public async Task <IActionResult> Edit(int id, [Bind("FirmId,DepartmentId")] FirmDepartment firmDepartment)
        {
            if (id != firmDepartment.FirmId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(firmDepartment);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!FirmDepartmentExists(firmDepartment.FirmId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["DepartmentId"] = new SelectList(_context.Departments, "DepartmentId", "DepartmentId", firmDepartment.DepartmentId);
            ViewData["FirmId"]       = new SelectList(_context.Firms, "FirmId", "FirmId", firmDepartment.FirmId);
            return(View(firmDepartment));
        }
        public async Task <IActionResult> Create([Bind("FirmId,DepartmentId")] FirmDepartment firmDepartment)
        {
            if (ModelState.IsValid)
            {
                _context.Add(firmDepartment);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            ViewData["DepartmentId"] = new SelectList(_context.Departments, "DepartmentId", "DepartmentId", firmDepartment.DepartmentId);
            ViewData["FirmId"]       = new SelectList(_context.Firms, "FirmId", "FirmId", firmDepartment.FirmId);
            return(View(firmDepartment));
        }