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4a628287e2
This also throws away the logic of updating `API.LocalUser.Value.Statistics`. Components should rely on `LocalUserStatisticsProvider` instead for proper behaviour and ability to update on statistics updates.
82 lines
3.3 KiB
C#
82 lines
3.3 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 System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Game.Extensions;
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using osu.Game.Online.API;
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using osu.Game.Online.API.Requests;
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using osu.Game.Rulesets;
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using osu.Game.Users;
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namespace osu.Game.Online
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{
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/// <summary>
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/// A component that keeps track of the latest statistics for the local user.
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/// </summary>
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public partial class LocalUserStatisticsProvider : Component
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{
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private readonly Bindable<UserStatisticsUpdate> statisticsUpdate = new Bindable<UserStatisticsUpdate>();
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/// <summary>
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/// A bindable communicating updates to the local user's statistics on any ruleset.
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/// This does not guarantee the presence of old statistics, as it is invoked on initial population of statistics.
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/// </summary>
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public IBindable<UserStatisticsUpdate> StatisticsUpdate => statisticsUpdate;
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[Resolved]
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private RulesetStore rulesets { get; set; } = null!;
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[Resolved]
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private IAPIProvider api { get; set; } = null!;
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private readonly Dictionary<string, UserStatistics> statisticsCache = new Dictionary<string, UserStatistics>();
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private readonly Dictionary<string, GetUserRequest> statisticsRequests = new Dictionary<string, GetUserRequest>();
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/// <summary>
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/// Returns the <see cref="UserStatistics"/> currently available for the given ruleset.
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/// This may return null if the requested statistics has not been fetched before yet.
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/// </summary>
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/// <param name="ruleset">The ruleset to return the corresponding <see cref="UserStatistics"/> for.</param>
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public UserStatistics? GetStatisticsFor(RulesetInfo ruleset) => statisticsCache.GetValueOrDefault(ruleset.ShortName);
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protected override void LoadComplete()
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{
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base.LoadComplete();
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api.LocalUser.BindValueChanged(_ => initialiseStatistics(), true);
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}
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private void initialiseStatistics()
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{
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statisticsCache.Clear();
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foreach (var ruleset in rulesets.AvailableRulesets.Where(r => r.IsLegacyRuleset()))
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RefetchStatistics(ruleset);
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}
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public void RefetchStatistics(RulesetInfo ruleset)
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{
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if (statisticsRequests.TryGetValue(ruleset.ShortName, out var previousRequest))
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previousRequest.Cancel();
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var request = statisticsRequests[ruleset.ShortName] = new GetUserRequest(api.LocalUser.Value.Id, ruleset);
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request.Success += u => UpdateStatistics(u.Statistics, ruleset);
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api.Queue(request);
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}
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protected void UpdateStatistics(UserStatistics newStatistics, RulesetInfo ruleset)
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{
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var oldStatistics = statisticsCache.GetValueOrDefault(ruleset.ShortName);
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statisticsRequests.Remove(ruleset.ShortName);
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statisticsCache[ruleset.ShortName] = newStatistics;
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statisticsUpdate.Value = new UserStatisticsUpdate(ruleset, oldStatistics, newStatistics);
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}
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}
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public record UserStatisticsUpdate(RulesetInfo Ruleset, UserStatistics? OldStatistics, UserStatistics NewStatistics);
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}
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