bugfix:修复Mqtt服务器详情页变量值不更新的问题，修复修改Mqtt别名后台不更新的问题，重新调整了别名的架构

DMS.Application/Services/Database/MqttAliasAppService.cs

@@ -3,9 +3,6 @@ using DMS.Application.Interfaces;
 using DMS.Application.Interfaces.Database;
 using DMS.Core.Interfaces;
 using DMS.Core.Models;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DMS.Application.Services.Database;
 
@@ -15,111 +12,47 @@ namespace DMS.Application.Services.Database;
 public class MqttAliasAppService : IMqttAliasAppService
 {
     private readonly IRepositoryManager _repoManager;
+    private readonly IAppDataStorageService _appDataStorageService;
     private readonly IMapper _mapper;
 
     /// <summary>
     /// 构造函数。
     /// </summary>
-    public MqttAliasAppService(IRepositoryManager repoManager, IMapper mapper)
+    public MqttAliasAppService(IRepositoryManager repoManager,IAppDataStorageService appDataStorageService, IMapper mapper)
     {
         _repoManager = repoManager;
+        _appDataStorageService = appDataStorageService;
         _mapper = mapper;
     }
 
-    /// <summary>
-    /// 异步获取指定变量的所有MQTT别名关联。
-    /// </summary>
-    public async Task<List<MqttAlias>> GetAliasesForVariableAsync(int variableId)
-    {
-        // 从仓储获取别名，并确保加载了关联的MqttServer信息
-        var aliases = await _repoManager.VariableMqttAliases.GetAliasesForVariableAsync(variableId);
-        return aliases.ToList();
-    }
-
     /// <summary>
     /// 异步为变量分配或更新一个MQTT别名。
     /// </summary>
-    public async Task AssignAliasAsync(int variableId, int mqttServerId, string alias)
+    public async Task<MqttAlias> AssignAliasAsync(MqttAlias mqttAlias)
     {
-        try
-        {
-            await _repoManager.BeginTranAsync();
-
-            // 检查是否已存在该变量与该服务器的关联
-            var existingAlias = await _repoManager.VariableMqttAliases.GetByVariableAndServerAsync(variableId, mqttServerId);
-
-            if (existingAlias != null)
-            {
-                // 如果存在，则更新别名
-                existingAlias.Alias = alias;
-                await _repoManager.VariableMqttAliases.UpdateAsync(existingAlias);
-            }
-            else
-            {
-                // 如果不存在，则创建新的关联
-                // 获取关联的Variable和MqttServer实体
-                var variable = await _repoManager.Variables.GetByIdAsync(variableId);
-                var mqttServer = await _repoManager.MqttServers.GetByIdAsync(mqttServerId);
-                
-                var newAlias = new MqttAlias
-                {
-                    VariableId = variableId,
-                    MqttServerId = mqttServerId,
-                    Alias = alias,
-                    Variable = variable,
-                    MqttServer = mqttServer
-                };
-                await _repoManager.VariableMqttAliases.AddAsync(newAlias);
-            }
-
-            await _repoManager.CommitAsync();
-        }
-        catch (Exception ex)
-        {
-            await _repoManager.RollbackAsync();
-            throw new ApplicationException("分配/更新MQTT别名失败。", ex);
-        }
+        return await _repoManager.MqttAliases.AddAsync(mqttAlias);
     }
 
     /// <summary>
     /// 异步更新一个已存在的MQTT别名。
     /// </summary>
-    public async Task UpdateAliasAsync(int aliasId, string newAlias)
+    public async Task<int> UpdateAliasAsync(MqttAlias mqttAlias)
     {
-        try
-        {
-            await _repoManager.BeginTranAsync();
-            var aliasToUpdate = await _repoManager.VariableMqttAliases.GetByIdAsync(aliasId);
-            if (aliasToUpdate == null)
-            {
-                throw new KeyNotFoundException($"未找到ID为 {aliasId} 的MQTT别名关联。");
-            }
-            aliasToUpdate.Alias = newAlias;
-            await _repoManager.VariableMqttAliases.UpdateAsync(aliasToUpdate);
-            await _repoManager.CommitAsync();
-        }
-        catch (Exception ex)
-        {
-            await _repoManager.RollbackAsync();
-            throw new ApplicationException("更新MQTT别名失败。", ex);
-        }
+        return await _repoManager.MqttAliases.UpdateAsync(mqttAlias);
     }
 
     /// <summary>
     /// 异步移除一个MQTT别名关联。
     /// </summary>
-    public async Task RemoveAliasAsync(int aliasId)
+    public async Task<int> RemoveAliasAsync(int aliasId)
     {
-        try
-        {
-            await _repoManager.BeginTranAsync();
-            await _repoManager.VariableMqttAliases.DeleteByIdAsync(aliasId);
-            await _repoManager.CommitAsync();
-        }
-        catch (Exception ex)
-        {
-            await _repoManager.RollbackAsync();
-            throw new ApplicationException("移除MQTT别名失败。", ex);
-        }
+        return await _repoManager.MqttAliases.DeleteByIdAsync(aliasId);
+    }
+
+    public async Task<List<MqttAlias>> GetAllAsync()
+    {
+        var mqttAliases = await _repoManager.MqttAliases.GetAllAsync();
+       
+        return mqttAliases;
     }
 }