public static void AddAlbum(HttpClient client, Album album)
{
HttpResponseMessage response = null;
if (client.DefaultRequestHeaders.Accept.Contains(new MediaTypeWithQualityHeaderValue("application/xml")))
{
response = client.PostAsXmlAsync<Album>("api/Album/", album).Result;
}
else if (client.DefaultRequestHeaders.Accept.Contains(new MediaTypeWithQualityHeaderValue("application/json")))
{
response = client.PostAsJsonAsync<Album>("api/Album/", album).Result;
}
if (response == null)
{
throw new InvalidOperationException("Client must use json or xml.");
}
if (response.IsSuccessStatusCode)
{
Console.WriteLine("Album added.");
}
else
{
Console.WriteLine("{0} ({1})", (int)response.StatusCode, response.ReasonPhrase);
}
}
// POST api/Default1
public HttpResponseMessage PostAlbum(Album album)
{
if (ModelState.IsValid)
{
Album albumToAdd = new Album();
albumToAdd.AlbumId = album.AlbumId;
albumToAdd.Producer = album.Producer;
albumToAdd.Title = album.Title;
albumToAdd.Year = album.Year;
foreach (var song in album.Songs)
{
var searchedSong = db.Songs.FirstOrDefault(s => s.Title == song.Title && s.Genre == song.Genre
&& s.Year == song.Year);
if (searchedSong != null)
{
albumToAdd.Songs.Add(searchedSong);
}
else
{
albumToAdd.Songs.Add(new Song()
{
Title = song.Title,
Year = song.Year,
Genre = song.Genre
});
}
}
foreach (var artist in album.Artists)
{
var searchedArtist = db.Artists.FirstOrDefault(a => a.Name == artist.Name && a.Country == artist.Country
&& a.DateOfBirth == artist.DateOfBirth);
if (searchedArtist != null)
{
albumToAdd.Artists.Add(searchedArtist);
}
else
{
albumToAdd.Artists.Add(new Artist()
{
Name = artist.Name,
Country = artist.Country,
DateOfBirth = artist.DateOfBirth
});
}
}
db.Albums.Add(albumToAdd);
db.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, album);
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = album.AlbumId }));
return response;
}
else
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}
// PUT api/Default1/5
public HttpResponseMessage PutAlbum(int id, Album album)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (id != album.AlbumId)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
db.Entry(album).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
return Request.CreateResponse(HttpStatusCode.OK);
}
// POST api/Default1
public HttpResponseMessage PostAlbum(Album album)
{
if (ModelState.IsValid)
{
db.Albums.Add(album);
db.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, album);
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = album.AlbumId }));
return response;
}
else
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}
public static void UpdateAlbum(HttpClient client, int id, string newTitle = null,
string newProducer = null, int? newYear = null)
{
if (id <= 0)
{
throw new ArgumentOutOfRangeException("Id must be a positive integer.");
}
HttpResponseMessage response = client.GetAsync("api/Album/" + id).Result;
if (response.IsSuccessStatusCode)
{
var album = response.Content.ReadAsAsync<SerializableAlbum>().Result;
Album updatedAlbum = new Album();
updatedAlbum.AlbumId = id;
if (newTitle != null)
{
updatedAlbum.Title = newTitle;
}
else
{
updatedAlbum.Title = album.Title;
}
if (newProducer != null)
{
updatedAlbum.Producer = newProducer;
}
else
{
updatedAlbum.Producer = album.Producer;
}
if (newYear != null)
{
updatedAlbum.Year = newYear.Value;
}
else
{
updatedAlbum.Year = album.Year;
}
HttpResponseMessage innerResponse = null;
if (client.DefaultRequestHeaders.Accept.Contains(new MediaTypeWithQualityHeaderValue("application/xml")))
{
innerResponse = client.PutAsXmlAsync<Album>("api/Album/" + id, updatedAlbum).Result;
}
else if (client.DefaultRequestHeaders.Accept.Contains(new MediaTypeWithQualityHeaderValue("application/json")))
{
innerResponse = client.PutAsJsonAsync<Album>("api/Album/" + id, updatedAlbum).Result;
}
if (innerResponse == null)
{
throw new InvalidOperationException("Client must use json or xml.");
}
if (innerResponse.IsSuccessStatusCode)
{
Console.WriteLine("Update successful.");
}
else
{
Console.WriteLine("{0} ({1})", (int)innerResponse.StatusCode, innerResponse.ReasonPhrase);
}
}
else
{
Console.WriteLine("{0} ({1})", (int)response.StatusCode, response.ReasonPhrase);
}
}