/**
 * GMyth Library
 *
 * @file gmyth/gmyth_remote_util.c
 * 
 * @brief <p> This component provides utility functions for accessing remote data.
 *
 * Copyright (C) 2006 INdT - Instituto Nokia de Tecnologia.
 * @author Hallyson Luiz de Morais Melo <hallyson.melo@indt.org.br>
 *
 *//*
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "gmyth_remote_util.h"
 
#include "gmyth_recorder.h"
#include "gmyth_stringlist.h"
#include "gmyth_debug.h"

/** Requests the Mythtv backend for a free remote recorder.
 * 
 * @param curr The recorder index, or -1 to consider the first one.
 * @return the remote encoder instance available, or NULL if any error happens.
 */
GMythRecorder*
remote_request_next_free_recorder (GMythSocket *socket, int curr)
{
    GMythRecorder *recorder = NULL;
    GString *hostname;
    int num, port;
	
    GMythStringList *strlist = gmyth_string_list_new();
	
    gmyth_debug ("[%s] Request next free recorder in the backend", __FUNCTION__);
	
    gmyth_string_list_append_char_array (strlist, "GET_NEXT_FREE_RECORDER");
    gmyth_string_list_append_int (strlist, curr);

    if (!gmyth_socket_sendreceive_stringlist(socket, strlist)) {
    	g_warning ("GET_NEXT_FREE_RECORDER request error!\n");
        return NULL;
    }

    num = gmyth_string_list_get_int (strlist, 0);
    hostname = gmyth_string_list_get_string (strlist, 1);
    port = gmyth_string_list_get_int (strlist, 2);
    
    if ( num < 0 || port < 0 )
    	goto clean_up;

    gmyth_debug ("[%s] Free recorder info received: num: %d, hostname: %s, port: %d", 
				__FUNCTION__, num, hostname->str, port);
	
    recorder = gmyth_recorder_new (num, hostname, port);

clean_up:
	
    g_object_unref (strlist);
	
    return recorder;
}