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osu-lazer/osu.Game/Overlays/RankingsOverlay.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.
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Game.Overlays.Rankings;
using osu.Game.Users;
using osu.Game.Rulesets;
using osu.Game.Online.API;
using osu.Game.Online.API.Requests;
using osu.Game.Overlays.Rankings.Tables;
namespace osu.Game.Overlays
{
public class RankingsOverlay : TabbableOnlineOverlay<RankingsOverlayHeader, RankingsScope>
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{
protected Bindable<Country> Country => Header.Country;
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private APIRequest lastRequest;
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[Resolved]
private IAPIProvider api { get; set; }
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[Resolved]
private Bindable<RulesetInfo> ruleset { get; set; }
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public RankingsOverlay()
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: base(OverlayColourScheme.Green)
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{
}
protected override void LoadComplete()
{
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base.LoadComplete();
Header.Ruleset.BindTo(ruleset);
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Country.BindValueChanged(_ =>
{
// if a country is requested, force performance scope.
if (Country.Value != null)
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Header.Current.Value = RankingsScope.Performance;
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Scheduler.AddOnce(triggerTabChanged);
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});
ruleset.BindValueChanged(_ =>
{
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if (Header.Current.Value == RankingsScope.Spotlights)
return;
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Scheduler.AddOnce(triggerTabChanged);
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});
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}
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protected override void OnTabChanged(RankingsScope tab)
{
// country filtering is only valid for performance scope.
if (Header.Current.Value != RankingsScope.Performance)
Country.Value = null;
Scheduler.AddOnce(triggerTabChanged);
}
private void triggerTabChanged() => base.OnTabChanged(Header.Current.Value);
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protected override RankingsOverlayHeader CreateHeader() => new RankingsOverlayHeader();
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public void ShowCountry(Country requested)
{
if (requested == null)
return;
Show();
Country.Value = requested;
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}
protected override void CreateDisplayToLoad(RankingsScope tab)
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{
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lastRequest?.Cancel();
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if (Header.Current.Value == RankingsScope.Spotlights)
{
LoadDisplay(new SpotlightsLayout
{
Ruleset = { BindTarget = ruleset }
});
return;
}
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var request = createScopedRequest();
lastRequest = request;
if (request == null)
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{
LoadDisplay(Empty());
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return;
}
request.Success += () => Schedule(() => LoadDisplay(createTableFromResponse(request)));
request.Failure += _ => Schedule(() => LoadDisplay(Empty()));
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api.Queue(request);
}
private APIRequest createScopedRequest()
{
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switch (Header.Current.Value)
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{
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case RankingsScope.Performance:
return new GetUserRankingsRequest(ruleset.Value, country: Country.Value?.FlagName);
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case RankingsScope.Country:
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return new GetCountryRankingsRequest(ruleset.Value);
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case RankingsScope.Score:
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return new GetUserRankingsRequest(ruleset.Value, UserRankingsType.Score);
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}
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return null;
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}
private Drawable createTableFromResponse(APIRequest request)
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{
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switch (request)
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{
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case GetUserRankingsRequest userRequest:
switch (userRequest.Type)
{
case UserRankingsType.Performance:
return new PerformanceTable(1, userRequest.Result.Users);
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case UserRankingsType.Score:
return new ScoresTable(1, userRequest.Result.Users);
}
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return null;
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case GetCountryRankingsRequest countryRequest:
return new CountriesTable(1, countryRequest.Result.Countries);
}
return null;
}
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protected override void Dispose(bool isDisposing)
{
lastRequest?.Cancel();
base.Dispose(isDisposing);
}
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}
}