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/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil; -*- */
/*
 * SPDX-License-Identifier: MIT OR LGPL-2.0-or-later
 * SPDX-FileCopyrightText: 2012 Giovanni Campagna <scampa.giovanni@gmail.com>
 */

#include <config.h>

#include <locale.h>    /* for setlocale */
#include <stddef.h>    /* for size_t */

#include <glib-object.h>
#include <girepository.h>
#include <glib.h>
#include <glib/gi18n.h> /* for bindtextdomain, bind_textdomain_codeset, textdomain */

#include "libgjs-private/gjs-util.h"

char *
gjs_format_int_alternative_output(int n)
{
#ifdef HAVE_PRINTF_ALTERNATIVE_INT
    return g_strdup_printf("%Id", n);
#else
    return g_strdup_printf("%d", n);
#endif
}

GType gjs_locale_category_get_type(void) {
    static size_t gjs_locale_category_get_type = 0;
    if (g_once_init_enter(&gjs_locale_category_get_type)) {
        static const GEnumValue v[] = {
            {GJS_LOCALE_CATEGORY_ALL, "GJS_LOCALE_CATEGORY_ALL", "all"},
            {GJS_LOCALE_CATEGORY_COLLATE, "GJS_LOCALE_CATEGORY_COLLATE",
             "collate"},
            {GJS_LOCALE_CATEGORY_CTYPE, "GJS_LOCALE_CATEGORY_CTYPE", "ctype"},
            {GJS_LOCALE_CATEGORY_MESSAGES, "GJS_LOCALE_CATEGORY_MESSAGES",
             "messages"},
            {GJS_LOCALE_CATEGORY_MONETARY, "GJS_LOCALE_CATEGORY_MONETARY",
             "monetary"},
            {GJS_LOCALE_CATEGORY_NUMERIC, "GJS_LOCALE_CATEGORY_NUMERIC",
             "numeric"},
            {GJS_LOCALE_CATEGORY_TIME, "GJS_LOCALE_CATEGORY_TIME", "time"},
            {0, NULL, NULL}};
        GType g_define_type_id = g_enum_register_static(
            g_intern_static_string("GjsLocaleCategory"), v);

        g_once_init_leave(&gjs_locale_category_get_type, g_define_type_id);
    }
    return gjs_locale_category_get_type;
}

/**
 * gjs_setlocale:
 * @category:
 * @locale: (allow-none):
 *
 * Returns:
 */
const char *
gjs_setlocale(GjsLocaleCategory category, const char *locale)
{
    /* According to man setlocale(3), the return value may be allocated in
     * static storage. */
    return (const char *) setlocale(category, locale);
}

void
gjs_textdomain(const char *domain)
{
    textdomain(domain);
}

void
gjs_bindtextdomain(const char *domain,
                   const char *location)
{
    bindtextdomain(domain, location);
    /* Always use UTF-8; we assume it internally here */
    bind_textdomain_codeset(domain, "UTF-8");
}

GParamFlags
gjs_param_spec_get_flags(GParamSpec *pspec)
{
    return pspec->flags;
}

GType
gjs_param_spec_get_value_type(GParamSpec *pspec)
{
    return pspec->value_type;
}

GType
gjs_param_spec_get_owner_type(GParamSpec *pspec)
{
    return pspec->owner_type;
}

static GParamSpec* gjs_gtk_container_class_find_child_property(
    GIObjectInfo* container_info, GObject* container, const char* property) {
    GIBaseInfo* class_info = NULL;
    GIBaseInfo* find_child_property_fun = NULL;

    GIArgument ret;
    GIArgument find_child_property_args[2];

    class_info = g_object_info_get_class_struct(container_info);
    find_child_property_fun =
        g_struct_info_find_method(class_info, "find_child_property");

    find_child_property_args[0].v_pointer = G_OBJECT_GET_CLASS(container);
    find_child_property_args[1].v_string = (char*)property;

    g_function_info_invoke(find_child_property_fun, find_child_property_args, 2,
                           NULL, 0, &ret, NULL);

    g_clear_pointer(&class_info, g_base_info_unref);
    g_clear_pointer(&find_child_property_fun, g_base_info_unref);

    return (GParamSpec*)ret.v_pointer;
}

void gjs_gtk_container_child_set_property(GObject* container, GObject* child,
                                          const char* property,
                                          const GValue* value) {
    GParamSpec* pspec = NULL;
    GIBaseInfo* base_info = NULL;
    GIBaseInfo* child_set_property_fun = NULL;
    GIObjectInfo* container_info;
    GValue value_arg = G_VALUE_INIT;
    GIArgument ret;

    GIArgument child_set_property_args[4];

    base_info = g_irepository_find_by_name(NULL, "Gtk", "Container");
    container_info = (GIObjectInfo*)base_info;

    pspec = gjs_gtk_container_class_find_child_property(container_info,
                                                        container, property);
    if (pspec == NULL) {
        g_warning("%s does not have a property called %s",
                  g_type_name(G_OBJECT_TYPE(container)), property);
        goto out;
    }

    if ((G_VALUE_TYPE(value) == G_TYPE_POINTER) &&
        (g_value_get_pointer(value) == NULL) &&
        !g_value_type_transformable(G_VALUE_TYPE(value), pspec->value_type)) {
        /* Set an empty value. This will happen when we set a NULL value from
         * JS. Since GJS doesn't know the GParamSpec for this property, it will
         * just put NULL into a G_TYPE_POINTER GValue, which will later fail
         * when trying to transform it to the GParamSpec's GType.
         */
        g_value_init(&value_arg, pspec->value_type);
    } else {
        g_value_init(&value_arg, G_VALUE_TYPE(value));
        g_value_copy(value, &value_arg);
    }

    child_set_property_fun =
        g_object_info_find_method(container_info, "child_set_property");

    child_set_property_args[0].v_pointer = container;
    child_set_property_args[1].v_pointer = child;
    child_set_property_args[2].v_string = (char*)property;
    child_set_property_args[3].v_pointer = &value_arg;

    g_function_info_invoke(child_set_property_fun, child_set_property_args, 4,
                           NULL, 0, &ret, NULL);

    g_value_unset(&value_arg);

out:
    g_clear_pointer(&base_info, g_base_info_unref);
    g_clear_pointer(&child_set_property_fun, g_base_info_unref);
}