protected void btnAlbumSave_Click(object sender, EventArgs e)
{
if (!string.IsNullOrEmpty(txtAlbumTitle.Text))
{
var album = new Album();
album.Title = txtAlbumTitle.Text;
int year = 0;
if (int.TryParse(txtAlbumYear.Text, out year))
{
album.Year = year;
}
hfArtists.Value.Split(',').ToList().ForEach(item =>
{
if (!string.IsNullOrEmpty(item))
{
var values = item.Split(';');
if (values.Count() > 1)
{
var artist = new Artist()
{
Id = int.Parse(values[0]),
Name = values[1]
};
album.Artists.Add(artist);
}
}
});
album.Producer = txtAlbumProducer.Text;
var response = new HttpResponseMessage();
if (!string.IsNullOrEmpty(btnAlbumSave.CommandArgument))
{
album.Id = int.Parse(btnAlbumSave.CommandArgument);
response = SessionState.Client.PutAsJsonAsync("api/album/" + album.Id, album).Result;
}
else
{
response = SessionState.Client.PostAsJsonAsync("api/album", album).Result;
}
if (response.IsSuccessStatusCode)
{
var a = response.Content.ReadAsAsync<HttpResponseMessage>().Result;
grdAlbumsFill();
}
}
ClearForm();
}
protected void btnArtistSave_Click(object sender, EventArgs e)
{
if (!string.IsNullOrEmpty(txtArtistName.Text))
{
var artist = new Artist
{
Name = txtArtistName.Text,
Country = txtArtistCountry.Text,
DateOfBirth = DateTime.Now
};
hfAlbums.Value.Split(',').ToList().ForEach(item =>
{
if (!string.IsNullOrEmpty(item))
{
var values = item.Split(';');
if (values.Count() > 1)
{
var album = new Album()
{
Id = int.Parse(values[0]),
Title = values[1]
};
artist.Albums.Add(album);
}
}
});
var response = new HttpResponseMessage();
if (!string.IsNullOrEmpty(btnArtistSave.CommandArgument))
{
artist.Id = int.Parse(btnArtistSave.CommandArgument);
response = SessionState.Client.PutAsJsonAsync("api/artist/" + artist.Id, artist).Result;
}
else
{
response = SessionState.Client.PostAsJsonAsync("api/artist", artist).Result;
}
if (response.IsSuccessStatusCode)
{
var a = response.Content.ReadAsAsync<HttpResponseMessage>().Result;
grdArtistsFill();
}
ClearForm();
}
}
// POST api/Album
public HttpResponseMessage PostAlbum(Album album)
{
if (ModelState.IsValid)
{
CheckArtistsInAlbums(album);
db.Albums.Add(album);
db.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, album);
return response;
}
else
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}
// PUT api/Album/5
public HttpResponseMessage PutAlbum(int id, Album album)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (id != album.Id)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
//var oldAlbum = db.Albums.FirstOrDefault(a => a.Id == album.Id);
//if (oldAlbum != null)
//{
// oldAlbum.Title = album.Title;
// oldAlbum.Year = album.Year;
// oldAlbum.Producer = album.Producer;
// CheckArtistsInAlbums(album);
// oldAlbum.Artists = album.Artists;
//}
CheckArtistsInAlbums(album);
db.Entry(album).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
return Request.CreateResponse(HttpStatusCode.OK, album);
}
private void CheckArtistsInAlbums(Album album)
{
var artists = new List<Artist>();
album.Artists.ForEach(artist =>
{
var a = db.Artists.FirstOrDefault(x => x.Id == artist.Id);
if (a == null)
{
a = new Artist();
a.DateOfBirth = DateTime.Now;
}
artists.Add(a);
});
album.Artists = artists;
}
private void CheckAlbumsInArtist(Artist artist)
{
var artists = new List<Album>();
artist.Albums.ForEach(album =>
{
var a = db.Albums.FirstOrDefault(x => x.Id == album.Id);
if (a == null)
{
a = new Album();
}
artists.Add(a);
});
artist.Albums = artists;
}