private void CloneFolder(VirtualFolder parent, IMediaFolder folder)
{
foreach (var f in folder.ChildFolders) {
var vf = new VirtualFolder(parent, f.Title, f.Id);
parent.AdoptFolder(vf);
CloneFolder(vf, f);
}
foreach (var i in folder.ChildItems) {
if ((types & i.MediaType) == i.MediaType) {
parent.AddResource(i);
}
}
}
private void PartitionChildren(VirtualFolder folder, Prefixer prefixer, int startfrom = 1)
{
for (var wordcount = startfrom;;)
{
var curwc = wordcount;
var groups = from i in folder.ChildItems.ToList()
let prefix = prefixer.GetWordPrefix(GetTitle(i), curwc)
where !string.IsNullOrWhiteSpace(prefix)
group i by prefix.ToLowerInvariant()
into g
let gcount = g.LongCount()
where gcount > 3
orderby g.LongCount() descending
select g;
var longest = groups.FirstOrDefault();
if (longest == null)
{
if (wordcount++ > 5)
{
return;
}
continue;
}
var newfolder = new VirtualFolder(folder, longest.Key);
foreach (var item in longest)
{
folder.RemoveResource(item);
newfolder.AddResource(item);
}
if (newfolder.ChildCount > 100)
{
PartitionChildren(newfolder, prefixer, wordcount + 1);
}
if (newfolder.ChildFolders.LongCount() == 1)
{
foreach (var f in newfolder.ChildFolders.ToList())
{
folder.AdoptFolder(f);
}
}
else
{
folder.AdoptFolder(newfolder);
}
}
}
private void CloneFolder(VirtualFolder parent, IMediaFolder folder)
{
foreach (var f in folder.ChildFolders)
{
var vf = new VirtualFolder(parent, f.Title, f.Id);
parent.AdoptFolder(vf);
CloneFolder(vf, f);
}
foreach (var i in folder.ChildItems)
{
if ((types & i.MediaType) == i.MediaType)
{
parent.AddResource(i);
}
}
}
private IMediaFolder RandomOrRatedTracks(bool isRated)
{
var result = new VirtualFolder()
{
Name = isRated ? "Random Rated Tracks" : "Random Tracks",
Id = isRated ? "vf:randomratedtracks" : "vf:randomtracks"
};
foreach (var randomTrack in RandomTracks(RandomTrackLimit, (short)(isRated ? 1 : 0)))
{
var t = new Track($"r:t:tk:{randomTrack.ReleaseMedia.Release.Id}:{randomTrack.Id}:{ Guid.NewGuid() }", randomTrack.ReleaseMedia.Release.Artist.Name, randomTrack.ReleaseMedia.Release.Title, randomTrack.ReleaseMedia.MediaNumber,
randomTrack.Title, randomTrack.ReleaseMedia.Release.Genres.Select(x => x.Genre.Name).ToCSV(), randomTrack.TrackArtist?.Name, randomTrack.TrackNumber, randomTrack.ReleaseMedia.Release.ReleaseYear,
TimeSpan.FromMilliseconds(SafeParser.ToNumber <double>(randomTrack.Duration)), isRated ? $"Rating: { randomTrack.Rating }" : randomTrack.PartTitles, randomTrack.LastUpdated ?? randomTrack.CreatedDate, ReleaseCoverArt(randomTrack.ReleaseMedia.Release.RoadieId));
result.AddResource(t);
}
return(result);
}
private IMediaItem TracksForPlaylist(string id)
{
var playlistId = SafeParser.ToNumber <int>(id.Replace("vf:tracksforplaylist:", ""));
var playlist = DbContext.Playlists.FirstOrDefault(x => x.Id == playlistId);
var result = new VirtualFolder()
{
Name = playlist.Name,
Id = id
};
foreach (var playlistTrack in TracksForPlaylist(playlist.Id))
{
var t = new Track($"r:t:tk:{playlistTrack.ReleaseMedia.Release.Id}:{playlistTrack.Id}:{ Guid.NewGuid() }", playlistTrack.ReleaseMedia.Release.Artist.Name, playlistTrack.ReleaseMedia.Release.Title, playlistTrack.ReleaseMedia.MediaNumber,
playlistTrack.Title, playlistTrack.ReleaseMedia.Release.Genres.Select(x => x.Genre.Name).ToCSV(), playlistTrack.TrackArtist?.Name, playlistTrack.TrackNumber, playlistTrack.ReleaseMedia.Release.ReleaseYear,
TimeSpan.FromMilliseconds(SafeParser.ToNumber <double>(playlistTrack.Duration)), playlistTrack.PartTitles, playlistTrack.LastUpdated ?? playlistTrack.CreatedDate, ReleaseCoverArt(playlistTrack.ReleaseMedia.Release.RoadieId));
result.AddResource(t);
}
return(result);
}
private void PartitionChildren(VirtualFolder folder, Prefixer prefixer, int startfrom = 1)
{
for (var wordcount = startfrom;;) {
var curwc = wordcount;
var groups = from i in folder.ChildItems.ToList()
let prefix = prefixer.GetWordPrefix(GetTitle(i), curwc)
where !string.IsNullOrWhiteSpace(prefix)
group i by prefix.ToLowerInvariant()
into g
let gcount = g.LongCount()
where gcount > 3
orderby g.LongCount() descending
select g;
var longest = groups.FirstOrDefault();
if (longest == null) {
if (wordcount++ > 5) {
return;
}
continue;
}
var newfolder = new VirtualFolder(folder, longest.Key);
foreach (var item in longest) {
folder.RemoveResource(item);
newfolder.AddResource(item);
}
if (newfolder.ChildCount > 100) {
PartitionChildren(newfolder, prefixer, wordcount + 1);
}
if (newfolder.ChildFolders.LongCount() == 1) {
foreach (var f in newfolder.ChildFolders.ToList()) {
folder.AdoptFolder(f);
}
}
else {
folder.AdoptFolder(newfolder);
}
}
}
private IMediaItem ReleasesForCollectionFolder(string id)
{
var collectionId = SafeParser.ToNumber <int>(id.Replace("vf:releasesforcollection:", ""));
var collection = DbContext.Collections.FirstOrDefault(x => x.Id == collectionId);
var result = new VirtualFolder()
{
Name = collection.Name,
Id = id
};
foreach (var collectionRelease in ReleasesForCollection(collection.Id))
{
var fr = new VirtualFolder(result, collectionRelease.Title, $"vf:release:{ collectionRelease.Id }");
foreach (var releaseTrack in TracksForRelease(collectionRelease.Id))
{
var t = new Track(releaseTrack.RoadieId.ToString(), releaseTrack.ReleaseMedia.Release.Artist.Name, releaseTrack.ReleaseMedia.Release.Title, releaseTrack.ReleaseMedia.MediaNumber,
releaseTrack.Title, releaseTrack.ReleaseMedia.Release.Genres.Select(x => x.Genre.Name).ToCSV(), releaseTrack.TrackArtist?.Name, releaseTrack.TrackNumber, releaseTrack.ReleaseMedia.Release.ReleaseYear,
TimeSpan.FromMilliseconds(SafeParser.ToNumber <double>(releaseTrack.Duration)), releaseTrack.PartTitles, releaseTrack.LastUpdated ?? releaseTrack.CreatedDate, null);
fr.AddResource(t);
}
result.AddFolder(fr);
}
return(result);
}
