/*
 * Copyright 2013 Canonical Ltd.
 *
 * Authors:
 *   Charles Kerr <charles.kerr@canonical.com>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 3, 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 warranties of
 * MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
 */

#include "timezone.h"

G_DEFINE_TYPE (IndicatorDatetimeTimezone,
               indicator_datetime_timezone,
               G_TYPE_OBJECT)

enum
{
  PROP_0,
  PROP_TIMEZONE,
  PROP_LAST
};

static GParamSpec * properties[PROP_LAST] = { 0, };

struct _IndicatorDatetimeTimezonePriv
{
  GString * timezone;
};

typedef struct _IndicatorDatetimeTimezonePriv priv_t;

static void
my_get_property (GObject     * o,
                 guint         property_id,
                 GValue      * value,
                 GParamSpec  * pspec)
{
  IndicatorDatetimeTimezone * self = INDICATOR_DATETIME_TIMEZONE (o);

  switch (property_id)
    {
      case PROP_TIMEZONE:
        g_value_set_string (value, indicator_datetime_timezone_get_timezone (self));
        break;

      default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID (o, property_id, pspec);
    }
}

static void
my_finalize (GObject * o)
{
  priv_t * p = INDICATOR_DATETIME_TIMEZONE(o)->priv;

  g_string_free (p->timezone, TRUE);

  G_OBJECT_CLASS (indicator_datetime_timezone_parent_class)->finalize (o);
}

static void
/* cppcheck-suppress unusedFunction */
indicator_datetime_timezone_class_init (IndicatorDatetimeTimezoneClass * klass)
{
  GObjectClass * object_class;
  const GParamFlags flags = G_PARAM_READABLE | G_PARAM_STATIC_STRINGS;

  g_type_class_add_private (klass, sizeof (IndicatorDatetimeTimezonePriv));

  object_class = G_OBJECT_CLASS (klass);
  object_class->get_property = my_get_property;
  object_class->finalize = my_finalize;

  properties[PROP_TIMEZONE] = g_param_spec_string ("timezone",
                                                   "Timezone",
                                                   "Timezone",
                                                   "",
                                                   flags);

  g_object_class_install_properties (object_class, PROP_LAST, properties);
}

static void
indicator_datetime_timezone_init (IndicatorDatetimeTimezone * self)
{
  priv_t * p;

  p = G_TYPE_INSTANCE_GET_PRIVATE (self,
                                   INDICATOR_TYPE_DATETIME_TIMEZONE,
                                   IndicatorDatetimeTimezonePriv);

  p->timezone = g_string_new (NULL);

  self->priv = p;
}

/***
****
***/

const char *
indicator_datetime_timezone_get_timezone (IndicatorDatetimeTimezone * self)
{
  g_return_val_if_fail (INDICATOR_IS_DATETIME_TIMEZONE (self), NULL);

  return self->priv->timezone->str;
}

void
indicator_datetime_timezone_set_timezone (IndicatorDatetimeTimezone * self,
                                          const char                * timezone)
{
  priv_t * p = self->priv;

  if (g_strcmp0 (p->timezone->str, timezone))
    {
      if (timezone != NULL)
        g_string_assign (p->timezone, timezone);
      else
        g_string_set_size (p->timezone, 0);
      g_debug ("%s new timezone set: '%s'", G_STRLOC, p->timezone->str);
      g_object_notify_by_pspec (G_OBJECT(self), properties[PROP_TIMEZONE]);
    }
}