public async Task RemoveIndex(Guid songPk, CancellationToken cancellationToken)
{
await Task.Run(() =>
{
LucenePool.DeleteIndex(musicConfiguration.IndexPath, new Term(nameof(SongDocument.SongPk), songPk.ToString()));
}, cancellationToken);
}
public async Task UpdateIndex(Song song, CancellationToken cancellationToken)
{
await Task.Run(() =>
{
LucenePool.UpdateIndex(musicConfiguration.IndexPath, new Term(nameof(SongDocument.SongPk), song.Pk.ToString()), song.GetSongDocument().GetDocument());
}, cancellationToken);
}
public async Task AddIndex(Song song, CancellationToken cancellationToken)
{
await Task.Run(() =>
{
LucenePool.BuildIndex(musicConfiguration.IndexPath, true, true, new[] { song.GetSongDocument().GetDocument() }, true);
}, cancellationToken);
}
public async Task InitIndex(CancellationToken cancellationToken)
{
logger.LogInformation("Init index start");
var songDocuments = new List <SongDocument>();
using (var scope = serviceScopeFactory.CreateScope())
{
var musicDbContext = scope.ServiceProvider.GetService <MusicDbContext>();
var songs = musicDbContext.Songs.Include(u => u.SingerSongs).ThenInclude(u => u.Singer).Include(u => u.Album).Include(u => u.GenreSongs).ThenInclude(u => u.Genre);
foreach (var item in songs)
{
songDocuments.Add(item.GetSongDocument());
}
}
logger.LogInformation("Init index for {0} documents", songDocuments.Count);
await Task.Run(() =>
{
System.IO.Directory.CreateDirectory(musicConfiguration.IndexPath);
LucenePool.BuildIndex(musicConfiguration.IndexPath, true, true, songDocuments.Select(u => u.GetDocument()), true);
LucenePool.SaveResults(musicConfiguration.IndexPath, false);
}, cancellationToken);
logger.LogInformation("Init index finished");
}
public async Task SaveResults(CancellationToken cancellationToken)
{
logger.LogInformation("SaveResults start");
await Task.Run(() =>
{
LucenePool.SaveResults(musicConfiguration.IndexPath, true);
}, cancellationToken);
logger.LogInformation("SaveResults successful");
}
public async Task DeleteAllIndex(CancellationToken cancellationToken)
{
logger.LogInformation("DeleteAllIndex start");
await Task.Run(() =>
{
LucenePool.DeleteAllIndex(musicConfiguration.IndexPath);
}, cancellationToken);
logger.LogInformation("DeleteAllIndex successful");
}
public void Dispose()
{
LucenePool.SaveResultsAndClearLucenePool(musicConfiguration.IndexPath);
logger.LogInformation("Dispose successful");
}
