SystemState.Default;
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private CameraState _cameraState = CameraState.Default;
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private CalibrationMatrix _calibrationMatrix;
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private LinkedViewState _linkedViewState = LinkedViewState.Default;
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private RecipeExecutionState _recipeExecutionState = RecipeExecutionState.Default;
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// ── 类型化状态变更事件 ──
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public event EventHandler<StateChangedEventArgs<MotionState>> MotionStateChanged;
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public event EventHandler<StateChangedEventArgs<RaySourceState>> RaySourceStateChanged;
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public event EventHandler<StateChangedEventArgs<DetectorState>> DetectorStateChanged;
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public event EventHandler<StateChangedEventArgs<SystemState>> SystemStateChanged;
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public event EventHandler<StateChangedEventArgs<CameraState>> CameraStateChanged;
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public event EventHandler<StateChangedEventArgs<LinkedViewState>> LinkedViewStateChanged;
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public event EventHandler<StateChangedEventArgs<RecipeExecutionState>> RecipeExecutionStateChanged;
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public event EventHandler<LinkedViewRequestEventArgs> LinkedViewRequested;
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// ── 状态属性（只读）──
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public MotionState MotionState => _motionState;
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public RaySourceState RaySourceState => _raySourceState;
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public DetectorState DetectorState => _detectorState;
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public SystemState SystemState => _systemState;
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public CameraState CameraState => _cameraState;
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public CalibrationMatrix CalibrationMatrix => _calibrationMatrix;
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public LinkedViewState LinkedViewState => _linkedViewState;
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public RecipeExecutionState RecipeExecutionState => _recipeExecutionState;
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public AppStateService(
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IRaySourceService raySourceService,
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ILogger logger)
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{
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ArgumentNullException.ThrowIfNull(raySourceService);
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ArgumentNullException.ThrowIfNull(logger);
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_raySourceService = raySourceService;
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_logger = logger;
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_dispatcher = Application.Current.Dispatcher;
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SubscribeToExistingServices();
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_logger.Information("AppStateService 已初始化");
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}
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// ── 状态更新方法 ──
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public void UpdateMotionState(MotionState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateMotionState 调用"); return; }
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var old = Interlocked.Exchange(ref _motionState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, MotionStateChanged, nameof(MotionState));
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}
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public void UpdateRaySourceState(RaySourceState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateRaySourceState 调用"); return; }
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var old = Interlocked.Exchange(ref _raySourceState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, RaySourceStateChanged, nameof(RaySourceState));
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}
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public void UpdateDetectorState(DetectorState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateDetectorState 调用"); return; }
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var old = Interlocked.Exchange(ref _detectorState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, DetectorStateChanged, nameof(DetectorState));
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}
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public void UpdateSystemState(SystemState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateSystemState 调用"); return; }
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var old = Interlocked.Exchange(ref _systemState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, SystemStateChanged, nameof(SystemState));
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}
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public void UpdateCameraState(CameraState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateCameraState 调用"); return; }
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var old = Interlocked.Exchange(ref _cameraState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, CameraStateChanged, nameof(CameraState));
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}
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public void UpdateCalibrationMatrix(CalibrationMatrix newMatrix)
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{
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ArgumentNullException.ThrowIfNull(newMatrix);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateCalibrationMatrix 调用"); return; }
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var old = Interlocked.Exchange(ref _calibrationMatrix, newMatrix);
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if (ReferenceEquals(old, newMatrix)) return;
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_dispatcher.BeginInvoke(() =>
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{
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RaisePropertyChanged(nameof(CalibrationMatrix));
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});
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}
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public void UpdateLinkedViewState(LinkedViewState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateLinkedViewState 调用"); return; }
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var old = Interlocked.Exchange(ref _linkedViewState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, LinkedViewStateChanged, nameof(LinkedViewState));
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}
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public void UpdateRecipeExecutionState(RecipeExecutionState newState)
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{
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ArgumentNullException.ThrowIfNull(newState);
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if (_disposed) { _logger.Warning("AppStateService 已释放，忽略 UpdateRecipeExecutionState 调用"); return; }
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var old = Interlocked.Exchange(ref _recipeExecutionState, newState);
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if (ReferenceEquals(old, newState)) return;
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RaiseOnDispatcher(old, newState, RecipeExecutionStateChanged, nameof(RecipeExecutionState));
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}
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// ── 画面联动 ──
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public void RequestLinkedView(double pixelX, double pixelY)
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{
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var matrix = _calibrationMatrix;
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if (matrix is null)
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{
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_logger.Warning("CalibrationMatrix 未设置，无法执行画面联动 (pixelX={PixelX}, pixelY={PixelY})", pixelX, pixelY);
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UpdateSystemState(SystemState with
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{
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HasError = true,
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ErrorMessage = "CalibrationMatrix 未设置，无法执行画面联动"
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});
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return;
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}
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var (x, y, z) = matrix.Transform(pixelX, pixelY);
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var newLinkedState = new LinkedViewState(
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new PhysicalPosition(x, y, z),
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IsExecuting: true,
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LastRequestTime: DateTime.UtcNow);
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UpdateLinkedViewState(newLinkedState);
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_dispatcher.BeginInvoke(() =>
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{
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LinkedViewRequested?.Invoke(this, new LinkedViewRequestEventArgs(x, y, z));
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});
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}
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// ── 内部辅助方法 ──
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private void RaiseOnDispatcher<T>(T oldVal, T newVal,
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EventHandler<StateChangedEventArgs<T>> handler, string propertyName)
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{
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_dispatcher.BeginInvoke(() =>
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{
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RaisePropertyChanged(propertyName);
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try
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{
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handler?.Invoke(this, new StateChangedEventArgs<T>(oldVal, newVal));
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}
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catch (Exception ex)
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{
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_logger.Error(ex, "状态变更事件处理器抛出异常 (property={PropertyName})", propertyName);
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}
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});
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}
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private void SubscribeToExistingServices()
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{
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// IRaySourceService 是基于命令的服务（没有直接的状态变更事件），
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// 状态同步由外部调用者通过 UpdateRaySourceState 完成。
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// TODO: 当 IRaySourceService 添加状态变更事件时，在此处订阅并同步到 RaySourceState
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_logger.Information("AppStateService 已准备好接收外部服务状态更新");
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}
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// ── Dispose ──
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public void Dispose()
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{
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if (_disposed) return;
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_disposed = true;
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// 清除所有事件订阅
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MotionStateChanged = null;
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RaySourceStateChanged = null;
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DetectorStateChanged = null;
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SystemStateChanged = null;
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CameraStateChanged = null;
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LinkedViewStateChanged = null;
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RecipeExecutionStateChanged = null;
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LinkedViewRequested = null;
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_logger.Information("AppStateService 已释放");
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}
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}
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}
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@@ -0,0 +1,54 @@
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using System;
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using System.ComponentModel;
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using XplorePlane.Models;
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namespace XplorePlane.Services.AppState
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{
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/// <summary>
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/// 全局应用状态管理服务接口。
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/// 以单例模式注册，聚合所有硬件和系统状态，支持 WPF 数据绑定和类型化事件订阅。
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/// </summary>
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public interface IAppStateService : INotifyPropertyChanged, IDisposable
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{
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// ── 状态属性（只读，通过 Update 方法更新）──
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MotionState MotionState { get; }
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RaySourceState RaySourceState { get; }
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DetectorState DetectorState { get; }
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SystemState SystemState { get; }
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CameraState CameraState { get; }
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CalibrationMatrix CalibrationMatrix { get; }
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LinkedViewState LinkedViewState { get; }
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RecipeExecutionState RecipeExecutionState { get; }
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// ── 状态更新方法（线程安全，可从任意线程调用）──
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void UpdateMotionState(MotionState newState);
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void UpdateRaySourceState(RaySourceState newState);
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void UpdateDetectorState(DetectorState newState);
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void UpdateSystemState(SystemState newState);
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void UpdateCameraState(CameraState newState);
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void UpdateCalibrationMatrix(CalibrationMatrix newMatrix);
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void UpdateLinkedViewState(LinkedViewState newState);
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void UpdateRecipeExecutionState(RecipeExecutionState newState);
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// ── 画面联动 ──
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/// <summary>将像素坐标通过 CalibrationMatrix 转换为物理坐标并发布 LinkedViewRequest</summary>
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void RequestLinkedView(double pixelX, double pixelY);
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// ── 类型化状态变更事件 ──
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event EventHandler<StateChangedEventArgs<MotionState>> MotionStateChanged;
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event EventHandler<StateChangedEventArgs<RaySourceState>> RaySourceStateChanged;
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event EventHandler<StateChangedEventArgs<DetectorState>> DetectorStateChanged;
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event EventHandler<StateChangedEventArgs<SystemState>> SystemStateChanged;
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event EventHandler<StateChangedEventArgs<CameraState>> CameraStateChanged;
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event EventHandler<StateChangedEventArgs<LinkedViewState>> LinkedViewStateChanged;
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event EventHandler<StateChangedEventArgs<RecipeExecutionState>> RecipeExecutionStateChanged;
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// ── 画面联动请求事件 ──
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event EventHandler<LinkedViewRequestEventArgs> LinkedViewRequested;
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}
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}
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@@ -0,0 +1,32 @@
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using System;
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namespace XplorePlane.Services.AppState
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{
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/// <summary>类型化状态变更事件参数，携带旧值和新值</summary>
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public sealed class StateChangedEventArgs<T> : EventArgs
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{
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public T OldValue { get; }
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public T NewValue { get; }
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public StateChangedEventArgs(T oldValue, T newValue)
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{
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OldValue = oldValue;
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NewValue = newValue;
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}
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}
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/// <summary>画面联动请求事件参数，携带目标物理坐标</summary>
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public sealed class LinkedViewRequestEventArgs : EventArgs
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{
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public double TargetX { get; }
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public double TargetY { get; }
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public double TargetZ { get; }
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public LinkedViewRequestEventArgs(double targetX, double targetY, double targetZ)
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{
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TargetX = targetX;
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TargetY = targetY;
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TargetZ = targetZ;
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}
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}
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}
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@@ -0,0 +1,31 @@
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using System.Threading;
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using System.Threading.Tasks;
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using XplorePlane.Models;
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namespace XplorePlane.Services.Recipe
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{
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/// <summary>检测配方管理服务接口，负责配方的创建、序列化/反序列化和执行编排</summary>
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public interface IRecipeService
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{
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/// <summary>创建空的检测配方</summary>
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InspectionRecipe CreateRecipe(string name);
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/// <summary>从当前全局状态快照 + PipelineModel 记录一个步骤</summary>
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RecipeStep RecordCurrentStep(InspectionRecipe recipe, PipelineModel pipeline);
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/// <summary>序列化配方到 JSON 文件</summary>
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Task SaveAsync(InspectionRecipe recipe, string filePath);
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/// <summary>从 JSON 文件反序列化配方</summary>
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Task<InspectionRecipe> LoadAsync(string filePath);
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/// <summary>按步骤顺序执行配方</summary>
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Task ExecuteAsync(InspectionRecipe recipe, CancellationToken cancellationToken = default);
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/// <summary>暂停当前配方执行（当前步骤完成后停止）</summary>
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void Pause();
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/// <summary>恢复已暂停的配方执行</summary>
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void Resume();
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}
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}
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@@ -0,0 +1,282 @@
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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.Text.Json;
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using System.Threading;
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using System.Threading.Tasks;
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using Serilog;
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using XplorePlane.Models;
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using XplorePlane.Services.AppState;
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namespace XplorePlane.Services.Recipe
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{
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/// <summary>
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/// 检测配方管理服务实现。
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/// 负责配方的创建、序列化/反序列化和执行编排，通过 ManualResetEventSlim 支持暂停/恢复。
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/// </summary>
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public class RecipeService : IRecipeService
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{
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private readonly IAppStateService _appStateService;
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private readonly IPipelineExecutionService _pipelineExecutionService;
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private readonly ILogger _logger;
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private readonly ManualResetEventSlim _pauseHandle = new(true); // initially signaled (not paused)
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private static readonly JsonSerializerOptions _jsonOptions = new()
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{
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WriteIndented = true
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};
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public RecipeService(
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IAppStateService appStateService,
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IPipelineExecutionService pipelineExecutionService,
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ILogger logger)
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{
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ArgumentNullException.ThrowIfNull(appStateService);
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ArgumentNullException.ThrowIfNull(pipelineExecutionService);
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ArgumentNullException.ThrowIfNull(logger);
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_appStateService = appStateService;
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_pipelineExecutionService = pipelineExecutionService;
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_logger = logger;
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_logger.Information("RecipeService 已初始化");
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}
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/// <inheritdoc />
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public InspectionRecipe CreateRecipe(string name)
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{
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if (string.IsNullOrWhiteSpace(name))
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throw new ArgumentException("配方名称不能为空", nameof(name));
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var recipe = new InspectionRecipe(
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Id: Guid.NewGuid(),
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Name: name,
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CreatedAt: DateTime.UtcNow,
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UpdatedAt: DateTime.UtcNow,
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Steps: new List<RecipeStep>().AsReadOnly());
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_logger.Information("已创建配方: {RecipeName}, Id={RecipeId}", name, recipe.Id);
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return recipe;
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}
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/// <inheritdoc />
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public RecipeStep RecordCurrentStep(InspectionRecipe recipe, PipelineModel pipeline)
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{
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ArgumentNullException.ThrowIfNull(recipe);
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ArgumentNullException.ThrowIfNull(pipeline);
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var motionState = _appStateService.MotionState;
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var raySourceState = _appStateService.RaySourceState;
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var detectorState = _appStateService.DetectorState;
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var step = new RecipeStep(
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StepIndex: recipe.Steps.Count,
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MotionState: motionState,
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RaySourceState: raySourceState,
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DetectorState: detectorState,
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Pipeline: pipeline);
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_logger.Information("已记录配方步骤: StepIndex={StepIndex}, Recipe={RecipeName}",
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step.StepIndex, recipe.Name);
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return step;
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}
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/// <inheritdoc />
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||||
public async Task SaveAsync(InspectionRecipe recipe, string filePath)
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{
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||||
ArgumentNullException.ThrowIfNull(recipe);
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ArgumentNullException.ThrowIfNull(filePath);
|
||||
|
||||
// 路径安全性验证：检查路径遍历
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if (filePath.Contains("..", StringComparison.Ordinal))
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throw new UnauthorizedAccessException($"文件路径包含不安全的路径遍历字符: {filePath}");
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||||
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||||
var json = JsonSerializer.Serialize(recipe, _jsonOptions);
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await File.WriteAllTextAsync(filePath, json).ConfigureAwait(false);
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||||
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||||
_logger.Information("已保存配方到文件: {FilePath}, Recipe={RecipeName}", filePath, recipe.Name);
|
||||
}
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||||
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||||
/// <inheritdoc />
|
||||
public async Task<InspectionRecipe> LoadAsync(string filePath)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(filePath);
|
||||
|
||||
if (!File.Exists(filePath))
|
||||
throw new FileNotFoundException($"配方文件不存在: {filePath}", filePath);
|
||||
|
||||
string json;
|
||||
try
|
||||
{
|
||||
json = await File.ReadAllTextAsync(filePath).ConfigureAwait(false);
|
||||
}
|
||||
catch (Exception ex) when (ex is not FileNotFoundException)
|
||||
{
|
||||
throw new InvalidDataException($"无法读取配方文件: {filePath}", ex);
|
||||
}
|
||||
|
||||
InspectionRecipe recipe;
|
||||
try
|
||||
{
|
||||
recipe = JsonSerializer.Deserialize<InspectionRecipe>(json, _jsonOptions);
|
||||
}
|
||||
catch (JsonException ex)
|
||||
{
|
||||
throw new InvalidDataException($"配方文件 JSON 格式无效: {filePath}", ex);
|
||||
}
|
||||
|
||||
if (recipe is null)
|
||||
throw new InvalidDataException($"配方文件反序列化结果为 null: {filePath}");
|
||||
|
||||
if (string.IsNullOrWhiteSpace(recipe.Name))
|
||||
throw new InvalidDataException($"配方文件数据不完整，缺少名称: {filePath}");
|
||||
|
||||
if (recipe.Steps is null)
|
||||
throw new InvalidDataException($"配方文件数据不完整，缺少步骤列表: {filePath}");
|
||||
|
||||
_logger.Information("已加载配方: {FilePath}, Recipe={RecipeName}, Steps={StepCount}",
|
||||
filePath, recipe.Name, recipe.Steps.Count);
|
||||
return recipe;
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task ExecuteAsync(InspectionRecipe recipe, CancellationToken cancellationToken = default)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(recipe);
|
||||
|
||||
_logger.Information("开始执行配方: {RecipeName}, 共 {StepCount} 步", recipe.Name, recipe.Steps.Count);
|
||||
|
||||
// 重置暂停状态
|
||||
_pauseHandle.Set();
|
||||
|
||||
_appStateService.UpdateRecipeExecutionState(new RecipeExecutionState(
|
||||
CurrentStepIndex: 0,
|
||||
TotalSteps: recipe.Steps.Count,
|
||||
Status: RecipeExecutionStatus.Running,
|
||||
CurrentRecipeName: recipe.Name));
|
||||
|
||||
try
|
||||
{
|
||||
for (int i = 0; i < recipe.Steps.Count; i++)
|
||||
{
|
||||
cancellationToken.ThrowIfCancellationRequested();
|
||||
|
||||
// 暂停检查：等待恢复信号
|
||||
_pauseHandle.Wait(cancellationToken);
|
||||
|
||||
var step = recipe.Steps[i];
|
||||
|
||||
_appStateService.UpdateRecipeExecutionState(new RecipeExecutionState(
|
||||
CurrentStepIndex: i,
|
||||
TotalSteps: recipe.Steps.Count,
|
||||
Status: RecipeExecutionStatus.Running,
|
||||
CurrentRecipeName: recipe.Name));
|
||||
|
||||
_logger.Information("执行配方步骤 {StepIndex}/{TotalSteps}: Recipe={RecipeName}",
|
||||
i + 1, recipe.Steps.Count, recipe.Name);
|
||||
|
||||
try
|
||||
{
|
||||
await ExecuteStepAsync(step, cancellationToken).ConfigureAwait(false);
|
||||
}
|
||||
catch (OperationCanceledException)
|
||||
{
|
||||
throw; // 让取消异常向上传播
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.Error(ex, "配方步骤 {StepIndex} 执行失败: Recipe={RecipeName}", i, recipe.Name);
|
||||
|
||||
_appStateService.UpdateRecipeExecutionState(new RecipeExecutionState(
|
||||
CurrentStepIndex: i,
|
||||
TotalSteps: recipe.Steps.Count,
|
||||
Status: RecipeExecutionStatus.Error,
|
||||
CurrentRecipeName: recipe.Name));
|
||||
|
||||
_appStateService.UpdateSystemState(new SystemState(
|
||||
OperationMode: OperationMode.Idle,
|
||||
HasError: true,
|
||||
ErrorMessage: $"配方 '{recipe.Name}' 步骤 {i} 执行失败: {ex.Message}"));
|
||||
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
_appStateService.UpdateRecipeExecutionState(new RecipeExecutionState(
|
||||
CurrentStepIndex: recipe.Steps.Count,
|
||||
TotalSteps: recipe.Steps.Count,
|
||||
Status: RecipeExecutionStatus.Completed,
|
||||
CurrentRecipeName: recipe.Name));
|
||||
|
||||
_logger.Information("配方执行完成: {RecipeName}", recipe.Name);
|
||||
}
|
||||
catch (OperationCanceledException)
|
||||
{
|
||||
_logger.Information("配方执行已取消: {RecipeName}", recipe.Name);
|
||||
|
||||
_appStateService.UpdateRecipeExecutionState(new RecipeExecutionState(
|
||||
CurrentStepIndex: 0,
|
||||
TotalSteps: recipe.Steps.Count,
|
||||
Status: RecipeExecutionStatus.Idle,
|
||||
CurrentRecipeName: recipe.Name));
|
||||
|
||||
throw;
|
||||
}
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public void Pause()
|
||||
{
|
||||
_pauseHandle.Reset();
|
||||
|
||||
var current = _appStateService.RecipeExecutionState;
|
||||
if (current.Status == RecipeExecutionStatus.Running)
|
||||
{
|
||||
_appStateService.UpdateRecipeExecutionState(current with
|
||||
{
|
||||
Status = RecipeExecutionStatus.Paused
|
||||
});
|
||||
}
|
||||
|
||||
_logger.Information("配方执行已暂停");
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public void Resume()
|
||||
{
|
||||
var current = _appStateService.RecipeExecutionState;
|
||||
if (current.Status == RecipeExecutionStatus.Paused)
|
||||
{
|
||||
_appStateService.UpdateRecipeExecutionState(current with
|
||||
{
|
||||
Status = RecipeExecutionStatus.Running
|
||||
});
|
||||
}
|
||||
|
||||
_pauseHandle.Set();
|
||||
_logger.Information("配方执行已恢复");
|
||||
}
|
||||
|
||||
// ── 内部辅助方法 ──
|
||||
|
||||
private async Task ExecuteStepAsync(RecipeStep step, CancellationToken cancellationToken)
|
||||
{
|
||||
// 更新运动状态
|
||||
_appStateService.UpdateMotionState(step.MotionState);
|
||||
|
||||
// 更新射线源状态
|
||||
_appStateService.UpdateRaySourceState(step.RaySourceState);
|
||||
|
||||
// 更新探测器状态
|
||||
_appStateService.UpdateDetectorState(step.DetectorState);
|
||||
|
||||
// TODO: 通过 IPipelineExecutionService 执行 Pipeline
|
||||
// IPipelineExecutionService.ExecutePipelineAsync 需要 IEnumerable<PipelineNodeViewModel> 和 BitmapSource，
|
||||
// 而 RecipeStep 持有 PipelineModel。此处记录日志作为占位，待 ViewModel 层适配后完善。
|
||||
_logger.Information("步骤 {StepIndex}: 已更新设备状态，Pipeline '{PipelineName}' 执行待实现",
|
||||
step.StepIndex, step.Pipeline?.Name ?? "N/A");
|
||||
|
||||
await Task.CompletedTask;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user