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/*
 * 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 System;
using System.Collections.Generic;
using System.Reflection;
using log4net;
using Mono.Addins;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.Packets;
using OpenSim.Framework;
using OpenSim.Region.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;

namespace OpenSim.Region.CoreModules.World.Objects.BuySell
{
    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "BuySellModule")]
    public class BuySellModule : INonSharedRegionModule
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        
        protected Scene m_scene = null;
        
        public string Name { get { return "Object BuySell Module"; } }        
        public Type ReplaceableInterface { get { return null; } }        

        public void Initialise(IConfigSource source) {}
        
        public void AddRegion(Scene scene)
        {
            m_scene = scene;
            m_scene.EventManager.OnNewClient += SubscribeToClientEvents;
        }
        
        public void RemoveRegion(Scene scene) 
        {
            m_scene.EventManager.OnNewClient -= SubscribeToClientEvents;
        }
        
        public void RegionLoaded(Scene scene) {}
        
        public void Close() 
        {
            RemoveRegion(m_scene);
        }
        
        public void SubscribeToClientEvents(IClientAPI client)
        {
            client.OnObjectSaleInfo += ObjectSaleInfo;         
        }           

        protected void ObjectSaleInfo(
            IClientAPI client, UUID agentID, UUID sessionID, uint localID, byte saleType, int salePrice)
        {
            SceneObjectPart part = m_scene.GetSceneObjectPart(localID);
            if (part == null || part.ParentGroup == null)
                return;

            if (part.ParentGroup.IsDeleted)
                return;

            part = part.ParentGroup.RootPart;

            part.ObjectSaleType = saleType;
            part.SalePrice = salePrice;

            part.ParentGroup.HasGroupChanged = true;

            part.GetProperties(client);
        }        
    }
}