public bool CreateDept(DepartmentModel model)
        {
            try
            {
                var isExist = _context.Departments.Where(x => x.DeptName == model.DeptName).FirstOrDefault();
                if (isExist != null)
                {
                    throw new Exception("Department already exist");
                }

                var entity = model.Create(model);
                _context.SaveChanges();
            }
            catch (Exception xe)
            {
                throw xe;
            }

            return(true);
        }