2025-06-24 20:48:38 +08:00
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using System.Collections.ObjectModel;
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2025-07-13 16:22:07 +08:00
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using System.Windows;
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2025-06-24 20:48:38 +08:00
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using CommunityToolkit.Mvvm.ComponentModel;
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2025-07-13 16:22:07 +08:00
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using CommunityToolkit.Mvvm.Input;
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using DMS.Core.Enums;
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2025-07-19 09:25:01 +08:00
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using DMS.WPF.Services;
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using DMS.WPF.Views;
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using DMS.Core.Helper;
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2025-07-26 10:05:43 +08:00
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using DMS.Core.Models;
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using DMS.Helper;
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using DMS.Services;
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using DMS.ViewModels;
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using DMS.WPF.Helper;
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2025-07-02 12:01:20 +08:00
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using iNKORE.UI.WPF.Modern.Common.IconKeys;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Logging;
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2025-07-16 18:39:00 +08:00
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2025-07-16 19:37:13 +08:00
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// AddAsync this using directive
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// AddAsync this using directive
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2025-05-29 08:58:58 +08:00
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2025-07-19 11:11:01 +08:00
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namespace DMS.WPF.ViewModels;
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2025-07-03 15:03:36 +08:00
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/// <summary>
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/// 主视图模型,负责应用程序的主导航和数据管理。
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/// </summary>
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public partial class MainViewModel : ViewModelBase
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{
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private readonly DataServices _dataServices;
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private readonly IDialogService _dialogService;
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private readonly ILogger<MainViewModel> _logger;
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/// <summary>
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/// 当前显示的视图模型。
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/// </summary>
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[ObservableProperty]
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private ViewModelBase currentViewModel;
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/// <summary>
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/// 应用程序的菜单列表。
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/// </summary>
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[ObservableProperty]
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private ObservableCollection<MenuBean> _menus;
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/// <summary>
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/// 初始化 <see cref="MainViewModel"/> 类的新实例。
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/// </summary>
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/// <param name="navgatorServices">导航服务。</param>
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/// <param name="dataServices">数据服务。</param>
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/// <param name="dialogService">对话框服务。</param>
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/// <param name="logger">日志记录器。</param>
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public MainViewModel(
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ILogger<MainViewModel> logger)
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{
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// _dataServices = dataServices;
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_logger = logger;
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CurrentViewModel = new HomeViewModel();
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CurrentViewModel.OnLoaded();
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// 发送消息加载数据
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MessageHelper.SendLoadMessage(LoadTypes.All);
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// 当菜单加载成功后,在前台显示菜单
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// dataServices.OnMenuTreeListChanged += (menus) => { Menus = new ObservableCollection<MenuBean>(menus); };
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}
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/// <summary>
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/// 显示主窗口的命令。
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/// </summary>
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[RelayCommand]
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private void ShowWindow()
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{
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// if (Application.Current.MainWindow is MainView mainWindow)
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// {
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// mainWindow.ShowApplication();
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// }
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}
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/// <summary>
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/// 退出应用程序的命令。
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/// </summary>
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[RelayCommand]
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private void ExitApplication()
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{
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// Application.Current.Shutdown();
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}
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/// <summary>
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/// 添加变量表。
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/// </summary>
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/// <param name="menu">当前菜单项,用于获取父级设备信息。</param>
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private async Task AddVariableTable(MenuBean menu)
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{
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// var db = DbContext.GetInstance();
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// try
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// {
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// // 1. 检查父级设备信息
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// if (menu.Parent?.Data is not Device device)
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// {
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// _logger.LogWarning("尝试添加变量表时,Parent 或 Parent.Data 为空,或 Parent.Data 不是 Device 类型。");
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// NotificationHelper.ShowError("操作失败:无法获取有效的设备信息。");
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// return;
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// }
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//
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//
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// // 2. 显示添加变量表对话框
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// var varTable = await _dialogService.ShowAddVarTableDialog();
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// if (varTable == null)
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// {
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// // 用户取消或未选择
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// return;
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// }
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//
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// // 3. 设置变量表属性
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// varTable.IsActive = true;
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// varTable.DeviceId = device.Id;
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// varTable.ProtocolType = device.ProtocolType;
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//
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// // 4. 添加变量表到数据库
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// // 假设 _varTableRepository.AddAsync 返回一个布尔值表示成功,或者一个表示 ID 的整数
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// // 这里为了演示,我们假设它返回新添加的ID,如果失败则返回0
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// await db.BeginTranAsync();
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// var addVarTable = await _varTableRepository.AddAsync(varTable, db);
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//
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// // 5. 添加变量表菜单
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// MenuBean newMenu = new MenuBean
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// {
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// Icon = SegoeFluentIcons.Tablet.Glyph,
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// Name = varTable.Name,
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// DataId = addVarTable.Id, // 使用实际添加的ID
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// Type = MenuType.VariableTableMenu,
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// ParentId = menu.Parent.Id
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// };
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//
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// var addMenuRes = await _menuRepository.AddAsync(newMenu, db);
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// if (addMenuRes > 0)
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// {
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// await db.CommitTranAsync();
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// // 变量表和菜单都添加成功
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// MessageHelper.SendLoadMessage(LoadTypes.Menu);
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// MessageHelper.SendLoadMessage(LoadTypes.Devices);
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// NotificationHelper.ShowSuccess($"变量表:{varTable.Name},添加成功");
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// _logger.LogInformation($"变量表:{varTable.Name},添加成功");
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// }
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// else
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// {
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// await db.RollbackTranAsync();
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// // 变量表菜单添加失败 (此时变量表可能已添加成功,需要根据业务决定是否回滚)
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// NotificationHelper.ShowError($"变量表:{varTable.Name},添加菜单失败");
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// _logger.LogError($"变量表:{varTable.Name},添加菜单失败");
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// // 考虑:如果菜单添加失败,是否需要删除之前添加的变量表?
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// // 例如:await _varTableRepository.DeleteAsync(addVarTableId);
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// }
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// }
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// catch (Exception e)
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// {
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// await db.RollbackTranAsync();
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// NotificationHelper.ShowError($"添加变量表时出现了错误:{e.Message}", e);
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// }
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}
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/// <summary>
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/// 处理菜单选择变化的逻辑。
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/// </summary>
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/// <param name="menu">被选中的菜单项。</param>
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public async Task MenuSelectionChanged(MenuBean menu)
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{
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// try
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// {
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// switch (menu.Type)
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// {
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// // 导航到一级菜单
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// case MenuType.MainMenu:
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// menu.ViewModel = DataServicesHelper.GetMainViewModel(menu.Name);
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// break;
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// // 导航到设备下面的菜单
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// case MenuType.DeviceMenu:
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// var deviceDetailVm = App.Current.Services.GetRequiredService<DeviceDetailViewModel>();
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// var currentDevice = _dataServices.Devices.FirstOrDefault(d => d.Id == menu.DataId);
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// deviceDetailVm.CurrentDevice = currentDevice;
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// menu.ViewModel = deviceDetailVm;
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// menu.Data = currentDevice;
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// break;
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// // 导航到变量表菜单
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// case MenuType.VariableTableMenu:
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// VariableTableViewModel varTableVM =
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// App.Current.Services.GetRequiredService<VariableTableViewModel>();
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// varTableVM.VariableTable =
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// DataServicesHelper.FindVarTableForDevice(_dataServices.Devices, menu.DataId);
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//
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// varTableVM.IsLoadCompletion = false;
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// menu.ViewModel = varTableVM;
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// menu.Data = varTableVM.VariableTable;
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// break;
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// // 导航到添加变量表的菜单
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// case MenuType.AddVariableTableMenu:
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// await AddVariableTable(menu);
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// return;
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// break;
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// // 导航到Mqtt服务器
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// case MenuType.MqttMenu:
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// var mqttVM = App.Current.Services.GetRequiredService<MqttServerDetailViewModel>();
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// mqttVM.CurrentMqtt = _dataServices.Mqtts.FirstOrDefault(d => d.Id == menu.DataId);
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// menu.ViewModel = mqttVM;
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// break;
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// }
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//
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//
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// if (menu.ViewModel != null)
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// {
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// MessageHelper.SendNavgatorMessage(menu.ViewModel);
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// _logger.LogInformation($"导航到:{menu.Name}");
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// }
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// else
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// {
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// NotificationHelper.ShowInfo($"菜单:{menu.Name},没有对应的ViewModel.");
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// _logger.LogInformation($"菜单:{menu.Name},没有对应的ViewModel.");
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// }
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// }
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// catch (Exception e)
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// {
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// NotificationHelper.ShowError($"菜单切换时出现了错误:{e.Message}", e);
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// }
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2025-07-03 15:03:36 +08:00
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}
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2025-06-23 17:01:06 +08:00
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}
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