public async Task <PagedCollection <FavouritesModel> > ListFavourites(string userName, int pageNumber, int itemsPerPage)
{
var rootItems = await _favouritesRepository.GetUserFavouritesAsync(userName);
var items = _mapper.Map <IEnumerable <Favourites>, IEnumerable <FavouritesModel> >(rootItems);
var paginatedItems = PagedCollection <FavouritesModel> .Create(items, pageNumber, itemsPerPage);
return(paginatedItems);
}
public async Task <IndexedResult <IEnumerable <MealPreviewVM> > > GetFavouriteMealsAsync(
Guid userId,
IndexedResult <MealPreviewVM> lastReturned,
int takeAmount = Constants.DEFAULT_DB_TAKE_VALUE
)
{
var usersFavourites = await _favouriteRepository.GetUserFavouritesAsync(userId, lastReturned?.Index ?? 0, takeAmount);
return(new IndexedResult <IEnumerable <MealPreviewVM> >()
{
Result = _mapper.Map <IEnumerable <MealPreviewVM> >(usersFavourites),
Index = lastReturned?.Index ?? 0 + usersFavourites.Count,
IsLast = usersFavourites.Count != takeAmount
});
}
public async Task <IndexedResult <IEnumerable <MealPreviewVM> > > SearchMealsAsync(
Guid userId,
IndexedResult <MealSearchVM> searchArgumentsVM,
int takeAmount = Constants.DEFAULT_DB_TAKE_VALUE)
{
var searchTask = _mealRepository.GetMealPreviewsByQueryAsync(
searchArgumentsVM.Result.Query,
searchArgumentsVM.Index,
takeAmount
);
var favouritesTask = _favouritesRepository.GetUserFavouritesAsync(
userId,
0,
int.MaxValue,
searchArgumentsVM.Result.Query);
await Task.WhenAll(searchTask, favouritesTask);
if (!searchTask.Result.Any())
{
return(new IndexedResult <IEnumerable <MealPreviewVM> >
{
Result = Enumerable.Empty <MealPreviewVM>(),
Index = 0,
IsLast = true
});
}
var searchResultVM = _mapper.Map <IEnumerable <MealPreviewVM> >(searchTask.Result);
SetIsFavouriteField(userId, favouritesTask.Result, searchResultVM);
return(new IndexedResult <IEnumerable <MealPreviewVM> >
{
Result = searchResultVM,
Index = searchArgumentsVM.Index + searchTask.Result.Count,
IsLast = searchTask.Result.Count != takeAmount
});
}
public async Task <IndexedResult <IEnumerable <MealPreviewVM> > > GetUsersMealsPreviewsAsync(
Guid userId,
IndexedResult <MealPreviewVM> lastReturned,
int takeAmount = Constants.DEFAULT_DB_TAKE_VALUE
)
{
var userMealPreviews = await _mealRepository.GetMealPreviewsAsync(userId, lastReturned?.Index ?? 0, takeAmount);
var userFavourites = await _favouritesRepository.GetUserFavouritesAsync(
userId,
0,
int.MaxValue);
var mealPreviewsVM = _mapper.Map <IEnumerable <MealPreviewVM> >(userMealPreviews);
SetIsFavourite(userFavourites, mealPreviewsVM);
return(new IndexedResult <IEnumerable <MealPreviewVM> >()
{
Result = mealPreviewsVM,
Index = (lastReturned?.Index ?? 0) + userMealPreviews.Count,
IsLast = userMealPreviews.Count != takeAmount
});
}
