Wip

DMS.WPF/ViewModels/Dialogs/TriggerSelectionDialogViewModel.cs

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+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using DMS.Application.Interfaces;
+using DMS.Application.Interfaces.Database;
+using DMS.Core.Models.Triggers;
+using DMS.WPF.ItemViewModel;
+using System;
+using System.Collections.ObjectModel;
+using System.Threading.Tasks;
+
+namespace DMS.WPF.ViewModels.Dialogs
+{
+    /// <summary>
+    /// 触发器选择对话框的视图模型
+    /// </summary>
+    public partial class TriggerSelectionDialogViewModel : DialogViewModelBase<TriggerItem>
+    {
+        private readonly ITriggerAppService _triggerAppService;
+
+        [ObservableProperty]
+        private ObservableCollection<TriggerItem> _triggers = new();
+
+        [ObservableProperty]
+        private TriggerItem _selectedTrigger;
+
+        public TriggerSelectionDialogViewModel(ITriggerAppService triggerAppService)
+        {
+            _triggerAppService = triggerAppService;
+            LoadTriggersAsync();
+        }
+
+        /// <summary>
+        /// 异步加载所有触发器
+        /// </summary>
+        private async void LoadTriggersAsync()
+        {
+            try
+            {
+                var triggers = await _triggerAppService.GetAllTriggersAsync();
+                Triggers.Clear();
+
+                foreach (var trigger in triggers)
+                {
+                    Triggers.Add(new TriggerItem
+                    {
+                        Id = trigger.Id,
+                        Name = trigger.Name,
+                        Description = trigger.Description,
+                        IsActive = trigger.IsActive,
+                        Action = trigger.Action,
+                        ActionConfigurationJson = trigger.ActionConfigurationJson,
+                        SuppressionDuration = trigger.SuppressionDuration,
+                        LastTriggeredAt = trigger.LastTriggeredAt,
+                        CreatedAt = trigger.CreatedAt,
+                        UpdatedAt = trigger.UpdatedAt
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                // 记录错误日志
+                System.Console.WriteLine($"加载触发器失败: {ex.Message}");
+            }
+        }
+
+        /// <summary>
+        /// 确认选择
+        /// </summary>
+        [RelayCommand]
+        private void Confirm()
+        {
+            if (SelectedTrigger != null)
+            {
+                Close(SelectedTrigger);
+            }
+        }
+
+        /// <summary>
+        /// 取消选择
+        /// </summary>
+        [RelayCommand]
+        private void Cancel()
+        {
+            Close(null);
+        }
+    }
+}