/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSimulator Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using log4net;
using System;
using System.IO;
using System.Collections;
using System.Reflection;
using Nini.Config;
using OpenSim.Framework;

using OpenSim.Services.Interfaces;
using OpenSim.Server.Base;
using OpenMetaverse;

namespace OpenSim.Services.Connectors
{
    public class RemoteFreeswitchConnector : IFreeswitchService
    {
        private static readonly ILog m_log =
                LogManager.GetLogger(
                MethodBase.GetCurrentMethod().DeclaringType);

        private string m_ServerURI = String.Empty;

        public RemoteFreeswitchConnector()
        {
        }

        public RemoteFreeswitchConnector(string serverURI)
        {
            m_ServerURI = serverURI.TrimEnd('/') + "/region-config";
        }

        public RemoteFreeswitchConnector(IConfigSource source)
        {
            Initialise(source);
        }

        public virtual void Initialise(IConfigSource source)
        {
            IConfig freeswitchConfig = source.Configs["FreeSwitchVoice"];
            if (freeswitchConfig == null)
            {
                m_log.Error("[FREESWITCH CONNECTOR]: FreeSwitchVoice missing from OpenSim.ini");
                throw new Exception("Freeswitch connector init error");
            }

            string serviceURI = freeswitchConfig.GetString("FreeswitchServiceURL",
                    String.Empty);

            if (serviceURI.Length == 0)
            {
                m_log.Error("[FREESWITCH CONNECTOR]: No FreeswitchServiceURL named in section FreeSwitchVoice");
                throw new Exception("Freeswitch connector init error");
            }
            m_ServerURI = serviceURI.TrimEnd('/') + "/region-config";
        }

        public Hashtable HandleDirectoryRequest(Hashtable requestBody)
        {
            // not used here
            return new Hashtable();
        }

        public Hashtable HandleDialplanRequest(Hashtable requestBody)
        {
            // not used here
            return new Hashtable();
        }

        public string GetJsonConfig()
        {
            m_log.DebugFormat("[FREESWITCH CONNECTOR]: Requesting config from {0}", m_ServerURI);
            return SynchronousRestFormsRequester.MakeRequest("GET",
                    m_ServerURI, String.Empty);
        }
    }
}