拆分DataCenterService(未完成)

DMS.Application/Services/DeviceManagementService.cs

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+using AutoMapper;
+using DMS.Application.DTOs;
+using DMS.Application.DTOs.Events;
+using DMS.Core.Models;
+using DMS.Application.Interfaces;
+using DMS.Core.Interfaces;
+using DMS.Core.Enums;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using System;
+
+namespace DMS.Application.Services;
+
+/// <summary>
+/// 设备管理服务，负责设备相关的业务逻辑。
+/// </summary>
+public class DeviceManagementService
+{
+    private readonly IDeviceAppService _deviceAppService;
+    private readonly ConcurrentDictionary<int, DeviceDto> _devices;
+
+    /// <summary>
+    /// 当设备数据发生变化时触发
+    /// </summary>
+    public event EventHandler<DeviceChangedEventArgs> DeviceChanged;
+
+    public DeviceManagementService(IDeviceAppService deviceAppService, ConcurrentDictionary<int, DeviceDto> devices)
+    {
+        _deviceAppService = deviceAppService;
+        _devices = devices;
+    }
+
+    /// <summary>
+    /// 异步根据ID获取设备DTO。
+    /// </summary>
+    public async Task<DeviceDto> GetDeviceByIdAsync(int id)
+    {
+        return await _deviceAppService.GetDeviceByIdAsync(id);
+    }
+
+    /// <summary>
+    /// 异步获取所有设备DTO列表。
+    /// </summary>
+    public async Task<List<DeviceDto>> GetAllDevicesAsync()
+    {
+        return await _deviceAppService.GetAllDevicesAsync();
+    }
+
+    /// <summary>
+    /// 异步创建一个新设备及其关联的变量表和菜单（事务性操作）。
+    /// </summary>
+    public async Task<CreateDeviceWithDetailsDto> CreateDeviceWithDetailsAsync(CreateDeviceWithDetailsDto dto)
+    {
+        return await _deviceAppService.CreateDeviceWithDetailsAsync(dto);
+    }
+
+    /// <summary>
+    /// 异步更新一个已存在的设备。
+    /// </summary>
+    public async Task<int> UpdateDeviceAsync(DeviceDto deviceDto)
+    {
+        return await _deviceAppService.UpdateDeviceAsync(deviceDto);
+    }
+
+    /// <summary>
+    /// 异步删除一个设备。
+    /// </summary>
+    public async Task<bool> DeleteDeviceByIdAsync(int deviceId)
+    {
+        return await _deviceAppService.DeleteDeviceByIdAsync(deviceId);
+    }
+
+    /// <summary>
+    /// 异步切换设备的激活状态。
+    /// </summary>
+    public async Task ToggleDeviceActiveStateAsync(int id)
+    {
+        await _deviceAppService.ToggleDeviceActiveStateAsync(id);
+    }
+
+    /// <summary>
+    /// 在内存中添加设备
+    /// </summary>
+    public void AddDeviceToMemory(DeviceDto deviceDto, ConcurrentDictionary<int, VariableTableDto> variableTables, 
+                                  ConcurrentDictionary<int, VariableDto> variables)
+    {
+        if (_devices.TryAdd(deviceDto.Id, deviceDto))
+        {
+            OnDeviceChanged(new DeviceChangedEventArgs(DataChangeType.Added, deviceDto));
+        }
+    }
+
+    /// <summary>
+    /// 在内存中更新设备
+    /// </summary>
+    public void UpdateDeviceInMemory(DeviceDto deviceDto)
+    {
+        _devices.AddOrUpdate(deviceDto.Id, deviceDto, (key, oldValue) => deviceDto);
+        OnDeviceChanged(new DeviceChangedEventArgs(DataChangeType.Updated, deviceDto));
+    }
+
+    /// <summary>
+    /// 在内存中删除设备
+    /// </summary>
+    public void RemoveDeviceFromMemory(int deviceId, ConcurrentDictionary<int, VariableTableDto> variableTables,
+                                       ConcurrentDictionary<int, VariableDto> variables)
+    {
+        if (_devices.TryGetValue(deviceId, out var deviceDto))
+        {
+            foreach (var variableTable in deviceDto.VariableTables)
+            {
+                foreach (var variable in variableTable.Variables)
+                {
+                    variables.TryRemove(variable.Id, out _);
+                }
+
+                variableTables.TryRemove(variableTable.Id, out _);
+            }
+
+            _devices.TryRemove(deviceId, out _);
+
+            OnDeviceChanged(new DeviceChangedEventArgs(DataChangeType.Deleted, deviceDto));
+        }
+    }
+
+    /// <summary>
+    /// 触发设备变更事件
+    /// </summary>
+    protected virtual void OnDeviceChanged(DeviceChangedEventArgs e)
+    {
+        DeviceChanged?.Invoke(this, e);
+    }
+}