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127 lines
4.2 KiB
C#
127 lines
4.2 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System.Collections.Generic;
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using JetBrains.Annotations;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Game.Configuration;
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using osu.Game.Database;
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using osu.Game.Online.Spectator;
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using osu.Game.Rulesets.Scoring;
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namespace osu.Game.Screens.Play.HUD
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{
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[LongRunningLoad]
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public class MultiplayerGameplayLeaderboard : GameplayLeaderboard
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{
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private readonly ScoreProcessor scoreProcessor;
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private readonly int[] userIds;
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private readonly Dictionary<int, TrackedUserData> userScores = new Dictionary<int, TrackedUserData>();
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/// <summary>
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/// Construct a new leaderboard.
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/// </summary>
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/// <param name="scoreProcessor">A score processor instance to handle score calculation for scores of users in the match.</param>
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/// <param name="userIds">IDs of all users in this match.</param>
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public MultiplayerGameplayLeaderboard(ScoreProcessor scoreProcessor, int[] userIds)
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{
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// todo: this will eventually need to be created per user to support different mod combinations.
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this.scoreProcessor = scoreProcessor;
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// todo: this will likely be passed in as User instances.
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this.userIds = userIds;
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}
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[Resolved]
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private SpectatorStreamingClient streamingClient { get; set; }
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[Resolved]
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private UserLookupCache userLookupCache { get; set; }
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private Bindable<ScoringMode> scoringMode;
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[BackgroundDependencyLoader]
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private void load(OsuConfigManager config)
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{
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streamingClient.OnNewFrames += handleIncomingFrames;
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foreach (var user in userIds)
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{
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streamingClient.WatchUser(user);
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// probably won't be required in the final implementation.
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var resolvedUser = userLookupCache.GetUserAsync(user).Result;
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var trackedUser = new TrackedUserData();
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userScores[user] = trackedUser;
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AddPlayer(trackedUser.Score, resolvedUser);
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}
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scoringMode = config.GetBindable<ScoringMode>(OsuSetting.ScoreDisplayMode);
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scoringMode.BindValueChanged(updateAllScores, true);
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}
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private void updateAllScores(ValueChangedEvent<ScoringMode> mode)
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{
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foreach (var trackedData in userScores.Values)
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trackedData.UpdateScore(scoreProcessor, mode.NewValue);
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}
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private void handleIncomingFrames(int userId, FrameDataBundle bundle)
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{
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if (userScores.TryGetValue(userId, out var trackedData))
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{
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trackedData.LastHeader = bundle.Header;
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trackedData.UpdateScore(scoreProcessor, scoringMode.Value);
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}
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}
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protected override void Dispose(bool isDisposing)
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{
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base.Dispose(isDisposing);
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if (streamingClient != null)
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{
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foreach (var user in userIds)
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{
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streamingClient.StopWatchingUser(user);
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}
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streamingClient.OnNewFrames -= handleIncomingFrames;
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}
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}
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private class TrackedUserData
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{
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public IBindableNumber<double> Score => score;
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private readonly BindableDouble score = new BindableDouble();
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public IBindableNumber<double> Accuracy => accuracy;
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private readonly BindableDouble accuracy = new BindableDouble();
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public IBindableNumber<int> CurrentCombo => currentCombo;
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private readonly BindableInt currentCombo = new BindableInt();
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[CanBeNull]
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public FrameHeader LastHeader;
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public void UpdateScore(ScoreProcessor processor, ScoringMode mode)
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{
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if (LastHeader == null)
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return;
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(score.Value, accuracy.Value) = processor.GetScoreAndAccuracy(mode, LastHeader.MaxCombo, LastHeader.Statistics);
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currentCombo.Value = LastHeader.Combo;
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}
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}
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}
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}
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