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 * 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 OpenSim 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
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 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Framework.Servers;
using OpenSim.Region.Physics.Manager;
using OpenSim.Region.Environment.Scenes;

namespace OpenSim.Region.Environment.Scenes.Tests
{        
    /// <summary>
    /// Utilities for constructing and performing operations upon scenes.
    /// </summary>
    public class SceneTestUtils
    {        
        /// <summary>
        /// Set up a test scene
        /// </summary>
        /// <returns></returns>
        public static TestScene SetupScene()
        {
            RegionInfo regInfo = new RegionInfo(1000, 1000, null, null);
            regInfo.RegionName = "Unit test region";
            regInfo.ExternalHostName = "1.2.3.4";
            
            AgentCircuitManager acm = new AgentCircuitManager();
            CommunicationsManager cm = new TestCommunicationsManager();
            SceneCommunicationService scs = new SceneCommunicationService(cm);            
            StorageManager sm = new OpenSim.Region.Environment.StorageManager("OpenSim.Data.Null.dll", "", "");
            BaseHttpServer httpServer = new BaseHttpServer(666);
            IConfigSource configSource = new IniConfigSource();
            
            TestScene testScene = new TestScene(
                regInfo, acm, cm, scs, null, sm, httpServer, null, false, false, false, configSource, null);
            
            testScene.LandChannel = new TestLandChannel();
            
            PhysicsPluginManager physicsPluginManager = new PhysicsPluginManager();
            physicsPluginManager.LoadPlugins();
            testScene.PhysicsScene = physicsPluginManager.GetPhysicsScene("basicphysics", "ZeroMesher", configSource);            
                        
            return testScene;
        }
        
        /// <summary>
        /// Add a root agent
        /// </summary>
        /// <param name="scene"></param>
        /// <param name="agentId"></param>
        /// <returns></returns>        
        public static void AddRootAgent(Scene scene, UUID agentId)
        {
            string firstName = "testfirstname";
            
            AgentCircuitData agent = new AgentCircuitData();
            agent.AgentID = agentId;
            agent.firstname = firstName;
            agent.lastname = "testlastname";
            agent.SessionID = UUID.Zero;
            agent.SecureSessionID = UUID.Zero;
            agent.circuitcode = 123;
            agent.BaseFolder = UUID.Zero;
            agent.InventoryFolder = UUID.Zero;
            agent.startpos = Vector3.Zero;
            agent.CapsPath = "http://wibble.com";
            
            scene.NewUserConnection(agent);
            scene.AddNewClient(new TestClient(agent), false);
        }
        
        /// <summary>
        /// Add a test object
        /// </summary>
        /// <param name="scene"></param>
        /// <returns></returns>
        public static SceneObjectPart AddSceneObject(Scene scene)
        {
            SceneObjectGroup sceneObject = new SceneObjectGroup();
            SceneObjectPart part 
                = new SceneObjectPart(UUID.Zero, PrimitiveBaseShape.Default, Vector3.Zero, Quaternion.Identity, Vector3.Zero);
            //part.UpdatePrimFlags(false, false, true);           
            part.ObjectFlags |= (uint)PrimFlags.Phantom;            
            sceneObject.SetRootPart(part);
            
            scene.AddNewSceneObject(sceneObject, false);
            
            return part;
        }
    }
}