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Update notification text when import is paused due to gameplay #30402

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Update notification text when import is paused due to gameplay #30402

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be5cb20
Update notification text when import is paused due to gameplay
peppy Oct 23, 2024
61f0cfd
Make flow more `async` to avoid any chance of deadlocks
peppy Oct 24, 2024
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31 changes: 21 additions & 10 deletions osu.Game/Database/RealmArchiveModelImporter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -105,22 +105,27 @@ public async Task<IEnumerable<Live<TModel>>> Import(ProgressNotification notific
}

notification.Progress = 0;
notification.Text = $"{HumanisedModelName.Humanize(LetterCasing.Title)} import is initialising...";

int current = 0;

var imported = new List<Live<TModel>>();

parameters.Batch |= tasks.Length >= minimum_items_considered_batch_import;

await Task.WhenAll(tasks.Select(async task =>
notification.Text = $"{HumanisedModelName.Humanize(LetterCasing.Title)} import is initialising...";
notification.State = ProgressNotificationState.Active;

await pauseIfNecessaryAsync(parameters, notification, notification.CancellationToken).ConfigureAwait(false);

await Parallel.ForEachAsync(tasks, notification.CancellationToken, async (task, cancellation) =>
{
if (notification.CancellationToken.IsCancellationRequested)
return;
cancellation.ThrowIfCancellationRequested();

try
{
var model = await Import(task, parameters, notification.CancellationToken).ConfigureAwait(false);
await pauseIfNecessaryAsync(parameters, notification, cancellation).ConfigureAwait(false);

var model = await Import(task, parameters, cancellation).ConfigureAwait(false);

lock (imported)
{
Expand All @@ -139,7 +144,7 @@ await Task.WhenAll(tasks.Select(async task =>
{
Logger.Error(e, $@"Could not import ({task})", LoggingTarget.Database);
}
})).ConfigureAwait(false);
}).ConfigureAwait(false);

if (imported.Count == 0)
{
Expand Down Expand Up @@ -286,8 +291,6 @@ public async Task<ExternalEditOperation<TModel>> BeginExternalEditing(TModel mod
/// <param name="cancellationToken">An optional cancellation token.</param>
public virtual Live<TModel>? ImportModel(TModel item, ArchiveReader? archive = null, ImportParameters parameters = default, CancellationToken cancellationToken = default) => Realm.Run(realm =>
{
pauseIfNecessary(parameters, cancellationToken);

TModel? existing;

if (parameters.Batch && archive != null)
Expand Down Expand Up @@ -575,21 +578,29 @@ protected virtual void UndeleteForReuse(TModel existing)
/// <returns>Whether to perform deletion.</returns>
protected virtual bool ShouldDeleteArchive(string path) => false;

private void pauseIfNecessary(ImportParameters importParameters, CancellationToken cancellationToken)
private async Task pauseIfNecessaryAsync(ImportParameters importParameters, ProgressNotification notification, CancellationToken cancellationToken)
{
if (!PauseImports || importParameters.ImportImmediately)
return;

Logger.Log($@"{GetType().Name} is being paused.");

// A paused state could obviously be entered mid-import (during the `Task.WhenAll` below),
// but in order to keep things simple let's focus on the most common scenario.
notification.Text = $"{HumanisedModelName.Humanize(LetterCasing.Title)} import is paused due to gameplay...";
notification.State = ProgressNotificationState.Queued;

while (PauseImports)
{
cancellationToken.ThrowIfCancellationRequested();
Thread.Sleep(500);
await Task.Delay(500, cancellationToken).ConfigureAwait(false);
}

cancellationToken.ThrowIfCancellationRequested();
Logger.Log($@"{GetType().Name} is being resumed.");

notification.Text = $"{HumanisedModelName.Humanize(LetterCasing.Title)} import is resuming...";
notification.State = ProgressNotificationState.Active;
}

private IEnumerable<string> getIDs(IEnumerable<INamedFile> files)
Expand Down
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