using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Xml.Serialization;
using System.Reflection;

namespace api
{
    public class SearchService
    {
        public static void ProcessRequest(HttpContext context)
        {
            string op = context.Request.QueryString["op"];

            if (context.Request.Url.AbsolutePath.EndsWith("Search.svc"))
            {
                Search search = new Search();
                List<object> args = new List<object>();
                foreach (ParameterInfo pi in search.GetType().GetMethod(op).GetParameters())
                {
                    string value = context.Request.QueryString[pi.Name];
                    args.Add(value);
                }
                context.Response.ContentType = "application/xml";
                object retVal = search.GetType().GetMethod(op).Invoke(search, args.ToArray());
                //serialize return value to XML on the response stream
                XmlSerializer xs = new XmlSerializer(retVal.GetType());
                xs.Serialize(context.Response.OutputStream, retVal);
                context.Response.End();
            }
        }
    }
}