public async Task <IActionResult> PutUniversity(int id, University university)
        {
            if (id != university.Id)
            {
                return(BadRequest());
            }
            UniversityValid valid = new UniversityValid(_context, university);

            if (valid.Valid() == false)
            {
                return(BadRequest("This University is already exist"));
            }

            _context.Entry(university).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!UniversityExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }
        public async Task <ActionResult <University> > PostUniversity(University university)
        {
            UniversityValid valid = new UniversityValid(_context, university);

            if (valid.Valid() == false)
            {
                return(BadRequest("This university is already exist"));
            }
            _context.University.Add(university);
            await _context.SaveChangesAsync();

            return(CreatedAtAction("GetUniversity", new { id = university.Id }, university));
        }