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mirror of https://github.com/ppy/osu.git synced 2024-09-22 01:27:29 +08:00

Remove fetch callback logic completely

This commit is contained in:
Dean Herbert 2022-01-28 22:47:45 +09:00
parent 13f445ddd5
commit 3d59bab7c6
3 changed files with 67 additions and 94 deletions

View File

@ -3,12 +3,11 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Threading;
using JetBrains.Annotations;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Development;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Colour;
@ -178,9 +177,9 @@ namespace osu.Game.Online.Leaderboards
/// <summary>
/// Performs a fetch/refresh of scores to be displayed.
/// </summary>
/// <param name="scoresCallback">A callback which should be called when fetching is completed. Scheduling is not required.</param>
/// <returns>An <see cref="APIRequest"/> responsible for the fetch operation. This will be queued and performed automatically.</returns>
protected abstract APIRequest FetchScores(Action<IEnumerable<TScoreInfo>> scoresCallback);
[CanBeNull]
protected abstract APIRequest FetchScores();
protected abstract LeaderboardScore CreateDrawableScore(TScoreInfo model, int index);
@ -193,11 +192,7 @@ namespace osu.Game.Online.Leaderboards
PlaceholderState = PlaceholderState.Retrieving;
loading.Show();
getScoresRequest = FetchScores(scores => getScoresRequestCallback = Schedule(() =>
{
Scores = scores.ToArray();
PlaceholderState = Scores.Any() ? PlaceholderState.Successful : PlaceholderState.NoScores;
}));
getScoresRequest = FetchScores();
if (getScoresRequest == null)
return;
@ -240,11 +235,6 @@ namespace osu.Game.Online.Leaderboards
get => placeholderState;
set
{
if (value != PlaceholderState.Successful)
{
Reset();
}
if (value == placeholderState)
return;
@ -284,10 +274,8 @@ namespace osu.Game.Online.Leaderboards
}
}
private void updateScoresDrawables()
private void updateScoresDrawables() => Scheduler.Add(() =>
{
Debug.Assert(ThreadSafety.IsUpdateThread);
scrollFlow?.FadeOut(fade_duration, Easing.OutQuint).Expire();
scrollFlow = null;
@ -296,6 +284,7 @@ namespace osu.Game.Online.Leaderboards
if (scores?.Any() != true)
{
loading.Hide();
PlaceholderState = PlaceholderState.NoScores;
return;
}
@ -327,7 +316,7 @@ namespace osu.Game.Online.Leaderboards
scrollContainer.ScrollToStart(false);
loading.Hide();
}, (showScoresCancellationSource = new CancellationTokenSource()).Token);
}
}, false);
private void replacePlaceholder(Placeholder placeholder)
{

View File

@ -1,8 +1,6 @@
// 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 System;
using System.Collections.Generic;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Game.Online.API;
@ -32,7 +30,7 @@ namespace osu.Game.Screens.OnlinePlay.Match.Components
protected override bool IsOnlineScope => true;
protected override APIRequest FetchScores(Action<IEnumerable<APIUserScoreAggregate>> scoresCallback)
protected override APIRequest FetchScores()
{
if (roomId.Value == null)
return null;
@ -41,7 +39,7 @@ namespace osu.Game.Screens.OnlinePlay.Match.Components
req.Success += r =>
{
scoresCallback?.Invoke(r.Leaderboard);
Scores = r.Leaderboard;
TopScore = r.UserScore;
};

View File

@ -25,12 +25,6 @@ namespace osu.Game.Screens.Select.Leaderboards
{
public Action<ScoreInfo> ScoreSelected;
[Resolved]
private RulesetStore rulesets { get; set; }
[Resolved]
private RealmAccess realm { get; set; }
private BeatmapInfo beatmapInfo;
public BeatmapInfo BeatmapInfo
@ -52,13 +46,7 @@ namespace osu.Game.Screens.Select.Leaderboards
beatmapInfo = value;
Scores = null;
if (IsOnlineScope)
RefetchScores();
else
{
if (IsLoaded)
refreshRealmSubscription();
}
RefetchScores();
}
}
@ -93,6 +81,14 @@ namespace osu.Game.Screens.Select.Leaderboards
[Resolved]
private IAPIProvider api { get; set; }
[Resolved]
private RulesetStore rulesets { get; set; }
[Resolved]
private RealmAccess realm { get; set; }
private IDisposable scoreSubscription;
[BackgroundDependencyLoader]
private void load()
{
@ -104,33 +100,6 @@ namespace osu.Game.Screens.Select.Leaderboards
};
}
protected override void LoadComplete()
{
base.LoadComplete();
refreshRealmSubscription();
}
private IDisposable scoreSubscription;
private void refreshRealmSubscription()
{
scoreSubscription?.Dispose();
scoreSubscription = null;
if (beatmapInfo == null)
return;
scoreSubscription = realm.RegisterForNotifications(r =>
r.All<ScoreInfo>()
.Filter($"{nameof(ScoreInfo.BeatmapInfo)}.{nameof(BeatmapInfo.ID)} = $0", beatmapInfo.ID),
(_, changes, ___) =>
{
if (!IsOnlineScope)
RefetchScores();
});
}
protected override void Reset()
{
base.Reset();
@ -141,13 +110,11 @@ namespace osu.Game.Screens.Select.Leaderboards
private CancellationTokenSource loadCancellationSource;
protected override APIRequest FetchScores(Action<IEnumerable<ScoreInfo>> scoresCallback)
protected override APIRequest FetchScores()
{
loadCancellationSource?.Cancel();
loadCancellationSource = new CancellationTokenSource();
var cancellationToken = loadCancellationSource.Token;
var fetchBeatmapInfo = BeatmapInfo;
if (fetchBeatmapInfo == null)
@ -158,31 +125,7 @@ namespace osu.Game.Screens.Select.Leaderboards
if (Scope == BeatmapLeaderboardScope.Local)
{
realm.Run(r =>
{
var scores = r.All<ScoreInfo>()
.AsEnumerable()
// TODO: update to use a realm filter directly (or at least figure out the beatmap part to reduce scope).
.Where(s => !s.DeletePending && s.BeatmapInfo.ID == fetchBeatmapInfo.ID && s.Ruleset.ShortName == ruleset.Value.ShortName);
if (filterMods && !mods.Value.Any())
{
// we need to filter out all scores that have any mods to get all local nomod scores
scores = scores.Where(s => !s.Mods.Any());
}
else if (filterMods)
{
// otherwise find all the scores that have *any* of the currently selected mods (similar to how web applies mod filters)
// we're creating and using a string list representation of selected mods so that it can be translated into the DB query itself
var selectedMods = mods.Value.Select(m => m.Acronym);
scores = scores.Where(s => s.Mods.Any(m => selectedMods.Contains(m.Acronym)));
}
scores = scores.Detach();
scoreManager.OrderByTotalScoreAsync(scores.ToArray(), cancellationToken)
.ContinueWith(ordered => scoresCallback?.Invoke(ordered.GetResultSafely()), TaskContinuationOptions.OnlyOnRanToCompletion);
});
subscribeToLocalScores();
return null;
}
@ -217,13 +160,13 @@ namespace osu.Game.Screens.Select.Leaderboards
req.Success += r =>
{
scoreManager.OrderByTotalScoreAsync(r.Scores.Select(s => s.CreateScoreInfo(rulesets, fetchBeatmapInfo)).ToArray(), cancellationToken)
scoreManager.OrderByTotalScoreAsync(r.Scores.Select(s => s.CreateScoreInfo(rulesets, fetchBeatmapInfo)).ToArray(), loadCancellationSource.Token)
.ContinueWith(task => Schedule(() =>
{
if (cancellationToken.IsCancellationRequested)
if (loadCancellationSource.IsCancellationRequested)
return;
scoresCallback?.Invoke(task.GetResultSafely());
Scores = task.GetResultSafely();
TopScore = r.UserScore?.CreateScoreInfo(rulesets, fetchBeatmapInfo);
}), TaskContinuationOptions.OnlyOnRanToCompletion);
};
@ -241,10 +184,53 @@ namespace osu.Game.Screens.Select.Leaderboards
Action = () => ScoreSelected?.Invoke(model)
};
private void subscribeToLocalScores()
{
scoreSubscription?.Dispose();
scoreSubscription = null;
if (beatmapInfo == null)
return;
scoreSubscription = realm.RegisterForNotifications(r =>
r.All<ScoreInfo>().Filter($"{nameof(ScoreInfo.BeatmapInfo)}.{nameof(BeatmapInfo.ID)} == $0"
+ $" AND {nameof(ScoreInfo.Ruleset)}.{nameof(RulesetInfo.ShortName)} == $1"
+ $" AND {nameof(ScoreInfo.DeletePending)} == false"
, beatmapInfo.ID, ruleset.Value.ShortName), localScoresChanged);
}
private void localScoresChanged(IRealmCollection<ScoreInfo> sender, ChangeSet changes, Exception exception)
{
if (IsOnlineScope)
return;
var scores = sender.AsEnumerable();
if (filterMods && !mods.Value.Any())
{
// we need to filter out all scores that have any mods to get all local nomod scores
scores = scores.Where(s => !s.Mods.Any());
}
else if (filterMods)
{
// otherwise find all the scores that have *any* of the currently selected mods (similar to how web applies mod filters)
// we're creating and using a string list representation of selected mods so that it can be translated into the DB query itself
var selectedMods = mods.Value.Select(m => m.Acronym);
scores = scores.Where(s => s.Mods.Any(m => selectedMods.Contains(m.Acronym)));
}
scores = scores.Detach();
scoreManager.OrderByTotalScoreAsync(scores.ToArray(), loadCancellationSource.Token)
.ContinueWith(ordered =>
{
Scores = ordered.GetResultSafely();
}, TaskContinuationOptions.OnlyOnRanToCompletion);
}
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
scoreSubscription?.Dispose();
}
}