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Navigation commands

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This commit is contained in:
Ádám Kovács
2022-05-24 20:37:12 +02:00
parent cb5260da5d
commit d94d198344
10 changed files with 206 additions and 17 deletions
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92
src/AppCommon/FileTime.App.Core/Services/UserCommandHandler/NavigationUserCommandHandlerService.cs
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@@ -13,6 +13,7 @@ namespace FileTime.App.Core.Services.UserCommandHandler;
public class NavigationUserCommandHandlerService : UserCommandHandlerServiceBase
{
private const int PageSize = 8;
private readonly IAppState _appState;
private readonly IServiceProvider _serviceProvider;
private readonly ILocalContentProvider _localContentProvider;
@@ -49,9 +50,16 @@ public class NavigationUserCommandHandlerService : UserCommandHandlerServiceBase
new TypeUserCommandHandler<CloseTabCommand>(CloseTab),
new TypeUserCommandHandler<EnterRapidTravelCommand>(EnterRapidTravel),
new TypeUserCommandHandler<ExitRapidTravelCommand>(ExitRapidTravel),
new TypeUserCommandHandler<GoToHomeCommand>(GoToHome),
new TypeUserCommandHandler<GoToProviderCommand>(GoToProvider),
new TypeUserCommandHandler<GoToRootCommand>(GoToRoot),
new TypeUserCommandHandler<GoUpCommand>(GoUp),
new TypeUserCommandHandler<MoveCursorDownCommand>(MoveCursorDown),
new TypeUserCommandHandler<MoveCursorDownPageCommand>(MoveCursorDownPage),
new TypeUserCommandHandler<MoveCursorToFirstCommand>(MoveCursorToFirst),
new TypeUserCommandHandler<MoveCursorToLastCommand>(MoveCursorToLast),
new TypeUserCommandHandler<MoveCursorUpCommand>(MoveCursorUp),
new TypeUserCommandHandler<MoveCursorUpPageCommand>(MoveCursorUpPage),
new TypeUserCommandHandler<OpenContainerCommand>(OpenContainer),
new TypeUserCommandHandler<OpenSelectedCommand>(OpenSelected),
new TypeUserCommandHandler<RefreshCommand>(Refresh),
@@ -59,10 +67,48 @@ public class NavigationUserCommandHandlerService : UserCommandHandlerServiceBase
});
}
private async Task Refresh(RefreshCommand command)
private async Task GoToHome()
{
var path = Environment.GetFolderPath(Environment.SpecialFolder.UserProfile);
var resolvedPath =
await _localContentProvider.GetItemByNativePathAsync(new NativePath(path), PointInTime.Present);
if (resolvedPath is IContainer homeFolder)
{
await _userCommandHandlerService.HandleCommandAsync(
new OpenContainerCommand(new AbsolutePath(_timelessContentProvider, homeFolder)));
}
}
private async Task GoToRoot()
{
var root = _currentLocation;
if (root is null) return;
while (true)
{
var parent = root.Parent;
if (parent is null || string.IsNullOrWhiteSpace(parent.Path.Path)) break;
if (await parent.ResolveAsync() is not IContainer next) break;
root = next;
}
await _userCommandHandlerService.HandleCommandAsync(
new OpenContainerCommand(new AbsolutePath(_timelessContentProvider, root)));
}
private async Task GoToProvider()
{
if (_currentLocation is null) return;
await _userCommandHandlerService.HandleCommandAsync(
new OpenContainerCommand(new AbsolutePath(_timelessContentProvider, _currentLocation.Provider)));
}
private async Task Refresh()
{
if (_currentLocation?.FullName is null) return;
var refreshedItem = await _timelessContentProvider.GetItemByFullNameAsync(_currentLocation.FullName, PointInTime.Present);
var refreshedItem =
await _timelessContentProvider.GetItemByFullNameAsync(_currentLocation.FullName, PointInTime.Present);
if (refreshedItem is not IContainer refreshedContainer) return;
@@ -95,13 +141,51 @@ public class NavigationUserCommandHandlerService : UserCommandHandlerServiceBase
private Task MoveCursorDown()
{
SelectNewSelectedItem(i => i.SkipWhile(i => !i.EqualsTo(_currentSelectedItem)).Skip(1).FirstOrDefault());
SelectNewSelectedItem(items =>
items.SkipWhile(i => !i.EqualsTo(_currentSelectedItem)).Skip(1).FirstOrDefault());
return Task.CompletedTask;
}
private Task MoveCursorUp()
{
SelectNewSelectedItem(i => i.TakeWhile(i => !i.EqualsTo(_currentSelectedItem)).LastOrDefault());
SelectNewSelectedItem(items => items.TakeWhile(i => !i.EqualsTo(_currentSelectedItem)).LastOrDefault());
return Task.CompletedTask;
}
private Task MoveCursorDownPage()
{
SelectNewSelectedItem(items =>
{
var relevantItems = items.SkipWhile(i => !i.EqualsTo(_currentSelectedItem)).ToList();
var fallBackItems = relevantItems.Take(PageSize + 1).Reverse();
var preferredItems = relevantItems.Skip(PageSize + 1);
return preferredItems.Concat(fallBackItems).FirstOrDefault();
});
return Task.CompletedTask;
}
private Task MoveCursorUpPage()
{
SelectNewSelectedItem(items =>
{
var relevantItems = items.TakeWhile(i => !i.EqualsTo(_currentSelectedItem)).Reverse().ToList();
var fallBackItems = relevantItems.Take(PageSize).Reverse();
var preferredItems = relevantItems.Skip(PageSize);
return preferredItems.Concat(fallBackItems).FirstOrDefault();
});
return Task.CompletedTask;
}
private Task MoveCursorToFirst()
{
SelectNewSelectedItem(items => items.FirstOrDefault());
return Task.CompletedTask;
}
private Task MoveCursorToLast()
{
SelectNewSelectedItem(items => items.LastOrDefault());
return Task.CompletedTask;
}

7
src/AppCommon/FileTime.App.Core/StartupServices/DefaultIdentifiableCommandHandlerRegister.cs
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@@ -17,10 +17,17 @@ public class DefaultIdentifiableCommandHandlerRegister : IStartupHandler
AddUserCommand(CreateElement.Instance);
AddUserCommand(EnterRapidTravelCommand.Instance);
AddUserCommand(ExitRapidTravelCommand.Instance);
AddUserCommand(GoToHomeCommand.Instance);
AddUserCommand(GoToProviderCommand.Instance);
AddUserCommand(GoToRootCommand.Instance);
AddUserCommand(GoUpCommand.Instance);
AddUserCommand(MarkCommand.Instance);
AddUserCommand(MoveCursorDownCommand.Instance);
AddUserCommand(MoveCursorDownPageCommand.Instance);
AddUserCommand(MoveCursorToFirstCommand.Instance);
AddUserCommand(MoveCursorToLastCommand.Instance);
AddUserCommand(MoveCursorUpCommand.Instance);
AddUserCommand(MoveCursorUpPageCommand.Instance);
AddUserCommand(OpenSelectedCommand.Instance);
AddUserCommand(PasteCommand.Merge);
AddUserCommand(PasteCommand.Overwrite);