public AlbumDetailVM(MAlbum album)
{
Album = album;
InitCommand = new Command(async() => await InitTrack());
DeleteCommand = new Command <MComment>(async(comment) => await Delete(comment));
AddCommand = new Command(async() => await Add());
}
public AlbumDetailPage(MAlbum album)
{
InitializeComponent();
BindingContext = model = new AlbumDetailVM(this.Navigation)
{
Album = album
};
}
/// <summary>
/// Se ejecuta al inicio para obtener los parámetros enviados desde AlbumViewModel.
/// </summary>
/// <param name="album">Álbum seleccionado,</param>
public async void Init(MAlbum album)
{
if (album == null || string.IsNullOrEmpty(album.Name) || string.IsNullOrEmpty(album.Artist))
{
return;
}
this.AlbumParam = album;
await LoadAlbumDetail();
}
public PaymentPage(MAlbum album)
{
InitializeComponent();
var nav = new NavigationPage(new AlbumPage());
navigation = nav.Navigation;
BindingContext = model = new PaymentVM(navigation)
{
Album = album
};
}
/// <summary>
/// Obtiene información del álbum seleccionado en la pantalla anterior.
/// </summary>
/// <returns></returns>
private async Task LoadAlbumDetail()
{
IsLoading = true;
var data = await DataService.GetAlbumInfo(AlbumParam.Name, AlbumParam.Artist);
if (data != null)
{
Album = new MAlbum();
Album = data;
Album.Image = AlbumParam.Image;
}
else
{
ErrorMsg = "No se encontraron resultados para ésta búsqueda.";
IsErrorMsgVisible = true;
}
IsLoading = false;
}
private async void AlbumUpsert_Load(object sender, EventArgs e)
{
var artists = await artistService.Get <List <MArtist> >(null);
var genres = await genreService.Get <List <MGenre> >(null);
cbArtist.DataSource = artists;
cbArtist.ValueMember = "ArtistID";
cbArtist.DisplayMember = "Name";
cbGenre.DataSource = genres;
cbGenre.ValueMember = "GenreID";
cbGenre.DisplayMember = "Name";
await LoadListAllTracks();
if (_ID.HasValue)
{
_album = await albumService.GetById <MAlbum>(_ID.Value);
txtName.Text = _album.Name;
txtReleaseYear.Text = _album.YearOfRelease.ToString();
txtPrice.Text = _album.Price.ToString();
txtAbout.Text = _album.About;
if (_album.Image.Length > 3)
{
pbAlbumPicture.Image = ImageHelper.ByteArrayToSystemDrawing(_album.Image);
pbAlbumPicture.SizeMode = PictureBoxSizeMode.StretchImage;
}
cbArtist.SelectedItem = artists.Where(i => i.ArtistID == _album.ArtistID).SingleOrDefault();
cbGenre.SelectedItem = genres.Where(i => i.GenreID == _album.GenreID).SingleOrDefault();
albumTracks = await albumService.GetTracks <List <MTrack> >(_ID.Value, null);
LoadListAlbumTracks();
}
else
{
DGVHelper.PopulateWithList(dgvAlbumSongs, albumTracks, temp);
}
}
/// <summary>
/// Obtiene la descripción de un álbum específico.
/// </summary>
/// <param name="album">Nombre del álbum.</param>
/// <param name="artist">Nombre del artista.</param>
/// <returns>Una descripción (si existe) del álbum buscado.</returns>
public async Task <MAlbum> GetAlbumInfo(string album, string artist)
{
MAlbum result = null;
string response = await WebApiService.GetAsync(new Uri(string.Format(Settings.Servers.AlbumInfoUrl, album, artist), UriKind.Absolute));
if (!string.IsNullOrEmpty(response))
{
try
{
if (!response.Contains("error"))
{
result = new MAlbum();
JObject jresult = null;
jresult = JObject.Parse(response);
result.Tracks = new List <MTrack>();
foreach (JToken item in jresult.SelectToken("album").SelectToken("tracks").SelectToken("track").Children())
{
result.Tracks.Add(item.ToObject <MTrack>());
}
result.Name = jresult.SelectToken("album").SelectToken("name").Value <string>();
result.Artist = jresult.SelectToken("album").SelectToken("artist").Value <string>();
result.Images = new List <MImage>(jresult.SelectToken("album").SelectToken("image").ToObject <List <MImage> >());
result.Image = result.Images[3].Url;
if (jresult.SelectToken("album").SelectToken("wiki") != null)
{
result.Wiki = jresult.SelectToken("album").SelectToken("wiki").ToObject <MBiography>();
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
return(result);
}
public YourAlbumDetailPage(MAlbum album)
{
InitializeComponent();
BindingContext = model = new YourAlbumDetailVM(album);
}
public ArtistAlbumPage(MAlbum album)
{
InitializeComponent();
BindingContext = model = new AlbumDetailVM(album);
}
public AlbumVM(MAlbum album)
{
Album = album;
}
public YourAlbumDetailVM(MAlbum album)
{
Album = album;
}
