75 lines
2.2 KiB
C#
75 lines
2.2 KiB
C#
using FluidExplorer.Services.FileSystem;
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using FluidExplorer.Services.Icons;
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using FluidExplorer.Services.Operations;
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using FluidExplorer.Services.Search;
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using FluidExplorer.ViewModels;
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using Microsoft.UI.Dispatching;
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namespace FluidExplorer.Services;
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/// <summary>组合根：所有服务在这里创建、装配，并交给视图模型。</summary>
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public sealed class AppServices
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{
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public AppServices(DispatcherQueue ui)
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{
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Ui = ui;
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Settings = AppSettings.Load();
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FileSystem = new FastFileSystemService();
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Search = new SearchService(FileSystem);
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Icons = CreateIconService(ui);
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Operations = CreateOperationService();
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Main = new MainViewModel(FileSystem, Search, Operations, Icons, Settings, ui);
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}
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public DispatcherQueue Ui { get; }
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public AppSettings Settings { get; }
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public IFileSystemService FileSystem { get; }
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public SearchService Search { get; }
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public IIconService Icons { get; }
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public IFileOperationService Operations { get; }
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public MainViewModel Main { get; }
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/// <summary>接入 Windows 外壳原版图标（imageres.dll / IShellItemImageFactory）。</summary>
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private static IIconService CreateIconService(DispatcherQueue ui)
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{
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try
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{
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return new ShellIconService(ui);
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}
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catch
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{
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return new PlaceholderIconService();
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}
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}
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/// <summary>接入文件操作队列引擎。</summary>
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private static IFileOperationService CreateOperationService()
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{
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try
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{
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return new FileOperationService();
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}
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catch
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{
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return new PlaceholderOperationService();
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}
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}
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/// <summary>接入 NTFS USN/MFT 索引（Everything 式极速搜索）。</summary>
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public void WireSearchIndex()
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{
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Search.IndexFactory = volumeRoot =>
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{
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try
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{
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return new FluidExplorer.Services.Search.Usn.UsnVolumeIndex(volumeRoot);
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}
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catch
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{
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// 非 NTFS 卷等异常情况：该卷不建索引，搜索自动退化为实时扫描
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return null;
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}
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};
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}
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}
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