public async void getCartDetails()
        {
            int UserId = 0;

            sessionManagement = new Session_management(this.Context);
            if (sessionManagement.isLoggedIn())
            {
                UserId = Convert.ToInt32(sessionManagement.getUserDetails().Get(BaseURL.KEY_ID).ToString());
            }
            var getDataUrl     = new System.Uri(BaseURL.Get_CartList + UserId);
            var getCheckoutURL = new System.Uri(BaseURL.GetCheckoutList + UserId);

            using (var client = new HttpClient())
            {
                var storeCartResponse = await client.GetStringAsync(getDataUrl);

                sessionManagement.SetStoreCart(storeCartResponse);

                MainActivity.totalBudgetCount.Text = JsonConvert.DeserializeObject <List <StoreCart> >(storeCartResponse).Count().ToString();

                var checkoutData = await client.GetStringAsync(getCheckoutURL);

                sessionManagement.SetCheckout(checkoutData);
            }
        }