internal static void Remove(this SongItem songItem, ObservableCollection <SongItem> songList, Downloader downloader, Player player)
{
switch (songItem.Status)
{
case SongStatus.WaitingDownload:
songList.Remove(songItem);
break;
case SongStatus.Downloading:
downloader.CancelDownload();
break;
case SongStatus.WaitingPlay:
songList.Remove(songItem);
try { File.Delete(songItem.FilePath); } catch (Exception) { }
break;
case SongStatus.Playing:
player.Next();
break;
default:
break;
}
}
/// <summary>
/// 主插件调用用
/// </summary>
/// <param name="item">要下载的歌曲信息</param>
/// <returns>下载是否成功</returns>
internal DownloadStatus SafeDownload(SongItem item)
{
try
{
return(Download(item));
}
catch (Exception ex)
{
WriteError(ex, "参数：filepath=" + item.FilePath + " id=" + item.SongId);
return(DownloadStatus.Failed);
}
}
internal string SafeGetDownloadUrl(SongItem songInfo)
{
try
{
return(GetDownloadUrl(songInfo));
}
catch (Exception ex)
{
WriteError(ex, "SongId: " + songInfo.SongId);
return(null);
}
}
internal static string GetDownloadUrl(this SongItem songItem) => songItem.Module.SafeGetDownloadUrl(songItem);
/// <summary> /// 请在不能使用普通方式下载歌曲文件的情况下重写替代下载 /// </summary> /// <param name="item">要下载的歌曲信息</param> /// <returns>下载是否成功</returns> protected abstract DownloadStatus Download(SongItem item);
protected abstract string GetLyric(SongItem songInfo);
protected abstract string GetDownloadUrl(SongItem songInfo);
