protected override async Task OnRun()
{
var position = 0;
using (var task = new SingletonReentrantTask(this, ComponentSlots.Database, SingletonReentrantTask.PRIORITY_LOW, async cancellationToken =>
{
var metaDataSource = this.MetaDataSourceFactory.Create();
foreach (var libraryItem in this.LibraryItems)
{
this.Description = Path.GetFileName(libraryItem.FileName);
this.Position = position;
if (!File.Exists(libraryItem.FileName))
{
Logger.Write(this, LogLevel.Debug, "File \"{0}\" no longer exists: Cannot refresh.", libraryItem.FileName);
continue;
}
var metaDatas = await metaDataSource.GetMetaData(libraryItem.FileName).ConfigureAwait(false);
MetaDataItem.Update(metaDatas, libraryItem.MetaDatas, null);
await this.WriteLibraryMetaData(libraryItem).ConfigureAwait(false);
libraryItem.Status = LibraryItemStatus.Import;
await LibraryTaskBase.UpdateLibraryItem(this.Database, libraryItem).ConfigureAwait(false);
position++;
}
}))
{
await task.Run().ConfigureAwait(false);
}
}
private async Task WriteLibraryMetaData(LibraryItem libraryItem)
{
using (var transaction = this.Database.BeginTransaction(this.Database.PreferredIsolationLevel))
{
await this.Database.ExecuteAsync(this.Database.Queries.ClearLibraryMetaDataItems, (parameters, phase) =>
{
switch (phase)
{
case DatabaseParameterPhase.Fetch:
parameters["itemId"] = libraryItem.Id;
parameters["type"] = META_DATA_TYPE;
break;
}
}, transaction).ConfigureAwait(false);
using (var writer = new MetaDataWriter(this.Database, this.Database.Queries.AddLibraryMetaDataItem, transaction))
{
await writer.Write(
libraryItem.Id,
libraryItem.MetaDatas,
metaDataItem => META_DATA_TYPE.HasFlag(metaDataItem.Type)
).ConfigureAwait(false);
}
libraryItem.ImportDate = DateTimeHelper.ToString(DateTime.UtcNow.AddSeconds(30));
await LibraryTaskBase.UpdateLibraryItem(this.Database, libraryItem, transaction).ConfigureAwait(false);
if (transaction.HasTransaction)
{
transaction.Commit();
}
}
}
protected override async Task OnRun()
{
var position = 0;
using (var task = new SingletonReentrantTask(this, ComponentSlots.Database, SingletonReentrantTask.PRIORITY_LOW, async cancellationToken =>
{
var metaDataSource = this.MetaDataSourceFactory.Create();
foreach (var libraryItem in this.LibraryItems)
{
await this.SetDescription(new FileInfo(libraryItem.FileName).Name).ConfigureAwait(false);
await this.SetPosition(position).ConfigureAwait(false);
if (!File.Exists(libraryItem.FileName))
{
Logger.Write(this, LogLevel.Debug, "File \"{0}\" no longer exists: Cannot refresh.", libraryItem.FileName);
continue;
}
libraryItem.MetaDatas = new ObservableCollection <MetaDataItem>(
await metaDataSource.GetMetaData(libraryItem.FileName)
.ConfigureAwait(false));
await this.WriteLibraryMetaData(libraryItem).ConfigureAwait(false);
await LibraryTaskBase.SetLibraryItemStatus(this.Database, libraryItem.Id, LibraryItemStatus.Import).ConfigureAwait(false);
position++;
}
}))
{
await task.Run().ConfigureAwait(false);
}
}
protected override async Task OnRun()
{
var position = 0;
using (var task = new SingletonReentrantTask(this, ComponentSlots.Database, SingletonReentrantTask.PRIORITY_LOW, async cancellationToken =>
{
var metaDataSource = this.MetaDataSourceFactory.Create();
foreach (var libraryItem in this.LibraryItems)
{
if (this.IsCancellationRequested)
{
break;
}
await this.SetDescription(new FileInfo(libraryItem.FileName).Name).ConfigureAwait(false);
await this.SetPosition(position).ConfigureAwait(false);
if (!File.Exists(libraryItem.FileName))
{
Logger.Write(this, LogLevel.Debug, "File \"{0}\" no longer exists: Cannot update.", libraryItem.FileName);
this.Errors.Add(libraryItem, new FileNotFoundException(string.Format("File \"{0}\" no longer exists: Cannot update.", libraryItem.FileName)));
position++;
continue;
}
try
{
await metaDataSource.SetMetaData(
libraryItem.FileName,
libraryItem.MetaDatas,
metaDataItem => this.Names == null || !this.Names.Any() || this.Names.Contains(metaDataItem.Name, true)
).ConfigureAwait(false);
}
catch (Exception e)
{
this.Errors.Add(libraryItem, e);
position++;
continue;
}
foreach (var metaDataItem in libraryItem.MetaDatas.ToArray())
{
if (!string.IsNullOrEmpty(metaDataItem.Value))
{
continue;
}
libraryItem.MetaDatas.Remove(metaDataItem);
}
await this.WriteLibraryMetaData(libraryItem).ConfigureAwait(false);
await LibraryTaskBase.SetLibraryItemStatus(this.Database, libraryItem.Id, LibraryItemStatus.Import).ConfigureAwait(false);
position++;
}
}))
{
await task.Run().ConfigureAwait(false);
}
}
protected override async Task OnCompleted()
{
await base.OnCompleted().ConfigureAwait(false);
//We don't need a lock for this so not performing in OnRun().
var names = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
names.AddRange(LibraryTaskBase.UpdateLibraryCache(this.LibraryCache, this.LibraryItems, null));
names.AddRange(LibraryTaskBase.UpdatePlaylistCache(this.PlaylistCache, this.LibraryItems, null));
await this.SignalEmitter.Send(new Signal(this, CommonSignals.MetaDataUpdated, names)).ConfigureAwait(false);
}
protected virtual Task Schedule(PlaylistItem playlistItem)
{
playlistItem.Flags |= PlaylistItemFlags.Export;
if (playlistItem.LibraryItem_Id.HasValue)
{
return(LibraryTaskBase.UpdateLibraryItem(
this.Database,
playlistItem.LibraryItem_Id.Value,
libraryItem => libraryItem.Flags |= LibraryItemFlags.Export
));
}
return(PlaylistTaskBase.UpdatePlaylistItem(this.Database, playlistItem));
}
protected override async Task OnRun()
{
var position = 0;
using (var task = new SingletonReentrantTask(this, ComponentSlots.Database, SingletonReentrantTask.PRIORITY_HIGH, async cancellationToken =>
{
foreach (var playlistItem in this.PlaylistItems)
{
if (this.IsCancellationRequested)
{
break;
}
if (this.Visible)
{
this.Description = Path.GetFileName(playlistItem.FileName);
this.Position = position;
}
if (playlistItem.LibraryItem_Id.HasValue)
{
await this.WriteLibraryMetaData(playlistItem).ConfigureAwait(false);
await LibraryTaskBase.UpdateLibraryItem(
this.Database,
playlistItem.LibraryItem_Id.Value,
libraryItem => libraryItem.Status = LibraryItemStatus.Import
).ConfigureAwait(false);
}
else
{
await this.WritePlaylistMetaData(playlistItem).ConfigureAwait(false);
}
if (this.WriteToFiles)
{
if (!await this.MetaDataManager.Synchronize(new[] { playlistItem }, this.Names.ToArray()).ConfigureAwait(false))
{
this.AddError(playlistItem, string.Format("Failed to write meta data to file \"{0}\". We will try again later.", playlistItem.FileName));
}
}
position++;
}
}))
{
await task.Run().ConfigureAwait(false);
}
}
protected override async Task OnStarted()
{
if (this.Visible)
{
this.Name = "Saving meta data";
this.Position = 0;
this.Count = this.LibraryItems.Count();
}
await base.OnStarted().ConfigureAwait(false);
//We don't need a lock for this so not waiting for OnRun().
var names = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
names.AddRange(LibraryTaskBase.UpdateLibraryCache(this.LibraryCache, this.LibraryItems, this.Names));
names.AddRange(LibraryTaskBase.UpdatePlaylistCache(this.PlaylistCache, this.LibraryItems, this.Names));
}
protected virtual async Task Deschedule(PlaylistItem playlistItem)
{
playlistItem.Flags &= ~PlaylistItemFlags.Export;
if (playlistItem.LibraryItem_Id.HasValue)
{
await LibraryTaskBase.UpdateLibraryItem(
this.Database,
playlistItem.LibraryItem_Id.Value,
libraryItem =>
{
libraryItem.ImportDate = DateTimeHelper.ToString(DateTime.UtcNow.AddSeconds(30));
libraryItem.Flags &= ~LibraryItemFlags.Export;
}
).ConfigureAwait(false);
}
await PlaylistTaskBase.UpdatePlaylistItem(this.Database, playlistItem).ConfigureAwait(false);
}
public void InitializeDatabase(IDatabaseComponent database, DatabaseInitializeType type)
{
//IMPORTANT: When editing this function remember to change the checksum.
if (!type.HasFlag(DatabaseInitializeType.Library))
{
return;
}
var scriptingRuntime = ComponentRegistry.Instance.GetComponent <IScriptingRuntime>();
if (scriptingRuntime == null)
{
return;
}
using (var transaction = database.BeginTransaction(database.PreferredIsolationLevel))
{
var set = database.Set <LibraryHierarchy>(transaction);
foreach (var libraryHierarchy in set)
{
//TODO: Bad .Wait()
LibraryTaskBase.RemoveHierarchies(database, libraryHierarchy, null, transaction).Wait();
}
set.Clear();
set.Add(new LibraryHierarchy()
{
Name = "Artist/Album/Title",
Type = LibraryHierarchyType.Script,
Sequence = 0,
Enabled = true,
Levels = new ObservableCollection <LibraryHierarchyLevel>()
{
new LibraryHierarchyLevel()
{
Sequence = 0, Script = scriptingRuntime.CoreScripts.Artist
},
new LibraryHierarchyLevel()
{
Sequence = 1, Script = scriptingRuntime.CoreScripts.Year_Album
},
new LibraryHierarchyLevel()
{
Sequence = 2, Script = scriptingRuntime.CoreScripts.Disk_Track_Title
}
}
});
set.Add(new LibraryHierarchy()
{
Name = "Genre/Album/Title",
Type = LibraryHierarchyType.Script,
Sequence = 1,
Enabled = false,
Levels = new ObservableCollection <LibraryHierarchyLevel>()
{
new LibraryHierarchyLevel()
{
Sequence = 0, Script = scriptingRuntime.CoreScripts.Genre
},
new LibraryHierarchyLevel()
{
Sequence = 1, Script = scriptingRuntime.CoreScripts.Year_Album
},
new LibraryHierarchyLevel()
{
Sequence = 2, Script = scriptingRuntime.CoreScripts.Disk_Track_Title
}
}
});
set.Add(new LibraryHierarchy()
{
Name = "Genre/Rating/Artist - Title [BPM]",
Type = LibraryHierarchyType.Script,
Sequence = 2,
Enabled = false,
Levels = new ObservableCollection <LibraryHierarchyLevel>()
{
new LibraryHierarchyLevel()
{
Sequence = 0, Script = scriptingRuntime.CoreScripts.Genre
},
new LibraryHierarchyLevel()
{
Sequence = 1, Script = scriptingRuntime.CoreScripts.Rating
},
new LibraryHierarchyLevel()
{
Sequence = 2, Script = scriptingRuntime.CoreScripts.Artist_Title_BPM
}
}
});
set.Add(new LibraryHierarchy()
{
Name = "Folder Structure",
Type = LibraryHierarchyType.FileSystem,
Sequence = 3,
Enabled = false
});
transaction.Commit();
}
}
protected virtual Task Deschedule(LibraryItem libraryItem)
{
libraryItem.ImportDate = DateTimeHelper.ToString(DateTime.UtcNow.AddSeconds(30));
libraryItem.Flags &= ~LibraryItemFlags.Export;
return(LibraryTaskBase.UpdateLibraryItem(this.Database, libraryItem));
}
protected virtual Task Schedule(LibraryItem libraryItem)
{
libraryItem.Flags |= LibraryItemFlags.Export;
return(LibraryTaskBase.UpdateLibraryItem(this.Database, libraryItem));
}