public static Song GetOrCreateSong(Song song, MusicStoreDb musicStoreDbContext)
{
Song existingSong = null;
song.Artist = GetOrCreateArtist(song.Artist, musicStoreDbContext);
if (song.Id != 0)
{
existingSong = musicStoreDbContext.Songs.FirstOrDefault(s => s.Id == song.Id);
}
else if (song.Title != null)
{
existingSong = musicStoreDbContext.Songs.FirstOrDefault(s => s.Title == song.Title);
}
if (existingSong != null)
{
return existingSong;
}
musicStoreDbContext.Songs.Add(song);
musicStoreDbContext.SaveChanges();
return song;
}
public static void AddSongXml(HttpClient client)
{
client.DefaultRequestHeaders.Accept.Add(new
MediaTypeWithQualityHeaderValue("application/xml"));
Console.WriteLine("Enter song title");
string title = Console.ReadLine();
Console.WriteLine("Enter song year");
int year = int.Parse(Console.ReadLine());
Console.WriteLine("Enter song genre code");
Genre genre = (Genre)int.Parse(Console.ReadLine());
Console.WriteLine("Enter song description");
string description = Console.ReadLine();
Console.WriteLine("Enter song artist id");
int id = int.Parse(Console.ReadLine());
Song song = new Song { SongTitle = title, SongYear = year, SongGenre = genre, Description = description, ArtistId = id };
HttpResponseMessage response =
client.PostAsXmlAsync("api/songs", song).Result;
if (response.IsSuccessStatusCode)
{
Console.WriteLine("Song added");
}
else
{
Console.WriteLine("{0} ({1})",
(int)response.StatusCode, response.ReasonPhrase);
}
}
private static void AddTwoSongs(HttpClient client, Random rand, Artist firstArtist)
{
var song1 = new Song { Title = "Song-" + GetRandomSuffix(rand), Artist = firstArtist, Year = rand.Next(1980,2013) };
var song2 = new Song { Title = "Song-" + GetRandomSuffix(rand), Artist = firstArtist, Year = rand.Next(1980, 2013) };
Console.WriteLine("\nTwo new songs");
SongsController.Add(song1, client);
SongsController.Add(song2, client);
Console.WriteLine();
}
public SongApiModel(Song song)
{
if (song != null)
{
this.Id = song.Id;
this.Title = song.Title;
this.Year = song.Year;
this.Genre = song.Genre;
}
}
public static void Delete(Song song, HttpClient client)
{
var postArtist = client.DeleteAsync("Songs/" + song.Id).Result;
if (postArtist.IsSuccessStatusCode)
{
Console.WriteLine(postArtist.Headers.Location);
}
else
{
Console.WriteLine(postArtist.ReasonPhrase);
}
}
public SongFullApi(Song song)
: base(song)
{
if (song != null)
{
if (song.Album != null)
{
this.Album = new AlbumApi(song.Album);
}
if (song.Artist != null)
{
this.Artist = new ArtistApi(song.Artist);
}
}
}
public SongApi(Song song)
: base(song)
{
if (song != null)
{
if (song.Album != null)
{
this.Album = song.Album.Title;
}
if (song.Artist != null)
{
this.Artist = song.Artist.Name;
}
}
}
public static void Update(Song song, HttpClient client)
{
var serializedContent = JsonConvert.SerializeObject(song);
var content = new StringContent(serializedContent, Encoding.UTF8, "application/json");
var putArtist = client.PutAsync("Songs/" + song.Id, content).Result;
if (putArtist.IsSuccessStatusCode)
{
Console.WriteLine(putArtist.Headers.Location);
}
else
{
Console.WriteLine(putArtist.ReasonPhrase);
}
}
public static SongModel Convert(Song song)
{
SongModel model = new SongModel
{
SongId = song.SongId,
SongTitle = song.SongTitle,
SongYear = song.SongYear,
SongGenre = song.SongGenre,
Description = song.Description,
Artist = new ArtistModel
{
ArtistId = song.SongArtist.ArtistId,
Name = song.SongArtist.Name,
DateOfBirth = song.SongArtist.DateOfBirth,
Country = song.SongArtist.Country
}
};
return model;
}
public IHttpActionResult Post([FromBody]SongRequestModel song)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var newSong = new Song
{
Title = song.Title,
Year = song.Year,
Genre = song.Genre,
ArtistId = song.ArtistId,
AlbumId = song.AlbumId
};
this.repository.Insert(newSong);
this.repository.SaveChanges();
return this.Ok(newSong);
}
public IHttpActionResult Post([FromBody]SongDataModel model)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
if (this.data.Genres.Find(model.GenreId) == null)
{
return this.BadRequest(GlobalContants.GenreNotFoundMessage);
}
var song = new Song
{
Title = model.Title,
GenreId = model.GenreId,
};
this.data.Songs.Add(song);
this.data.Savechanges();
return this.Created(this.Url.ToString(), song);
}
public static void UpdateSong(HttpClient client, int songId, string title, int year, string producer, int artistId)
{
var song = new Song()
{
Title = title,
Year = year,
Producer = producer,
ArtistId = artistId
};
var content = new StringContent(JsonConvert.SerializeObject(song));
content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue(ContentType);
var response = client.PutAsync("api/songs/update/" + songId, content).Result;
if (response.IsSuccessStatusCode)
{
Console.WriteLine("Song updated successfully.");
}
else
{
Console.WriteLine("Song have not been updated.");
}
}
public IHttpActionResult Create(SongRequestModel song)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var newSong= new Song
{
Genre = (GenreType)song.Genre,
Title = song.Title,
Year = song.Year
};
this.data.Songs.Add(newSong);
this.data.SaveChanges();
song.Id = newSong.Id;
return Ok(song);
}
public List<Song> GenerateSongs(IRandomGenerator generator, int count)
{
var songs = new List<Song>();
for (var i = 0; i < count; i++)
{
var song = new Song()
{
Title = generator.GetRandomString(generator.GetRandomNumber(5, 20)),
Genre = generator.GetRandomString(generator.GetRandomNumber(5, 20)),
Year = generator.GetRandomNumber(DateTime.Now.AddYears(-50).Year, DateTime.Now.Year),
ArtistId = null,
AlbumId = null
};
songs.Add(song);
}
return songs;
}
// POST api/Songs
public HttpResponseMessage PostSong(Song song)
{
if (ModelState.IsValid)
{
Artist songArtist = null;
if (song.Artist != null)
{
songArtist = DataObjectsManager.GetOrCreateArtist(song.Artist, db);
}
song.Artist = songArtist;
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);
}
}
// 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);
}
