/*
 * Oak Video Editor - Non-Linear Video Editor
 * Copyright (C) 2025 Olive CE Team
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "exportsubtitlestab.h"

#include <QGridLayout>

namespace olive
{

ExportSubtitlesTab::ExportSubtitlesTab(QWidget *parent)
	: QWidget(parent)
{
	QVBoxLayout *outer_layout = new QVBoxLayout(this);

	QGridLayout *layout = new QGridLayout();
	outer_layout->addLayout(layout);

	int row = 0;

	sidecar_checkbox_ = new QCheckBox(tr("Export to sidecar file"));
	layout->addWidget(sidecar_checkbox_, row, 0, 1, 2);

	row++;

	sidecar_format_label_ = new QLabel(tr("Sidecar Format:"));
	sidecar_format_label_->setVisible(false);
	layout->addWidget(sidecar_format_label_, row, 0);

	sidecar_format_combobox_ =
		new ExportFormatComboBox(ExportFormatComboBox::k_show_subtitles_only);
	sidecar_format_combobox_->setVisible(true);
	layout->addWidget(sidecar_format_combobox_, row, 1);

	row++;

	layout->addWidget(new QLabel(tr("Codec:")), row, 0);

	codec_combobox_ = new QComboBox();
	layout->addWidget(codec_combobox_, row, 1);

	outer_layout->addStretch();

	connect(sidecar_checkbox_, &QCheckBox::toggled, sidecar_format_label_,
			&QWidget::setVisible);
	connect(sidecar_checkbox_, &QCheckBox::toggled, sidecar_format_combobox_,
			&QWidget::setVisible);
}

int ExportSubtitlesTab::set_format(ExportFormat::Format format)
{
	auto vcodecs = ExportFormat::get_video_codecs(format);
	auto acodecs = ExportFormat::get_audio_codecs(format);

	auto scodecs = ExportFormat::get_subtitle_codecs(format);

	if (!scodecs.empty() && vcodecs.empty() && acodecs.empty()) {
		// If format supports ONLY scodecs, default this to off and disable it
		sidecar_checkbox_->setChecked(false);
		sidecar_checkbox_->setEnabled(false);
	} else {
		// If format does not support scodecs, default this to checked and disable it
		sidecar_checkbox_->setChecked(scodecs.empty());
		sidecar_checkbox_->setEnabled(!scodecs.empty());
	}

	scodecs =
		ExportFormat::get_subtitle_codecs(sidecar_format_combobox_->get_format());

	codec_combobox_->clear();
	foreach (ExportCodec::Codec scodec, scodecs) {
		codec_combobox_->addItem(ExportCodec::get_codec_name(scodec), scodec);
	}

	return scodecs.size();
}

}