protected override IQueryable <BookList> CreateFilteredQuery(BookListGetPagedInput input)
{
var query = _bookList.GetAll()
.WhereIf(!input.FilterText.IsNullOrWhiteSpace(), m => m.Name.Contains(input.FilterText))
.Include(m => m.Cells);
return(query);
}
/// <summary>
/// 获取引用书籍的所有书单
/// </summary>
/// <param name="bookId"></param>
/// <returns></returns>
public async Task <List <BookList> > GetBookListForBookAsync(long bookId)
{
// 书籍所在的格子
var cells = await _bookListCell.GetForBookAsync(bookId);
if (cells.Count > 0)
{
// 格子所在的书单
var bookListIds = cells.Select(m => m.BookListId);
return(await _bookList.GetAll().Where(m => bookListIds.Contains(m.Id)).ToListAsync());
}
return(null);
}