72 lines
2.4 KiB
C#
72 lines
2.4 KiB
C#
using System.Collections.ObjectModel;
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using AutoMapper;
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using CommunityToolkit.Mvvm.ComponentModel;
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using DMS.Application.DTOs;
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using DMS.Application.Events;
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using DMS.Application.Interfaces;
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using DMS.Core.Enums;
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using DMS.WPF.Interfaces;
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using DMS.WPF.ItemViewModel;
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namespace DMS.WPF.Services;
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/// <summary>
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/// 日志数据服务类，负责管理日志相关的数据和操作。
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/// </summary>
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public class LogDataService : ILogDataService
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{
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private readonly IMapper _mapper;
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private readonly IDataStorageService _dataStorageService;
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private readonly IAppStorageService _appStorageService;
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/// <summary>
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/// LogDataService类的构造函数。
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/// </summary>
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/// <param name="mapper">AutoMapper 实例。</param>
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/// <param name="appStorageService">数据服务中心实例。</param>
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public LogDataService(IMapper mapper,IDataStorageService dataStorageService, IAppStorageService appStorageService)
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{
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_mapper = mapper;
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_dataStorageService = dataStorageService;
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_appStorageService = appStorageService;
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}
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public void LoadAllLog()
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{
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// 加载日志数据
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_dataStorageService.Nlogs = _mapper.Map<ObservableCollection<NlogItem>>(_appStorageService.Nlogs.Values);
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}
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/// <summary>
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/// 处理日志变更事件。
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/// </summary>
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public void OnNlogChanged(object sender, NlogChangedEventArgs e)
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{
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// 在UI线程上更新日志
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App.Current.Dispatcher.BeginInvoke(new Action(() =>
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{
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switch (e.ChangeType)
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{
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case DataChangeType.Added:
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_dataStorageService.Nlogs.Add(_mapper.Map<NlogItem>(e.Nlog));
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break;
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case DataChangeType.Updated:
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var existingLog = _dataStorageService.Nlogs.FirstOrDefault(l => l.Id == e.Nlog.Id);
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if (existingLog != null)
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{
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_mapper.Map(e.Nlog, existingLog);
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}
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break;
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case DataChangeType.Deleted:
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var logToRemove = _dataStorageService.Nlogs.FirstOrDefault(l => l.Id == e.Nlog.Id);
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if (logToRemove != null)
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{
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_dataStorageService.Nlogs.Remove(logToRemove);
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}
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break;
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}
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}));
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}
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} |