105 lines
2.8 KiB
C#
105 lines
2.8 KiB
C#
using AutoMapper;
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using DMS.Application.DTOs;
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using DMS.Application.DTOs.Events;
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using DMS.Core.Models;
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using DMS.Application.Interfaces;
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using DMS.Core.Interfaces;
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using DMS.Core.Enums;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using System;
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namespace DMS.Application.Services;
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/// <summary>
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/// 日志管理服务，负责日志相关的业务逻辑。
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/// </summary>
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public class LogManagementService
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{
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private readonly INlogAppService _nlogAppService;
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private readonly ConcurrentDictionary<int, NlogDto> _nlogs;
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/// <summary>
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/// 当日志数据发生变化时触发
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/// </summary>
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public event EventHandler<NlogChangedEventArgs> NlogChanged;
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public LogManagementService(INlogAppService nlogAppService,
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ConcurrentDictionary<int, NlogDto> nlogs)
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{
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_nlogAppService = nlogAppService;
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_nlogs = nlogs;
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}
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/// <summary>
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/// 异步根据ID获取日志DTO。
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/// </summary>
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public async Task<NlogDto> GetNlogByIdAsync(int id)
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{
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return await _nlogAppService.GetLogByIdAsync(id);
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}
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/// <summary>
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/// 异步获取所有日志DTO列表。
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/// </summary>
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public async Task<List<NlogDto>> GetAllNlogsAsync()
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{
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return await _nlogAppService.GetAllLogsAsync();
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}
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/// <summary>
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/// 异步获取指定数量的最新日志DTO列表。
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/// </summary>
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public async Task<List<NlogDto>> GetLatestNlogsAsync(int count)
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{
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return await _nlogAppService.GetLatestLogsAsync(count);
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}
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/// <summary>
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/// 异步清空所有日志。
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/// </summary>
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public async Task ClearAllNlogsAsync()
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{
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await _nlogAppService.ClearAllLogsAsync();
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}
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/// <summary>
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/// 在内存中添加日志
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/// </summary>
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public void AddNlogToMemory(NlogDto nlogDto)
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{
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if (_nlogs.TryAdd(nlogDto.Id, nlogDto))
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{
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OnNlogChanged(new NlogChangedEventArgs(DataChangeType.Added, nlogDto));
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}
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}
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/// <summary>
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/// 在内存中更新日志
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/// </summary>
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public void UpdateNlogInMemory(NlogDto nlogDto)
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{
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_nlogs.AddOrUpdate(nlogDto.Id, nlogDto, (key, oldValue) => nlogDto);
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OnNlogChanged(new NlogChangedEventArgs(DataChangeType.Updated, nlogDto));
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}
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/// <summary>
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/// 在内存中删除日志
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/// </summary>
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public void RemoveNlogFromMemory(int nlogId)
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{
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if (_nlogs.TryRemove(nlogId, out var nlogDto))
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{
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OnNlogChanged(new NlogChangedEventArgs(DataChangeType.Deleted, nlogDto));
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}
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}
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/// <summary>
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/// 触发日志变更事件
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/// </summary>
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protected virtual void OnNlogChanged(NlogChangedEventArgs e)
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{
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NlogChanged?.Invoke(this, e);
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}
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} |