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using Nini.Config;
using NUnit.Framework;
using NUnit.Framework.SyntaxHelpers;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.CoreModules.Communications.REST;
using OpenSim.Tests.Common.Mock;
using OpenSim.Tests.Common.Setup;

namespace OpenSim.Region.Framework.Scenes.Tests
{
    /// <summary>
    /// Teleport tests in a standalone OpenSim
    /// </summary>    
    [TestFixture]
    public class StandaloneTeleportTests
    {
        /// <summary>
        /// Test a teleport between two regions that are not neighbours and do not share any neighbours in common.
        /// </summary>
        /// Does not yet do what is says on the tin.
        [Test]        
        public void TestSimpleNotNeighboursTeleport()
        {
            log4net.Config.XmlConfigurator.Configure();
            
            UUID sceneAId = UUID.Parse("00000000-0000-0000-0000-000000000100");
            UUID sceneBId = UUID.Parse("00000000-0000-0000-0000-000000000200");
            CommunicationsManager cm = new TestCommunicationsManager();

            // shared module
            IRegionModule interregionComms = new RESTInterregionComms();
            
            Scene sceneA = SceneSetupHelpers.SetupScene("sceneA", sceneAId, 1000, 1000, cm);
            SceneSetupHelpers.SetupSceneModules(sceneA, new IniConfigSource(), interregionComms);
            sceneA.RegisterRegionWithGrid();
            
            Scene sceneB = SceneSetupHelpers.SetupScene("sceneB", sceneBId, 1010, 1010, cm);
            SceneSetupHelpers.SetupSceneModules(sceneB, new IniConfigSource(), interregionComms);
            sceneB.RegisterRegionWithGrid();
 
            UUID agentId = UUID.Parse("00000000-0000-0000-0000-000000000041");                      
            TestClient client = SceneSetupHelpers.AddRootAgent(sceneA, agentId);
 
            ICapabilitiesModule sceneACapsModule = sceneA.RequestModuleInterface<ICapabilitiesModule>();
            
            Assert.That(
                sceneACapsModule.GetCapsPath(agentId), 
                Is.EqualTo(client.CapsSeedUrl), 
                "Incorrect caps object path set up in sceneA");
                        
            // FIXME: This is a hack to get the test working - really the normal OpenSim mechanisms should be used.
            client.TeleportTargetScene = sceneB;            
            client.Teleport(sceneB.RegionInfo.RegionHandle, new Vector3(100, 100, 100), new Vector3(40, 40, 40));
            
            Assert.That(sceneB.GetScenePresence(agentId), Is.Not.Null, "Client does not have an agent in sceneB");                                   
            Assert.That(sceneA.GetScenePresence(agentId), Is.Null, "Client still had an agent in sceneA");
            
            ICapabilitiesModule sceneBCapsModule = sceneB.RequestModuleInterface<ICapabilitiesModule>();
            
            // Temporary assertion - caps url construction should at least be doable through a method.
            Assert.That(
                "http://" + sceneB.RegionInfo.ExternalHostName + ":" + sceneB.RegionInfo.HttpPort + "/CAPS/" + sceneBCapsModule.GetCapsPath(agentId) + "0000/", 
                Is.EqualTo(client.CapsSeedUrl), 
                "Incorrect caps object path set up in sceneB");  
            
            // This assertion will currently fail since we don't remove the caps paths when no longer needed
            //Assert.That(sceneACapsModule.GetCapsPath(agentId), Is.Null, "sceneA still had a caps object path");
            
            // TODO: Check that more of everything is as it should be
            
            // TODO: test what happens if we try to teleport to a region that doesn't exist
        }
    }
}