public async Task <IActionResult> UpdateAsync(UpdateMealBindingModel bindingModel)
{
var result = await _mealService.UpdateAsync(bindingModel);
if (result.ErrorOccurred)
{
return(BadRequest(result));
}
return(Ok(result));
}
private async Task <Response <object> > ValidateUpdateViewModel(UpdateMealBindingModel bindingModel)
{
var response = new Response <object>();
bool mealExists = await _mealRepository.ExistAsync(x => x.Id == bindingModel.Id);
if (!mealExists)
{
response.AddError(Key.Meal, Error.NotExist);
}
return(response);
}
public async Task <Response <object> > UpdateAsync(UpdateMealBindingModel bindingModel)
{
//sprawdz czy posilek istnieje
var response = await ValidateUpdateViewModel(bindingModel);
var mealProductsTmp = new List <MealProducts>();
if (response.ErrorOccurred)
{
return(response);
}
//pobierz dane posilku do aktualizacji
var meal = await _mealRepository.GetByAsync(x => x.Id == bindingModel.Id);
//odłącz posiłek z Meal
_mealRepository.Detach(meal);
//Dla każdego podanego id produktu w posilku dodaj wpis w MealProducts
foreach (var productId in bindingModel.ProductsIds)
{
var updatedMealProduct = new MealProducts()
{
MealId = meal.Id,
ProductId = productId,
UserId = meal.UserId
};
//Dodaj wpis do listy która posłuży do aktualizacji mealProducts
mealProductsTmp.Add(updatedMealProduct);
}
//Wyciągnięcie istniejącego wpisu produktów aktualizowanego posiłku
var mealProducts = await _mealProductsRepository.GetAllByAsync(x => x.MealId == meal.Id).Result.ToListAsync();
//Usunięcie istniejących produktów w posiłku
foreach (var element in mealProducts)
{
bool deleteSucceed = await _mealProductsRepository.RemoveAsync(element);
if (!deleteSucceed)
{
response.AddError(Key.MealProducts, Error.NotExist);
return(response);
}
}
var updatedMeal = _mapper.Map <Meal>(bindingModel);
updatedMeal.MealProducts = mealProductsTmp;
updatedMeal.UserId = meal.UserId;
updatedMeal.User = meal.User;
updatedMeal.Id = meal.Id;
//Aktualizacja posiłku z produktami
bool updateSucceed = await _mealRepository.UpdateAsync(updatedMeal);
if (!updateSucceed)
{
response.AddError(Key.Meal, Error.UpdateError);
}
response.SuccessResult = bindingModel;
return(response);
}