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osu-lazer/osu.Game/Overlays/News/Sidebar/NewsSidebar.cs

77 lines
2.3 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.Bindables;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics;
using osu.Game.Online.API.Requests.Responses;
using osuTK;
using System.Linq;
namespace osu.Game.Overlays.News.Sidebar
{
public class NewsSidebar : OverlaySidebar
{
[Cached]
public readonly Bindable<APINewsSidebar> Metadata = new Bindable<APINewsSidebar>();
private FillFlowContainer<MonthSection> monthsFlow;
protected override Drawable CreateContent() => new FillFlowContainer
{
Direction = FillDirection.Vertical,
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Spacing = new Vector2(0, 20),
Children = new Drawable[]
{
new YearsPanel(),
monthsFlow = new FillFlowContainer<MonthSection>
{
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Direction = FillDirection.Vertical,
Spacing = new Vector2(0, 10)
}
}
};
protected override void LoadComplete()
{
base.LoadComplete();
Metadata.BindValueChanged(onMetadataChanged, true);
}
private void onMetadataChanged(ValueChangedEvent<APINewsSidebar> metadata)
{
monthsFlow.Clear();
if (metadata.NewValue == null)
return;
var allPosts = metadata.NewValue.NewsPosts;
if (allPosts?.Any() != true)
return;
var lookup = metadata.NewValue.NewsPosts.ToLookup(post => (post.PublishedAt.Month, post.PublishedAt.Year));
var keys = lookup.Select(kvp => kvp.Key);
var sortedKeys = keys.OrderByDescending(k => k.Year).ThenByDescending(k => k.Month).ToList();
for (int i = 0; i < sortedKeys.Count; i++)
{
var key = sortedKeys[i];
var posts = lookup[key];
monthsFlow.Add(new MonthSection(key.Month, key.Year, posts)
{
Expanded = { Value = i == 0 }
});
}
}
}
}