/// <summary>
/// 通过AlbumId获取专辑信息（不含歌曲列表）
/// </summary>
/// <param name="cover">是否覆盖已存在的Artist信息</param>
public IAsyncAction GetAlbumInfo(AlbumModel album, bool cover = false)
{
if (album.XiamiID == 0)
{
throw new ArgumentException("AlbumModel未设置ID");
}
return(Run(async token =>
{
try
{
LogService.DebugWrite($"Get info of Album {album.XiamiID}", nameof(WapApi));
var gettask = HttpHelper.GetAsync($"http://www.xiami.com/app/xiating/album?id={album.XiamiID}");
token.Register(() => gettask.Cancel());
var content = await gettask;
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(content);
List <Task> process = new List <Task>();//并行处理
process.Add(Task.Run(() => { if (album.SongList == null || cover)
{
album.SongList = ParseAlbumSongs(doc.DocumentNode.SelectSingleNode("//div/ul[1]"), album).ToList();
}
}));
process.Add(Task.Run(() => { if (album.RelateHotAlbums == null || cover)
{
album.RelateHotAlbums = ParseRelateAlbums(doc.DocumentNode.SelectSingleNode("//h3").NextSibling.NextSibling).ToList();
}
}));
var infonode = doc.DocumentNode.SelectSingleNode("//section[1]/div[1]/div[2]/div[1]");
if (album.Art.Host == "")
{
var art = infonode.SelectSingleNode(".//img").GetAttributeValue("src", AlbumModel.SmallDefaultUri);
album.Art = new Uri(art);
album.ArtFull = new Uri(art.Replace("_1", ""));
}
album.Name = infonode.SelectSingleNode(".//h2").InnerText;
album.Rating = infonode.SelectSingleNode(".//p").InnerText.Remove(0, 4).Trim();
album.ReleaseDate = infonode.SelectSingleNode(".//span/span").InnerText.Remove(0, 5);//TODO: 针对地域进行转换
var artisttag = infonode.SelectSingleNode(".//span/a");
if ((album.Artist == null) || cover)
{
var idtext = artisttag.GetAttributeValue("onclick", "artist_detail(0);");
var addrlength = "artist_detail(".Length;
uint artistID = uint.Parse(idtext.Substring(addrlength, idtext.IndexOf(")", addrlength) - addrlength));
ArtistModel artist = album.Artist ?? ArtistModel.GetNew(artistID);
artist.Name = artisttag.InnerText;
album.Artist = artist;
}
await Task.WhenAll(process);
LogService.DebugWrite($"Finish Getting info of Album {album.Name}", nameof(WapApi));
}
catch (Exception e)
{
LogService.ErrorWrite(e);
throw e;
}
}));
}
public override async Task OnNavigatedToAsync(object parameter, NavigationMode mode, IDictionary <string, object> state)
{
uint id = 0;
if (!uint.TryParse(parameter.ToString(), out id))
{
NavigationService.Navigate(typeof(Views.LibraryPage));
}
Artist = ArtistModel.GetNew(id);
if (Artist.Profile == null)
{
await Net.WebApi.Instance.GetArtistInfo(Artist);
}
}
//TODO: 判断歌曲是否被喜爱
/// <summary>
/// 通过SongId获取歌曲的信息（不含取媒体地址）
/// </summary>
/// <param name="cover">是否覆盖已存在的Album和Artist信息</param>
public IAsyncAction GetSongInfo(SongModel song, bool cover = false)
{
if (song.XiamiID == 0)
{
throw new ArgumentException("SongModel未设置ID");
}
return(Run(async token =>
{
try
{
LogService.DebugWrite($"Get info of Song {song.XiamiID}", nameof(WapApi));
var gettask = HttpHelper.GetAsync($"http://www.xiami.com/app/xiating/song?id={song.XiamiID}");
token.Register(() => gettask.Cancel());
var content = await gettask;
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(content);
HtmlNode root = doc.DocumentNode;
var logo = root.SelectSingleNode("//img[1]");
var detail = root.SelectSingleNode("//ul[1]");
var detailgrade = root.SelectSingleNode("//div[1]/ul[1]");
if (song.Name == null)
{
song.Name = logo.GetAttributeValue("title", "UnKnown");
}
song.PlayCount = int.Parse(detailgrade.SelectSingleNode(".//span[1]").InnerText);
song.ShareCount = int.Parse(detailgrade.SelectSingleNode("./li[3]/span[1]").InnerText);
var additionnodes = detail.SelectNodes("./li[position()>2]");
foreach (var node in additionnodes)
{
switch (node.FirstChild.InnerText)
{
case "作词：":
song.Lyricist = node.LastChild.InnerText;
break;
case "作曲：":
song.Composer = node.LastChild.InnerText;
break;
case "编曲：":
song.Arranger = node.LastChild.InnerText;
break;
}
}
if ((song.Album == null) || cover)
{
var albumtag = detail.SelectSingleNode("./li[1]/a[1]");
var idtext = albumtag.GetAttributeValue("href", "/app/xiating/album?id=0");
var addrlength = "/app/xiating/album?id=".Length;
uint albumID = uint.Parse(idtext.Substring(addrlength, idtext.IndexOf("&", addrlength) - addrlength));
AlbumModel album = song.Album ?? AlbumModel.GetNew(albumID);
if (album.Art.Host == "")
{
var art = logo.GetAttributeValue("src", AlbumModel.SmallDefaultUri);
album.Art = new Uri(art.Replace("_2", "_1"));
album.ArtFull = new Uri(art.Replace("_2", ""));
}
album.Name = albumtag.InnerText;
song.Album = album;
}
if ((song.Album?.Artist == null) || cover)
{
var artisttag = detail.SelectSingleNode("./li[2]/a[1]");
var idtext = artisttag.GetAttributeValue("href", "/app/xiating/artist?id=0");
var addrlength = "/app/xiating/artist?id=".Length;
uint artistID = uint.Parse(idtext.Substring(addrlength, idtext.IndexOf("&", addrlength) - addrlength));
ArtistModel artist = song.Album?.Artist ?? ArtistModel.GetNew(artistID);
artist.Name = artisttag.InnerText;
song.Album.Artist = artist;
}
LogService.DebugWrite($"Finish Getting info of Song {song.Name}", nameof(WapApi));
}
catch (Exception e)
{
LogService.ErrorWrite(e, nameof(WapApi));
throw e;
}
}));
}