/*
 *  openmoko-dates -- OpenMoko Calendar Application
 *
 *  Authored by Chris Lord <chris@openedhand.com>
 *
 *  Copyright (C) 2006-2007 OpenMoko Inc.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser Public License as published by
 *  the Free Software Foundation; version 2 of the license.
 *
 *  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 Lesser Public License for more details.
 *
 *  Current Version: $Rev$ ($Date$) [$Author$]
 */

#include <string.h>
#include "dates-timezone-tile.h"

G_DEFINE_TYPE (DatesTimezoneTile, dates_timezone_tile, TAKU_TYPE_ICON_TILE)

#define TIMEZONE_TILE_PRIVATE(o) \
	(G_TYPE_INSTANCE_GET_PRIVATE ((o), DATES_TYPE_TIMEZONE_TILE, \
	DatesTimezoneTilePrivate))

typedef struct _DatesTimezoneTilePrivate DatesTimezoneTilePrivate;

struct _DatesTimezoneTilePrivate
{
	gchar *search_casefold;
};

enum {
	PROP_TIME = 1,
};

static void
dates_timezone_tile_get_property (GObject *object, guint property_id,
				  GValue *value, GParamSpec *pspec)
{
	switch (property_id) {
	    default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
	}
}

static void
dates_timezone_tile_set_property (GObject *object, guint property_id,
				  const GValue *value, GParamSpec *pspec)
{
	switch (property_id) {
	    case PROP_TIME :
		dates_timezone_tile_set_timezone (DATES_TIMEZONE_TILE (object),
			JANA_ECAL_TIME (g_value_get_object (value)));
		break;
	    default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
	}
}

static void
dates_timezone_tile_dispose (GObject *object)
{
	if (G_OBJECT_CLASS (dates_timezone_tile_parent_class)->dispose)
		G_OBJECT_CLASS (dates_timezone_tile_parent_class)->
			dispose (object);
}

static void
dates_timezone_tile_finalize (GObject *object)
{
	DatesTimezoneTilePrivate *priv = TIMEZONE_TILE_PRIVATE (object);
	
	g_free (priv->search_casefold);
	G_OBJECT_CLASS (dates_timezone_tile_parent_class)->finalize (object);
}

static gboolean
dates_timezone_tile_matches_filter (TakuTile *tile, gpointer filter)
{
	gboolean match;
	gchar *filter_casefold;
	
	DatesTimezoneTilePrivate *priv = TIMEZONE_TILE_PRIVATE (tile);
	
	if (!filter) return TRUE;
	
	filter_casefold = g_utf8_casefold (filter, -1);
	match = (strstr (priv->search_casefold, filter_casefold)) ?
		TRUE : FALSE;
	g_free (filter_casefold);
	
	return match;
}

static void
dates_timezone_tile_class_init (DatesTimezoneTileClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);
	TakuTileClass *tile_class = TAKU_TILE_CLASS (klass);

	g_type_class_add_private (klass, sizeof (DatesTimezoneTilePrivate));

	object_class->get_property = dates_timezone_tile_get_property;
	object_class->set_property = dates_timezone_tile_set_property;
	object_class->dispose = dates_timezone_tile_dispose;
	object_class->finalize = dates_timezone_tile_finalize;
	
	tile_class->matches_filter = dates_timezone_tile_matches_filter;

	g_object_class_install_property (
		object_class,
		PROP_TIME,
		g_param_spec_object (
			"time",
			"JanaEcalTime *",
			"A JanaTime to get the timezone details from.",
			JANA_ECAL_TYPE_TIME,
			G_PARAM_WRITABLE));
}

static void
dates_timezone_tile_init (DatesTimezoneTile *self)
{
}

GtkWidget *
dates_timezone_tile_new ()
{
	return GTK_WIDGET (g_object_new (DATES_TYPE_TIMEZONE_TILE, NULL));
}

void
dates_timezone_tile_set_timezone (DatesTimezoneTile *tile, JanaEcalTime *time)
{
	gchar *string, *tzname;
	DatesTimezoneTilePrivate *priv = TIMEZONE_TILE_PRIVATE (tile);
	
	if (priv->search_casefold) {
		taku_icon_tile_set_primary (TAKU_ICON_TILE (tile), "");
		taku_icon_tile_set_secondary (TAKU_ICON_TILE (tile), "");
		g_free (priv->search_casefold);
		priv->search_casefold = NULL;
	}

	if (!time) return;

	string = g_strdelimit (g_strdup (jana_ecal_time_get_location (time)),
		"_", ' ');
	taku_icon_tile_set_primary (TAKU_ICON_TILE (tile), string);
	g_free (string);
	
	tzname = jana_time_get_tzname (JANA_TIME (time));
	string = g_strdup_printf ("%s (UTC %+lg)", tzname,
		(((gdouble)jana_time_get_offset (JANA_TIME (time)))/60.0)/60.0);
	g_free (tzname);
	taku_icon_tile_set_secondary (TAKU_ICON_TILE (tile), string);
	g_free (string);
	
	/* Create case-folded search string */
	string = g_strconcat (
		taku_icon_tile_get_primary (TAKU_ICON_TILE (tile)),
		taku_icon_tile_get_secondary (TAKU_ICON_TILE (tile)), NULL);
	priv->search_casefold = g_utf8_casefold (string, -1);
	g_free (string);
}