/*
 * Copyright 2021 Robert Tari <robert@tari.in>
 *
 * 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 <glib-object.h>
#include "languages.h"
#include "keyboard.h"

enum
{
    LAYOUT_CHANGED,
    CONFIG_CHANGED,
    LAST_SIGNAL
};

static guint m_lSignals[LAST_SIGNAL];

struct _KeyboardPrivate
{
    guint nLayout;
};

typedef KeyboardPrivate priv_t;

G_DEFINE_TYPE_WITH_PRIVATE(Keyboard, keyboard, G_TYPE_OBJECT)

void keyboard_AddSource(Keyboard *pKeyboard)
{
    return;
}

guint keyboard_GetNumLayouts(Keyboard *pKeyboard)
{
    return 1;
}

void keyboard_GetLayout(Keyboard *pKeyboard, gint nLayout, gchar **pLanguage, gchar **pDescription)
{
    if (nLayout == -1)
    {
        nLayout = pKeyboard->pPrivate->nLayout;
    }

    *pLanguage = g_strdup("En");

    if (pDescription != NULL)
    {
        *pDescription = g_strdup("English");
    }
}

void keyboard_SetLayout(Keyboard *pKeyboard, gint nLayout)
{
    g_signal_emit(pKeyboard, m_lSignals[LAYOUT_CHANGED], 0);
}

static void onDispose(GObject *pObject)
{
    G_OBJECT_CLASS(keyboard_parent_class)->dispose(pObject);
}

static void keyboard_class_init(KeyboardClass *klass)
{
    GObjectClass *pClass = G_OBJECT_CLASS(klass);
    pClass->dispose = onDispose;
    m_lSignals[LAYOUT_CHANGED] = g_signal_new(KEYBOARD_LAYOUT_CHANGED, G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL, G_TYPE_NONE, 0);
    m_lSignals[CONFIG_CHANGED] = g_signal_new(KEYBOARD_CONFIG_CHANGED, G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL, G_TYPE_NONE, 0);
}

Keyboard* keyboard_new()
{
    GObject *pObject = g_object_new(G_TYPE_KEYBOARD, NULL);

    return G_KEYBOARD(pObject);
}

static void keyboard_init(Keyboard *self)
{
    self->pPrivate = keyboard_get_instance_private(self);
    self->pPrivate->nLayout = 0;
}