public async System.Threading.Tasks.Task AddTeacherToSubject(int subjectId, int teacherId)
{
N_To_N_TeacherSubject record = new N_To_N_TeacherSubject {
TeacherId = teacherId, SubjectId = subjectId
};
await _dataBaseContext.N_To_N_TeacherSubject.AddAsync(record);
await _dataBaseContext.SaveChangesAsync();
}
public void DeleteTeacherFromSubject(int subjectId, int teacherId)
{
N_To_N_TeacherSubject m = _dataBaseContext.N_To_N_TeacherSubject.FirstOrDefault(x => x.SubjectId == subjectId && x.TeacherId == teacherId);
if (m != null)
{
_dataBaseContext.N_To_N_TeacherSubject.Remove(m);
_dataBaseContext.SaveChanges();
}
}
