using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using com.amazon.webservices;
using System.Xml.Serialization;
using System.IO;

public partial class _default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        // If this page was passed any keywords, then GetResults
        if (Request.Params["keywords"] != null)
        {
            GetResults();
        }
    } 
    
    void GetResults()
    {
        string strKeywords = Request.Params["keywords"];
        string strSearchIndex = Request.Params["searchIndex"];

        // Check for null and set the default (music)
        if (strSearchIndex == null) strSearchIndex = "Music";
        ItemSearchResponse myResponse = AmazonUtility.SearchAmazon(strKeywords, strSearchIndex);

        // If the request is for RSS data, then obtain the RSS
        if (Request.Params["type"] == "rss")
        { 
            // Since this is RSS, need to clear the existing Response stream
            Response.Clear();
            // Set the response type to XML
            Response.ContentType = "text/xml";

            // Obtain the RSS
            string strRSS = AmazonUtility.GetResultsFromResponse(myResponse, true);
            // Write out the RSS
            Response.Write(strRSS);

            // End the response so the ASPX form does not get output
            Response.End();            
        }
        else
        {
            // Otherwise just output the HTML results. 
            myResults.Text = AmazonUtility.GetResultsFromResponse(myResponse, false);
        }
    }

    protected void cmdSubmit_ServerClick(object sender, EventArgs e)
    {
        // Process the button-click 
        GetResults();
    }
}