/**
 * Navit, a modular navigation system.
 * Copyright (C) 2005-2008 Navit Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * 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 General Public License
 * along with this program; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 */

#include <glib.h>
#include <string.h>
#include "config.h"
#include "debug.h"
#include "coord.h"
#include "item.h"
#include "navit.h"
#include "map.h"
#include "route.h"
#include "callback.h"
#include "transform.h"
#include "plugin.h"
#include "vehicle.h"
#include "event.h"
#include "corelocation.h"

struct vehicle_priv {
	int interval;
	int position_set;
	struct callback_list *cbl;
	struct navit *navit;
	struct coord_geo geo;
	struct coord last;
	double config_speed;
	double speed;
	double direction;
	double radius;
	struct callback *timer_callback;
	struct event_timeout *timer;
	char str_time[200];
};

static void
vehicle_iphone_destroy(struct vehicle_priv *priv)
{
	corelocation_exit();
	g_free(priv);
}

static int
vehicle_iphone_position_attr_get(struct vehicle_priv *priv,
			       enum attr_type type, struct attr *attr)
{
	switch (type) {
	case attr_position_speed:
		attr->u.numd = &priv->speed;
		break;
	case attr_position_direction:
		attr->u.numd = &priv->direction;
		break;
	case attr_position_coord_geo:
		attr->u.coord_geo = &priv->geo;
		break;
	case attr_position_time_iso8601:
		attr->u.str = priv->str_time;
		break;
	case attr_position_radius:
		attr->u.numd = &priv->radius;
		break;
	case attr_position_nmea:
		return 0;
	default:
		return 0;
	}
	attr->type = type;
	return 1;
}

static int
vehicle_iphone_set_attr(struct vehicle_priv *priv, struct attr *attr)
{
	if (attr->type == attr_navit) {
		priv->navit = attr->u.navit;
		return 1;
	}
	return 0;
}

struct vehicle_methods vehicle_iphone_methods = {
	vehicle_iphone_destroy,
	vehicle_iphone_position_attr_get,
	vehicle_iphone_set_attr,
};

void
vehicle_iphone_update(void *arg, 
	double lat,
	double lng,
	double dir,
	double spd,
	char * str_time,
	double radius
	)
{
	struct vehicle_priv * priv = arg;
	priv->geo.lat = lat;
	priv->geo.lng = lng;
	if(dir > 0) priv->direction = dir;
	if(spd > 0) priv->speed = spd*3.6;
	strcpy(priv->str_time, str_time);
	priv->radius = radius;

	dbg(lvl_debug,"position_get lat:%f lng:%f (spd:%f dir:%f time:%s)\n", priv->geo.lat, priv->geo.lng, priv->speed, priv->direction, priv->str_time);
	callback_list_call_attr_0(priv->cbl, attr_position_coord_geo);
}



static struct vehicle_priv *
vehicle_iphone_new(struct vehicle_methods
		 *meth, struct callback_list
		 *cbl, struct attr **attrs)
{
	struct vehicle_priv *ret;
	struct attr *interval,*speed,*position_coord_geo;

	dbg(lvl_debug, "enter\n");
	ret = g_new0(struct vehicle_priv, 1);
	ret->cbl = cbl;
	ret->interval=1000;
	ret->config_speed=40;
	if ((speed=attr_search(attrs, NULL, attr_speed))) {
		ret->config_speed=speed->u.num;
	}
	if ((interval=attr_search(attrs, NULL, attr_interval)))
		ret->interval=interval->u.num;
	if ((position_coord_geo=attr_search(attrs, NULL, attr_position_coord_geo))) {
		ret->geo=*(position_coord_geo->u.coord_geo);
		ret->position_set=1;
		dbg(lvl_debug,"position_set %f %f\n", ret->geo.lat, ret->geo.lng);
	}
	*meth = vehicle_iphone_methods;
	ret->str_time[0] = '\0';

	/** Initialize corelocation */
	corelocation_init(ret, vehicle_iphone_update);

	return ret;
}

void
plugin_init(void)
{
	dbg(lvl_debug, "enter\n");
	plugin_register_category_vehicle("iphone", vehicle_iphone_new);
}