// PUT api/Song/5
public HttpResponseMessage PutSong(int id, Song song)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (id != song.SongId)
{
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);
}
// PUT api/Songs/5
public HttpResponseMessage PutSong(int id, Song song)
{
Song dbSong = DataMapper.CreateOrLoadSong(repository, song);
song.Update(dbSong);
repository.Update(id, dbSong);
return Request.CreateResponse(HttpStatusCode.OK);
}
public void Update(Song song)
{
if (this.Title != null)
{
song.Title = this.Title;
}
if (this.Year != null)
{
song.Year = this.Year;
}
if (this.Genre != null)
{
song.Genre = this.Genre;
}
}
// POST api/Song
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.SongId }));
return response;
}
else
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}
public static Song CreateOrLoadSong(IRepository<Song> repository, Song entity)
{
Song song = repository.Get(entity.SongId);
if (song != null)
{
return song;
}
Song newSong = repository.Add(new Song()
{
Title = entity.Title,
Year = entity.Year,
Genre = entity.Genre,
Album = entity.Album,
Artist = entity.Artist
});
return newSong;
}
public static void Edit(int id, Song song)
{
song.SongId = id;
HttpResponseMessage responseMessage = client.PutAsXmlAsync("api/songs/" + id, song).Result;
if (responseMessage.IsSuccessStatusCode)
{
Console.WriteLine("Song with id: {0} edited!", id);
}
else
{
Console.WriteLine("{0} ({1})", (int)responseMessage.StatusCode, responseMessage.ReasonPhrase);
}
}
public static void Add(Song song)
{
Song newSong = new Song { Artist = song.Artist, Genre = song.Genre, Title = song.Title, Year = song.Year };
HttpResponseMessage responseMessage = client.PostAsJsonAsync("api/song", newSong).Result;
if (responseMessage.IsSuccessStatusCode)
{
Console.WriteLine("Song added: {0}", newSong.Title);
}
else
{
Console.WriteLine("{0} ({1})", (int)responseMessage.StatusCode, responseMessage.ReasonPhrase);
}
}
