/// <summary>
/// 搜索歌曲
/// </summary>
/// <param name="key"></param>
/// <param name="page"></param>
/// <param name="size"></param>
/// <returns></returns>
private PageResult SearchSong(string[] keys, int page, int size)
{
var pagedList = _ctx.Music.Include(m => m.Singer)
.Where(m => keys.Any(k => m.Name.Contains(k) || m.Singer.Name.Contains(k)) && !m.IsDeleted && m.IsPublished)
.OrderByDescending(m => m.PublishmentTime)
.Select(m => new MusicContract()
{
Id = m.Id,
SingerId = m.SingerId,
AlbumId = m.AlbumId,
Name = m.Name,
Duration = m.Duration,
FileUrl = m.FileUrl
}).ToPagedList(page, size);
var result = new MusicSearchPageResult()
{
PageNumber = pagedList.PageNumber,
PageCount = pagedList.PageCount,
Results = pagedList.Select(p =>
{
p.SingerName = _ctx.Singer.SingleOrDefault(s => s.Id == p.SingerId && s.IsPublished && !s.IsDeleted)?.Name;
p.AlbumName = _ctx.Album.SingleOrDefault(s => s.Id == p.AlbumId && s.IsPublished && !s.IsDeleted)?.Name;
return(p);
}),
ResultType = MusicRequestType.Song
};
return(result);
}
private void PageLoadedUtil_MusicListPageLoadedEvent(object sender, EventArgs e)
{
if (IsVisible)
{
if (App.User != null)
{
var musicInfoOfPageModel = new MusicSearchPageResult()
{
PageCount = 1,
PageNumber = 1,
ResultType = MusicRequestType.Song,
Results = _musicService.GetMusicsByMusicListId(_userMusicListId).Reverse()
};
SongCount.Text = (musicInfoOfPageModel?.Results.Count() ?? 0).ToString();
MusicSearchInfoChangedUtil.InvokeFromJMSearchChanged(musicInfoOfPageModel, 1);
}
}
}