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Use SourceCache, set SelectedItem and scroll to it

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This commit is contained in:
Ádám Kovács
2022-05-25 08:52:07 +02:00
parent d94d198344
commit 06f79ddfa9
14 changed files with 112 additions and 53 deletions
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50
src/AppCommon/FileTime.App.Core.Abstraction/Models/BindedCollection.cs
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@@ -47,6 +47,56 @@ public partial class BindedCollection<T> : IDisposable, INotifyPropertyChanged
}); });
} }
public void Dispose()
{
_disposable?.Dispose();
_innerDisposable?.Dispose();
GC.SuppressFinalize(this);
}
}
public partial class BindedCollection<T, TKey> : IDisposable, INotifyPropertyChanged where TKey : notnull
{
private readonly IDisposable? _disposable;
private IDisposable? _innerDisposable;
[Notify] private ReadOnlyObservableCollection<T>? _collection;
public BindedCollection()
{
}
public BindedCollection(IObservable<IChangeSet<T, TKey>> dynamicList)
{
_disposable = dynamicList
.Bind(out var collection)
.DisposeMany()
.Subscribe();
_collection = collection;
}
public BindedCollection(IObservable<IObservable<IChangeSet<T, TKey>>?> dynamicListSource)
{
_disposable = dynamicListSource.Subscribe(dynamicList =>
{
_innerDisposable?.Dispose();
if (dynamicList is not null)
{
_innerDisposable = dynamicList
.Bind(out var collection)
.DisposeMany()
.Subscribe();
Collection = collection;
}
else
{
Collection = null;
}
});
}
public void Dispose() public void Dispose()
{ {
_disposable?.Dispose(); _disposable?.Dispose();

12
src/AppCommon/FileTime.App.Core.Abstraction/ViewModels/ITabViewModel.cs
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@@ -14,13 +14,13 @@ public interface ITabViewModel : IInitable<ITab, int>, IDisposable
IObservable<bool> IsSelected { get; } IObservable<bool> IsSelected { get; }
IObservable<IContainer?> CurrentLocation { get; } IObservable<IContainer?> CurrentLocation { get; }
IObservable<IItemViewModel?> CurrentSelectedItem { get; } IObservable<IItemViewModel?> CurrentSelectedItem { get; }
IObservable<IObservable<IChangeSet<IItemViewModel>>?> CurrentItems { get; } IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> CurrentItems { get; }
IObservable<IChangeSet<FullName>> MarkedItems { get; } IObservable<IChangeSet<FullName>> MarkedItems { get; }
IObservable<IObservable<IChangeSet<IItemViewModel>>?> SelectedsChildren { get; } IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> SelectedsChildren { get; }
IObservable<IObservable<IChangeSet<IItemViewModel>>?> ParentsChildren { get; } IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> ParentsChildren { get; }
BindedCollection<IItemViewModel>? CurrentItemsCollection { get; } BindedCollection<IItemViewModel, string>? CurrentItemsCollection { get; }
BindedCollection<IItemViewModel>? SelectedsChildrenCollection { get; } BindedCollection<IItemViewModel, string>? SelectedsChildrenCollection { get; }
BindedCollection<IItemViewModel>? ParentsChildrenCollection { get; } BindedCollection<IItemViewModel, string>? ParentsChildrenCollection { get; }
IObservable<IReadOnlyCollection<IItemViewModel>?> CurrentItemsCollectionObservable { get; } IObservable<IReadOnlyCollection<IItemViewModel>?> CurrentItemsCollectionObservable { get; }
IObservable<IReadOnlyCollection<IItemViewModel>?> ParentsChildrenCollectionObservable { get; } IObservable<IReadOnlyCollection<IItemViewModel>?> ParentsChildrenCollectionObservable { get; }
IObservable<IReadOnlyCollection<IItemViewModel>?> SelectedsChildrenCollectionObservable { get; } IObservable<IReadOnlyCollection<IItemViewModel>?> SelectedsChildrenCollectionObservable { get; }

46
src/AppCommon/FileTime.App.Core/ViewModels/TabViewModel.cs
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@@ -31,10 +31,10 @@ public partial class TabViewModel : ITabViewModel
public IObservable<IContainer?> CurrentLocation { get; private set; } = null!; public IObservable<IContainer?> CurrentLocation { get; private set; } = null!;
public IObservable<IItemViewModel?> CurrentSelectedItem { get; private set; } = null!; public IObservable<IItemViewModel?> CurrentSelectedItem { get; private set; } = null!;
public IObservable<IObservable<IChangeSet<IItemViewModel>>?> CurrentItems { get; private set; } = null!; public IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> CurrentItems { get; private set; } = null!;
public IObservable<IChangeSet<FullName>> MarkedItems { get; } public IObservable<IChangeSet<FullName>> MarkedItems { get; }
public IObservable<IObservable<IChangeSet<IItemViewModel>>?> SelectedsChildren { get; private set; } = null!; public IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> SelectedsChildren { get; private set; } = null!;
public IObservable<IObservable<IChangeSet<IItemViewModel>>?> ParentsChildren { get; private set; } = null!; public IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> ParentsChildren { get; private set; } = null!;
public IObservable<IReadOnlyCollection<IItemViewModel>?> CurrentItemsCollectionObservable { get; private set; } = public IObservable<IReadOnlyCollection<IItemViewModel>?> CurrentItemsCollectionObservable { get; private set; } =
null!; null!;
@@ -46,11 +46,11 @@ public partial class TabViewModel : ITabViewModel
SelectedsChildrenCollectionObservable SelectedsChildrenCollectionObservable
{ get; private set; } = null!; { get; private set; } = null!;
[Property] private BindedCollection<IItemViewModel>? _currentItemsCollection; [Property] private BindedCollection<IItemViewModel, string>? _currentItemsCollection;
[Property] private BindedCollection<IItemViewModel>? _parentsChildrenCollection; [Property] private BindedCollection<IItemViewModel, string>? _parentsChildrenCollection;
[Property] private BindedCollection<IItemViewModel>? _selectedsChildrenCollection; [Property] private BindedCollection<IItemViewModel, string>? _selectedsChildrenCollection;
public IContainer? CachedCurrentLocation { get; private set; } public IContainer? CachedCurrentLocation { get; private set; }
@@ -81,12 +81,10 @@ public partial class TabViewModel : ITabViewModel
CurrentItems = tab.CurrentItems CurrentItems = tab.CurrentItems
.Select(items => items?.Transform(i => MapItemToViewModel(i, ItemViewModelType.Main))) .Select(items => items?.Transform(i => MapItemToViewModel(i, ItemViewModelType.Main)))
/*.ObserveOn(_rxSchedulerService.GetWorkerScheduler())
.SubscribeOn(_rxSchedulerService.GetUIScheduler())*/
.Publish(null) .Publish(null)
.RefCount(); .RefCount();
CurrentSelectedItem = /*CurrentSelectedItem =
Observable.CombineLatest( Observable.CombineLatest(
CurrentItems, CurrentItems,
tab.CurrentSelectedItem, tab.CurrentSelectedItem,
@@ -96,18 +94,28 @@ public partial class TabViewModel : ITabViewModel
: currentItems : currentItems
.ToCollection() .ToCollection()
.Select(items => .Select(items =>
items.FirstOrDefault(i => i.BaseItem?.FullName == currentSelectedItemPath?.Path)) items.FirstOrDefault(i => i.BaseItem?.FullName?.Path == currentSelectedItemPath?.Path.Path))
) )
.Switch() .Switch()
.Publish(null)
.RefCount();*/
CurrentSelectedItem =
Observable.CombineLatest(
CurrentItems,
tab.CurrentSelectedItem,
(currentItems, currentSelectedItemPath) =>
CurrentItemsCollection?.Collection?.FirstOrDefault(i => i.BaseItem?.FullName?.Path == currentSelectedItemPath?.Path.Path)
)
.Publish(null) .Publish(null)
.RefCount(); .RefCount();
SelectedsChildren = InitSelectedsChildren(); SelectedsChildren = InitSelectedsChildren();
ParentsChildren = InitParentsChildren(); ParentsChildren = InitParentsChildren();
CurrentItemsCollectionObservable = InitAsd(CurrentItems); CurrentItemsCollectionObservable = InitCollection(CurrentItems);
SelectedsChildrenCollectionObservable = InitAsd(SelectedsChildren); SelectedsChildrenCollectionObservable = InitCollection(SelectedsChildren);
ParentsChildrenCollectionObservable = InitAsd(ParentsChildren); ParentsChildrenCollectionObservable = InitCollection(ParentsChildren);
CurrentItemsCollection = new(CurrentItems); CurrentItemsCollection = new(CurrentItems);
ParentsChildrenCollection = new(ParentsChildren); ParentsChildrenCollection = new(ParentsChildren);
@@ -115,7 +123,7 @@ public partial class TabViewModel : ITabViewModel
tab.CurrentLocation.Subscribe((_) => _markedItems.Clear()).AddToDisposables(_disposables); tab.CurrentLocation.Subscribe((_) => _markedItems.Clear()).AddToDisposables(_disposables);
IObservable<IObservable<IChangeSet<IItemViewModel>>?> InitSelectedsChildren() IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> InitSelectedsChildren()
{ {
var currentSelectedItemThrottled = var currentSelectedItemThrottled =
CurrentSelectedItem.Throttle(TimeSpan.FromMilliseconds(250)).Publish(null).RefCount(); CurrentSelectedItem.Throttle(TimeSpan.FromMilliseconds(250)).Publish(null).RefCount();
@@ -131,7 +139,7 @@ public partial class TabViewModel : ITabViewModel
.Transform(i => MapItemToViewModel(i, ItemViewModelType.SelectedChild))), .Transform(i => MapItemToViewModel(i, ItemViewModelType.SelectedChild))),
currentSelectedItemThrottled currentSelectedItemThrottled
.Where(c => c is null or not IContainerViewModel) .Where(c => c is null or not IContainerViewModel)
.Select(_ => (IObservable<IChangeSet<IItemViewModel>>?)null) .Select(_ => (IObservable<IChangeSet<IItemViewModel, string>>?)null)
) )
/*.ObserveOn(_rxSchedulerService.GetWorkerScheduler()) /*.ObserveOn(_rxSchedulerService.GetWorkerScheduler())
.SubscribeOn(_rxSchedulerService.GetUIScheduler())*/ .SubscribeOn(_rxSchedulerService.GetUIScheduler())*/
@@ -139,7 +147,7 @@ public partial class TabViewModel : ITabViewModel
.RefCount(); .RefCount();
} }
IObservable<IObservable<IChangeSet<IItemViewModel>>?> InitParentsChildren() IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> InitParentsChildren()
{ {
var parentThrottled = CurrentLocation var parentThrottled = CurrentLocation
.Select(l => l?.Parent) .Select(l => l?.Parent)
@@ -159,7 +167,7 @@ public partial class TabViewModel : ITabViewModel
.Transform(i => MapItemToViewModel(i, ItemViewModelType.Parent))), .Transform(i => MapItemToViewModel(i, ItemViewModelType.Parent))),
parentThrottled parentThrottled
.Where(p => p is null) .Where(p => p is null)
.Select(_ => (IObservable<IChangeSet<IItemViewModel>>?)null) .Select(_ => (IObservable<IChangeSet<IItemViewModel, string>>?)null)
) )
/*.ObserveOn(_rxSchedulerService.GetWorkerScheduler()) /*.ObserveOn(_rxSchedulerService.GetWorkerScheduler())
.SubscribeOn(_rxSchedulerService.GetUIScheduler())*/ .SubscribeOn(_rxSchedulerService.GetUIScheduler())*/
@@ -167,8 +175,8 @@ public partial class TabViewModel : ITabViewModel
.RefCount(); .RefCount();
} }
IObservable<IReadOnlyCollection<IItemViewModel>?> InitAsd( IObservable<IReadOnlyCollection<IItemViewModel>?> InitCollection(
IObservable<IObservable<IChangeSet<IItemViewModel>>?> source) IObservable<IObservable<IChangeSet<IItemViewModel, string>>?> source)
{ {
return source return source
.Select(c => .Select(c =>

4
src/Core/FileTime.Core.Abstraction/Extensions/DynamicDataExtensions.cs
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@@ -41,7 +41,7 @@ public static class DynamicDataExtensions
} }
public static async Task<IEnumerable<AbsolutePath>?> GetItemsAsync( public static async Task<IEnumerable<AbsolutePath>?> GetItemsAsync(
this IObservable<IObservable<IChangeSet<AbsolutePath>>?> stream) this IObservable<IObservable<IChangeSet<AbsolutePath, string>>?> stream)
=> await GetItemsAsync(stream => await GetItemsAsync(stream
.Select(s => .Select(s =>
s is null s is null
@@ -50,7 +50,7 @@ public static class DynamicDataExtensions
.Switch()); .Switch());
public static async Task<IEnumerable<AbsolutePath>?> GetItemsAsync( public static async Task<IEnumerable<AbsolutePath>?> GetItemsAsync(
this IObservable<IChangeSet<AbsolutePath>> stream) this IObservable<IChangeSet<AbsolutePath, string>> stream)
=> await GetItemsAsync(stream.ToCollection()); => await GetItemsAsync(stream.ToCollection());
private static Task<IEnumerable<AbsolutePath>?> GetItemsAsync( private static Task<IEnumerable<AbsolutePath>?> GetItemsAsync(

2
src/Core/FileTime.Core.Abstraction/Models/IContainer.cs
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@@ -4,6 +4,6 @@ namespace FileTime.Core.Models;
public interface IContainer : IItem public interface IContainer : IItem
{ {
IObservable<IObservable<IChangeSet<AbsolutePath>>?> Items { get; } IObservable<IObservable<IChangeSet<AbsolutePath, string>>?> Items { get; }
IObservable<bool> IsLoading { get; } IObservable<bool> IsLoading { get; }
} }

2
src/Core/FileTime.Core.Abstraction/Services/ITab.cs
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@@ -8,7 +8,7 @@ public interface ITab : IInitable<IContainer>, IDisposable
{ {
IObservable<IContainer?> CurrentLocation { get; } IObservable<IContainer?> CurrentLocation { get; }
IObservable<AbsolutePath?> CurrentSelectedItem { get; } IObservable<AbsolutePath?> CurrentSelectedItem { get; }
IObservable<IObservable<IChangeSet<IItem>>?> CurrentItems { get; } IObservable<IObservable<IChangeSet<IItem, string>>?> CurrentItems { get; }
FullName? LastDeepestSelectedPath { get; } FullName? LastDeepestSelectedPath { get; }
void SetCurrentLocation(IContainer newLocation); void SetCurrentLocation(IContainer newLocation);

4
src/Core/FileTime.Core.ContentAccess/ContentProviderBase.cs
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@@ -11,10 +11,10 @@ public abstract class ContentProviderBase : IContentProvider
{ {
private readonly ReadOnlyExtensionCollection _extensions; private readonly ReadOnlyExtensionCollection _extensions;
protected BehaviorSubject<IObservable<IChangeSet<AbsolutePath>>?> Items { get; } = new(null); protected BehaviorSubject<IObservable<IChangeSet<AbsolutePath, string>>?> Items { get; } = new(null);
protected ExtensionCollection Extensions { get; } protected ExtensionCollection Extensions { get; }
IObservable<IObservable<IChangeSet<AbsolutePath>>?> IContainer.Items => Items; IObservable<IObservable<IChangeSet<AbsolutePath, string>>?> IContainer.Items => Items;
public string Name { get; } public string Name { get; }

2
src/Core/FileTime.Core.Models/Container.cs
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@@ -25,7 +25,7 @@ public record Container(
PointInTime PointInTime, PointInTime PointInTime,
IObservable<IEnumerable<Exception>> Exceptions, IObservable<IEnumerable<Exception>> Exceptions,
ReadOnlyExtensionCollection Extensions, ReadOnlyExtensionCollection Extensions,
IObservable<IObservable<IChangeSet<AbsolutePath>>?> Items) : IContainer IObservable<IObservable<IChangeSet<AbsolutePath, string>>?> Items) : IContainer
{ {
BehaviorSubject<bool> IsLoading { get; } = new BehaviorSubject<bool>(false); BehaviorSubject<bool> IsLoading { get; } = new BehaviorSubject<bool>(false);
IObservable<bool> IContainer.IsLoading => IsLoading.AsObservable(); IObservable<bool> IContainer.IsLoading => IsLoading.AsObservable();

6
src/Core/FileTime.Core.Services/Tab.cs
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@@ -19,7 +19,7 @@ public class Tab : ITab
private PointInTime _currentPointInTime; private PointInTime _currentPointInTime;
public IObservable<IContainer?> CurrentLocation { get; } public IObservable<IContainer?> CurrentLocation { get; }
public IObservable<IObservable<IChangeSet<IItem>>?> CurrentItems { get; } public IObservable<IObservable<IChangeSet<IItem, string>>?> CurrentItems { get; }
public IObservable<AbsolutePath?> CurrentSelectedItem { get; } public IObservable<AbsolutePath?> CurrentSelectedItem { get; }
public FullName? LastDeepestSelectedPath { get; private set; } public FullName? LastDeepestSelectedPath { get; private set; }
@@ -55,9 +55,9 @@ public class Tab : ITab
(items, filters) => items?.Where(i => filters.All(f => f.Filter(i)))), (items, filters) => items?.Where(i => filters.All(f => f.Filter(i)))),
CurrentLocation CurrentLocation
.Where(c => c is null) .Where(c => c is null)
.Select(_ => (IObservable<IChangeSet<IItem>>?)null) .Select(_ => (IObservable<IChangeSet<IItem, string>>?)null)
) )
.Publish((IObservable<IChangeSet<IItem>>?)null) .Publish((IObservable<IChangeSet<IItem, string>>?)null)
.RefCount(); .RefCount();
CurrentSelectedItem = CurrentSelectedItem =

2
src/GuiApp/Avalonia/FileTime.GuiApp.Abstractions/ViewModels/IGuiAppState.cs
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@@ -11,5 +11,5 @@ public interface IGuiAppState : IAppState
bool NoCommandFound { get; set; } bool NoCommandFound { get; set; }
string? MessageBoxText { get; set; } string? MessageBoxText { get; set; }
List<CommandBindingConfiguration> PossibleCommands { get; set; } List<CommandBindingConfiguration> PossibleCommands { get; set; }
BindedCollection<RootDriveInfo> RootDriveInfos { get; set; } BindedCollection<RootDriveInfo, string> RootDriveInfos { get; set; }
} }

2
src/GuiApp/Avalonia/FileTime.GuiApp.CustomImpl/ViewModels/GuiAppState.cs
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@@ -17,7 +17,7 @@ public partial class GuiAppState : AppStateBase, IGuiAppState
[Property] private List<CommandBindingConfiguration> _possibleCommands = new(); [Property] private List<CommandBindingConfiguration> _possibleCommands = new();
[Property] private BindedCollection<RootDriveInfo> _rootDriveInfos = new(); [Property] private BindedCollection<RootDriveInfo, string> _rootDriveInfos = new();
public List<KeyConfig> PreviousKeys { get; } = new(); public List<KeyConfig> PreviousKeys { get; } = new();
} }

16
src/GuiApp/Avalonia/FileTime.GuiApp/Services/RootDriveInfoService.cs
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@@ -15,14 +15,15 @@ namespace FileTime.GuiApp.Services;
public class RootDriveInfoService : IStartupHandler public class RootDriveInfoService : IStartupHandler
{ {
private readonly SourceList<DriveInfo> _rootDrives = new(); private readonly SourceList<DriveInfo> _rootDrives = new();
private readonly IObservable<IChangeSet<AbsolutePath>> _localContentProviderStream; private readonly IObservable<IChangeSet<AbsolutePath, string>> _localContentProviderStream;
public RootDriveInfoService(IGuiAppState guiAppState, ILocalContentProvider localContentProvider, ITimelessContentProvider timelessContentProvider) public RootDriveInfoService(IGuiAppState guiAppState, ILocalContentProvider localContentProvider,
ITimelessContentProvider timelessContentProvider)
{ {
InitRootDrives(); InitRootDrives();
var localContentProviderAsList = new SourceList<AbsolutePath>(); var localContentProviderAsList = new SourceCache<AbsolutePath, string>(i => i.Path.Path);
localContentProviderAsList.Add(new AbsolutePath(timelessContentProvider, localContentProvider)); localContentProviderAsList.AddOrUpdate(new AbsolutePath(timelessContentProvider, localContentProvider));
_localContentProviderStream = localContentProviderAsList.Connect(); _localContentProviderStream = localContentProviderAsList.Connect();
var rootDriveInfos = Observable.CombineLatest( var rootDriveInfos = Observable.CombineLatest(
@@ -31,7 +32,7 @@ public class RootDriveInfoService : IStartupHandler
(items, drives) => (items, drives) =>
{ {
return items is null return items is null
? Observable.Empty<IChangeSet<(AbsolutePath Path, DriveInfo? Drive)>>() ? Observable.Empty<IChangeSet<(AbsolutePath Path, DriveInfo? Drive), string>>()
: items! : items!
.Or(new[] { _localContentProviderStream }) .Or(new[] { _localContentProviderStream })
.Transform(i => (Path: i, Drive: drives.FirstOrDefault(d => .Transform(i => (Path: i, Drive: drives.FirstOrDefault(d =>
@@ -39,7 +40,8 @@ public class RootDriveInfoService : IStartupHandler
var containerPath = localContentProvider.GetNativePath(i.Path).Path; var containerPath = localContentProvider.GetNativePath(i.Path).Path;
var drivePath = d.Name.TrimEnd(Path.DirectorySeparatorChar); var drivePath = d.Name.TrimEnd(Path.DirectorySeparatorChar);
return containerPath == drivePath return containerPath == drivePath
|| (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) && containerPath == "/" && d.Name == "/"); || (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) && containerPath == "/" &&
d.Name == "/");
}))) })))
.Filter(t => t.Drive is not null); .Filter(t => t.Drive is not null);
} }
@@ -51,7 +53,7 @@ public class RootDriveInfoService : IStartupHandler
.Transform(t => new RootDriveInfo(t.Drive, t.Container)) .Transform(t => new RootDriveInfo(t.Drive, t.Container))
.Sort(SortExpressionComparer<RootDriveInfo>.Ascending(d => d.Name)); .Sort(SortExpressionComparer<RootDriveInfo>.Ascending(d => d.Name));
guiAppState.RootDriveInfos = new BindedCollection<RootDriveInfo>(rootDriveInfos); guiAppState.RootDriveInfos = new BindedCollection<RootDriveInfo, string>(rootDriveInfos);
void InitRootDrives() void InitRootDrives()
{ {

2
src/GuiApp/Avalonia/FileTime.GuiApp/Views/MainWindow.axaml
View File

@@ -327,11 +327,11 @@
<ListBox <ListBox
x:Name="CurrentItems" x:Name="CurrentItems"
Grid.Row="1" Grid.Row="1"
x:CompileBindings="False"
AutoScrollToSelectedItem="True" AutoScrollToSelectedItem="True"
Classes="ContentListView" Classes="ContentListView"
IsTabStop="True" IsTabStop="True"
Items="{Binding AppState.SelectedTab^.CurrentItemsCollection.Collection}" Items="{Binding AppState.SelectedTab^.CurrentItemsCollection.Collection}"
SelectedItem="{Binding AppState.SelectedTab^.CurrentSelectedItem^}"
ScrollViewer.HorizontalScrollBarVisibility="Hidden" ScrollViewer.HorizontalScrollBarVisibility="Hidden"
ScrollViewer.VerticalScrollBarVisibility="Visible"> ScrollViewer.VerticalScrollBarVisibility="Visible">
<ListBox.ItemTemplate> <ListBox.ItemTemplate>

15
src/Providers/FileTime.Providers.Local/LocalContentProvider.cs
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@@ -6,7 +6,6 @@ using FileTime.App.Core.Models;
using FileTime.Core.ContentAccess; using FileTime.Core.ContentAccess;
using FileTime.Core.Enums; using FileTime.Core.Enums;
using FileTime.Core.Models; using FileTime.Core.Models;
using FileTime.Core.Services;
using FileTime.Core.Timeline; using FileTime.Core.Timeline;
namespace FileTime.Providers.Local; namespace FileTime.Providers.Local;
@@ -14,7 +13,7 @@ namespace FileTime.Providers.Local;
public sealed partial class LocalContentProvider : ContentProviderBase, ILocalContentProvider public sealed partial class LocalContentProvider : ContentProviderBase, ILocalContentProvider
{ {
private readonly ITimelessContentProvider _timelessContentProvider; private readonly ITimelessContentProvider _timelessContentProvider;
private readonly SourceList<AbsolutePath> _rootDirectories = new(); private readonly SourceCache<AbsolutePath, string> _rootDirectories = new(i => i.Path.Path);
private readonly bool _isCaseInsensitive; private readonly bool _isCaseInsensitive;
public LocalContentProvider(ITimelessContentProvider timelessContentProvider) : base("local") public LocalContentProvider(ITimelessContentProvider timelessContentProvider) : base("local")
@@ -43,7 +42,7 @@ public sealed partial class LocalContentProvider : ContentProviderBase, ILocalCo
_rootDirectories.Edit(actions => _rootDirectories.Edit(actions =>
{ {
actions.Clear(); actions.Clear();
actions.AddRange(rootDirectories.Select(d => DirectoryToAbsolutePath(d, PointInTime.Present))); actions.AddOrUpdate(rootDirectories.Select(d => DirectoryToAbsolutePath(d, PointInTime.Present)));
}); });
} }
@@ -147,7 +146,7 @@ public sealed partial class LocalContentProvider : ContentProviderBase, ILocalCo
pointInTime, pointInTime,
nonNullExceptions, nonNullExceptions,
new ExtensionCollection().AsReadOnly(), new ExtensionCollection().AsReadOnly(),
Observable.Return<IObservable<IChangeSet<AbsolutePath>>?>(null) Observable.Return<IObservable<IChangeSet<AbsolutePath, string>>?>(null)
); );
} }
@@ -216,16 +215,16 @@ public sealed partial class LocalContentProvider : ContentProviderBase, ILocalCo
Observable.FromAsync(async () => await Task.Run(InitChildren)) Observable.FromAsync(async () => await Task.Run(InitChildren))
); );
Task<IObservable<IChangeSet<AbsolutePath>>?> InitChildren() Task<IObservable<IChangeSet<AbsolutePath, string>>?> InitChildren()
{ {
SourceList<AbsolutePath>? result = null; SourceCache<AbsolutePath, string>? result = null;
try try
{ {
var items = initializeChildren ? (List<AbsolutePath>?)GetItemsByContainer(directoryInfo, pointInTime) : null; var items = initializeChildren ? (List<AbsolutePath>?)GetItemsByContainer(directoryInfo, pointInTime) : null;
if (items != null) if (items != null)
{ {
result = new SourceList<AbsolutePath>(); result = new SourceCache<AbsolutePath, string>(i => i.Path.Path);
result.AddRange(items); result.AddOrUpdate(items);
} }
} }
catch (Exception e) catch (Exception e)