public async Task <IActionResult> Edit(int id, [Bind("VendeurId,TelephoneId")] TelephoneVendeur telephoneVendeur)
        {
            if (id != telephoneVendeur.TelephoneId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(telephoneVendeur);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!TelephoneVendeurExists(telephoneVendeur.TelephoneId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["TelephoneId"] = new SelectList(_context.Telephone, "TelephoneId", "TelephoneModel", telephoneVendeur.TelephoneId);
            ViewData["VendeurId"]   = new SelectList(_context.Vendeur, "VendeurId", "VendeurNom", telephoneVendeur.VendeurId);
            return(View(telephoneVendeur));
        }
        public async Task <IActionResult> Create([Bind("VendeurId,TelephoneId")] TelephoneVendeur telephoneVendeur)
        {
            if (ModelState.IsValid)
            {
                _context.Add(telephoneVendeur);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            ViewData["TelephoneId"] = new SelectList(_context.Telephone, "TelephoneId", "TelephoneModel", telephoneVendeur.TelephoneId);
            ViewData["VendeurId"]   = new SelectList(_context.Vendeur, "VendeurId", "VendeurNom", telephoneVendeur.VendeurId);
            return(View(telephoneVendeur));
        }
        public async Task <IActionResult> AjouterTelephone(int vendeurId, int[] TelephoneIds)
        {
            vendeurId = Convert.ToInt32(TempData["idV"]);
            foreach (int TelId in TelephoneIds)
            {
                TelephoneVendeur telephoneVendeur = await _context.TelephoneVendeur
                                                    .Include(t => t.Telephone)
                                                    .Include(v => v.Vendeur)
                                                    .FirstOrDefaultAsync(m => m.VendeurId == vendeurId && m.TelephoneId == TelId);

                if (telephoneVendeur == null)
                {
                    telephoneVendeur = new TelephoneVendeur
                    {
                        TelephoneId = TelId,
                        VendeurId   = vendeurId
                    };
                    _context.TelephoneVendeur.Add(telephoneVendeur);
                    await _context.SaveChangesAsync();
                }
            }
            return(RedirectToAction("List", new { id = vendeurId }));
        }