/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil; -*- */

/* vim:set et sts=4: */

/* IBus - The Input Bus

 * Copyright (C) 2008-2010 Peng Huang <shawn.p.huang@gmail.com>

 * Copyright (C) 2008-2010 Red Hat, Inc.

 *

 * This library 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 2.1 of the License, or (at your option) any later version.

 *

 * This library 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 General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301

 * USA

 */

#include "ibusproplist.h"

/* functions prototype */

static void         ibus_prop_list_destroy      (IBusPropList       *prop_list);

static gboolean     ibus_prop_list_serialize    (IBusPropList       *prop_list,

                                                 GVariantBuilder    *builder);

static gint         ibus_prop_list_deserialize  (IBusPropList       *prop_list,

                                                 GVariant           *variant);

static gboolean     ibus_prop_list_copy         (IBusPropList       *dest,

                                                 const IBusPropList *src);

G_DEFINE_TYPE (IBusPropList, ibus_prop_list, IBUS_TYPE_SERIALIZABLE)

static void

ibus_prop_list_class_init (IBusPropListClass *class)

{

    IBusObjectClass *object_class = IBUS_OBJECT_CLASS (class);

    IBusSerializableClass *serializable_class = IBUS_SERIALIZABLE_CLASS (class);

    object_class->destroy = (IBusObjectDestroyFunc) ibus_prop_list_destroy;

    serializable_class->serialize   = (IBusSerializableSerializeFunc) ibus_prop_list_serialize;

    serializable_class->deserialize = (IBusSerializableDeserializeFunc) ibus_prop_list_deserialize;

    serializable_class->copy        = (IBusSerializableCopyFunc) ibus_prop_list_copy;

}

static void

ibus_prop_list_init (IBusPropList *prop_list)

{

    prop_list->properties = g_array_new (TRUE, TRUE, sizeof (IBusProperty *));

}

static void

ibus_prop_list_destroy (IBusPropList *prop_list)

{

    IBusProperty **p;

    gint i;

    p = (IBusProperty **) g_array_free (prop_list->properties, FALSE);

    for (i = 0; p[i] != NULL; i++) {

        g_object_unref (p[i]);

    }

    g_free (p);

    IBUS_OBJECT_CLASS (ibus_prop_list_parent_class)->destroy ((IBusObject *) prop_list);

}

static gboolean

ibus_prop_list_serialize (IBusPropList    *prop_list,

                          GVariantBuilder *builder)

{

    gboolean retval;

    guint i;

    retval = IBUS_SERIALIZABLE_CLASS (ibus_prop_list_parent_class)->serialize ((IBusSerializable *) prop_list, builder);

    g_return_val_if_fail (retval, FALSE);

    GVariantBuilder array;

    g_variant_builder_init (&array, G_VARIANT_TYPE ("av"));

    for (i = 0;; i++) {

        IBusProperty *prop = ibus_prop_list_get (prop_list, i);

        if (prop == NULL)

            break;

        g_variant_builder_add (&array, "v", ibus_serializable_serialize ((IBusSerializable *)prop));

    }

    g_variant_builder_add (builder, "av", &array);

    return TRUE;

}

gint

ibus_prop_list_deserialize (IBusPropList    *prop_list,

                            GVariant        *variant)

{

    gint retval;

    retval = IBUS_SERIALIZABLE_CLASS (ibus_prop_list_parent_class)->deserialize ((IBusSerializable *) prop_list, variant);

    g_return_val_if_fail (retval, 0);

    g_return_val_if_fail (IBUS_IS_PROP_LIST (prop_list), 0);

    GVariantIter *iter = NULL;

    g_variant_get_child (variant, retval++, "av", &iter);

    g_return_val_if_fail (iter != NULL, retval);

    GVariant *var;

    while (g_variant_iter_loop (iter, "v", &var)) {

        IBusProperty *prop = IBUS_PROPERTY (ibus_serializable_deserialize (var));

        ibus_prop_list_append (prop_list, prop);

    }

    g_variant_iter_free (iter);

    return retval;

}

static gboolean

ibus_prop_list_copy (IBusPropList       *dest,

                     const IBusPropList *src)

{

    gboolean retval;

    IBusProperty *prop;

    guint i;

    retval = IBUS_SERIALIZABLE_CLASS (ibus_prop_list_parent_class)->copy ((IBusSerializable *) dest,

                                 (const IBusSerializable *) src);

    g_return_val_if_fail (retval, FALSE);

    g_return_val_if_fail (IBUS_IS_PROP_LIST (dest), FALSE);

    g_return_val_if_fail (IBUS_IS_PROP_LIST (src), FALSE);

    i = 0;

    while ((prop = ibus_prop_list_get ((IBusPropList *)src, i)) != NULL) {

        prop = (IBusProperty *) ibus_serializable_copy ((IBusSerializable *) prop);

        ibus_prop_list_append (dest, prop);

        i ++;

    }

    return TRUE;

}

IBusPropList *

ibus_prop_list_new ()

{

    IBusPropList *prop_list;

    prop_list = g_object_new (IBUS_TYPE_PROP_LIST, NULL);

    return prop_list;

}

void

ibus_prop_list_append (IBusPropList *prop_list,

                       IBusProperty *prop)

{

    g_assert (IBUS_IS_PROP_LIST (prop_list));

    g_assert (IBUS_IS_PROPERTY (prop));

    g_object_ref_sink (prop);

    g_array_append_val (prop_list->properties, prop);

}

IBusProperty *

ibus_prop_list_get (IBusPropList *prop_list,

                    guint         index)

{

    g_assert (IBUS_IS_PROP_LIST (prop_list));

    if (index >= prop_list->properties->len)

        return NULL;

    return g_array_index (prop_list->properties, IBusProperty *, index);

}

gboolean

ibus_prop_list_update_property (IBusPropList *prop_list,

                                IBusProperty *prop_update)

{

    g_assert (IBUS_IS_PROP_LIST (prop_list));

    g_assert (IBUS_IS_PROPERTY (prop_update));

    gint i;

    for (i = 0; i < prop_list->properties->len; i ++) {

        IBusProperty *prop = g_array_index (prop_list->properties, IBusProperty *, i);

        if (ibus_property_update (prop, prop_update)) {

            return TRUE;

        }

    }

    return FALSE;

}