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Code Issues Releases Wiki Activity

Add overridable method for verifying models in database

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This commit is contained in:
Salman Ahmed 2021-01-16 22:57:55 +03:00
parent d9034eab26
commit 04d17aadfa
1 changed files with 32 additions and 10 deletions

42
osu.Game/Online/DownloadTrackingComposite.cs

@ -2,6 +2,7 @@
// See the LICENCE file in the repository root for full licence text.
using System;
using JetBrains.Annotations;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics.Containers;
@ -65,6 +66,15 @@ namespace osu.Game.Online
managerRemoved.BindValueChanged(itemRemoved);
}
/// <summary>
/// Verifies that the given databased model is in a correct state to be considered available.
/// </summary>
/// <example>
/// In the case of multiplayer/playlists, this has to verify that the databased beatmap set with the selected beatmap matches what's online.
/// </example>
/// <param name="databasedModel">The model in database.</param>
protected virtual bool VerifyDatabasedModel([NotNull] TModel databasedModel) => true;
private void downloadBegan(ValueChangedEvent<WeakReference<ArchiveDownloadRequest<TModel>>> weakRequest)
{
if (weakRequest.NewValue.TryGetTarget(out var request))
@ -134,23 +144,35 @@ namespace osu.Game.Online
private void itemUpdated(ValueChangedEvent<WeakReference<TModel>> weakItem)
{
if (weakItem.NewValue.TryGetTarget(out var item))
setDownloadStateFromManager(item, DownloadState.LocallyAvailable);
{
Schedule(() =>
{
if (!item.Equals(Model.Value))
return;
if (!VerifyDatabasedModel(item))
{
State.Value = DownloadState.NotDownloaded;
return;
}
State.Value = DownloadState.LocallyAvailable;
});
}
}
private void itemRemoved(ValueChangedEvent<WeakReference<TModel>> weakItem)
{
if (weakItem.NewValue.TryGetTarget(out var item))
setDownloadStateFromManager(item, DownloadState.NotDownloaded);
{
Schedule(() =>
{
if (item.Equals(Model.Value))
State.Value = DownloadState.NotDownloaded;
});
}
}
private void setDownloadStateFromManager(TModel s, DownloadState state) => Schedule(() =>
{
if (!s.Equals(Model.Value))
return;
State.Value = state;
});
#region Disposal
protected override void Dispose(bool isDisposing)