mirror of https://github.com/ppy/osu
51 lines
1.7 KiB
C#
51 lines
1.7 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.Linq;
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using osu.Framework.Graphics;
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using osu.Game.Database;
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using osu.Game.Online.Metadata;
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namespace osu.Game.Beatmaps
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{
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/// <summary>
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/// Ingests any changes that happen externally to the client, reprocessing as required.
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/// </summary>
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public partial class BeatmapOnlineChangeIngest : Component
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{
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private readonly BeatmapUpdater beatmapUpdater;
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private readonly RealmAccess realm;
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private readonly MetadataClient metadataClient;
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public BeatmapOnlineChangeIngest(BeatmapUpdater beatmapUpdater, RealmAccess realm, MetadataClient metadataClient)
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{
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this.beatmapUpdater = beatmapUpdater;
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this.realm = realm;
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this.metadataClient = metadataClient;
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metadataClient.ChangedBeatmapSetsArrived += changesDetected;
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}
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private void changesDetected(int[] beatmapSetIds)
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{
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// May want to batch incoming updates further if the background realm operations ever becomes a concern.
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realm.Run(r =>
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{
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foreach (int id in beatmapSetIds)
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{
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var matchingSet = r.All<BeatmapSetInfo>().FirstOrDefault(s => s.OnlineID == id);
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if (matchingSet != null)
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beatmapUpdater.Queue(matchingSet.ToLive(realm), MetadataLookupScope.OnlineFirst);
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}
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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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metadataClient.ChangedBeatmapSetsArrived -= changesDetected;
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}
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}
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}
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