public ActionResult AddStation(AdminModel modelIn)
        {
            var lineIn = _lineBll.GetLineById(modelIn.Line.Id);

            var stationInDb = new DbStation()
            {
                StationName  = modelIn.Station.StationName,
                NumberOnLine = modelIn.Station.NumberOnLine,
                TrainLine    = lineIn
            };

            var stationIn = new RepositoryModelStation()
            {
                StationName  = modelIn.Station.StationName,
                NumberOnLine = modelIn.Station.NumberOnLine,
                TrainLine    = lineIn
            };

            _stationBll.AddStation(stationIn);

            lineIn.Stations.Add(stationInDb);
            _lineBll.UpdateLine(lineIn);

            ViewBag.line = lineIn;

            var model = new AdminModel()
            {
                Line = lineIn
            };

            ViewBag.line  = lineIn;
            ViewBag.added = "true";
            return(View("EditLine", model));
        }