using System;
using System.Collections.Generic;
using System.Collections;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using libsecondlife;
using Nwc.XmlRpc;
using OpenSim.Framework.Sims;
using OpenSim.Framework.Inventory;
using OpenSim.Framework.Utilities;

namespace OpenSim.Framework.User
{
    public class UserProfileManager : UserProfileManagerBase
    {
        public string GridURL;
        public string GridSendKey;
        public string GridRecvKey;
        public string DefaultStartupMsg;

        public UserProfileManager()
        {

        }

        public void SetKeys(string sendKey, string recvKey, string url, string message)
        {
            GridRecvKey = recvKey;
            GridSendKey = sendKey;
            GridURL = url;
            DefaultStartupMsg = message;
        }

        public virtual string ParseXMLRPC(string requestBody)
        {

            XmlRpcRequest request = (XmlRpcRequest)(new XmlRpcRequestDeserializer()).Deserialize(requestBody);

            switch (request.MethodName)
            {
                case "login_to_simulator":
                    XmlRpcResponse response = XmlRpcLoginMethod(request);

                    return (Regex.Replace(XmlRpcResponseSerializer.Singleton.Serialize(response), "utf-16", "utf-8"));
            }

            return "";
        }

        public string RestDeleteUserSessionMethod( string request, string path, string param )
        {
            LLUUID sessionid = new LLUUID(param);	// get usersessions/sessionid
            foreach (libsecondlife.LLUUID UUID in UserProfiles.Keys)
            {
                if ( UserProfiles[UUID].CurrentSessionID == sessionid)
                {
                     UserProfiles[UUID].CurrentSessionID = null;
                     UserProfiles[UUID].CurrentSecureSessionID = null;
                     UserProfiles[UUID].Circuits.Clear();
                }
            }

            return "OK";
        }

        public XmlRpcResponse XmlRpcLoginMethod(XmlRpcRequest request)
        {
            XmlRpcResponse response = new XmlRpcResponse();
            Hashtable requestData = (Hashtable)request.Params[0];

            bool GoodXML = (requestData.Contains("first") && requestData.Contains("last") && requestData.Contains("passwd"));
            bool GoodLogin = false;
            string firstname = "";
            string lastname = "";
            string passwd = "";

            if (GoodXML)
            {
                firstname = (string)requestData["first"];
                lastname = (string)requestData["last"];
                passwd = (string)requestData["passwd"];
                GoodLogin = AuthenticateUser(firstname, lastname, passwd);
            }


            if (!(GoodXML && GoodLogin))
            {
                response = CreateErrorConnectingToGridResponse();
            }
            else
            {
                UserProfile TheUser = GetProfileByName(firstname, lastname);
                //we need to sort out how sessions are logged out , currently the sim tells the gridserver
                //but if as this suggests the userserver handles it then please have the sim telling the userserver instead
                //as it really makes things messy for sandbox mode
                //if (!((TheUser.CurrentSessionID == null) && (TheUser.CurrentSecureSessionID == null)))
                // {
                //   response = CreateAlreadyLoggedInResponse();
                // }
                //else
                //{
                try
                {
                    Hashtable responseData = new Hashtable();

                    LLUUID AgentID = TheUser.UUID;
                    TheUser.InitSessionData();

                    //for loading data from a grid server, make any changes in CustomiseResponse() (or create a sub class of this and override that method)
                   //SimProfile SimInfo = new SimProfile();
                    //SimInfo = SimInfo.LoadFromGrid(TheUser.homeregionhandle, GridURL, GridSendKey, GridRecvKey);


                    Hashtable GlobalT = new Hashtable();
                    GlobalT["sun_texture_id"] = "cce0f112-878f-4586-a2e2-a8f104bba271";
                    GlobalT["cloud_texture_id"] = "fc4b9f0b-d008-45c6-96a4-01dd947ac621";
                    GlobalT["moon_texture_id"] = "fc4b9f0b-d008-45c6-96a4-01dd947ac621";
                    ArrayList GlobalTextures = new ArrayList();
                    GlobalTextures.Add(GlobalT);

                    Hashtable LoginFlagsHash = new Hashtable();
                    LoginFlagsHash["daylight_savings"] = "N";
                    LoginFlagsHash["stipend_since_login"] = "N";
                    LoginFlagsHash["gendered"] = "Y";
                    LoginFlagsHash["ever_logged_in"] = "Y";
                    ArrayList LoginFlags = new ArrayList();
                    LoginFlags.Add(LoginFlagsHash);

                    Hashtable uiconfig = new Hashtable();
                    uiconfig["allow_first_life"] = "Y";
                    ArrayList ui_config = new ArrayList();
                    ui_config.Add(uiconfig);

                    Hashtable ClassifiedCategoriesHash = new Hashtable();
                    ClassifiedCategoriesHash["category_name"] = "bla bla";
                    ClassifiedCategoriesHash["category_id"] = (Int32)1;
                    ArrayList ClassifiedCategories = new ArrayList();
                    ClassifiedCategories.Add(ClassifiedCategoriesHash);

		    ArrayList AgentInventory = new ArrayList();
                    Console.WriteLine("adding inventory to response");
		    Hashtable TempHash;
                    foreach (InventoryFolder InvFolder in TheUser.Inventory.InventoryFolders.Values)
                    {
                        TempHash = new Hashtable();
                        Console.WriteLine("adding folder " + InvFolder.FolderName + ", ID: " + InvFolder.FolderID.ToStringHyphenated() + " with parent: " + InvFolder.ParentID.ToStringHyphenated()); 
                        TempHash["name"] = InvFolder.FolderName;
                        TempHash["parent_id"] = InvFolder.ParentID.ToStringHyphenated();
                        TempHash["version"] = (Int32)InvFolder.Version;
                        TempHash["type_default"] = (Int32)InvFolder.DefaultType;
                        TempHash["folder_id"] = InvFolder.FolderID.ToStringHyphenated();
                        AgentInventory.Add(TempHash);
                    }

                    Hashtable InventoryRootHash = new Hashtable();
                    InventoryRootHash["folder_id"] = TheUser.Inventory.InventoryRoot.FolderID.ToStringHyphenated();
                    ArrayList InventoryRoot = new ArrayList();
                    InventoryRoot.Add(InventoryRootHash);

                    Hashtable InitialOutfitHash = new Hashtable();
                    InitialOutfitHash["folder_name"] = "Nightclub Female";
                    InitialOutfitHash["gender"] = "female";
                    ArrayList InitialOutfit = new ArrayList();
                    InitialOutfit.Add(InitialOutfitHash);

                    uint circode = (uint)(Util.RandomClass.Next());
                    //TheUser.AddSimCircuit(circode, SimInfo.UUID);

                    responseData["last_name"] = TheUser.lastname;
                    responseData["ui-config"] = ui_config;
                    responseData["sim_ip"] = "127.0.0.1"; //SimInfo.sim_ip.ToString();
                    responseData["login-flags"] = LoginFlags;
                    responseData["global-textures"] = GlobalTextures;
                    responseData["classified_categories"] = ClassifiedCategories;
                    responseData["event_categories"] = new ArrayList();
                    responseData["inventory-skeleton"] = AgentInventory;
                    responseData["inventory-skel-lib"] = new ArrayList();
                    responseData["inventory-root"] = InventoryRoot;
                    responseData["event_notifications"] = new ArrayList();
                    responseData["gestures"] = new ArrayList();
                    responseData["inventory-lib-owner"] = new ArrayList();
                    responseData["initial-outfit"] = InitialOutfit;
                    responseData["seconds_since_epoch"] = (Int32)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;
                    responseData["start_location"] = "last";
                    responseData["home"] = "{'region_handle':[r" + (997 * 256).ToString() + ",r" + (996 * 256).ToString() + "], 'position':[r" + TheUser.homepos.X.ToString() + ",r" + TheUser.homepos.Y.ToString() + ",r" + TheUser.homepos.Z.ToString() + "], 'look_at':[r" + TheUser.homelookat.X.ToString() + ",r" + TheUser.homelookat.Y.ToString() + ",r" + TheUser.homelookat.Z.ToString() + "]}";
                    responseData["message"] = DefaultStartupMsg;
                    responseData["first_name"] = TheUser.firstname;
                    responseData["circuit_code"] = (Int32)circode;
                    responseData["sim_port"] = 9000; //(Int32)SimInfo.sim_port;
                    responseData["secure_session_id"] = TheUser.CurrentSecureSessionID.ToStringHyphenated();
                    responseData["look_at"] = "\n[r" + TheUser.homelookat.X.ToString() + ",r" + TheUser.homelookat.Y.ToString() + ",r" + TheUser.homelookat.Z.ToString() + "]\n";
                    responseData["agent_id"] = AgentID.ToStringHyphenated();
                    responseData["region_y"] = (Int32)996 * 256; // (Int32)SimInfo.RegionLocY * 256;
                    responseData["region_x"] = (Int32)997 * 256;  //SimInfo.RegionLocX * 256;
                    responseData["seed_capability"] = "";
                    responseData["agent_access"] = "M";
                    responseData["session_id"] = TheUser.CurrentSessionID.ToStringHyphenated();
                    responseData["login"] = "true";

                    this.CustomiseResponse(ref responseData, TheUser);
                    response.Value = responseData;
 //                   TheUser.SendDataToSim(SimInfo);
		    return response;

                }
                catch (Exception E)
                {
                    Console.WriteLine(E.ToString());
                }
                //}
            }
            return response;

        }

        private static XmlRpcResponse CreateErrorConnectingToGridResponse()
        {
            XmlRpcResponse response = new XmlRpcResponse();
            Hashtable ErrorRespData = new Hashtable();
            ErrorRespData["reason"] = "key";
            ErrorRespData["message"] = "Error connecting to grid. Please double check your login details and check with the grid owner if you are sure these are correct";
            ErrorRespData["login"] = "false";
            response.Value = ErrorRespData;
            return response;
        }

        private static XmlRpcResponse CreateAlreadyLoggedInResponse()
        {
            XmlRpcResponse response = new XmlRpcResponse();
            Hashtable PresenceErrorRespData = new Hashtable();
            PresenceErrorRespData["reason"] = "presence";
            PresenceErrorRespData["message"] = "You appear to be already logged in, if this is not the case please wait for your session to timeout, if this takes longer than a few minutes please contact the grid owner";
            PresenceErrorRespData["login"] = "false";
            response.Value = PresenceErrorRespData;
            return response;
        }

        public virtual void CustomiseResponse(ref Hashtable response, UserProfile theUser)
        {
            //default method set up to act as ogs user server
            SimProfile SimInfo= new SimProfile();
            //get siminfo from grid server
            SimInfo = SimInfo.LoadFromGrid(theUser.homeregionhandle, GridURL, GridSendKey, GridRecvKey);
            Int32 circode = (Int32)Convert.ToUInt32(response["circuit_code"]);
            theUser.AddSimCircuit((uint)circode, SimInfo.UUID);
            response["home"] = "{'region_handle':[r" + (SimInfo.RegionLocX * 256).ToString() + ",r" + (SimInfo.RegionLocY * 256).ToString() + "], 'position':[r" + theUser.homepos.X.ToString() + ",r" + theUser.homepos.Y.ToString() + ",r" + theUser.homepos.Z.ToString() + "], 'look_at':[r" + theUser.homelookat.X.ToString() + ",r" + theUser.homelookat.Y.ToString() + ",r" + theUser.homelookat.Z.ToString() + "]}";
            response["sim_ip"] = SimInfo.sim_ip;
            response["sim_port"] = (Int32)SimInfo.sim_port;
            response["region_y"] = (Int32)SimInfo.RegionLocY * 256;
            response["region_x"] = (Int32)SimInfo.RegionLocX * 256;

            //default is ogs user server, so let the sim know about the user via a XmlRpcRequest
            Console.WriteLine(SimInfo.caps_url);
            Hashtable SimParams = new Hashtable();
            SimParams["session_id"] = theUser.CurrentSessionID.ToString();
            SimParams["secure_session_id"] = theUser.CurrentSecureSessionID.ToString();
            SimParams["firstname"] = theUser.firstname;
            SimParams["lastname"] = theUser.lastname;
            SimParams["agent_id"] = theUser.UUID.ToString();
            SimParams["circuit_code"] = (Int32)circode;
            ArrayList SendParams = new ArrayList();
            SendParams.Add(SimParams);

            XmlRpcRequest GridReq = new XmlRpcRequest("expect_user", SendParams);
            XmlRpcResponse GridResp = GridReq.Send(SimInfo.caps_url, 3000);
        }
    }
}