public override async Task <Model.Track> Insert(TrackUpsertRequest request)
{
var entity = _mapper.Map <Database.Track>(request);
await _context.Tracks.AddAsync(entity);
await _context.SaveChangesAsync();
var mainTrackArtist = new Database.TrackArtist()
{
TrackID = entity.ID,
ArtistID = request.MainArtist,
TrackArtistRole = TrackArtistRole.Main
};
await _context.TrackArtists.AddAsync(mainTrackArtist);
await _context.SaveChangesAsync();
foreach (var ArtistID in request.FeaturedArtists)
{
var trackArtist = new Database.TrackArtist()
{
TrackID = entity.ID,
ArtistID = ArtistID,
TrackArtistRole = TrackArtistRole.Feature
};
await _context.TrackArtists.AddAsync(trackArtist);
}
foreach (var GenreID in request.Genres)
{
var trackGenre = new Database.TrackGenre()
{
TrackID = entity.ID,
GenreID = GenreID
};
await _context.TrackGenres.AddAsync(trackGenre);
}
await _context.SaveChangesAsync();
return(_mapper.Map <Model.Track>(entity));
}
public override async Task <Model.Track> Update(int id, TrackUpsertRequest request)
{
var entity = _context.Tracks.Find(id);
_context.Tracks.Attach(entity);
_context.Tracks.Update(entity);
entity.MP3File = request.MP3File;
foreach (var ArtistID in request.ArtistsToDelete)
{
var trackArtist = await _context.TrackArtists
.Where(i => i.TrackID == id && i.ArtistID == ArtistID)
.SingleOrDefaultAsync();
if (trackArtist != null)
{
_context.Set <Database.TrackArtist>().Remove(trackArtist);
}
}
await _context.SaveChangesAsync();
foreach (var ArtistID in request.FeaturedArtists)
{
var trackArtist = await _context.TrackArtists
.Where(i => i.TrackID == id && i.ArtistID == ArtistID)
.SingleOrDefaultAsync();
if (trackArtist == null)
{
var newTrackArtist = new Database.TrackArtist()
{
TrackID = id,
ArtistID = ArtistID,
TrackArtistRole = TrackArtistRole.Feature
};
await _context.Set <Database.TrackArtist>().AddAsync(newTrackArtist);
}
}
await _context.SaveChangesAsync();
var tracMainkArtist = await _context.TrackArtists
.Where(i => i.TrackID == id && i.TrackArtistRole == TrackArtistRole.Main)
.SingleOrDefaultAsync();
if (tracMainkArtist == null)
{
var newTrackArtist = new Database.TrackArtist()
{
TrackID = id,
ArtistID = request.MainArtist,
TrackArtistRole = TrackArtistRole.Main
};
await _context.Set <Database.TrackArtist>().AddAsync(newTrackArtist);
}
else
{
tracMainkArtist.ArtistID = request.MainArtist;
}
await _context.SaveChangesAsync();
foreach (var GenreID in request.Genres)
{
var trackGenre = await _context.TrackGenres
.Where(i => i.TrackID == id && i.GenreID == GenreID)
.SingleOrDefaultAsync();
if (trackGenre == null)
{
var newTrackArtist = new Database.TrackGenre()
{
TrackID = id,
GenreID = GenreID,
};
await _context.Set <Database.TrackGenre>().AddAsync(newTrackArtist);
}
}
foreach (var GenreID in request.GenresToDelete)
{
var trackGenre = await _context.TrackGenres
.Where(i => i.TrackID == id && i.GenreID == GenreID)
.SingleOrDefaultAsync();
if (trackGenre != null)
{
_context.Set <Database.TrackGenre>().Remove(trackGenre);
}
}
return(_mapper.Map <Model.Track>(entity));
}
