public async Task <IActionResult> PickIngredients()
{
PickIngredientsViewModel pickIngredientsViewModel = new PickIngredientsViewModel();
var selectedIngredientsSession = HttpContext.Session.GetString("SelectedIngredients");
pickIngredientsViewModel.Ingredients = await _context.Ingredients
.OrderBy(i => i.IngredientNameId)
.ToListAsync();
if (!string.IsNullOrEmpty(selectedIngredientsSession))
{
pickIngredientsViewModel.SelectedIngredients = JsonConvert.DeserializeObject <List <Ingredient> >(selectedIngredientsSession);
}
return(View(pickIngredientsViewModel));
}
public async Task <IActionResult> PickIngredients_Post()
{
PickIngredientsViewModel pickIngredientsViewModel = new PickIngredientsViewModel();
pickIngredientsViewModel.SelectedIngredients = new List <Ingredient>();
pickIngredientsViewModel.Ingredients = await _context.Ingredients
.OrderBy(i => i.IngredientNameId)
.ToListAsync();
bool isIngredientInARecipe = false;
bool isIngredientAlreadySelected = false;
if (await TryUpdateModelAsync <PickIngredientsViewModel>(pickIngredientsViewModel))
{
if (pickIngredientsViewModel.SelectedIngredient is null || pickIngredientsViewModel.SelectedIngredient.Trim() == "")
{
ModelState.AddModelError("SelectedIngredient", "SELECT AN INGREDIENT");
HttpContext.Session.Remove("SelectedIngredients");
return(View(pickIngredientsViewModel));
}
else
{
isIngredientInARecipe = IsIngredientInARecipe(pickIngredientsViewModel);
isIngredientAlreadySelected = IsIngredientAlreadySelected(pickIngredientsViewModel);
if (isIngredientInARecipe && !isIngredientAlreadySelected)
{
AddSelectedIngredientToSession(pickIngredientsViewModel.SelectedIngredient, pickIngredientsViewModel.SelectedIngredients);
}
else
{
return(View(pickIngredientsViewModel));
}
}
}
