88 lines
2.9 KiB
C#
88 lines
2.9 KiB
C#
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using System.Collections.ObjectModel;
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using AutoMapper;
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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Messaging;
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using DMS.Application.DTOs;
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using DMS.Application.DTOs.Events;
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using DMS.Application.Interfaces;
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using DMS.Core.Enums;
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using DMS.Core.Models;
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using DMS.Message;
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using DMS.WPF.Interfaces;
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using DMS.WPF.ViewModels.Items;
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namespace DMS.WPF.Services;
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/// <summary>
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/// 数据事件服务类，负责处理数据变更事件和消息传递。
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/// </summary>
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public class DataEventService : IDataEventService
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{
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private readonly IMapper _mapper;
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private readonly IDataStorageService _dataStorageService;
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private readonly IAppDataCenterService _appDataCenterService;
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private readonly IWPFDataService _wpfDataService;
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/// <summary>
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/// DataEventService类的构造函数。
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/// </summary>
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public DataEventService(IMapper mapper,IDataStorageService dataStorageService,
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IAppDataCenterService appDataCenterService,IWPFDataService wpfDataService
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)
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{
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_mapper = mapper;
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_dataStorageService = dataStorageService;
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_appDataCenterService = appDataCenterService;
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_wpfDataService = wpfDataService;
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// 监听变量值变更事件
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_appDataCenterService.VariableValueChanged += OnVariableValueChanged;
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_appDataCenterService.OnLoadDataCompleted += OnLoadDataCompleted;
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// 监听日志变更事件
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// _appDataCenterService.NlogChanged += _logDataService.OnNlogChanged;
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}
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private void OnLoadDataCompleted(object? sender, DataLoadCompletedEventArgs e)
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{
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if (e.IsSuccess)
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{
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_wpfDataService.DeviceDataService.LoadAllDevices();
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_wpfDataService.VariableTableDataService.LoadAllVariableTables();
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_wpfDataService.VariableDataService.LoadAllVariables();
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_wpfDataService.MenuDataService.LoadAllMenus();
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_wpfDataService.MqttDataService.LoadMqttServers();
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_wpfDataService.LogDataService.LoadAllLog();
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}
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}
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/// <summary>
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/// 处理变量值变更事件。
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/// </summary>
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private void OnVariableValueChanged(object sender, VariableValueChangedEventArgs e)
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{
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// 在UI线程上更新变量值
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App.Current.Dispatcher.BeginInvoke(new Action(() =>
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{
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// 查找并更新对应的变量
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var variableToUpdate = _dataStorageService.Variables.FirstOrDefault(v => v.Id == e.VariableId);
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if (variableToUpdate != null)
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{
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variableToUpdate.DataValue = e.NewValue;
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variableToUpdate.DisplayValue = e.NewValue;
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variableToUpdate.UpdatedAt = e.UpdateTime;
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}
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}));
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}
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/// <summary>
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/// 处理LoadMessage消息。
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/// </summary>
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public async Task Receive(LoadMessage message)
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{
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}
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}
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