public async Task <IActionResult> Department(DepartmentManagment newdepartment)
        {
            if (!ModelState.IsValid)
            {
                return(View(new DepartmentManagment {
                    departments = GetDepartments()
                }));
            }
            int    id   = _dbContext.Department.Count() + 1;
            string name = newdepartment.Name.ToUpper();
            await _dbContext.Department.AddAsync(new Department { Did = id, Dname = name });

            await _dbContext.SaveChangesAsync();

            return(RedirectToAction("Department"));
        }
        private void إدارةToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DepartmentManagment departmentManagment = new DepartmentManagment();

            departmentManagment.Show();
        }