public OperationResult UpdateProfessor(SchoolObject professor) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var professorData = dataBase.ProfessorSet.Find(professor.Id); professorData.Name = professor.Name; dataBase.ProfessorSet.Attach(professorData); var entry = dataBase.Entry(professorData); entry.State = EntityState.Modified; dataBase.SaveChanges(); } }); }
public OperationResult UpdateSubject(SchoolObject subject) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var subjectData = dataBase.SubjectSet.Find(subject.Id); subjectData.Title = subject.Name; dataBase.SubjectSet.Attach(subjectData); var entry = dataBase.Entry(subjectData); entry.State = EntityState.Modified; dataBase.SaveChanges(); } }); }
public OperationResult UpdateGroup(SchoolObject group) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var groupData = dataBase.GroupSet.Find(group.Id); groupData.Name = group.Name; dataBase.GroupSet.Attach(groupData); var entry = dataBase.Entry(groupData); entry.State = EntityState.Modified; dataBase.SaveChanges(); } }); }
public OperationResult<SchoolObject> CreateProfessor(SchoolObject professor) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var professorEntity = new Professor { Name = professor.Name }; dataBase.ProfessorSet.Add(professorEntity); dataBase.SaveChanges(); return ModelConverter.ConvertToSchoolObject(professorEntity); } }); }
public OperationResult<SchoolObject> CreateSubject(SchoolObject subject) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var subjectEntity = new Subject { Title = subject.Name }; dataBase.SubjectSet.Add(subjectEntity); dataBase.SaveChanges(); return ModelConverter.ConvertToSchoolObject(subjectEntity); } }); }
public OperationResult<SchoolObject> CreateGroup(SchoolObject group) { return OperationResult.Invoke(() => { using (var dataBase = CreateConnection()) { var groupEntity = new Group { Name = group.Name }; dataBase.GroupSet.Add(groupEntity); dataBase.SaveChanges(); return ModelConverter.ConvertToSchoolObject(groupEntity); } }); }