public async Task <IActionResult> AddRmvCocktailsFromBar(Guid Id, List <CocktailViewModel> cocktails) { foreach (var cocktail in cocktails) { if (cocktail.IsAvailableInBar) { await barService.AddCocktailToBarAsync(Id, cocktail.Id); } else { await barService.RemoveCocktailFromBarAsync(Id, cocktail.Id); } } return(RedirectToAction("AddRmvCocktailsFromBar")); }