TeamMentor.CoreLib.TM_WebServices.GetGuidanceItemsInLibrary C# (CSharp) Method

        public List<TeamMentor_Article> GetGuidanceItemsInLibrary(Guid libraryId)
        {
            return tmXmlDatabase.tmGuidanceItems(libraryId);
        }

        public static List <Guid> getGuidanceItemsIds_NotInViews(this TM_WebServices tmWebServices, Guid libraryId)
        {
            var guidanceInViews = (from view in tmWebServices.GetViews()
                                   where view.libraryId == libraryId
                                   from guidanceItem in view.guidanceItems
                                   select guidanceItem).Distinct().toList();


            var guidanceItemsIdsNotInViews = (from guidanceItem in tmWebServices.GetGuidanceItemsInLibrary(libraryId)
                                              where guidanceInViews.contains(guidanceItem.Metadata.Id).isFalse()
                                              select guidanceItem.Metadata.Id).toList();

            return(guidanceItemsIdsNotInViews);
        }