diff --git a/osu.Game.Rulesets.Osu.Tests/TestSceneOutOfOrderHits.cs b/osu.Game.Rulesets.Osu.Tests/TestSceneStartTimeOrderedHitPolicy.cs similarity index 99% rename from osu.Game.Rulesets.Osu.Tests/TestSceneOutOfOrderHits.cs rename to osu.Game.Rulesets.Osu.Tests/TestSceneStartTimeOrderedHitPolicy.cs index 296b421a11..177a4f50a1 100644 --- a/osu.Game.Rulesets.Osu.Tests/TestSceneOutOfOrderHits.cs +++ b/osu.Game.Rulesets.Osu.Tests/TestSceneStartTimeOrderedHitPolicy.cs @@ -25,7 +25,7 @@ using osuTK; namespace osu.Game.Rulesets.Osu.Tests { - public class TestSceneOutOfOrderHits : RateAdjustedBeatmapTestScene + public class TestSceneStartTimeOrderedHitPolicy : RateAdjustedBeatmapTestScene { private const double early_miss_window = 1000; // time after -1000 to -500 is considered a miss private const double late_miss_window = 500; // time after +500 is considered a miss @@ -169,7 +169,7 @@ namespace osu.Game.Rulesets.Osu.Tests addJudgementAssert(hitObjects[0], HitResult.Great); addJudgementAssert(hitObjects[1], HitResult.Great); addJudgementOffsetAssert(hitObjects[0], -200); // time_first_circle - 200 - addJudgementOffsetAssert(hitObjects[0], -200); // time_second_circle - first_circle_time - 100 + addJudgementOffsetAssert(hitObjects[1], -200); // time_second_circle - first_circle_time - 100 } /// diff --git a/osu.Game.Rulesets.Osu/OsuInputManager.cs b/osu.Game.Rulesets.Osu/OsuInputManager.cs index c8fe4f41ca..7314021a14 100644 --- a/osu.Game.Rulesets.Osu/OsuInputManager.cs +++ b/osu.Game.Rulesets.Osu/OsuInputManager.cs @@ -34,7 +34,7 @@ namespace osu.Game.Rulesets.Osu protected override bool Handle(UIEvent e) { - if (e is MouseMoveEvent && !AllowUserCursorMovement) return false; + if ((e is MouseMoveEvent || e is TouchMoveEvent) && !AllowUserCursorMovement) return false; return base.Handle(e); } diff --git a/osu.Game.Rulesets.Osu/UI/IHitPolicy.cs b/osu.Game.Rulesets.Osu/UI/IHitPolicy.cs new file mode 100644 index 0000000000..5d8ea035a7 --- /dev/null +++ b/osu.Game.Rulesets.Osu/UI/IHitPolicy.cs @@ -0,0 +1,31 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +using osu.Game.Rulesets.Objects; +using osu.Game.Rulesets.Objects.Drawables; +using osu.Game.Rulesets.UI; + +namespace osu.Game.Rulesets.Osu.UI +{ + public interface IHitPolicy + { + /// + /// The containing the s which this applies to. + /// + IHitObjectContainer HitObjectContainer { set; } + + /// + /// Determines whether a can be hit at a point in time. + /// + /// The to check. + /// The time to check. + /// Whether can be hit at the given . + bool IsHittable(DrawableHitObject hitObject, double time); + + /// + /// Handles a being hit. + /// + /// The that was hit. + void HandleHit(DrawableHitObject hitObject); + } +} diff --git a/osu.Game.Rulesets.Osu/UI/OsuPlayfield.cs b/osu.Game.Rulesets.Osu/UI/OsuPlayfield.cs index 975b444699..e085714265 100644 --- a/osu.Game.Rulesets.Osu/UI/OsuPlayfield.cs +++ b/osu.Game.Rulesets.Osu/UI/OsuPlayfield.cs @@ -31,7 +31,7 @@ namespace osu.Game.Rulesets.Osu.UI private readonly ProxyContainer spinnerProxies; private readonly JudgementContainer judgementLayer; private readonly FollowPointRenderer followPoints; - private readonly OrderedHitPolicy hitPolicy; + private readonly StartTimeOrderedHitPolicy hitPolicy; public static readonly Vector2 BASE_SIZE = new Vector2(512, 384); @@ -54,7 +54,7 @@ namespace osu.Game.Rulesets.Osu.UI approachCircles = new ProxyContainer { RelativeSizeAxes = Axes.Both }, }; - hitPolicy = new OrderedHitPolicy(HitObjectContainer); + hitPolicy = new StartTimeOrderedHitPolicy { HitObjectContainer = HitObjectContainer }; var hitWindows = new OsuHitWindows(); diff --git a/osu.Game.Rulesets.Osu/UI/OrderedHitPolicy.cs b/osu.Game.Rulesets.Osu/UI/StartTimeOrderedHitPolicy.cs similarity index 76% rename from osu.Game.Rulesets.Osu/UI/OrderedHitPolicy.cs rename to osu.Game.Rulesets.Osu/UI/StartTimeOrderedHitPolicy.cs index 8e4f81347d..0173156246 100644 --- a/osu.Game.Rulesets.Osu/UI/OrderedHitPolicy.cs +++ b/osu.Game.Rulesets.Osu/UI/StartTimeOrderedHitPolicy.cs @@ -11,28 +11,17 @@ using osu.Game.Rulesets.UI; namespace osu.Game.Rulesets.Osu.UI { /// - /// Ensures that s are hit in-order. Affectionately known as "note lock". + /// Ensures that s are hit in-order of their start times. Affectionately known as "note lock". /// If a is hit out of order: /// /// The hit is blocked if it occurred earlier than the previous 's start time. /// The hit causes all previous s to missed otherwise. /// /// - public class OrderedHitPolicy + public class StartTimeOrderedHitPolicy : IHitPolicy { - private readonly HitObjectContainer hitObjectContainer; + public IHitObjectContainer HitObjectContainer { get; set; } - public OrderedHitPolicy(HitObjectContainer hitObjectContainer) - { - this.hitObjectContainer = hitObjectContainer; - } - - /// - /// Determines whether a can be hit at a point in time. - /// - /// The to check. - /// The time to check. - /// Whether can be hit at the given . public bool IsHittable(DrawableHitObject hitObject, double time) { DrawableHitObject blockingObject = null; @@ -54,10 +43,6 @@ namespace osu.Game.Rulesets.Osu.UI return blockingObject.Judged || time >= blockingObject.HitObject.StartTime; } - /// - /// Handles a being hit to potentially miss all earlier s. - /// - /// The that was hit. public void HandleHit(DrawableHitObject hitObject) { // Hitobjects which themselves don't block future hitobjects don't cause misses (e.g. slider ticks, spinners). @@ -67,6 +52,7 @@ namespace osu.Game.Rulesets.Osu.UI if (!IsHittable(hitObject, hitObject.HitObject.StartTime + hitObject.Result.TimeOffset)) throw new InvalidOperationException($"A {hitObject} was hit before it became hittable!"); + // Miss all hitobjects prior to the hit one. foreach (var obj in enumerateHitObjectsUpTo(hitObject.HitObject.StartTime)) { if (obj.Judged) @@ -86,7 +72,7 @@ namespace osu.Game.Rulesets.Osu.UI private IEnumerable enumerateHitObjectsUpTo(double targetTime) { - foreach (var obj in hitObjectContainer.AliveObjects) + foreach (var obj in HitObjectContainer.AliveObjects) { if (obj.HitObject.StartTime >= targetTime) yield break; diff --git a/osu.Game.Tests/NonVisual/TaskChainTest.cs b/osu.Game.Tests/NonVisual/TaskChainTest.cs new file mode 100644 index 0000000000..d83eaafe20 --- /dev/null +++ b/osu.Game.Tests/NonVisual/TaskChainTest.cs @@ -0,0 +1,111 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +using System.Threading; +using System.Threading.Tasks; +using NUnit.Framework; +using osu.Game.Utils; + +namespace osu.Game.Tests.NonVisual +{ + [TestFixture] + public class TaskChainTest + { + private TaskChain taskChain; + private int currentTask; + private CancellationTokenSource globalCancellationToken; + + [SetUp] + public void Setup() + { + globalCancellationToken = new CancellationTokenSource(); + taskChain = new TaskChain(); + currentTask = 0; + } + + [TearDown] + public void TearDown() + { + globalCancellationToken?.Cancel(); + } + + [Test] + public async Task TestChainedTasksRunSequentially() + { + var task1 = addTask(); + var task2 = addTask(); + var task3 = addTask(); + + task3.mutex.Set(); + task2.mutex.Set(); + task1.mutex.Set(); + + await Task.WhenAll(task1.task, task2.task, task3.task); + + Assert.That(task1.task.Result, Is.EqualTo(1)); + Assert.That(task2.task.Result, Is.EqualTo(2)); + Assert.That(task3.task.Result, Is.EqualTo(3)); + } + + [Test] + public async Task TestChainedTaskWithIntermediateCancelRunsInSequence() + { + var task1 = addTask(); + var task2 = addTask(); + var task3 = addTask(); + + // Cancel task2, allow task3 to complete. + task2.cancellation.Cancel(); + task2.mutex.Set(); + task3.mutex.Set(); + + // Allow task3 to potentially complete. + Thread.Sleep(1000); + + // Allow task1 to complete. + task1.mutex.Set(); + + // Wait on both tasks. + await Task.WhenAll(task1.task, task3.task); + + Assert.That(task1.task.Result, Is.EqualTo(1)); + Assert.That(task2.task.IsCompleted, Is.False); + Assert.That(task3.task.Result, Is.EqualTo(2)); + } + + [Test] + public async Task TestChainedTaskDoesNotCompleteBeforeChildTasks() + { + var mutex = new ManualResetEventSlim(false); + + var task = taskChain.Add(async () => await Task.Run(() => mutex.Wait(globalCancellationToken.Token))); + + // Allow task to potentially complete + Thread.Sleep(1000); + + Assert.That(task.IsCompleted, Is.False); + + // Allow the task to complete. + mutex.Set(); + + await task; + } + + private (Task task, ManualResetEventSlim mutex, CancellationTokenSource cancellation) addTask() + { + var mutex = new ManualResetEventSlim(false); + var completionSource = new TaskCompletionSource(); + + var cancellationSource = new CancellationTokenSource(); + var token = CancellationTokenSource.CreateLinkedTokenSource(cancellationSource.Token, globalCancellationToken.Token); + + taskChain.Add(() => + { + mutex.Wait(globalCancellationToken.Token); + completionSource.SetResult(Interlocked.Increment(ref currentTask)); + }, token.Token); + + return (completionSource.Task, mutex, cancellationSource); + } + } +} diff --git a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerRoomManager.cs b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerRoomManager.cs index 7a3845cbf3..6de5704410 100644 --- a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerRoomManager.cs +++ b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerRoomManager.cs @@ -101,7 +101,7 @@ namespace osu.Game.Tests.Visual.Multiplayer }); }); - AddAssert("multiplayer room joined", () => roomContainer.Client.Room != null); + AddUntilStep("multiplayer room joined", () => roomContainer.Client.Room != null); } [Test] @@ -133,7 +133,7 @@ namespace osu.Game.Tests.Visual.Multiplayer }); }); - AddAssert("multiplayer room joined", () => roomContainer.Client.Room != null); + AddUntilStep("multiplayer room joined", () => roomContainer.Client.Room != null); } private TestMultiplayerRoomManager createRoomManager() diff --git a/osu.Game.Tests/Visual/Online/TestSceneFullscreenOverlay.cs b/osu.Game.Tests/Visual/Online/TestSceneFullscreenOverlay.cs index 8f20bcdcc1..dc468bb62d 100644 --- a/osu.Game.Tests/Visual/Online/TestSceneFullscreenOverlay.cs +++ b/osu.Game.Tests/Visual/Online/TestSceneFullscreenOverlay.cs @@ -41,7 +41,7 @@ namespace osu.Game.Tests.Visual.Online private class TestFullscreenOverlay : FullscreenOverlay { public TestFullscreenOverlay() - : base(OverlayColourScheme.Pink, null) + : base(OverlayColourScheme.Pink) { Children = new Drawable[] { @@ -52,6 +52,17 @@ namespace osu.Game.Tests.Visual.Online }, }; } + + protected override OverlayHeader CreateHeader() => new TestHeader(); + + internal class TestHeader : OverlayHeader + { + protected override OverlayTitle CreateTitle() => new TestTitle(); + + internal class TestTitle : OverlayTitle + { + } + } } } } diff --git a/osu.Game.Tests/Visual/Online/TestSceneRankingsOverlay.cs b/osu.Game.Tests/Visual/Online/TestSceneRankingsOverlay.cs index 626f545b91..aff510dd95 100644 --- a/osu.Game.Tests/Visual/Online/TestSceneRankingsOverlay.cs +++ b/osu.Game.Tests/Visual/Online/TestSceneRankingsOverlay.cs @@ -25,7 +25,7 @@ namespace osu.Game.Tests.Visual.Online Add(rankingsOverlay = new TestRankingsOverlay { Country = { BindTarget = countryBindable }, - Scope = { BindTarget = scope }, + Header = { Current = { BindTarget = scope } }, }); } @@ -65,8 +65,6 @@ namespace osu.Game.Tests.Visual.Online private class TestRankingsOverlay : RankingsOverlay { public new Bindable Country => base.Country; - - public new Bindable Scope => base.Scope; } } } diff --git a/osu.Game/Beatmaps/Beatmap.cs b/osu.Game/Beatmaps/Beatmap.cs index 5435e86dfd..e5b6a4bc44 100644 --- a/osu.Game/Beatmaps/Beatmap.cs +++ b/osu.Game/Beatmaps/Beatmap.cs @@ -1,6 +1,7 @@ // Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. +using System; using osu.Game.Beatmaps.Timing; using osu.Game.Rulesets.Objects; using System.Collections.Generic; @@ -48,6 +49,31 @@ namespace osu.Game.Beatmaps public virtual IEnumerable GetStatistics() => Enumerable.Empty(); + public double GetMostCommonBeatLength() + { + // The last playable time in the beatmap - the last timing point extends to this time. + // Note: This is more accurate and may present different results because osu-stable didn't have the ability to calculate slider durations in this context. + double lastTime = HitObjects.LastOrDefault()?.GetEndTime() ?? ControlPointInfo.TimingPoints.LastOrDefault()?.Time ?? 0; + + var mostCommon = + // Construct a set of (beatLength, duration) tuples for each individual timing point. + ControlPointInfo.TimingPoints.Select((t, i) => + { + if (t.Time > lastTime) + return (beatLength: t.BeatLength, 0); + + var nextTime = i == ControlPointInfo.TimingPoints.Count - 1 ? lastTime : ControlPointInfo.TimingPoints[i + 1].Time; + return (beatLength: t.BeatLength, duration: nextTime - t.Time); + }) + // Aggregate durations into a set of (beatLength, duration) tuples for each beat length + .GroupBy(t => Math.Round(t.beatLength * 1000) / 1000) + .Select(g => (beatLength: g.Key, duration: g.Sum(t => t.duration))) + // Get the most common one, or 0 as a suitable default + .OrderByDescending(i => i.duration).FirstOrDefault(); + + return mostCommon.beatLength; + } + IBeatmap IBeatmap.Clone() => Clone(); public Beatmap Clone() => (Beatmap)MemberwiseClone(); diff --git a/osu.Game/Beatmaps/BeatmapManager.cs b/osu.Game/Beatmaps/BeatmapManager.cs index 42418e532b..b934ac556d 100644 --- a/osu.Game/Beatmaps/BeatmapManager.cs +++ b/osu.Game/Beatmaps/BeatmapManager.cs @@ -451,7 +451,7 @@ namespace osu.Game.Beatmaps // TODO: this should be done in a better place once we actually need to dynamically update it. beatmap.BeatmapInfo.StarDifficulty = ruleset?.CreateInstance().CreateDifficultyCalculator(new DummyConversionBeatmap(beatmap)).Calculate().StarRating ?? 0; beatmap.BeatmapInfo.Length = calculateLength(beatmap); - beatmap.BeatmapInfo.BPM = beatmap.ControlPointInfo.BPMMode; + beatmap.BeatmapInfo.BPM = 60000 / beatmap.GetMostCommonBeatLength(); beatmapInfos.Add(beatmap.BeatmapInfo); } diff --git a/osu.Game/Beatmaps/ControlPoints/ControlPointInfo.cs b/osu.Game/Beatmaps/ControlPoints/ControlPointInfo.cs index e8a91e4001..5cc60a5758 100644 --- a/osu.Game/Beatmaps/ControlPoints/ControlPointInfo.cs +++ b/osu.Game/Beatmaps/ControlPoints/ControlPointInfo.cs @@ -101,13 +101,6 @@ namespace osu.Game.Beatmaps.ControlPoints public double BPMMinimum => 60000 / (TimingPoints.OrderByDescending(c => c.BeatLength).FirstOrDefault() ?? TimingControlPoint.DEFAULT).BeatLength; - /// - /// Finds the mode BPM (most common BPM) represented by the control points. - /// - [JsonIgnore] - public double BPMMode => - 60000 / (TimingPoints.GroupBy(c => c.BeatLength).OrderByDescending(grp => grp.Count()).FirstOrDefault()?.FirstOrDefault() ?? TimingControlPoint.DEFAULT).BeatLength; - /// /// Remove all s and return to a pristine state. /// diff --git a/osu.Game/Beatmaps/IBeatmap.cs b/osu.Game/Beatmaps/IBeatmap.cs index 7dd85e1232..9847ea020a 100644 --- a/osu.Game/Beatmaps/IBeatmap.cs +++ b/osu.Game/Beatmaps/IBeatmap.cs @@ -47,6 +47,11 @@ namespace osu.Game.Beatmaps /// IEnumerable GetStatistics(); + /// + /// Finds the most common beat length represented by the control points in this beatmap. + /// + double GetMostCommonBeatLength(); + /// /// Creates a shallow-clone of this beatmap and returns it. /// diff --git a/osu.Game/Extensions/TaskExtensions.cs b/osu.Game/Extensions/TaskExtensions.cs new file mode 100644 index 0000000000..76a76c0c52 --- /dev/null +++ b/osu.Game/Extensions/TaskExtensions.cs @@ -0,0 +1,68 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +#nullable enable + +using System; +using System.Threading; +using System.Threading.Tasks; + +namespace osu.Game.Extensions +{ + public static class TaskExtensions + { + /// + /// Add a continuation to be performed only after the attached task has completed. + /// + /// The previous task to be awaited on. + /// The action to run. + /// An optional cancellation token. Will only cancel the provided action, not the sequence. + /// A task representing the provided action. + public static Task ContinueWithSequential(this Task task, Action action, CancellationToken cancellationToken = default) => + task.ContinueWithSequential(() => Task.Run(action, cancellationToken), cancellationToken); + + /// + /// Add a continuation to be performed only after the attached task has completed. + /// + /// The previous task to be awaited on. + /// The continuation to run. Generally should be an async function. + /// An optional cancellation token. Will only cancel the provided action, not the sequence. + /// A task representing the provided action. + public static Task ContinueWithSequential(this Task task, Func continuationFunction, CancellationToken cancellationToken = default) + { + var tcs = new TaskCompletionSource(); + + task.ContinueWith(t => + { + // the previous task has finished execution or been cancelled, so we can run the provided continuation. + + if (cancellationToken.IsCancellationRequested) + { + tcs.SetCanceled(); + } + else + { + continuationFunction().ContinueWith(continuationTask => + { + if (cancellationToken.IsCancellationRequested || continuationTask.IsCanceled) + { + tcs.TrySetCanceled(); + } + else if (continuationTask.IsFaulted) + { + tcs.TrySetException(continuationTask.Exception); + } + else + { + tcs.TrySetResult(true); + } + }, cancellationToken: default); + } + }, cancellationToken: default); + + // importantly, we are not returning the continuation itself but rather a task which represents its status in sequential execution order. + // this will not be cancelled or completed until the previous task has also. + return tcs.Task; + } + } +} diff --git a/osu.Game/Online/Multiplayer/MultiplayerClient.cs b/osu.Game/Online/Multiplayer/MultiplayerClient.cs index 441862c680..9ba8f792a8 100644 --- a/osu.Game/Online/Multiplayer/MultiplayerClient.cs +++ b/osu.Game/Online/Multiplayer/MultiplayerClient.cs @@ -126,20 +126,12 @@ namespace osu.Game.Online.Multiplayer return connection.InvokeAsync(nameof(IMultiplayerServer.JoinRoom), roomId); } - public override async Task LeaveRoom() + protected override Task LeaveRoomInternal() { if (!isConnected.Value) - { - // even if not connected, make sure the local room state can be cleaned up. - await base.LeaveRoom(); - return; - } + return Task.FromCanceled(new CancellationToken(true)); - if (Room == null) - return; - - await base.LeaveRoom(); - await connection.InvokeAsync(nameof(IMultiplayerServer.LeaveRoom)); + return connection.InvokeAsync(nameof(IMultiplayerServer.LeaveRoom)); } public override Task TransferHost(int userId) diff --git a/osu.Game/Online/Multiplayer/StatefulMultiplayerClient.cs b/osu.Game/Online/Multiplayer/StatefulMultiplayerClient.cs index f7c9193dfe..f454fe619b 100644 --- a/osu.Game/Online/Multiplayer/StatefulMultiplayerClient.cs +++ b/osu.Game/Online/Multiplayer/StatefulMultiplayerClient.cs @@ -7,6 +7,7 @@ using System; using System.Collections.Generic; using System.Diagnostics; using System.Linq; +using System.Threading; using System.Threading.Tasks; using osu.Framework.Allocation; using osu.Framework.Bindables; @@ -109,30 +110,43 @@ namespace osu.Game.Online.Multiplayer }); } + private readonly TaskChain joinOrLeaveTaskChain = new TaskChain(); + private CancellationTokenSource? joinCancellationSource; + /// /// Joins the for a given API . /// /// The API . public async Task JoinRoom(Room room) { - if (Room != null) - throw new InvalidOperationException("Cannot join a multiplayer room while already in one."); + var cancellationSource = joinCancellationSource = new CancellationTokenSource(); - Debug.Assert(room.RoomID.Value != null); + await joinOrLeaveTaskChain.Add(async () => + { + if (Room != null) + throw new InvalidOperationException("Cannot join a multiplayer room while already in one."); - apiRoom = room; - playlistItemId = room.Playlist.SingleOrDefault()?.ID ?? 0; + Debug.Assert(room.RoomID.Value != null); - Room = await JoinRoom(room.RoomID.Value.Value); + // Join the server-side room. + var joinedRoom = await JoinRoom(room.RoomID.Value.Value); + Debug.Assert(joinedRoom != null); - Debug.Assert(Room != null); + // Populate users. + Debug.Assert(joinedRoom.Users != null); + await Task.WhenAll(joinedRoom.Users.Select(PopulateUser)); - var users = await getRoomUsers(); - Debug.Assert(users != null); + // Update the stored room (must be done on update thread for thread-safety). + await scheduleAsync(() => + { + Room = joinedRoom; + apiRoom = room; + playlistItemId = room.Playlist.SingleOrDefault()?.ID ?? 0; + }, cancellationSource.Token); - await Task.WhenAll(users.Select(PopulateUser)); - - updateLocalRoomSettings(Room.Settings); + // Update room settings. + await updateLocalRoomSettings(joinedRoom.Settings, cancellationSource.Token); + }, cancellationSource.Token); } /// @@ -142,23 +156,33 @@ namespace osu.Game.Online.Multiplayer /// The joined . protected abstract Task JoinRoom(long roomId); - public virtual Task LeaveRoom() + public Task LeaveRoom() { - Scheduler.Add(() => - { - if (Room == null) - return; + // The join may have not completed yet, so certain tasks that either update the room or reference the room should be cancelled. + // This includes the setting of Room itself along with the initial update of the room settings on join. + joinCancellationSource?.Cancel(); + // Leaving rooms is expected to occur instantaneously whilst the operation is finalised in the background. + // However a few members need to be reset immediately to prevent other components from entering invalid states whilst the operation hasn't yet completed. + // For example, if a room was left and the user immediately pressed the "create room" button, then the user could be taken into the lobby if the value of Room is not reset in time. + var scheduledReset = scheduleAsync(() => + { apiRoom = null; Room = null; CurrentMatchPlayingUserIds.Clear(); RoomUpdated?.Invoke(); - }, false); + }); - return Task.CompletedTask; + return joinOrLeaveTaskChain.Add(async () => + { + await scheduledReset; + await LeaveRoomInternal(); + }); } + protected abstract Task LeaveRoomInternal(); + /// /// Change the current settings. /// @@ -462,27 +486,6 @@ namespace osu.Game.Online.Multiplayer /// The to populate. protected async Task PopulateUser(MultiplayerRoomUser multiplayerUser) => multiplayerUser.User ??= await userLookupCache.GetUserAsync(multiplayerUser.UserID); - /// - /// Retrieve a copy of users currently in the joined in a thread-safe manner. - /// This should be used whenever accessing users from outside of an Update thread context (ie. when not calling ). - /// - /// A copy of users in the current room, or null if unavailable. - private Task?> getRoomUsers() - { - var tcs = new TaskCompletionSource?>(); - - // at some point we probably want to replace all these schedule calls with Room.LockForUpdate. - // for now, as this would require quite some consideration due to the number of accesses to the room instance, - // let's just add a manual schedule for the non-scheduled usages instead. - Scheduler.Add(() => - { - var users = Room?.Users.ToList(); - tcs.SetResult(users); - }, false); - - return tcs.Task; - } - /// /// Updates the local room settings with the given . /// @@ -490,34 +493,36 @@ namespace osu.Game.Online.Multiplayer /// This updates both the joined and the respective API . /// /// The new to update from. - private void updateLocalRoomSettings(MultiplayerRoomSettings settings) + /// The to cancel the update. + private Task updateLocalRoomSettings(MultiplayerRoomSettings settings, CancellationToken cancellationToken = default) => scheduleAsync(() => { if (Room == null) return; - Scheduler.Add(() => + Debug.Assert(apiRoom != null); + + // Update a few properties of the room instantaneously. + Room.Settings = settings; + apiRoom.Name.Value = Room.Settings.Name; + + // The playlist update is delayed until an online beatmap lookup (below) succeeds. + // In-order for the client to not display an outdated beatmap, the playlist is forcefully cleared here. + apiRoom.Playlist.Clear(); + + RoomUpdated?.Invoke(); + + var req = new GetBeatmapSetRequest(settings.BeatmapID, BeatmapSetLookupType.BeatmapId); + + req.Success += res => { - if (Room == null) + if (cancellationToken.IsCancellationRequested) return; - Debug.Assert(apiRoom != null); + updatePlaylist(settings, res); + }; - // Update a few properties of the room instantaneously. - Room.Settings = settings; - apiRoom.Name.Value = Room.Settings.Name; - - // The playlist update is delayed until an online beatmap lookup (below) succeeds. - // In-order for the client to not display an outdated beatmap, the playlist is forcefully cleared here. - apiRoom.Playlist.Clear(); - - RoomUpdated?.Invoke(); - - var req = new GetBeatmapSetRequest(settings.BeatmapID, BeatmapSetLookupType.BeatmapId); - req.Success += res => updatePlaylist(settings, res); - - api.Queue(req); - }, false); - } + api.Queue(req); + }, cancellationToken); private void updatePlaylist(MultiplayerRoomSettings settings, APIBeatmapSet onlineSet) { @@ -566,5 +571,31 @@ namespace osu.Game.Online.Multiplayer else CurrentMatchPlayingUserIds.Remove(userId); } + + private Task scheduleAsync(Action action, CancellationToken cancellationToken = default) + { + var tcs = new TaskCompletionSource(); + + Scheduler.Add(() => + { + if (cancellationToken.IsCancellationRequested) + { + tcs.SetCanceled(); + return; + } + + try + { + action(); + tcs.SetResult(true); + } + catch (Exception ex) + { + tcs.SetException(ex); + } + }); + + return tcs.Task; + } } } diff --git a/osu.Game/Overlays/BeatmapListingOverlay.cs b/osu.Game/Overlays/BeatmapListingOverlay.cs index 698984b306..5df7a4650e 100644 --- a/osu.Game/Overlays/BeatmapListingOverlay.cs +++ b/osu.Game/Overlays/BeatmapListingOverlay.cs @@ -15,98 +15,82 @@ using osu.Framework.Graphics.Textures; using osu.Framework.Input.Events; using osu.Game.Audio; using osu.Game.Beatmaps; -using osu.Game.Graphics.Containers; using osu.Game.Graphics.Sprites; -using osu.Game.Graphics.UserInterface; using osu.Game.Overlays.BeatmapListing; using osu.Game.Overlays.BeatmapListing.Panels; using osuTK; +using osuTK.Graphics; namespace osu.Game.Overlays { - public class BeatmapListingOverlay : FullscreenOverlay + public class BeatmapListingOverlay : OnlineOverlay { [Resolved] private PreviewTrackManager previewTrackManager { get; set; } private Drawable currentContent; - private LoadingLayer loadingLayer; private Container panelTarget; private FillFlowContainer foundContent; private NotFoundDrawable notFoundContent; - - private OverlayScrollContainer resultScrollContainer; + private BeatmapListingFilterControl filterControl; public BeatmapListingOverlay() - : base(OverlayColourScheme.Blue, new BeatmapListingHeader()) + : base(OverlayColourScheme.Blue) { } - private BeatmapListingFilterControl filterControl; - [BackgroundDependencyLoader] private void load() { - Children = new Drawable[] + Child = new FillFlowContainer { - new Box + RelativeSizeAxes = Axes.X, + AutoSizeAxes = Axes.Y, + Direction = FillDirection.Vertical, + Children = new Drawable[] { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background6 - }, - resultScrollContainer = new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new ReverseChildIDFillFlowContainer + filterControl = new BeatmapListingFilterControl + { + TypingStarted = onTypingStarted, + SearchStarted = onSearchStarted, + SearchFinished = onSearchFinished, + }, + new Container { AutoSizeAxes = Axes.Y, RelativeSizeAxes = Axes.X, - Direction = FillDirection.Vertical, Children = new Drawable[] { - Header, - filterControl = new BeatmapListingFilterControl + new Box { - TypingStarted = onTypingStarted, - SearchStarted = onSearchStarted, - SearchFinished = onSearchFinished, + RelativeSizeAxes = Axes.Both, + Colour = ColourProvider.Background4, }, - new Container + panelTarget = new Container { AutoSizeAxes = Axes.Y, RelativeSizeAxes = Axes.X, + Padding = new MarginPadding { Horizontal = 20 }, Children = new Drawable[] { - new Box - { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background4, - }, - panelTarget = new Container - { - AutoSizeAxes = Axes.Y, - RelativeSizeAxes = Axes.X, - Padding = new MarginPadding { Horizontal = 20 }, - Children = new Drawable[] - { - foundContent = new FillFlowContainer(), - notFoundContent = new NotFoundDrawable(), - } - } - }, - }, - } + foundContent = new FillFlowContainer(), + notFoundContent = new NotFoundDrawable(), + } + } + }, }, - }, - loadingLayer = new LoadingLayer(true) + } }; } + protected override BeatmapListingHeader CreateHeader() => new BeatmapListingHeader(); + + protected override Color4 BackgroundColour => ColourProvider.Background6; + private void onTypingStarted() { // temporary until the textbox/header is updated to always stay on screen. - resultScrollContainer.ScrollToStart(); + ScrollFlow.ScrollToStart(); } protected override void OnFocus(FocusEvent e) @@ -125,7 +109,7 @@ namespace osu.Game.Overlays previewTrackManager.StopAnyPlaying(this); if (panelTarget.Any()) - loadingLayer.Show(); + Loading.Show(); } private Task panelLoadDelegate; @@ -173,7 +157,7 @@ namespace osu.Game.Overlays private void addContentToPlaceholder(Drawable content) { - loadingLayer.Hide(); + Loading.Hide(); lastFetchDisplayedTime = Time.Current; if (content == currentContent) @@ -267,7 +251,7 @@ namespace osu.Game.Overlays bool shouldShowMore = panelLoadDelegate?.IsCompleted != false && Time.Current - lastFetchDisplayedTime > time_between_fetches - && (resultScrollContainer.ScrollableExtent > 0 && resultScrollContainer.IsScrolledToEnd(pagination_scroll_distance)); + && (ScrollFlow.ScrollableExtent > 0 && ScrollFlow.IsScrolledToEnd(pagination_scroll_distance)); if (shouldShowMore) filterControl.FetchNextPage(); diff --git a/osu.Game/Overlays/BeatmapSetOverlay.cs b/osu.Game/Overlays/BeatmapSetOverlay.cs index c16ec339bb..bdb3715e73 100644 --- a/osu.Game/Overlays/BeatmapSetOverlay.cs +++ b/osu.Game/Overlays/BeatmapSetOverlay.cs @@ -6,20 +6,19 @@ using osu.Framework.Allocation; using osu.Framework.Bindables; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; -using osu.Framework.Graphics.Shapes; using osu.Framework.Input.Events; using osu.Game.Beatmaps; -using osu.Game.Graphics.Containers; using osu.Game.Online.API.Requests; using osu.Game.Overlays.BeatmapSet; using osu.Game.Overlays.BeatmapSet.Scores; using osu.Game.Overlays.Comments; using osu.Game.Rulesets; using osuTK; +using osuTK.Graphics; namespace osu.Game.Overlays { - public class BeatmapSetOverlay : FullscreenOverlay + public class BeatmapSetOverlay : OnlineOverlay { public const float X_PADDING = 40; public const float Y_PADDING = 25; @@ -33,55 +32,27 @@ namespace osu.Game.Overlays // receive input outside our bounds so we can trigger a close event on ourselves. public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true; - private readonly Box background; - public BeatmapSetOverlay() - : base(OverlayColourScheme.Blue, new BeatmapSetHeader()) + : base(OverlayColourScheme.Blue) { - OverlayScrollContainer scroll; Info info; CommentsSection comments; - Children = new Drawable[] + Child = new FillFlowContainer { - background = new Box + RelativeSizeAxes = Axes.X, + AutoSizeAxes = Axes.Y, + Direction = FillDirection.Vertical, + Spacing = new Vector2(0, 20), + Children = new Drawable[] { - RelativeSizeAxes = Axes.Both - }, - scroll = new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new ReverseChildIDFillFlowContainer + info = new Info(), + new ScoresContainer { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - Direction = FillDirection.Vertical, - Spacing = new Vector2(0, 20), - Children = new[] - { - new BeatmapSetLayoutSection - { - Child = new ReverseChildIDFillFlowContainer - { - AutoSizeAxes = Axes.Y, - RelativeSizeAxes = Axes.X, - Direction = FillDirection.Vertical, - Children = new Drawable[] - { - Header, - info = new Info() - } - }, - }, - new ScoresContainer - { - Beatmap = { BindTarget = Header.HeaderContent.Picker.Beatmap } - }, - comments = new CommentsSection() - }, + Beatmap = { BindTarget = Header.HeaderContent.Picker.Beatmap } }, - }, + comments = new CommentsSection() + } }; Header.BeatmapSet.BindTo(beatmapSet); @@ -91,16 +62,13 @@ namespace osu.Game.Overlays Header.HeaderContent.Picker.Beatmap.ValueChanged += b => { info.Beatmap = b.NewValue; - - scroll.ScrollToStart(); + ScrollFlow.ScrollToStart(); }; } - [BackgroundDependencyLoader] - private void load() - { - background.Colour = ColourProvider.Background6; - } + protected override BeatmapSetHeader CreateHeader() => new BeatmapSetHeader(); + + protected override Color4 BackgroundColour => ColourProvider.Background6; protected override void PopOutComplete() { diff --git a/osu.Game/Overlays/ChangelogOverlay.cs b/osu.Game/Overlays/ChangelogOverlay.cs index c7e9a86fa4..05bad30107 100644 --- a/osu.Game/Overlays/ChangelogOverlay.cs +++ b/osu.Game/Overlays/ChangelogOverlay.cs @@ -11,22 +11,18 @@ using osu.Framework.Audio; using osu.Framework.Audio.Sample; using osu.Framework.Bindables; using osu.Framework.Graphics; -using osu.Framework.Graphics.Containers; -using osu.Framework.Graphics.Shapes; -using osu.Game.Graphics.Containers; using osu.Game.Input.Bindings; using osu.Game.Online.API.Requests; using osu.Game.Online.API.Requests.Responses; using osu.Game.Overlays.Changelog; +using osuTK.Graphics; namespace osu.Game.Overlays { - public class ChangelogOverlay : FullscreenOverlay + public class ChangelogOverlay : OnlineOverlay { public readonly Bindable Current = new Bindable(); - private Container content; - private SampleChannel sampleBack; private List builds; @@ -34,45 +30,14 @@ namespace osu.Game.Overlays protected List Streams; public ChangelogOverlay() - : base(OverlayColourScheme.Purple, new ChangelogHeader()) + : base(OverlayColourScheme.Purple) { } [BackgroundDependencyLoader] private void load(AudioManager audio) { - Children = new Drawable[] - { - new Box - { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background4, - }, - new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new ReverseChildIDFillFlowContainer - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - Direction = FillDirection.Vertical, - Children = new Drawable[] - { - Header.With(h => - { - h.ListingSelected = ShowListing; - h.Build.BindTarget = Current; - }), - content = new Container - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - } - }, - }, - }, - }; + Header.Build.BindTarget = Current; sampleBack = audio.Samples.Get(@"UI/generic-select-soft"); @@ -85,6 +50,13 @@ namespace osu.Game.Overlays }); } + protected override ChangelogHeader CreateHeader() => new ChangelogHeader + { + ListingSelected = ShowListing, + }; + + protected override Color4 BackgroundColour => ColourProvider.Background4; + public void ShowListing() { Current.Value = null; @@ -198,16 +170,16 @@ namespace osu.Game.Overlays private void loadContent(ChangelogContent newContent) { - content.FadeTo(0.2f, 300, Easing.OutQuint); + Content.FadeTo(0.2f, 300, Easing.OutQuint); loadContentCancellation?.Cancel(); LoadComponentAsync(newContent, c => { - content.FadeIn(300, Easing.OutQuint); + Content.FadeIn(300, Easing.OutQuint); c.BuildSelected = ShowBuild; - content.Child = c; + Child = c; }, (loadContentCancellation = new CancellationTokenSource()).Token); } } diff --git a/osu.Game/Overlays/DashboardOverlay.cs b/osu.Game/Overlays/DashboardOverlay.cs index 03c320debe..83ad8faf1c 100644 --- a/osu.Game/Overlays/DashboardOverlay.cs +++ b/osu.Game/Overlays/DashboardOverlay.cs @@ -2,155 +2,35 @@ // See the LICENCE file in the repository root for full licence text. using System; -using System.Threading; -using osu.Framework.Allocation; -using osu.Framework.Bindables; -using osu.Framework.Graphics; -using osu.Framework.Graphics.Containers; -using osu.Framework.Graphics.Shapes; -using osu.Game.Graphics.UserInterface; -using osu.Game.Online.API; using osu.Game.Overlays.Dashboard; using osu.Game.Overlays.Dashboard.Friends; namespace osu.Game.Overlays { - public class DashboardOverlay : FullscreenOverlay + public class DashboardOverlay : TabbableOnlineOverlay { - private CancellationTokenSource cancellationToken; - - private Container content; - private LoadingLayer loading; - private OverlayScrollContainer scrollFlow; - public DashboardOverlay() - : base(OverlayColourScheme.Purple, new DashboardOverlayHeader - { - Anchor = Anchor.TopCentre, - Origin = Anchor.TopCentre, - Depth = -float.MaxValue - }) + : base(OverlayColourScheme.Purple) { } - private readonly IBindable apiState = new Bindable(); + protected override DashboardOverlayHeader CreateHeader() => new DashboardOverlayHeader(); - [BackgroundDependencyLoader] - private void load(IAPIProvider api) + protected override void CreateDisplayToLoad(DashboardOverlayTabs tab) { - apiState.BindTo(api.State); - apiState.BindValueChanged(onlineStateChanged, true); - - Children = new Drawable[] - { - new Box - { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background5 - }, - scrollFlow = new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new FillFlowContainer - { - AutoSizeAxes = Axes.Y, - RelativeSizeAxes = Axes.X, - Direction = FillDirection.Vertical, - Children = new Drawable[] - { - Header, - content = new Container - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y - } - } - } - }, - loading = new LoadingLayer(true), - }; - } - - protected override void LoadComplete() - { - base.LoadComplete(); - - Header.Current.BindValueChanged(onTabChanged); - } - - private bool displayUpdateRequired = true; - - protected override void PopIn() - { - base.PopIn(); - - // We don't want to create a new display on every call, only when exiting from fully closed state. - if (displayUpdateRequired) - { - Header.Current.TriggerChange(); - displayUpdateRequired = false; - } - } - - protected override void PopOutComplete() - { - base.PopOutComplete(); - loadDisplay(Empty()); - displayUpdateRequired = true; - } - - private void loadDisplay(Drawable display) - { - scrollFlow.ScrollToStart(); - - LoadComponentAsync(display, loaded => - { - if (API.IsLoggedIn) - loading.Hide(); - - content.Child = loaded; - }, (cancellationToken = new CancellationTokenSource()).Token); - } - - private void onTabChanged(ValueChangedEvent tab) - { - cancellationToken?.Cancel(); - loading.Show(); - - if (!API.IsLoggedIn) - { - loadDisplay(Empty()); - return; - } - - switch (tab.NewValue) + switch (tab) { case DashboardOverlayTabs.Friends: - loadDisplay(new FriendDisplay()); + LoadDisplay(new FriendDisplay()); break; case DashboardOverlayTabs.CurrentlyPlaying: - loadDisplay(new CurrentlyPlayingDisplay()); + LoadDisplay(new CurrentlyPlayingDisplay()); break; default: - throw new NotImplementedException($"Display for {tab.NewValue} tab is not implemented"); + throw new NotImplementedException($"Display for {tab} tab is not implemented"); } } - - private void onlineStateChanged(ValueChangedEvent state) => Schedule(() => - { - if (State.Value == Visibility.Hidden) - return; - - Header.Current.TriggerChange(); - }); - - protected override void Dispose(bool isDisposing) - { - cancellationToken?.Cancel(); - base.Dispose(isDisposing); - } } } diff --git a/osu.Game/Overlays/FullscreenOverlay.cs b/osu.Game/Overlays/FullscreenOverlay.cs index 6f56d95929..735f0bcbd4 100644 --- a/osu.Game/Overlays/FullscreenOverlay.cs +++ b/osu.Game/Overlays/FullscreenOverlay.cs @@ -1,11 +1,13 @@ // Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. +using JetBrains.Annotations; using osu.Framework.Allocation; using osu.Framework.Extensions.Color4Extensions; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; using osu.Framework.Graphics.Effects; +using osu.Framework.Graphics.Shapes; using osu.Game.Graphics.Containers; using osu.Game.Online.API; using osuTK.Graphics; @@ -15,21 +17,27 @@ namespace osu.Game.Overlays public abstract class FullscreenOverlay : WaveOverlayContainer, INamedOverlayComponent where T : OverlayHeader { - public virtual string IconTexture => Header?.Title.IconTexture ?? string.Empty; - public virtual string Title => Header?.Title.Title ?? string.Empty; - public virtual string Description => Header?.Title.Description ?? string.Empty; + public virtual string IconTexture => Header.Title.IconTexture ?? string.Empty; + public virtual string Title => Header.Title.Title ?? string.Empty; + public virtual string Description => Header.Title.Description ?? string.Empty; public T Header { get; } + protected virtual Color4 BackgroundColour => ColourProvider.Background5; + [Resolved] protected IAPIProvider API { get; private set; } [Cached] protected readonly OverlayColourProvider ColourProvider; - protected FullscreenOverlay(OverlayColourScheme colourScheme, T header) + protected override Container Content => content; + + private readonly Container content; + + protected FullscreenOverlay(OverlayColourScheme colourScheme) { - Header = header; + Header = CreateHeader(); ColourProvider = new OverlayColourProvider(colourScheme); @@ -47,6 +55,19 @@ namespace osu.Game.Overlays Type = EdgeEffectType.Shadow, Radius = 10 }; + + base.Content.AddRange(new Drawable[] + { + new Box + { + RelativeSizeAxes = Axes.Both, + Colour = BackgroundColour + }, + content = new Container + { + RelativeSizeAxes = Axes.Both + } + }); } [BackgroundDependencyLoader] @@ -58,6 +79,9 @@ namespace osu.Game.Overlays Waves.FourthWaveColour = ColourProvider.Dark3; } + [NotNull] + protected abstract T CreateHeader(); + public override void Show() { if (State.Value == Visibility.Visible) diff --git a/osu.Game/Overlays/NewsOverlay.cs b/osu.Game/Overlays/NewsOverlay.cs index 5820d405d4..08e8331dd3 100644 --- a/osu.Game/Overlays/NewsOverlay.cs +++ b/osu.Game/Overlays/NewsOverlay.cs @@ -2,67 +2,22 @@ // See the LICENCE file in the repository root for full licence text. using System.Threading; -using osu.Framework.Allocation; using osu.Framework.Bindables; using osu.Framework.Graphics; -using osu.Framework.Graphics.Containers; -using osu.Framework.Graphics.Shapes; -using osu.Game.Graphics.UserInterface; using osu.Game.Overlays.News; using osu.Game.Overlays.News.Displays; namespace osu.Game.Overlays { - public class NewsOverlay : FullscreenOverlay + public class NewsOverlay : OnlineOverlay { private readonly Bindable article = new Bindable(null); - private Container content; - private LoadingLayer loading; - private OverlayScrollContainer scrollFlow; - public NewsOverlay() - : base(OverlayColourScheme.Purple, new NewsHeader()) + : base(OverlayColourScheme.Purple) { } - [BackgroundDependencyLoader] - private void load() - { - Children = new Drawable[] - { - new Box - { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background5, - }, - scrollFlow = new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new FillFlowContainer - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - Direction = FillDirection.Vertical, - Children = new Drawable[] - { - Header.With(h => - { - h.ShowFrontPage = ShowFrontPage; - }), - content = new Container - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - } - }, - }, - }, - loading = new LoadingLayer(true), - }; - } - protected override void LoadComplete() { base.LoadComplete(); @@ -71,6 +26,11 @@ namespace osu.Game.Overlays article.BindValueChanged(onArticleChanged); } + protected override NewsHeader CreateHeader() => new NewsHeader + { + ShowFrontPage = ShowFrontPage + }; + private bool displayUpdateRequired = true; protected override void PopIn() @@ -107,7 +67,7 @@ namespace osu.Game.Overlays private void onArticleChanged(ValueChangedEvent e) { cancellationToken?.Cancel(); - loading.Show(); + Loading.Show(); if (e.NewValue == null) { @@ -122,11 +82,11 @@ namespace osu.Game.Overlays protected void LoadDisplay(Drawable display) { - scrollFlow.ScrollToStart(); + ScrollFlow.ScrollToStart(); LoadComponentAsync(display, loaded => { - content.Child = loaded; - loading.Hide(); + Child = loaded; + Loading.Hide(); }, (cancellationToken = new CancellationTokenSource()).Token); } diff --git a/osu.Game/Overlays/NowPlayingOverlay.cs b/osu.Game/Overlays/NowPlayingOverlay.cs index d64c61044d..5c16a6e5c4 100644 --- a/osu.Game/Overlays/NowPlayingOverlay.cs +++ b/osu.Game/Overlays/NowPlayingOverlay.cs @@ -84,11 +84,6 @@ namespace osu.Game.Overlays AutoSizeAxes = Axes.Y, Children = new Drawable[] { - playlist = new PlaylistOverlay - { - RelativeSizeAxes = Axes.X, - Y = player_height + 10, - }, playerContainer = new Container { RelativeSizeAxes = Axes.X, @@ -171,7 +166,7 @@ namespace osu.Game.Overlays Anchor = Anchor.CentreRight, Position = new Vector2(-bottom_black_area_height / 2, 0), Icon = FontAwesome.Solid.Bars, - Action = () => playlist.ToggleVisibility(), + Action = togglePlaylist }, } }, @@ -191,13 +186,35 @@ namespace osu.Game.Overlays }; } + private void togglePlaylist() + { + if (playlist == null) + { + LoadComponentAsync(playlist = new PlaylistOverlay + { + RelativeSizeAxes = Axes.X, + Y = player_height + 10, + }, _ => + { + dragContainer.Add(playlist); + + playlist.BeatmapSets.BindTo(musicController.BeatmapSets); + playlist.State.BindValueChanged(s => playlistButton.FadeColour(s.NewValue == Visibility.Visible ? colours.Yellow : Color4.White, 200, Easing.OutQuint), true); + + togglePlaylist(); + }); + + return; + } + + if (!beatmap.Disabled) + playlist.ToggleVisibility(); + } + protected override void LoadComplete() { base.LoadComplete(); - playlist.BeatmapSets.BindTo(musicController.BeatmapSets); - playlist.State.BindValueChanged(s => playlistButton.FadeColour(s.NewValue == Visibility.Visible ? colours.Yellow : Color4.White, 200, Easing.OutQuint), true); - beatmap.BindDisabledChanged(beatmapDisabledChanged, true); musicController.TrackChanged += trackChanged; @@ -306,7 +323,7 @@ namespace osu.Game.Overlays private void beatmapDisabledChanged(bool disabled) { if (disabled) - playlist.Hide(); + playlist?.Hide(); prevButton.Enabled.Value = !disabled; nextButton.Enabled.Value = !disabled; diff --git a/osu.Game/Overlays/OnlineOverlay.cs b/osu.Game/Overlays/OnlineOverlay.cs new file mode 100644 index 0000000000..b07f91b9ed --- /dev/null +++ b/osu.Game/Overlays/OnlineOverlay.cs @@ -0,0 +1,48 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +using osu.Framework.Graphics; +using osu.Framework.Graphics.Containers; +using osu.Game.Graphics.UserInterface; + +namespace osu.Game.Overlays +{ + public abstract class OnlineOverlay : FullscreenOverlay + where T : OverlayHeader + { + protected override Container Content => content; + + protected readonly OverlayScrollContainer ScrollFlow; + protected readonly LoadingLayer Loading; + private readonly Container content; + + protected OnlineOverlay(OverlayColourScheme colourScheme) + : base(colourScheme) + { + base.Content.AddRange(new Drawable[] + { + ScrollFlow = new OverlayScrollContainer + { + RelativeSizeAxes = Axes.Both, + ScrollbarVisible = false, + Child = new FillFlowContainer + { + AutoSizeAxes = Axes.Y, + RelativeSizeAxes = Axes.X, + Direction = FillDirection.Vertical, + Children = new Drawable[] + { + Header, + content = new Container + { + RelativeSizeAxes = Axes.X, + AutoSizeAxes = Axes.Y + } + } + } + }, + Loading = new LoadingLayer(true) + }); + } + } +} diff --git a/osu.Game/Overlays/RankingsOverlay.cs b/osu.Game/Overlays/RankingsOverlay.cs index 25350e310a..a093969115 100644 --- a/osu.Game/Overlays/RankingsOverlay.cs +++ b/osu.Game/Overlays/RankingsOverlay.cs @@ -4,96 +4,32 @@ using osu.Framework.Allocation; using osu.Framework.Bindables; using osu.Framework.Graphics; -using osu.Framework.Graphics.Containers; -using osu.Framework.Graphics.Shapes; using osu.Game.Overlays.Rankings; using osu.Game.Users; using osu.Game.Rulesets; using osu.Game.Online.API; -using System.Threading; -using osu.Game.Graphics.UserInterface; using osu.Game.Online.API.Requests; using osu.Game.Overlays.Rankings.Tables; namespace osu.Game.Overlays { - public class RankingsOverlay : FullscreenOverlay + public class RankingsOverlay : TabbableOnlineOverlay { protected Bindable Country => Header.Country; - protected Bindable Scope => Header.Current; - - private readonly OverlayScrollContainer scrollFlow; - private readonly Container contentContainer; - private readonly LoadingLayer loading; - private readonly Box background; - private APIRequest lastRequest; - private CancellationTokenSource cancellationToken; [Resolved] private IAPIProvider api { get; set; } - public RankingsOverlay() - : base(OverlayColourScheme.Green, new RankingsOverlayHeader - { - Anchor = Anchor.TopCentre, - Origin = Anchor.TopCentre, - Depth = -float.MaxValue - }) - { - loading = new LoadingLayer(true); - - Children = new Drawable[] - { - background = new Box - { - RelativeSizeAxes = Axes.Both - }, - scrollFlow = new OverlayScrollContainer - { - RelativeSizeAxes = Axes.Both, - ScrollbarVisible = false, - Child = new FillFlowContainer - { - AutoSizeAxes = Axes.Y, - RelativeSizeAxes = Axes.X, - Direction = FillDirection.Vertical, - Children = new Drawable[] - { - Header, - new Container - { - RelativeSizeAxes = Axes.X, - AutoSizeAxes = Axes.Y, - Children = new Drawable[] - { - contentContainer = new Container - { - Anchor = Anchor.TopCentre, - Origin = Anchor.TopCentre, - AutoSizeAxes = Axes.Y, - RelativeSizeAxes = Axes.X, - Margin = new MarginPadding { Bottom = 10 } - }, - } - } - } - } - }, - loading - }; - } - - [BackgroundDependencyLoader] - private void load() - { - background.Colour = ColourProvider.Background5; - } - [Resolved] private Bindable ruleset { get; set; } + public RankingsOverlay() + : base(OverlayColourScheme.Green) + { + } + protected override void LoadComplete() { base.LoadComplete(); @@ -104,31 +40,33 @@ namespace osu.Game.Overlays { // if a country is requested, force performance scope. if (Country.Value != null) - Scope.Value = RankingsScope.Performance; + Header.Current.Value = RankingsScope.Performance; - Scheduler.AddOnce(loadNewContent); - }); - - Scope.BindValueChanged(_ => - { - // country filtering is only valid for performance scope. - if (Scope.Value != RankingsScope.Performance) - Country.Value = null; - - Scheduler.AddOnce(loadNewContent); + Scheduler.AddOnce(triggerTabChanged); }); ruleset.BindValueChanged(_ => { - if (Scope.Value == RankingsScope.Spotlights) + if (Header.Current.Value == RankingsScope.Spotlights) return; - Scheduler.AddOnce(loadNewContent); + Scheduler.AddOnce(triggerTabChanged); }); - - Scheduler.AddOnce(loadNewContent); } + 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); + + protected override RankingsOverlayHeader CreateHeader() => new RankingsOverlayHeader(); + public void ShowCountry(Country requested) { if (requested == null) @@ -139,22 +77,13 @@ namespace osu.Game.Overlays Country.Value = requested; } - public void ShowSpotlights() + protected override void CreateDisplayToLoad(RankingsScope tab) { - Scope.Value = RankingsScope.Spotlights; - Show(); - } - - private void loadNewContent() - { - loading.Show(); - - cancellationToken?.Cancel(); lastRequest?.Cancel(); - if (Scope.Value == RankingsScope.Spotlights) + if (Header.Current.Value == RankingsScope.Spotlights) { - loadContent(new SpotlightsLayout + LoadDisplay(new SpotlightsLayout { Ruleset = { BindTarget = ruleset } }); @@ -166,19 +95,19 @@ namespace osu.Game.Overlays if (request == null) { - loadContent(null); + LoadDisplay(Empty()); return; } - request.Success += () => Schedule(() => loadContent(createTableFromResponse(request))); - request.Failure += _ => Schedule(() => loadContent(null)); + request.Success += () => Schedule(() => LoadDisplay(createTableFromResponse(request))); + request.Failure += _ => Schedule(() => LoadDisplay(Empty())); api.Queue(request); } private APIRequest createScopedRequest() { - switch (Scope.Value) + switch (Header.Current.Value) { case RankingsScope.Performance: return new GetUserRankingsRequest(ruleset.Value, country: Country.Value?.FlagName); @@ -216,29 +145,9 @@ namespace osu.Game.Overlays return null; } - private void loadContent(Drawable content) - { - scrollFlow.ScrollToStart(); - - if (content == null) - { - contentContainer.Clear(); - loading.Hide(); - return; - } - - LoadComponentAsync(content, loaded => - { - loading.Hide(); - contentContainer.Child = loaded; - }, (cancellationToken = new CancellationTokenSource()).Token); - } - protected override void Dispose(bool isDisposing) { lastRequest?.Cancel(); - cancellationToken?.Cancel(); - base.Dispose(isDisposing); } } diff --git a/osu.Game/Overlays/TabbableOnlineOverlay.cs b/osu.Game/Overlays/TabbableOnlineOverlay.cs new file mode 100644 index 0000000000..8172e99c1b --- /dev/null +++ b/osu.Game/Overlays/TabbableOnlineOverlay.cs @@ -0,0 +1,101 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +using System.Threading; +using osu.Framework.Allocation; +using osu.Framework.Bindables; +using osu.Framework.Graphics; +using osu.Framework.Graphics.Containers; +using osu.Game.Online.API; + +namespace osu.Game.Overlays +{ + public abstract class TabbableOnlineOverlay : OnlineOverlay + where THeader : TabControlOverlayHeader + { + private readonly IBindable apiState = new Bindable(); + + private CancellationTokenSource cancellationToken; + private bool displayUpdateRequired = true; + + protected TabbableOnlineOverlay(OverlayColourScheme colourScheme) + : base(colourScheme) + { + } + + [BackgroundDependencyLoader] + private void load(IAPIProvider api) + { + apiState.BindTo(api.State); + apiState.BindValueChanged(onlineStateChanged, true); + } + + protected override void LoadComplete() + { + base.LoadComplete(); + Header.Current.BindValueChanged(tab => OnTabChanged(tab.NewValue)); + } + + protected override void PopIn() + { + base.PopIn(); + + // We don't want to create a new display on every call, only when exiting from fully closed state. + if (displayUpdateRequired) + { + Header.Current.TriggerChange(); + displayUpdateRequired = false; + } + } + + protected override void PopOutComplete() + { + base.PopOutComplete(); + LoadDisplay(Empty()); + displayUpdateRequired = true; + } + + protected void LoadDisplay(Drawable display) + { + ScrollFlow.ScrollToStart(); + + LoadComponentAsync(display, loaded => + { + if (API.IsLoggedIn) + Loading.Hide(); + + Child = loaded; + }, (cancellationToken = new CancellationTokenSource()).Token); + } + + protected virtual void OnTabChanged(TEnum tab) + { + cancellationToken?.Cancel(); + Loading.Show(); + + if (!API.IsLoggedIn) + { + LoadDisplay(Empty()); + return; + } + + CreateDisplayToLoad(tab); + } + + protected abstract void CreateDisplayToLoad(TEnum tab); + + private void onlineStateChanged(ValueChangedEvent state) => Schedule(() => + { + if (State.Value == Visibility.Hidden) + return; + + Header.Current.TriggerChange(); + }); + + protected override void Dispose(bool isDisposing) + { + cancellationToken?.Cancel(); + base.Dispose(isDisposing); + } + } +} diff --git a/osu.Game/Overlays/UserProfileOverlay.cs b/osu.Game/Overlays/UserProfileOverlay.cs index 7f29545c2e..299a14b250 100644 --- a/osu.Game/Overlays/UserProfileOverlay.cs +++ b/osu.Game/Overlays/UserProfileOverlay.cs @@ -15,6 +15,7 @@ using osu.Game.Overlays.Profile; using osu.Game.Overlays.Profile.Sections; using osu.Game.Users; using osuTK; +using osuTK.Graphics; namespace osu.Game.Overlays { @@ -29,10 +30,14 @@ namespace osu.Game.Overlays public const float CONTENT_X_MARGIN = 70; public UserProfileOverlay() - : base(OverlayColourScheme.Pink, new ProfileHeader()) + : base(OverlayColourScheme.Pink) { } + protected override ProfileHeader CreateHeader() => new ProfileHeader(); + + protected override Color4 BackgroundColour => ColourProvider.Background6; + public void ShowUser(int userId) => ShowUser(new User { Id = userId }); public void ShowUser(User user, bool fetchOnline = true) @@ -72,12 +77,6 @@ namespace osu.Game.Overlays Origin = Anchor.TopCentre, }; - Add(new Box - { - RelativeSizeAxes = Axes.Both, - Colour = ColourProvider.Background6 - }); - Add(sectionsContainer = new ProfileSectionsContainer { ExpandableHeader = Header, diff --git a/osu.Game/Rulesets/UI/HitObjectContainer.cs b/osu.Game/Rulesets/UI/HitObjectContainer.cs index 1972043ccb..11312a46df 100644 --- a/osu.Game/Rulesets/UI/HitObjectContainer.cs +++ b/osu.Game/Rulesets/UI/HitObjectContainer.cs @@ -17,19 +17,10 @@ using osu.Game.Rulesets.Objects.Drawables; namespace osu.Game.Rulesets.UI { - public class HitObjectContainer : LifetimeManagementContainer + public class HitObjectContainer : LifetimeManagementContainer, IHitObjectContainer { - /// - /// All currently in-use s. - /// public IEnumerable Objects => InternalChildren.Cast().OrderBy(h => h.HitObject.StartTime); - /// - /// All currently in-use s that are alive. - /// - /// - /// If this uses pooled objects, this is equivalent to . - /// public IEnumerable AliveObjects => AliveInternalChildren.Cast().OrderBy(h => h.HitObject.StartTime); /// diff --git a/osu.Game/Rulesets/UI/IHitObjectContainer.cs b/osu.Game/Rulesets/UI/IHitObjectContainer.cs new file mode 100644 index 0000000000..4c784132e8 --- /dev/null +++ b/osu.Game/Rulesets/UI/IHitObjectContainer.cs @@ -0,0 +1,24 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +using System.Collections.Generic; +using osu.Game.Rulesets.Objects.Drawables; + +namespace osu.Game.Rulesets.UI +{ + public interface IHitObjectContainer + { + /// + /// All currently in-use s. + /// + IEnumerable Objects { get; } + + /// + /// All currently in-use s that are alive. + /// + /// + /// If this uses pooled objects, this is equivalent to . + /// + IEnumerable AliveObjects { get; } + } +} diff --git a/osu.Game/Screens/Edit/EditorBeatmap.cs b/osu.Game/Screens/Edit/EditorBeatmap.cs index a54a95f59d..174ff1478b 100644 --- a/osu.Game/Screens/Edit/EditorBeatmap.cs +++ b/osu.Game/Screens/Edit/EditorBeatmap.cs @@ -88,6 +88,8 @@ namespace osu.Game.Screens.Edit public IEnumerable GetStatistics() => PlayableBeatmap.GetStatistics(); + public double GetMostCommonBeatLength() => PlayableBeatmap.GetMostCommonBeatLength(); + public IBeatmap Clone() => (EditorBeatmap)MemberwiseClone(); private IList mutableHitObjects => (IList)PlayableBeatmap.HitObjects; diff --git a/osu.Game/Screens/Edit/Timing/ControlPointTable.cs b/osu.Game/Screens/Edit/Timing/ControlPointTable.cs index e4b9150df1..a17b431fcc 100644 --- a/osu.Game/Screens/Edit/Timing/ControlPointTable.cs +++ b/osu.Game/Screens/Edit/Timing/ControlPointTable.cs @@ -74,7 +74,8 @@ namespace osu.Game.Screens.Edit.Timing { new TableColumn(string.Empty, Anchor.Centre, new Dimension(GridSizeMode.AutoSize)), new TableColumn("Time", Anchor.Centre, new Dimension(GridSizeMode.AutoSize)), - new TableColumn("Attributes", Anchor.Centre), + new TableColumn(), + new TableColumn("Attributes", Anchor.CentreLeft), }; return columns.ToArray(); @@ -93,6 +94,7 @@ namespace osu.Game.Screens.Edit.Timing Text = group.Time.ToEditorFormattedString(), Font = OsuFont.GetFont(size: text_size, weight: FontWeight.Bold) }, + null, new ControlGroupAttributes(group), }; @@ -104,11 +106,11 @@ namespace osu.Game.Screens.Edit.Timing public ControlGroupAttributes(ControlPointGroup group) { + RelativeSizeAxes = Axes.Both; InternalChild = fill = new FillFlowContainer { RelativeSizeAxes = Axes.Both, Direction = FillDirection.Horizontal, - Padding = new MarginPadding(10), Spacing = new Vector2(2) }; @@ -149,7 +151,10 @@ namespace osu.Game.Screens.Edit.Timing return new RowAttribute("difficulty", () => $"{difficulty.SpeedMultiplier:n2}x", colour); case EffectControlPoint effect: - return new RowAttribute("effect", () => $"{(effect.KiaiMode ? "Kiai " : "")}{(effect.OmitFirstBarLine ? "NoBarLine " : "")}", colour); + return new RowAttribute("effect", () => string.Join(" ", + effect.KiaiMode ? "Kiai" : string.Empty, + effect.OmitFirstBarLine ? "NoBarLine" : string.Empty + ).Trim(), colour); case SampleControlPoint sample: return new RowAttribute("sample", () => $"{sample.SampleBank} {sample.SampleVolume}%", colour); diff --git a/osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerRoomManager.cs b/osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerRoomManager.cs index 65d112a032..1e57847f04 100644 --- a/osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerRoomManager.cs +++ b/osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerRoomManager.cs @@ -87,7 +87,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer { if (t.IsCompletedSuccessfully) Schedule(() => onSuccess?.Invoke(room)); - else + else if (t.IsFaulted) { const string message = "Failed to join multiplayer room."; diff --git a/osu.Game/Screens/Play/GameplayBeatmap.cs b/osu.Game/Screens/Play/GameplayBeatmap.cs index 565595656f..74fbe540fa 100644 --- a/osu.Game/Screens/Play/GameplayBeatmap.cs +++ b/osu.Game/Screens/Play/GameplayBeatmap.cs @@ -43,6 +43,8 @@ namespace osu.Game.Screens.Play public IEnumerable GetStatistics() => PlayableBeatmap.GetStatistics(); + public double GetMostCommonBeatLength() => PlayableBeatmap.GetMostCommonBeatLength(); + public IBeatmap Clone() => PlayableBeatmap.Clone(); private readonly Bindable lastJudgementResult = new Bindable(); diff --git a/osu.Game/Screens/Play/Player.cs b/osu.Game/Screens/Play/Player.cs index 669fa93298..5d06ac5b3a 100644 --- a/osu.Game/Screens/Play/Player.cs +++ b/osu.Game/Screens/Play/Player.cs @@ -174,7 +174,7 @@ namespace osu.Game.Screens.Play } [BackgroundDependencyLoader(true)] - private void load(AudioManager audio, OsuConfigManager config, OsuGame game) + private void load(AudioManager audio, OsuConfigManager config, OsuGameBase game) { Mods.Value = base.Mods.Value.Select(m => m.CreateCopy()).ToArray(); @@ -191,10 +191,10 @@ namespace osu.Game.Screens.Play mouseWheelDisabled = config.GetBindable(OsuSetting.MouseDisableWheel); if (game != null) - { - LocalUserPlaying.BindTo(game.LocalUserPlaying); gameActive.BindTo(game.IsActive); - } + + if (game is OsuGame osuGame) + LocalUserPlaying.BindTo(osuGame.LocalUserPlaying); DrawableRuleset = ruleset.CreateDrawableRulesetWith(playableBeatmap, Mods.Value); diff --git a/osu.Game/Screens/Select/BeatmapInfoWedge.cs b/osu.Game/Screens/Select/BeatmapInfoWedge.cs index 04c1f6efe4..86cb561bc7 100644 --- a/osu.Game/Screens/Select/BeatmapInfoWedge.cs +++ b/osu.Game/Screens/Select/BeatmapInfoWedge.cs @@ -391,7 +391,7 @@ namespace osu.Game.Screens.Select if (Precision.AlmostEquals(bpmMin, bpmMax)) return $"{bpmMin:0}"; - return $"{bpmMin:0}-{bpmMax:0} (mostly {beatmap.ControlPointInfo.BPMMode:0})"; + return $"{bpmMin:0}-{bpmMax:0} (mostly {60000 / beatmap.GetMostCommonBeatLength():0})"; } private OsuSpriteText[] getMapper(BeatmapMetadata metadata) diff --git a/osu.Game/Tests/Visual/Multiplayer/MultiplayerTestScene.cs b/osu.Game/Tests/Visual/Multiplayer/MultiplayerTestScene.cs index a87b22affe..2e8c834c65 100644 --- a/osu.Game/Tests/Visual/Multiplayer/MultiplayerTestScene.cs +++ b/osu.Game/Tests/Visual/Multiplayer/MultiplayerTestScene.cs @@ -50,5 +50,13 @@ namespace osu.Game.Tests.Visual.Multiplayer if (joinRoom) RoomManager.Schedule(() => RoomManager.CreateRoom(Room)); }); + + public override void SetUpSteps() + { + base.SetUpSteps(); + + if (joinRoom) + AddUntilStep("wait for room join", () => Client.Room != null); + } } } diff --git a/osu.Game/Tests/Visual/Multiplayer/TestMultiplayerClient.cs b/osu.Game/Tests/Visual/Multiplayer/TestMultiplayerClient.cs index d0d41e56c3..379bb758c5 100644 --- a/osu.Game/Tests/Visual/Multiplayer/TestMultiplayerClient.cs +++ b/osu.Game/Tests/Visual/Multiplayer/TestMultiplayerClient.cs @@ -100,6 +100,8 @@ namespace osu.Game.Tests.Visual.Multiplayer return Task.FromResult(room); } + protected override Task LeaveRoomInternal() => Task.CompletedTask; + public override Task TransferHost(int userId) => ((IMultiplayerClient)this).HostChanged(userId); public override async Task ChangeSettings(MultiplayerRoomSettings settings) diff --git a/osu.Game/Utils/TaskChain.cs b/osu.Game/Utils/TaskChain.cs new file mode 100644 index 0000000000..df28faf9fb --- /dev/null +++ b/osu.Game/Utils/TaskChain.cs @@ -0,0 +1,46 @@ +// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. +// See the LICENCE file in the repository root for full licence text. + +#nullable enable + +using System; +using System.Threading; +using System.Threading.Tasks; +using osu.Game.Extensions; + +namespace osu.Game.Utils +{ + /// + /// A chain of s that run sequentially. + /// + public class TaskChain + { + private readonly object taskLock = new object(); + + private Task lastTaskInChain = Task.CompletedTask; + + /// + /// Adds a new task to the end of this . + /// + /// The action to be executed. + /// The for this task. Does not affect further tasks in the chain. + /// The awaitable . + public Task Add(Action action, CancellationToken cancellationToken = default) + { + lock (taskLock) + return lastTaskInChain = lastTaskInChain.ContinueWithSequential(action, cancellationToken); + } + + /// + /// Adds a new task to the end of this . + /// + /// The task to be executed. + /// The for this task. Does not affect further tasks in the chain. + /// The awaitable . + public Task Add(Func task, CancellationToken cancellationToken = default) + { + lock (taskLock) + return lastTaskInChain = lastTaskInChain.ContinueWithSequential(task, cancellationToken); + } + } +}