public async void GetReviewsByUser()
        {
            var list = await connectionHandler.DownloadReviewList();

            ReviewsList.Clear();

            foreach (var review in list)
            {
                var stream = await connectionHandler.DownloadThumbnail(review.id);

                using (var memoryStream = new MemoryStream())
                {
                    stream.CopyTo(memoryStream);
                    var bytes    = memoryStream.ToArray();
                    var imgSrc   = ImageSource.FromStream(() => new MemoryStream(bytes));
                    var menuItem = new ReviewMenuItem(review.id, review.userId, review.appId, review.category, review.temporalContext, review.spatialContext, review.socialContext, review.textReview, review.createdAt, review.updatedAt, review.imagePath, imgSrc);
                    ReviewsList.Add(menuItem);
                }
            }
        }
        public async Task Init()
        {
            List <MReview> restoranReviews = null;

            if (Restoran != null && Produkt == null)
            {
                restoranReviews = await _reviewsService.Get <List <MReview> >(new ReviewSearchRequest { RestoranId = Restoran.RestoranId });
            }
            else if (Produkt != null && Restoran == null)
            {
                restoranReviews = await _reviewsService.Get <List <MReview> >(new ReviewSearchRequest { ProduktId = Produkt.ProduktiId });
            }

            ReviewsList.Clear();

            foreach (var x in restoranReviews)
            {
                ReviewsList.Add(x);
            }
        }
        public async Task Init()
        {
            await Recommend();

            int maximum = await Helper.numInStorage(Product.Id);

            if (Quantity == 0)
            {
                _isAvailable = false;
            }

            WishlistsSearchRequest requestWish = new WishlistsSearchRequest
            {
                ProductId = Product.Id,
                UserId    = User.Id
            };

            try
            {
                ICollection <Wishlists> wishlist = await _wishlistsService.Get <ICollection <Wishlists> >(requestWish);

                if (wishlist.Count == 0)
                {
                    IsToggled = false;
                }
                else
                {
                    isFirstTime = true;
                    IsToggled   = true;
                }
            }
            catch (Exception ex)
            {
                IsToggled = false;
            }

            ReviewsSearchRequest requestAll = new ReviewsSearchRequest
            {
                ProductId = Product.Id
            };
            var listAll = await _reviewsService.Get <IEnumerable <Reviews> >(requestAll);

            ReviewsList.Clear();
            foreach (var item in listAll)
            {
                if (item.Description.Equals(""))
                {
                    item.Description = NO_CONTENT;
                }
                ReviewsList.Add(item);
            }

            ReviewsSearchRequest requestUser = new ReviewsSearchRequest
            {
                ProductId = Product.Id,
                UserId    = User.Id
            };
            var listUser = await _reviewsService.Get <ICollection <Reviews> >(requestUser);

            ReviewsListUser.Clear();
            foreach (var item in listUser)
            {
                if (item.Description.Equals(""))
                {
                    item.Description = NO_CONTENT;
                }
                ReviewsListUser.Add(item);
            }
        }
 private void OnLoginStateChanged(object sender, EventArgs e)
 {
     ReviewsList.Clear();
     GetReviewsByUser();
 }