using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Web;

namespace TwitterRequest
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class Twitter : Window
    {

        string twitterUserName = "oetsieloetsie";
        string twitterPassword = "toettoetboingboing";

        public Twitter()
        {
            InitializeComponent();
        }

        private void requestAnswerClick(object sender, RoutedEventArgs e)
        {
            HttpWebRequest request;
            HttpWebResponse response = null;
            StreamReader reader;
            StringBuilder sbSource;
            Uri address = new Uri("http://api.search.yahoo.com/ContentAnalysisService/V1/termExtraction");

            if (address == null) { throw new ArgumentNullException("address"); }

            try
            {
                // Create and initialize the web request
                request = WebRequest.Create(address) as HttpWebRequest;
                request.UserAgent = ".NET Sample";
                request.KeepAlive = false;
                // Set timeout to 15 seconds
                request.Timeout = 15 * 1000;

                // Get response
                response = request.GetResponse() as HttpWebResponse;

                if (request.HaveResponse == true && response != null)
                {
                    // Get the response stream
                    reader = new StreamReader(response.GetResponseStream());

                    // Read it into a StringBuilder
                    sbSource = new StringBuilder(reader.ReadToEnd());

                    // Console application output
                    respondAnswer.Text = sbSource.ToString();
                }
            }
            catch (WebException wex)
            {
                // This exception will be raised if the server didn't return 200 - OK
                // Try to retrieve more information about the network error
                if (wex.Response != null)
                {
                    using (HttpWebResponse errorResponse = (HttpWebResponse)wex.Response)
                    {
                        Console.WriteLine(
                            "The server returned '{0}' with the status code {1} ({2:d}).",
                            errorResponse.StatusDescription, errorResponse.StatusCode,
                            errorResponse.StatusCode);
                    }
                }
            }
            finally
            {
                if (response != null) { response.Close(); }
            }
        }
    }
}