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DMS/DMS.Application/Services/DataCenterService.cs
2025-09-03 18:08:42 +08:00

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using AutoMapper;
using DMS.Application.DTOs;
using DMS.Application.DTOs.Events;
using DMS.Application.Interfaces;
using DMS.Core.Interfaces;
using DMS.Core.Models;
using DMS.Core.Enums;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Threading.Tasks;
using System;
using System.Linq;
namespace DMS.Application.Services;
/// <summary>
/// 数据中心服务,负责管理所有的数据,包括设备、变量表、变量和菜单。
/// 实现 <see cref="IDataCenterService"/> 接口。
/// </summary>
public class DataCenterService : IDataCenterService
{
private readonly IRepositoryManager _repositoryManager;
private readonly IMapper _mapper;
private readonly IDeviceAppService _deviceAppService;
private readonly IVariableTableAppService _variableTableAppService;
private readonly IVariableAppService _variableAppService;
private readonly IMenuService _menuService;
/// <summary>
/// 安全字典,用于存储所有设备数据
/// </summary>
public ConcurrentDictionary<int, DeviceDto> Devices { get; } = new();
/// <summary>
/// 安全字典,用于存储所有变量表数据
/// </summary>
public ConcurrentDictionary<int, VariableTableDto> VariableTables { get; } = new();
/// <summary>
/// 安全字典,用于存储所有变量数据
/// </summary>
public ConcurrentDictionary<int, VariableDto> Variables { get; } = new();
/// <summary>
/// 安全字典,用于存储所有菜单数据
/// </summary>
public ConcurrentDictionary<int, MenuBeanDto> Menus { get; } = new();
/// <summary>
/// 安全字典,用于存储所有菜单数据
/// </summary>
public ConcurrentDictionary<int, MenuBeanDto> MenuTrees { get; } = new();
#region
/// <summary>
/// 当数据加载完成时触发
/// </summary>
public event EventHandler<DataLoadCompletedEventArgs> DataLoadCompleted;
/// <summary>
/// 当设备数据发生变化时触发
/// </summary>
public event EventHandler<DeviceChangedEventArgs> DeviceChanged;
/// <summary>
/// 当变量表数据发生变化时触发
/// </summary>
public event EventHandler<VariableTableChangedEventArgs> VariableTableChanged;
/// <summary>
/// 当变量数据发生变化时触发
/// </summary>
public event EventHandler<VariableChangedEventArgs> VariableChanged;
/// <summary>
/// 当菜单数据发生变化时触发
/// </summary>
public event EventHandler<MenuChangedEventArgs> MenuChanged;
/// <summary>
/// 当数据发生任何变化时触发
/// </summary>
public event EventHandler<DataChangedEventArgs> DataChanged;
#endregion
/// <summary>
/// 构造函数,通过依赖注入获取仓储管理器和相关服务实例。
/// </summary>
/// <param name="repositoryManager">仓储管理器实例。</param>
/// <param name="mapper">AutoMapper 实例。</param>
/// <param name="deviceAppService">设备应用服务实例。</param>
/// <param name="variableTableAppService">变量表应用服务实例。</param>
/// <param name="variableAppService">变量应用服务实例。</param>
/// <param name="menuService">菜单服务实例。</param>
public DataCenterService(
IRepositoryManager repositoryManager,
IMapper mapper,
IDeviceAppService deviceAppService,
IVariableTableAppService variableTableAppService,
IVariableAppService variableAppService,
IMenuService menuService)
{
_repositoryManager = repositoryManager;
_mapper = mapper;
_deviceAppService = deviceAppService;
_variableTableAppService = variableTableAppService;
_variableAppService = variableAppService;
_menuService = menuService;
}
#region
/// <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)
{
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)
{
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));
}
}
#endregion
#region
/// <summary>
/// 异步根据ID获取变量表DTO。
/// </summary>
public async Task<VariableTableDto> GetVariableTableByIdAsync(int id)
{
return await _variableTableAppService.GetVariableTableByIdAsync(id);
}
/// <summary>
/// 异步获取所有变量表DTO列表。
/// </summary>
public async Task<List<VariableTableDto>> GetAllVariableTablesAsync()
{
return await _variableTableAppService.GetAllVariableTablesAsync();
}
/// <summary>
/// 异步创建一个新变量表及其关联菜单(事务性操作)。
/// </summary>
public async Task<CreateVariableTableWithMenuDto> CreateVariableTableAsync(CreateVariableTableWithMenuDto dto)
{
return await _variableTableAppService.CreateVariableTableAsync(dto);
}
/// <summary>
/// 异步更新一个已存在的变量表。
/// </summary>
public async Task<int> UpdateVariableTableAsync(VariableTableDto variableTableDto)
{
return await _variableTableAppService.UpdateVariableTableAsync(variableTableDto);
}
/// <summary>
/// 异步删除一个变量表。
/// </summary>
public async Task<bool> DeleteVariableTableAsync(int id)
{
return await _variableTableAppService.DeleteVariableTableAsync(id);
}
/// <summary>
/// 在内存中添加变量表
/// </summary>
public void AddVariableTableToMemory(VariableTableDto variableTableDto)
{
DeviceDto deviceDto = null;
if (Devices.TryGetValue(variableTableDto.DeviceId, out var device))
{
deviceDto = device;
device.VariableTables.Add(variableTableDto);
variableTableDto.Device = device;
}
if (VariableTables.TryAdd(variableTableDto.Id, variableTableDto))
{
OnVariableTableChanged(new VariableTableChangedEventArgs(
DataChangeType.Added,
variableTableDto,
deviceDto));
}
}
/// <summary>
/// 在内存中更新变量表
/// </summary>
public void UpdateVariableTableInMemory(VariableTableDto variableTableDto)
{
DeviceDto deviceDto = null;
if (Devices.TryGetValue(variableTableDto.DeviceId, out var device))
{
deviceDto = device;
}
VariableTables.AddOrUpdate(variableTableDto.Id, variableTableDto, (key, oldValue) => variableTableDto);
OnVariableTableChanged(new VariableTableChangedEventArgs(
DataChangeType.Updated,
variableTableDto,
deviceDto));
}
/// <summary>
/// 在内存中删除变量表
/// </summary>
public void RemoveVariableTableFromMemory(int variableTableId)
{
if (VariableTables.TryRemove(variableTableId, out var variableTableDto))
{
DeviceDto deviceDto = null;
if (variableTableDto != null && Devices.TryGetValue(variableTableDto.DeviceId, out var device))
{
deviceDto = device;
device.VariableTables.Remove(variableTableDto);
}
OnVariableTableChanged(new VariableTableChangedEventArgs(
DataChangeType.Deleted,
variableTableDto,
deviceDto));
}
}
#endregion
#region
/// <summary>
/// 异步获取所有菜单DTO列表。
/// </summary>
public async Task<List<MenuBeanDto>> GetAllMenusAsync()
{
return await _menuService.GetAllMenusAsync();
}
/// <summary>
/// 异步根据ID获取菜单DTO。
/// </summary>
public async Task<MenuBeanDto> GetMenuByIdAsync(int id)
{
return await _menuService.GetMenuByIdAsync(id);
}
/// <summary>
/// 异步创建一个新菜单。
/// </summary>
public async Task<int> CreateMenuAsync(MenuBeanDto menuDto)
{
return await _menuService.CreateMenuAsync(menuDto);
}
/// <summary>
/// 异步更新一个已存在的菜单。
/// </summary>
public async Task UpdateMenuAsync(MenuBeanDto menuDto)
{
await _menuService.UpdateMenuAsync(menuDto);
}
/// <summary>
/// 异步删除一个菜单。
/// </summary>
public async Task DeleteMenuAsync(int id)
{
await _menuService.DeleteMenuAsync(id);
}
/// <summary>
/// 在内存中添加菜单
/// </summary>
public void AddMenuToMemory(MenuBeanDto menuDto)
{
if (Menus.TryAdd(menuDto.Id, menuDto))
{
MenuBeanDto parentMenu = null;
if (menuDto.ParentId > 0 && Menus.TryGetValue(menuDto.ParentId, out var parent))
{
parentMenu = parent;
parent.Children.Add(menuDto);
}
OnMenuChanged(new MenuChangedEventArgs(DataChangeType.Added, menuDto, parentMenu));
}
}
/// <summary>
/// 在内存中更新菜单
/// </summary>
public void UpdateMenuInMemory(MenuBeanDto menuDto)
{
Menus.AddOrUpdate(menuDto.Id, menuDto, (key, oldValue) => menuDto);
MenuBeanDto parentMenu = null;
if (menuDto.ParentId > 0 && Menus.TryGetValue(menuDto.ParentId, out var parent))
{
parentMenu = parent;
}
OnMenuChanged(new MenuChangedEventArgs(DataChangeType.Updated, menuDto, parentMenu));
}
/// <summary>
/// 在内存中删除菜单
/// </summary>
public void RemoveMenuFromMemory(int menuId)
{
if (Menus.TryRemove(menuId, out var menuDto))
{
MenuBeanDto parentMenu = null;
if (menuDto.ParentId > 0 && Menus.TryGetValue(menuDto.ParentId, out var parent))
{
parentMenu = parent;
}
OnMenuChanged(new MenuChangedEventArgs(DataChangeType.Deleted, menuDto, parentMenu));
}
}
/// <summary>
/// 获取根菜单列表
/// </summary>
public List<MenuBeanDto> GetRootMenus()
{
return Menus.Values.Where(m => m.ParentId == 0)
.ToList();
}
/// <summary>
/// 根据父级ID获取子菜单列表
/// </summary>
/// <param name="parentId">父级菜单ID</param>
/// <returns>子菜单列表</returns>
public List<MenuBeanDto> GetChildMenus(int parentId)
{
return Menus.Values.Where(m => m.ParentId == parentId)
.ToList();
}
#endregion
#region
/// <summary>
/// 异步根据ID获取变量DTO。
/// </summary>
public async Task<VariableDto> GetVariableByIdAsync(int id)
{
return await _variableAppService.GetVariableByIdAsync(id);
}
/// <summary>
/// 异步获取所有变量DTO列表。
/// </summary>
public async Task<List<VariableDto>> GetAllVariablesAsync()
{
return await _variableAppService.GetAllVariablesAsync();
}
/// <summary>
/// 异步创建一个新变量。
/// </summary>
public async Task<VariableDto> CreateVariableAsync(VariableDto variableDto)
{
return await _variableAppService.CreateVariableAsync(variableDto);
}
/// <summary>
/// 异步更新一个已存在的变量。
/// </summary>
public async Task<int> UpdateVariableAsync(VariableDto variableDto)
{
return await _variableAppService.UpdateVariableAsync(variableDto);
}
/// <summary>
/// 异步批量更新变量。
/// </summary>
public async Task<int> UpdateVariablesAsync(List<VariableDto> variableDtos)
{
return await _variableAppService.UpdateVariablesAsync(variableDtos);
}
/// <summary>
/// 异步删除一个变量。
/// </summary>
public async Task<bool> DeleteVariableAsync(int id)
{
return await _variableAppService.DeleteVariableAsync(id);
}
/// <summary>
/// 异步批量删除变量。
/// </summary>
public async Task<bool> DeleteVariablesAsync(List<int> ids)
{
return await _variableAppService.DeleteVariablesAsync(ids);
}
/// <summary>
/// 在内存中添加变量
/// </summary>
public void AddVariableToMemory(VariableDto variableDto)
{
VariableTableDto variableTableDto = null;
if (VariableTables.TryGetValue(variableDto.VariableTableId, out var variableTable))
{
variableTableDto = variableTable;
variableDto.VariableTable = variableTableDto;
variableTable.Variables.Add(variableDto);
}
if (Variables.TryAdd(variableDto.Id, variableDto))
{
OnVariableChanged(new VariableChangedEventArgs(DataChangeType.Added, variableDto, variableTableDto));
}
}
/// <summary>
/// 在内存中更新变量
/// </summary>
public void UpdateVariableInMemory(VariableDto variableDto)
{
VariableTableDto variableTableDto = null;
if (VariableTables.TryGetValue(variableDto.VariableTableId, out var variableTable))
{
variableTableDto = variableTable;
}
Variables.AddOrUpdate(variableDto.Id, variableDto, (key, oldValue) => variableDto);
OnVariableChanged(new VariableChangedEventArgs(DataChangeType.Updated, variableDto, variableTableDto));
}
/// <summary>
/// 在内存中删除变量
/// </summary>
public void RemoveVariableFromMemory(int variableId)
{
if (Variables.TryRemove(variableId, out var variableDto))
{
VariableTableDto variableTableDto = null;
if (variableDto != null && VariableTables.TryGetValue(variableDto.VariableTableId, out var variableTable))
{
variableTableDto = variableTable;
variableTable.Variables.Remove(variableDto);
}
OnVariableChanged(new VariableChangedEventArgs(DataChangeType.Deleted, variableDto, variableTableDto));
}
}
#endregion
#region
/// <summary>
/// 触发数据加载完成事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnDataLoadCompleted(DataLoadCompletedEventArgs e)
{
DataLoadCompleted?.Invoke(this, e);
OnDataChanged(new DataChangedEventArgs(DataChangeType.Loaded));
}
/// <summary>
/// 触发设备变更事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnDeviceChanged(DeviceChangedEventArgs e)
{
DeviceChanged?.Invoke(this, e);
OnDataChanged(new DataChangedEventArgs(e.ChangeType));
}
/// <summary>
/// 触发变量表变更事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnVariableTableChanged(VariableTableChangedEventArgs e)
{
VariableTableChanged?.Invoke(this, e);
OnDataChanged(new DataChangedEventArgs(e.ChangeType));
}
/// <summary>
/// 触发变量变更事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnVariableChanged(VariableChangedEventArgs e)
{
VariableChanged?.Invoke(this, e);
OnDataChanged(new DataChangedEventArgs(e.ChangeType));
}
/// <summary>
/// 触发菜单变更事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnMenuChanged(MenuChangedEventArgs e)
{
MenuChanged?.Invoke(this, e);
OnDataChanged(new DataChangedEventArgs(e.ChangeType));
}
/// <summary>
/// 触发数据变更事件
/// </summary>
/// <param name="e">事件参数</param>
protected virtual void OnDataChanged(DataChangedEventArgs e)
{
DataChanged?.Invoke(this, e);
}
#endregion
#region
/// <summary>
/// 异步加载所有设备及其关联数据到内存中。
/// </summary>
public async Task LoadAllDataToMemoryAsync()
{
try
{
// 清空现有数据
Devices.Clear();
VariableTables.Clear();
Variables.Clear();
Menus.Clear();
MenuTrees.Clear();
// 加载所有设备
var devices = await _repositoryManager.Devices.GetAllAsync();
var deviceDtos = _mapper.Map<List<DeviceDto>>(devices);
// 加载所有变量表
var variableTables = await _repositoryManager.VariableTables.GetAllAsync();
var variableTableDtos = _mapper.Map<List<VariableTableDto>>(variableTables);
// 加载所有变量
var variables = await _repositoryManager.Variables.GetAllAsync();
var variableDtos = _mapper.Map<List<VariableDto>>(variables);
// 加载所有菜单
var menus = await _repositoryManager.Menus.GetAllAsync();
var menuDtos = _mapper.Map<List<MenuBeanDto>>(menus);
// 建立设备与变量表的关联
foreach (var deviceDto in deviceDtos)
{
deviceDto.VariableTables = variableTableDtos
.Where(vt => vt.DeviceId == deviceDto.Id)
.ToList();
// 将设备添加到安全字典
Devices.TryAdd(deviceDto.Id, deviceDto);
}
// 建立变量表与变量的关联
foreach (var variableTableDto in variableTableDtos)
{
variableTableDto.Variables = variableDtos
.Where(v => v.VariableTableId == variableTableDto.Id)
.ToList();
if (Devices.TryGetValue(variableTableDto.DeviceId, out var deviceDto))
{
variableTableDto.Device = deviceDto;
}
// 将变量表添加到安全字典
VariableTables.TryAdd(variableTableDto.Id, variableTableDto);
}
// 将变量添加到安全字典
foreach (var variableDto in variableDtos)
{
if (VariableTables.TryGetValue(variableDto.VariableTableId, out var variableTable))
{
variableDto.VariableTable = variableTable;
}
Variables.TryAdd(variableDto.Id, variableDto);
}
// 将菜单添加到安全字典
foreach (var menuDto in menuDtos)
{
Menus.TryAdd(menuDto.Id, menuDto);
}
BuildMenuTrees();
// 触发数据加载完成事件
OnDataLoadCompleted(new DataLoadCompletedEventArgs(
deviceDtos,
variableTableDtos,
variableDtos,
true));
}
catch (Exception ex)
{
// 触发数据加载失败事件
OnDataLoadCompleted(new DataLoadCompletedEventArgs(
new List<DeviceDto>(),
new List<VariableTableDto>(),
new List<VariableDto>(),
false,
ex.Message));
throw new ApplicationException($"加载所有数据到内存时发生错误,错误信息:{ex.Message}", ex);
}
}
private void BuildMenuTrees()
{
// 遍历所有菜单项,构建树形结构
foreach (var menu in Menus.Values)
{
// 检查是否有父ID并且父ID不为0通常0或null表示根节点
if (Menus.ContainsKey(menu.ParentId) && menu.ParentId != 0)
{
// 尝试从查找表中找到父菜单
if (Menus.TryGetValue(menu.ParentId, out var parentMenu))
{
// 将当前菜单添加到父菜单的Children列表中
parentMenu.Children.Add(menu);
}
// else: 如果找不到父菜单,这可能是一个数据完整性问题,可以根据需要处理
}
else
{
// 如果没有父ID则这是一个根菜单
MenuTrees.TryAdd(menu.Id, menu);
}
}
}
/// <summary>
/// 异步加载所有菜单数据。
/// </summary>
public async Task<List<MenuBeanDto>> LoadAllMenusAsync()
{
try
{
// 获取所有菜单
var menus = await _repositoryManager.Menus.GetAllAsync();
return _mapper.Map<List<MenuBeanDto>>(menus);
}
catch (Exception ex)
{
throw new ApplicationException($"加载所有菜单数据时发生错误,错误信息:{ex.Message}", ex);
}
}
/// <summary>
/// 异步加载所有设备及其关联数据。
/// </summary>
public async Task<List<DeviceDto>> LoadAllDevicesAsync()
{
try
{
// 获取所有设备
var devices = await _repositoryManager.Devices.GetAllAsync();
var deviceDtos = _mapper.Map<List<DeviceDto>>(devices);
// 为每个设备加载关联的变量表和变量
foreach (var deviceDto in deviceDtos)
{
// 获取设备的所有变量表
var variableTables = await _repositoryManager.VariableTables.GetAllAsync();
var deviceVariableTables = variableTables.Where(vt => vt.DeviceId == deviceDto.Id)
.ToList();
deviceDto.VariableTables = _mapper.Map<List<VariableTableDto>>(deviceVariableTables);
// 为每个变量表加载关联的变量
foreach (var variableTableDto in deviceDto.VariableTables)
{
var variables = await _repositoryManager.Variables.GetAllAsync();
var tableVariables = variables.Where(v => v.VariableTableId == variableTableDto.Id)
.ToList();
variableTableDto.Variables = _mapper.Map<List<VariableDto>>(tableVariables);
}
}
return deviceDtos;
}
catch (Exception ex)
{
throw new ApplicationException($"加载所有设备数据时发生错误,错误信息:{ex.Message}", ex);
}
}
/// <summary>
/// 异步加载所有变量表及其关联数据。
/// </summary>
public async Task<List<VariableTableDto>> LoadAllVariableTablesAsync()
{
try
{
// 获取所有变量表
var variableTables = await _repositoryManager.VariableTables.GetAllAsync();
var variableTableDtos = _mapper.Map<List<VariableTableDto>>(variableTables);
// 为每个变量表加载关联的变量
foreach (var variableTableDto in variableTableDtos)
{
var variables = await _repositoryManager.Variables.GetAllAsync();
var tableVariables = variables.Where(v => v.VariableTableId == variableTableDto.Id)
.ToList();
variableTableDto.Variables = _mapper.Map<List<VariableDto>>(tableVariables);
}
return variableTableDtos;
}
catch (Exception ex)
{
throw new ApplicationException($"加载所有变量表数据时发生错误,错误信息:{ex.Message}", ex);
}
}
/// <summary>
/// 异步加载所有变量数据。
/// </summary>
public async Task<List<VariableDto>> LoadAllVariablesAsync()
{
try
{
// 获取所有变量
var variables = await _repositoryManager.Variables.GetAllAsync();
return _mapper.Map<List<VariableDto>>(variables);
}
catch (Exception ex)
{
throw new ApplicationException($"加载所有变量数据时发生错误,错误信息:{ex.Message}", ex);
}
}
#endregion
}