using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Protocol
{

    // http://luetzschena-stahmeln.de/dictd/xmllist.php

    public class Dict : SocketClient
    {


        #region notes

        // fixme: this needs to be a socket client for connecting to a dict server, getting a response, closing, and returning the definition
        // fixme: find a server to connect to
        // fixme: dict is on port 2628

        // server list: http://luetzschena-stahmeln.de/dictd/index.php

        // * dict.org, dict.us.dict.org, dict0.us.dict.org (primary server)
        // * dict1.us.dict.org (backup server)
        // * alt0.dict.org (secondary backup server, of last resort)
        // * all.dict.org (DNS round-robin of dict?.us.dict.org)

        // test.dict.org

        // onconnectinitialize
        // onconnect
        // ondisconnect
        // onconnectionfailed

        // onserverlist
        // ondefinitionreceived
        // onerror
        // onauthenticationresult
        // onclientidentification
        // onsenderror (not connected), (unknown)

        // Server
        // Port
        // Username
        // Password

        #endregion

        #region constructor

        public Dict(string server, int port)
        {
            Server = server;
            Port = port;

        }

        #endregion

        #region processing

        protected override void DataHandler(string message)
        {

            /*
                DATABASES_PRESENT		= '110'
                STRATEGIES_AVAILABLE		= '111'
                DATABASE_INFORMATION		= '112'
                HELP_TEXT			= '113'
                SERVER_INFORMATION		= '114'
                CHALLENGE_FOLLOWS		= '130'
                DEFINITIONS_RETRIEVED		= '150'
                WORD_DEFINITION		= '151'
                MATCHES_PRESENT		= '152'
                STATUS_RESPONSE		= '210'
                CONNECTION_ESTABLISHED	= '220'
                CLOSING_CONNECTION		= '221'
                AUTHENTICATION_SUCCESSFUL	= '230'
                OK				= '250'
                SEND_RESPONSE			= '330'
                TEMPORARILY_UNAVAILABLE	= '420'
                SHUTTING_DOWN			= '421'
                UNRECOGNISED_COMMAND		= '500'
                ILLEGAL_PARAMETERS		= '501'
                COMMAND_NOT_IMPLEMENTED	= '502'
                PARAMETER_NOT_IMPLEMENTED	= '503'
                ACCESS_DENIED			= '530'
                AUTH_DENIED			= '531'
                UNKNOWN_MECHANISM		= '532'
                INVALID_DATABASE		= '550'
                INVALID_STRATEGY		= '551'
                NO_MATCH 			= '552'
                NO_DATABASES_PRESENT		= '554'
                NO_STRATEGIES_AVAILABLE	= '555'
            */


        }

        #endregion

        #region methods

        public void DefineClient(string ClientName)
        {
            WriteRAW("CLIENT " + ClientName);
        }

        public void Quit()
        {
            WriteRAW("QUIT");
            Disconnect();
            // close the socket
        }

        public void RequestDefinition(string Database, string word)
        {
            if (Database == "") { Database = "*"; }
            WriteRAW("DEFINE " + Database + " \"" + word + "\"");
            // datamode Dict.GetDefinition
        }

        public void RequestWordMatch(string Database, string Strategy, string Word)
        {
            WriteRAW("MATCH " + Database + " " + Strategy + " " + Word);
            //
        }

        public void RequestDatabases()
        {
            WriteRAW("SHOW DB");
            // datamode Dict.GetDatabases
        }

        public void RequestDatabaseInformation(string Database)
        {
            WriteRAW("SHOW INFO " + Database);
        }

        public void RequestStrategyList()
        {
            WriteRAW("SHOW STRAT");
            // datamode Dict.GetStrategies
        }

        public void RequestServerInformation()
        {
            WriteRAW("SHOW SERVER");
            // datamode Dict.GetServerInformation
        }

        public void RequestServerStatus()
        {
            WriteRAW("STATUS");
            // 
        }

        public void RequestHelp()
        {
            WriteRAW("HELP");
            // datamode Dict.GetHelp
        }

        public void SendClientInformation(string Information)
        {
            WriteRAW("CLIENT " + Information);
            // datamode Dict.ClientID
        }

        public void SendAuthentication(string UserName, string Password)
        {
            // fixme: get an MD5 of the password
            WriteRAW("AUTH " + UserName + " " + Password);
            // datamode Dict.Authorizing

        }

        #endregion


    }
}