// PUT api/Songs/5
public HttpResponseMessage PutSong(int id, Song song)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (id != song.id)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
db.Entry(song).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
return Request.CreateResponse(HttpStatusCode.OK);
}
public IHttpActionResult Create(SongDataModel newSong)
{
if (newSong == null || newSong.Title == null)
{
return this.BadRequest("You must provide song title.");
}
if (newSong.ArtistId == null || !this.db.Artists.Any(a => a.Id == newSong.ArtistId))
{
return this.BadRequest("Invalid artist id.");
}
if (newSong.AlbumId != null && !this.db.Albums.Any(a => a.Id == newSong.AlbumId))
{
return this.BadRequest("Invalid album id.");
}
var song = new Song
{
Title = newSong.Title,
Genre = newSong.Genre,
Year = newSong.Year,
AlbumId = newSong.AlbumId,
ArtistId = newSong.ArtistId.Value
};
this.db.Songs.Add(song);
this.db.SaveChanges();
return this.Ok(song);
}
// POST api/Songs
public HttpResponseMessage PostSong(Song song)
{
if (ModelState.IsValid)
{
db.Songs.Add(song);
db.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, song);
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = song.id }));
return response;
}
else
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}
private static void PrintSong(Song song)
{
Console.WriteLine(new string('-', 20));
Console.WriteLine("{0}\r\n{1}\r\n{2}\r\n{3}\r\n", song.title, song.year, song.Artist.name, song.Genre.name);
Console.WriteLine("List albums: ");
if (song.Albums.Count > 0)
{
foreach (var album in song.Albums)
{
Console.WriteLine(album.title);
}
}
else
{
Console.WriteLine("No albums.");
}
Console.WriteLine(new string('-', 20));
}
public IHttpActionResult Create(SongModel item)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var newItem = new Song()
{
Title = item.Title,
Year = item.Year,
Genre = item.Genre,
};
this.data.Songs.Add(newItem);
this.data.Songs.SaveChanges();
item.Id = newItem.Id;
return this.Ok(item);
}
//// POST api/Song
public HttpResponseMessage PostSong(Song song)
{
songRepo.Add(song);
return Request.CreateResponse(HttpStatusCode.OK);
}
// PUT api/Song/5
public HttpResponseMessage PutSong(int id, Song song)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (id != song.Id)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
try
{
songRepo.Update(id, song);
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
return Request.CreateResponse(HttpStatusCode.OK);
}
