/***************************************************************************
 *   Copyright (C) 2008-2020 by Oleksii S. Malakhov <brezerk@gmail.com>    *
 *                                                                         *
 *   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 "linkitemwidget.h"

LinkItemWidget::LinkItemWidget(QString text, short int action, QWidget * parent) : QLabel(parent)
{
    this->setText(text);
    this->action = action;
    this->setEnabled(true);
    return;
}

LinkItemWidget::~LinkItemWidget(){
    //nothing but...
}

void LinkItemWidget::setEnabled(bool enable){
    // Sets item color to QT::Link color while item is enabled.
    QPalette p(palette());

    if (enable){
        p.setColor(QPalette::WindowText, QPalette().color(QPalette::Link));
        this->installEventFilter(this);
        this->setCursor(Qt::PointingHandCursor);
    } else {
        p.setColor(QPalette::WindowText, QPalette().color(QPalette::WindowText));
        this->removeEventFilter(this);
        this->setCursor(Qt::ArrowCursor);
    }
    this->setPalette(p);
    return;
}

void LinkItemWidget::setBold(bool enable){
    // Sets item text bold state.
    QFont font;

    font.setBold(enable);
    this->setFont(font);
    return;
}

void LinkItemWidget::setAction(short int action){
    /*** Action codes ***
    1: Search
    2: Toggle search page
    3: Show app
    4: Show app version
    5: Show category
    6: Open url
    7: Show parent comment
    *****************/
    this->action=action;
    return;
}

void LinkItemWidget::setSearchUrl(QString url){
    /* Search Url
        This might be used for saving user search text
    */
    this->search=url;
    return;
}

void LinkItemWidget::setAppId(int id){
    /* App Id
        Saving App Id
    */
    this->appid=id;
    return;
}

void LinkItemWidget::setVerId(int id){
    /* Version Id
        Saving Version Id
    */
    this->verid=id;
    return;
}

void LinkItemWidget::setCatId(int id){
    /* Category Id
        Saving Category Id
    */
    this->catid=id;
    return;
}

void LinkItemWidget::setPage(short int id){
    /* Category Id
        Saving Category Id
    */
    this->page=id;
    return;
}

void LinkItemWidget::setParentId(int id){
    /* Parent comment Id
        Saving id of parent comment
    */
    this->parentid=id;
    return;
}

bool LinkItemWidget::eventFilter(QObject *obj, QEvent *event){
    if (event->type()==QEvent::MouseButtonRelease){
        switch (action){
  case 2:
            emit(itemTrigged(2, search, page, 0, 0));
            break;
  case 3:
            emit(itemTrigged(3, "", appid, 0, 0));
            break;
  case 5:
            emit(itemTrigged(5, "", catid, 0, 0));
            break;
  case 6:
            emit(itemTrigged(6, search, 0, 0, 0));
            break;
  case 7:
            emit(itemTrigged(7, "", appid, 0, 0));
            break;
  case 8:
            emit(requestParentComment(parentid));
            break;
        }
    } else if (event->type()==QEvent::Enter){
        QPalette p(palette());
        // Set colour
        p.setColor(QPalette::WindowText, QPalette().color(QPalette::Highlight));
        this->setPalette(p);
    } else if (event->type()==QEvent::Leave){
        QPalette p(palette());
        // Restore default color
        p.setColor(QPalette::WindowText, QPalette().color(QPalette::Link));
        this->setPalette(p);
    }
    return false;
}
