private async Task <bool> InsertMHzItemAsync(MHzSongBase song, int index = -1)
{
var find_index = MHzSongList.ToList().FindIndex(i => i.SHA256 == song.SHA256);
if (find_index != -1)
{
return(true);
}
var item = await MusicServiceHelper.CreatePlayItemAsync(song);
var retuenIndex = InsertMHzItem(item, index);
MHzSongList.Insert(retuenIndex, song);
RaisePropertyChanged("MHzSongList");
return(retuenIndex == -1 ? false : true);
}
private MHzSongBase SelectMHzSongItemBySHA256(string sha256)
{
return(MHzSongList.ToList().Find(i => i.SHA256 == sha256));
}
public bool IsExistMHzItem(MHzSongBase song)
{
var find_index = MHzSongList.ToList().FindIndex(i => i.SHA256 == song.SHA256);
return(find_index == -1 ? false : true);
}