public EditLineResultModel PostSaveLine(LineModel data)
        {
            var res = new EditLineResultModel();

            using (var logic = new LineLogic())
            {
                res.Line = new LineModel(
                    logic.SaveLine(
                        data.Id,
                        data.LineNumber,
                        data.Name,
                        data.Color,
                        data.Direction));
                res.Line.Stations = logic.GetStations(res.Line.Id)
                                    .OrderBy(z => z.Position)
                                    .Select(z => new StationToLineModel(z))
                                    .ToList();
            }
            using (var logic = new StationsLogic())
            {
                res.Stations = logic.GetStationForLine(res.Line.Id)
                               .Select(z => new StationModel(z))
                               .ToList();
                foreach (var station in res.Stations)
                {
                    station.Students = logic.GetStudents(station.Id)
                                       .Select(z => new StudentToLineModel(z))
                                       .ToList();
                }
            }
            using (var logic = new tblStudentLogic())
            {
                res.Students = logic.GetStudentsForLine(res.Line.Id)
                               .Select(z => new StudentShortInfo(z))
                               .ToList();
            }
            return(res);
        }