public int Insert(FamilyViewModel familyViewModel, List <ChildViewModel> childViewModel) { AutoMapper.Mapper.Initialize(cfg => cfg.CreateMap <FamilyViewModel, Family>()); var family = AutoMapper.Mapper.Map <FamilyViewModel, Family>(familyViewModel); AutoMapper.Mapper.Initialize(cfg => cfg.CreateMap <List <ChildViewModel>, List <Child> >()); var children = AutoMapper.Mapper.Map <List <ChildViewModel>, List <Child> >(childViewModel); connectionFactory = ConnectionHelper.GetConnection(); var context = new DbContext(connectionFactory); var familyRepository = new FamilyRepository(context); var childRepository = new ChildRepository(context); int ParentId = familyRepository.Insert(family); childRepository.Insert(children, ParentId); return(ParentId); }