初步完成变量选择Mqtt服务器

2025-09-06 19:10:25 +08:00
parent 31c4e77232
commit 5db88f5709
11 changed files with 455 additions and 220 deletions
--- a/DMS.WPF/ViewModels/Dialogs/MqttSelectionDialogViewModel.cs
+++ b/DMS.WPF/ViewModels/Dialogs/MqttSelectionDialogViewModel.cs
@@ -1,22 +1,90 @@
-using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
-using DMS.WPF.Services;
+using CommunityToolkit.Mvvm.Input;
+using DMS.Application.DTOs;
+using DMS.Application.Interfaces;
+using DMS.WPF.ViewModels.Items;
+using System;
+using System.Collections.ObjectModel;
+using System.Threading.Tasks;

-namespace DMS.WPF.ViewModels.Dialogs;
-
-public partial class MqttSelectionDialogViewModel : ObservableObject
+namespace DMS.WPF.ViewModels.Dialogs
 {
+    /// <summary>
+    /// MQTT服务器选择对话框的视图模型
+    /// </summary>
+    public partial class MqttSelectionDialogViewModel : DialogViewModelBase<MqttServerItemViewModel>
+    {
+        private readonly IMqttAppService _mqttAppService;

-    // [ObservableProperty]
-    // private ObservableCollection<Mqtt> mqtts;
-    //
-    // [ObservableProperty]
-    // private Mqtt? selectedMqtt;
-    //
-    // public MqttSelectionDialogViewModel(DataServices _dataServices)
-    // {
-    //     Mqtts = new ObservableCollection<Mqtt>(_dataServices.Mqtts);
-    // }
+        [ObservableProperty]
+        private ObservableCollection<MqttServerItemViewModel> _mqttServers = new();

+        [ObservableProperty]
+        private MqttServerItemViewModel _selectedMqttServer;

+        public MqttSelectionDialogViewModel(IMqttAppService mqttAppService)
+        {
+            _mqttAppService = mqttAppService;
+            LoadMqttServersAsync();
+        }
+
+        /// <summary>
+        /// 异步加载所有MQTT服务器
+        /// </summary>
+        private async void LoadMqttServersAsync()
+        {
+            try
+            {
+                var mqttServerDtos = await _mqttAppService.GetAllMqttServersAsync();
+                MqttServers.Clear();
+
+                foreach (var dto in mqttServerDtos)
+                {
+                    MqttServers.Add(new MqttServerItemViewModel
+                    {
+                        Id = dto.Id,
+                        ServerName = dto.ServerName,
+                        ServerUrl = dto.ServerUrl,
+                        Port = dto.Port,
+                        Username = dto.Username,
+                        Password = dto.Password,
+                        IsActive = dto.IsActive,
+                        SubscribeTopic = dto.SubscribeTopic,
+                        PublishTopic = dto.PublishTopic,
+                        ClientId = dto.ClientId,
+                        CreatedAt = dto.CreatedAt,
+                        ConnectedAt = dto.ConnectedAt,
+                        ConnectionDuration = dto.ConnectionDuration,
+                        MessageFormat = dto.MessageFormat
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                // 记录错误日志
+                System.Console.WriteLine($"加载MQTT服务器失败: {ex.Message}");
+            }
+        }
+
+        /// <summary>
+        /// 确认选择
+        /// </summary>
+        [RelayCommand]
+        private void Confirm()
+        {
+            if (SelectedMqttServer != null)
+            {
+                Close(SelectedMqttServer);
+            }
+        }
+
+        /// <summary>
+        /// 取消选择
+        /// </summary>
+        [RelayCommand]
+        private void Cancel()
+        {
+            Close(null);
+        }
+    }
 }