添加了变量表的停用和启用功能，并优化了添加变量表和添加设备的逻辑

ViewModels/VariableTableViewModel.cs

@@ -1,21 +1,61 @@
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
+using Microsoft.Extensions.Logging;
+using PMSWPF.Data.Repositories;
+using PMSWPF.Enums;
+using PMSWPF.Helper;
 using PMSWPF.Models;
 
 namespace PMSWPF.ViewModels;
 
 partial class VariableTableViewModel : ViewModelBase
 {
-    [ObservableProperty]
-    private VariableTable variableTable;
-    [ObservableProperty]
-    private ObservableCollection<DataVariable> _dataVariables;
+    // private readonly ILogger<VariableTableViewModel> _logger;
+    [ObservableProperty] private VariableTable variableTable;
+    [ObservableProperty] private ObservableCollection<DataVariable> _dataVariables;
+
+    /// <summary>
+    /// 是否是第一次加载,防止ToggleSwitch第一次加载触发改变事件
+    /// </summary>
+    public bool IsLoadCompletion { get; set; } = false;
+
+    private readonly VarTableRepository _varTableRepository;
+
+    public VariableTableViewModel()
+    {
+        IsLoadCompletion = false;
+        // _logger = logger;
+        _varTableRepository = new VarTableRepository();
+    }
+   
     
+
     public override void OnLoaded()
     {
-        if (VariableTable.DataVariables!=null )
+        
+        if (VariableTable.DataVariables != null)
         {
             DataVariables = new ObservableCollection<DataVariable>(VariableTable.DataVariables);
         }
+        IsLoadCompletion = true;
     }
+
+    public async Task OnIsActiveChanged(bool active)
+    {
+        
+        var res = await _varTableRepository.Edit(VariableTable);
+        if (res > 0)
+        {
+            var statusMessage = active ? "已启用" : "已停用";
+            NotificationHelper.ShowMessage($"变量表：{VariableTable.Name},{statusMessage}", NotificationType.Success);
+           
+        }
+        else
+        {
+            NotificationHelper.ShowMessage($"变量表：{VariableTable.Name},状态修改失败，状态：{active}", NotificationType.Error);
+            // _logger.LogInformation($"变量表：{VariableTable.Name},状态修改失败，状态：{active}");
+        }
+    }
+
+
 }