/*
 * nheko Copyright (C) 2017  Konstantinos Sideris <siderisk@auth.gr>
 *
 * 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 <QDebug>

#include "EmojiPickButton.h"

EmojiPickButton::EmojiPickButton(QWidget *parent)
  : FlatButton(parent)
  , panel_{ nullptr }
{}

void
EmojiPickButton::enterEvent(QEvent *e)
{
        Q_UNUSED(e);

        if (panel_.isNull()) {
                panel_ = QSharedPointer<EmojiPanel>(new EmojiPanel(this));
                connect(
                  panel_.data(), &EmojiPanel::emojiSelected, this, &EmojiPickButton::emojiSelected);
        }

        QPoint pos(rect().x(), rect().y());
        pos = this->mapToGlobal(pos);

        auto panel_size = panel_->sizeHint();

        auto x = pos.x() - panel_size.width() + horizontal_distance_;
        auto y = pos.y() - panel_size.height() - vertical_distance_;

        panel_->move(x, y);
        panel_->fadeIn();
        panel_->show();
}

void
EmojiPickButton::leaveEvent(QEvent *e)
{
        Q_UNUSED(e);

        if (panel_->underMouse())
                return;

        auto pos            = QCursor::pos();
        auto panel_geometry = panel_->geometry();
        panel_geometry.adjust(0, 0, 0, vertical_distance_);

        if (panel_geometry.contains(pos))
                return;

        panel_->fadeOut();
}