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osu-lazer/osu.Game/Overlays/Comments/CommentsContainer.cs

217 lines
8.2 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Allocation;
using osu.Framework.Graphics.Containers;
using osu.Game.Online.API;
using osu.Game.Online.API.Requests;
using osu.Framework.Graphics;
using osu.Framework.Bindables;
using osu.Framework.Graphics.Shapes;
using osu.Game.Online.API.Requests.Responses;
using System.Threading;
using System.Linq;
using osu.Framework.Extensions.IEnumerableExtensions;
using osu.Framework.Threading;
using osu.Game.Users;
namespace osu.Game.Overlays.Comments
{
public class CommentsContainer : CompositeDrawable
{
private readonly Bindable<CommentableType> type = new Bindable<CommentableType>();
private readonly BindableLong id = new BindableLong();
public readonly Bindable<CommentsSortCriteria> Sort = new Bindable<CommentsSortCriteria>();
public readonly BindableBool ShowDeleted = new BindableBool();
protected readonly IBindable<User> User = new Bindable<User>();
[Resolved]
private IAPIProvider api { get; set; }
private GetCommentsRequest request;
private ScheduledDelegate scheduledCommentsLoad;
private CancellationTokenSource loadCancellation;
private int currentPage;
private FillFlowContainer content;
private DeletedCommentsCounter deletedCommentsCounter;
private CommentsShowMoreButton moreButton;
private TotalCommentsCounter commentCounter;
[BackgroundDependencyLoader]
private void load(OverlayColourProvider colourProvider)
{
RelativeSizeAxes = Axes.X;
AutoSizeAxes = Axes.Y;
AddRangeInternal(new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Colour = colourProvider.Background5
},
new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = new Drawable[]
{
commentCounter = new TotalCommentsCounter(),
new CommentsHeader
{
Sort = { BindTarget = Sort },
ShowDeleted = { BindTarget = ShowDeleted }
},
content = new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
},
new Container
{
Name = @"Footer",
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Margin = new MarginPadding { Bottom = 20 },
Children = new Drawable[]
{
deletedCommentsCounter = new DeletedCommentsCounter
{
ShowDeleted = { BindTarget = ShowDeleted },
Margin = new MarginPadding
{
Horizontal = 70,
Vertical = 10
}
},
new Container
{
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Child = moreButton = new CommentsShowMoreButton
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Margin = new MarginPadding
{
Vertical = 10
},
Action = getComments,
IsLoading = true,
}
}
}
}
}
}
}
}
});
User.BindTo(api.LocalUser);
}
protected override void LoadComplete()
{
User.BindValueChanged(_ => refetchComments());
Sort.BindValueChanged(_ => refetchComments(), true);
base.LoadComplete();
}
/// <param name="type">The type of resource to get comments for.</param>
/// <param name="id">The id of the resource to get comments for.</param>
public void ShowComments(CommentableType type, long id)
{
this.type.Value = type;
this.id.Value = id;
if (!IsLoaded)
return;
// only reset when changing ID/type. other refetch ops are generally just changing sort order.
commentCounter.Current.Value = 0;
refetchComments();
}
private void refetchComments()
{
clearComments();
getComments();
}
private void getComments()
{
if (id.Value <= 0)
return;
request?.Cancel();
loadCancellation?.Cancel();
scheduledCommentsLoad?.Cancel();
request = new GetCommentsRequest(id.Value, type.Value, Sort.Value, currentPage++, 0);
request.Success += res => scheduledCommentsLoad = Schedule(() => onSuccess(res));
api.PerformAsync(request);
}
private void clearComments()
{
currentPage = 1;
deletedCommentsCounter.Count.Value = 0;
moreButton.Show();
moreButton.IsLoading = true;
content.Clear();
}
private void onSuccess(CommentBundle response)
{
loadCancellation = new CancellationTokenSource();
LoadComponentAsync(new CommentsPage(response)
{
ShowDeleted = { BindTarget = ShowDeleted },
Sort = { BindTarget = Sort },
Type = { BindTarget = type },
CommentableId = { BindTarget = id }
}, loaded =>
{
content.Add(loaded);
deletedCommentsCounter.Count.Value += response.Comments.Count(c => c.IsDeleted && c.IsTopLevel);
if (response.HasMore)
{
int loadedTopLevelComments = 0;
content.Children.OfType<FillFlowContainer>().ForEach(p => loadedTopLevelComments += p.Children.OfType<DrawableComment>().Count());
moreButton.Current.Value = response.TopLevelCount - loadedTopLevelComments;
moreButton.IsLoading = false;
}
else
{
moreButton.Hide();
}
commentCounter.Current.Value = response.Total;
}, loadCancellation.Token);
}
protected override void Dispose(bool isDisposing)
{
request?.Cancel();
loadCancellation?.Cancel();
base.Dispose(isDisposing);
}
}
}