/*  smplayer, GUI front-end for mplayer.
    Copyright (C) 2006-2023 Ricardo Villalba <ricardo@smplayer.info>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "translator.h"
#include "paths.h"
#include <QTranslator>
#include <QLocale>
#include <QApplication>
#include <QDebug>

Translator::Translator() {
	qApp->installTranslator( &app_trans );
	qApp->installTranslator( &qt_trans );
	#if QT_VERSION >= 0x050000
	qApp->installTranslator( &qtbase_trans );
	#endif
	#ifdef USE_SMTUBE_LIB
	qApp->installTranslator( &smtube_trans );
	#endif
}

Translator::~Translator() {
}

bool Translator::loadCatalog(QTranslator & t, QString name, QString locale, QString dir) {
	QString s = name + "_" + locale; //.toLower();
	bool r = t.load(s, dir);
	if (r)
		qDebug() << "Translator::loadCatalog: successfully loaded" << s << "from" << dir;
	else
		qDebug() << "Translator::loadCatalog: can't load" << s << "from" << dir;
	return r;
}

void Translator::load(QString locale) {
	if (locale.isEmpty()) {
		locale = QLocale::system().name();
	}

	QString trans_path = Paths::translationPath();
	QString qt_trans_path = Paths::qtTranslationPath();

#if defined(Q_OS_WIN) || defined(Q_OS_OS2)
	// On windows and OS2 try to load the qt translation from the app path, as
	// most users won't have Qt installed.
	loadCatalog(qt_trans, "qt", locale, trans_path );
	#if QT_VERSION >= 0x050000
	loadCatalog(qtbase_trans, "qtbase", locale, trans_path);
	#endif
#else
	// On linux try to load it first from app path (in case there's an updated
	// translation), if it fails it will try then from the Qt path.
	if (!loadCatalog(qt_trans, "qt", locale, trans_path ) ) {
		loadCatalog(qt_trans, "qt", locale, qt_trans_path);
	}
	#if QT_VERSION >= 0x050000
	if (!loadCatalog(qtbase_trans, "qtbase", locale, trans_path ) ) {
		loadCatalog(qtbase_trans, "qtbase", locale, qt_trans_path);
	}
	#endif
#endif
	loadCatalog(app_trans, "smplayer", locale, trans_path);
#ifdef USE_SMTUBE_LIB
	loadCatalog(smtube_trans, "smtube", locale, trans_path);
#endif
}
