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osu-lazer/osu.Game/Overlays/BeatmapListingOverlay.cs

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// 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.
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#nullable disable
using System.Collections.Generic;
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using System.Linq;
using System.Threading;
using System.Threading.Tasks;
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using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Extensions.IEnumerableExtensions;
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using osu.Framework.Localisation;
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using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.Textures;
using osu.Framework.Input.Events;
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using osu.Game.Audio;
using osu.Game.Beatmaps.Drawables.Cards;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Graphics.Containers;
using osu.Game.Online.API;
using osu.Game.Online.API.Requests.Responses;
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using osu.Game.Overlays.BeatmapListing;
using osu.Game.Resources.Localisation.Web;
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using osuTK;
using osuTK.Graphics;
namespace osu.Game.Overlays
{
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public partial class BeatmapListingOverlay : OnlineOverlay<BeatmapListingHeader>
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{
[Resolved]
private PreviewTrackManager previewTrackManager { get; set; }
[Resolved]
private IAPIProvider api { get; set; }
private IBindable<APIUser> apiUser;
private Container panelTarget;
private FillFlowContainer<BeatmapCard> foundContent;
private BeatmapListingFilterControl filterControl => Header.FilterControl;
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public BeatmapListingOverlay()
: base(OverlayColourScheme.Blue)
{
}
[BackgroundDependencyLoader]
private void load()
{
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Child = new FillFlowContainer
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{
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RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = new Drawable[]
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{
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new Container
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{
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Children = new Drawable[]
{
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new Box
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{
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RelativeSizeAxes = Axes.Both,
Colour = ColourProvider.Background5,
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},
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panelTarget = new Container
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{
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Masking = true,
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Padding = new MarginPadding { Horizontal = 20 },
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}
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},
},
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}
};
filterControl.TypingStarted = onTypingStarted;
filterControl.SearchStarted = onSearchStarted;
filterControl.SearchFinished = onSearchFinished;
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}
protected override void LoadComplete()
{
base.LoadComplete();
filterControl.CardSize.BindValueChanged(_ => onCardSizeChanged());
apiUser = api.LocalUser.GetBoundCopy();
apiUser.BindValueChanged(_ => Schedule(() =>
{
if (api.IsLoggedIn)
replaceResultsAreaContent(Drawable.Empty());
}));
}
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public void ShowWithSearch(string query)
{
filterControl.Search(query);
Show();
ScrollFlow.ScrollToStart();
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}
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public void ShowWithGenreFilter(SearchGenre genre)
{
ShowWithSearch(string.Empty);
filterControl.FilterGenre(genre);
}
public void ShowWithLanguageFilter(SearchLanguage language)
{
ShowWithSearch(string.Empty);
filterControl.FilterLanguage(language);
}
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protected override BeatmapListingHeader CreateHeader() => new BeatmapListingHeader();
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protected override Color4 BackgroundColour => ColourProvider.Background6;
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private void onTypingStarted()
{
// temporary until the textbox/header is updated to always stay on screen.
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ScrollFlow.ScrollToStart();
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}
protected override void OnFocus(FocusEvent e)
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{
base.OnFocus(e);
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filterControl.TakeFocus();
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}
private CancellationTokenSource cancellationToken;
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private Task panelLoadTask;
private void onSearchStarted()
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{
cancellationToken?.Cancel();
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previewTrackManager.StopAnyPlaying(this);
if (panelTarget.Any())
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Loading.Show();
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}
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private void onSearchFinished(BeatmapListingFilterControl.SearchResult searchResult)
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{
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cancellationToken?.Cancel();
if (searchResult.Type == BeatmapListingFilterControl.SearchResultType.SupporterOnlyFilters)
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{
var supporterOnly = new SupporterRequiredDrawable(searchResult.SupporterOnlyFiltersUsed);
replaceResultsAreaContent(supporterOnly);
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return;
}
var newCards = createCardsFor(searchResult.Results);
if (filterControl.CurrentPage == 0)
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{
//No matches case
if (!newCards.Any())
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{
replaceResultsAreaContent(new NotFoundDrawable());
return;
}
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var content = createCardContainerFor(newCards);
panelLoadTask = LoadComponentAsync(foundContent = content, replaceResultsAreaContent, (cancellationToken = new CancellationTokenSource()).Token);
}
else
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{
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// new results may contain beatmaps from a previous page,
// this is dodgy but matches web behaviour for now.
// see: https://github.com/ppy/osu-web/issues/9270
newCards = newCards.ExceptBy(foundContent.Select(c => c.BeatmapSet.OnlineID), c => c.BeatmapSet.OnlineID);
panelLoadTask = LoadComponentsAsync(newCards, loaded =>
{
lastFetchDisplayedTime = Time.Current;
foundContent.AddRange(loaded);
loaded.ForEach(p => p.FadeIn(200, Easing.OutQuint));
}, (cancellationToken = new CancellationTokenSource()).Token);
}
}
private IEnumerable<BeatmapCard> createCardsFor(IEnumerable<APIBeatmapSet> beatmapSets) => beatmapSets.Select(set => BeatmapCard.Create(set, filterControl.CardSize.Value).With(c =>
{
c.Anchor = Anchor.TopCentre;
c.Origin = Anchor.TopCentre;
c.Scale = new Vector2(0.8f);
})).ToArray();
private static ReverseChildIDFillFlowContainer<BeatmapCard> createCardContainerFor(IEnumerable<BeatmapCard> newCards)
{
// spawn new children with the contained so we only clear old content at the last moment.
// reverse ID flow is required for correct Z-ordering of the cards' expandable content (last card should be front-most).
var content = new ReverseChildIDFillFlowContainer<BeatmapCard>
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Spacing = new Vector2(10),
Alpha = 0,
Margin = new MarginPadding
{
Top = 15,
// the + 20 adjustment is roughly eyeballed in order to fit all of the expanded content height after it's scaled
// as well as provide visual balance to the top margin.
Bottom = ExpandedContentScrollContainer.HEIGHT + 20
},
ChildrenEnumerable = newCards
};
return content;
}
private void replaceResultsAreaContent(Drawable content)
{
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Loading.Hide();
lastFetchDisplayedTime = Time.Current;
panelTarget.Child = content;
content.FadeInFromZero();
}
private void onCardSizeChanged()
{
if (foundContent?.IsAlive != true || !foundContent.Any())
return;
Loading.Show();
var newCards = createCardsFor(foundContent.Reverse().Select(card => card.BeatmapSet));
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cancellationToken?.Cancel();
panelLoadTask = LoadComponentsAsync(newCards, cards =>
{
foundContent.Clear();
foundContent.AddRange(cards);
Loading.Hide();
}, (cancellationToken = new CancellationTokenSource()).Token);
}
protected override void Dispose(bool isDisposing)
{
cancellationToken?.Cancel();
base.Dispose(isDisposing);
}
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public partial class NotFoundDrawable : CompositeDrawable
{
public NotFoundDrawable()
{
RelativeSizeAxes = Axes.X;
Height = 250;
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Alpha = 0;
Margin = new MarginPadding { Top = 15 };
}
[BackgroundDependencyLoader]
private void load(LargeTextureStore textures)
{
AddInternal(new FillFlowContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Y,
AutoSizeAxes = Axes.X,
Direction = FillDirection.Horizontal,
Spacing = new Vector2(10, 0),
Children = new Drawable[]
{
new Sprite
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
FillMode = FillMode.Fit,
Texture = textures.Get(@"Online/not-found")
},
new OsuSpriteText
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Text = BeatmapsStrings.ListingSearchNotFoundQuote,
}
}
});
}
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}
// TODO: localisation requires Text/LinkFlowContainer support for localising strings with links inside
// (https://github.com/ppy/osu-framework/issues/4530)
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public partial class SupporterRequiredDrawable : CompositeDrawable
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{
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private LinkFlowContainer supporterRequiredText;
private readonly List<LocalisableString> filtersUsed;
public SupporterRequiredDrawable(List<LocalisableString> filtersUsed)
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{
RelativeSizeAxes = Axes.X;
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Height = 225;
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Alpha = 0;
this.filtersUsed = filtersUsed;
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}
[BackgroundDependencyLoader]
private void load(LargeTextureStore textures)
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{
AddInternal(new FillFlowContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Y,
AutoSizeAxes = Axes.X,
Direction = FillDirection.Horizontal,
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Children = new Drawable[]
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{
new Sprite
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
FillMode = FillMode.Fit,
Texture = textures.Get(@"Online/supporter-required"),
},
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supporterRequiredText = new LinkFlowContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
AutoSizeAxes = Axes.Both,
Margin = new MarginPadding { Bottom = 10 },
},
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}
});
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supporterRequiredText.AddText(
BeatmapsStrings.ListingSearchSupporterFilterQuoteDefault(string.Join(" and ", filtersUsed), "").ToString(),
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t =>
{
t.Font = OsuFont.GetFont(size: 16);
t.Colour = Colour4.White;
}
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);
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supporterRequiredText.AddLink(BeatmapsStrings.ListingSearchSupporterFilterQuoteLinkText.ToString(), @"/store/products/supporter-tag");
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}
}
private const double time_between_fetches = 500;
private double lastFetchDisplayedTime;
protected override void Update()
{
base.Update();
const int pagination_scroll_distance = 500;
bool shouldShowMore = panelLoadTask?.IsCompleted != false
&& Time.Current - lastFetchDisplayedTime > time_between_fetches
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&& (ScrollFlow.ScrollableExtent > 0 && ScrollFlow.IsScrolledToEnd(pagination_scroll_distance));
if (shouldShowMore)
filterControl.FetchNextPage();
}
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}
}