/*
 * 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 "filefield.h"

#include <QFileDialog>
#include <QFileInfo>
#include <QHBoxLayout>

#include "ui/icons/icons.h"

namespace olive
{

FileField::FileField(QWidget *parent)
	: QWidget(parent)
	, directory_mode_(false)
{
	QHBoxLayout *layout = new QHBoxLayout(this);

	layout->setContentsMargins(0, 0, 0, 0);

	line_edit_ = new QLineEdit();
	connect(line_edit_, &QLineEdit::textChanged, this,
			&FileField::LineEditChanged);
	connect(line_edit_, &QLineEdit::textEdited, this,
			&FileField::FilenameChanged);
	layout->addWidget(line_edit_);

	browse_btn_ = new QPushButton();
	browse_btn_->setIcon(icon::Open);
	connect(browse_btn_, &QPushButton::clicked, this,
			&FileField::BrowseBtnClicked);
	layout->addWidget(browse_btn_);
}

void FileField::BrowseBtnClicked()
{
	QString s;

	if (directory_mode_) {
		s = QFileDialog::getExistingDirectory(this, tr("Open Directory"));
	} else {
		s = QFileDialog::getOpenFileName(this, tr("Open File"));
	}

	if (!s.isEmpty()) {
		line_edit_->setText(s);
		emit FilenameChanged(s);
	}
}

void FileField::LineEditChanged(const QString &text)
{
	if (QFileInfo::exists(text) || text.isEmpty()) {
		line_edit_->setStyleSheet(QString());
	} else {
		line_edit_->setStyleSheet(QStringLiteral("QLineEdit {color: red;}"));
	}
}

}
