//----------------------------------------------------------------------------
//
//  Copyright (C) Intel Corporation, 2011 All Rights Reserved.
//
//  File:       MpsInterfaceClientApi.cs 
//  
//----------------------------------------------------------------------------

using System;
using System.Xml;

namespace MPSInterfaceClient
{
    class MpsInterfaceClientApi
    {
        #region DATA_MEMBERS

        /// <summary>
        /// Mps's instance to access the MpsInterface.
        /// </summary>
        private MPSInterfaceService mps;

        #endregion DATA_MEMBERS

        #region CONSTRACTOR

        /// <summary>
        /// Constractor. 
        /// </summary>
        /// <param url="url">string, url of the Mps server</param>
        public MpsInterfaceClientApi(string url)
        {
            mps = new MPSInterfaceService();
            mps.Url = url;
        }

        #endregion CONSTRACTOR

        #region PUBLIC_FUNCTION

        /// <summary>
        /// Get all contexts machines. 
        /// </summary>
        public void getAllContexts()
        {
            object enumerateContexts = new object();
            XmlElement[] Any;
            XmlAttribute[] AnyAttr;
            string expTime = mps.EnumerateConnectedMachines(out enumerateContexts, out Any, out AnyAttr);
                object EndOfSequence;
                do
                {
                    SystemType[] st = mps.Pull(enumerateContexts, "1", Any, ref AnyAttr, out EndOfSequence);
                    foreach (SystemType s in st)
                    {
                        Console.WriteLine("System: {0}", s.SystemName);
                    }
                } while (EndOfSequence == null);
        }

        /// <summary>
        /// Subscribe machine for notifiction. 
        /// </summary>
        /// <param deilvery="delivery">string, uri of machine to add in the list of machines.</param>
        public void subscribeForNotification(string delivery)
        {
            System.Xml.XmlElement[] Any = null;
            System.Xml.XmlAttribute[] AnyAttr = null;
            mps.SubscribeForNotifications(delivery, ref Any, ref AnyAttr);
            Console.WriteLine("Subscribe: {0}", delivery);
        }

        /// <summary>
        /// Unsubscribe machine for notifiction.
        /// </summary>
        /// <param delivery="delivery">string, uri of machine remove from the list of machines.</param>
        public void unsubscribeForNotification(string delivery)
        {
            XmlElement[] Any = null;
            XmlAttribute[] AnyAttr = null;
            mps.Unsubscribe(delivery, Any, AnyAttr);
            Console.WriteLine("Unsubscribe: {0}", delivery);
        }

        /// <summary>
        /// Check if spesific machine is connected.
        /// </summary>
        /// <param delvery="delvery">string, uri of specific machine.</param>
        public void isMachineConnected(string uri)
        {
            SystemType st = new SystemType();
            st.SystemName = uri;
            System.Xml.XmlElement[] Any = null;
            bool flag = mps.IsMachineConnected(st, ref Any);
            if (false == flag)
                Console.WriteLine("This machine is'nt connected");
            else
                Console.WriteLine("This machine connected");
        }

        #endregion
    }
}