public string UpdateAllFlatType(UpdateFlatTypeModel model) { FlatService fs = new FlatService(); if (model.TowerID == 0) { if (model.FloorID == 0) { return("0"); } else { fs.UpdateFlatTypeAllTowerPerFloor(model); } } else { if (model.FloorID == 0) { fs.UpdateFlatTypePerTowerAllFloor(model); } else { fs.UpdateFlatTypePerTowerPerFloor(model); } } return("1"); }