/*
 * This file is part of smolbote. It's copyrighted by the contributors recorded
 * in the version control history of the file, available from its original
 * location: git://neueland.iserlohn-fortress.net/smolbote.git
 *
 * SPDX-License-Identifier: GPL-3.0
 */

#include "aboutdialog.h"
#include "ui_aboutdialog.h"
#include "version.h"

constexpr const char *getCompiler()
{
    // clang also defines __GNUC__, so we need to check for clang first
#if defined(__clang__)
    return "Clang " __clang_version__;
#elif defined(__GNUC__)
    return "GCC " __VERSION__;
#else
    return "unknown compiler";
#endif
}

inline const QString getLongVersion()
{
#ifdef GIT_DESCRIBE
    return QString(GIT_DESCRIBE);
#else
    return qApp->applicationVersion();
#endif
}

AboutDialog::AboutDialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::AboutDialog)
{
    setAttribute(Qt::WA_DeleteOnClose, true);
    ui->setupUi(this);

    ui->icon->setPixmap(qApp->windowIcon().pixmap(72, 72));

    QLabel *aboutLabel = new QLabel(this);
    aboutLabel->setWordWrap(true);
    aboutLabel->setText(tr("<h2>smolbote %1</h2>"
                           "<p><i>yet another no-frills browser</i></p>")
                        .arg(qApp->applicationVersion()));
    ui->toolBox->addItem(aboutLabel, tr("About"));

    QLabel *licenseLabel = new QLabel(this);
    licenseLabel->setWordWrap(true);
    licenseLabel->setText(tr("<p>Copyright (C) 2017 Xian Nox</p>"
                             "<p>This program is free software, and you are welcome to use it under the conditions set by the GNU GPLv3:"
                             "<ul>"
                             "<li> the freedom to use the software for any purpose,</li>"
                             "<li> the freedom to change the software to suit your needs,</li>"
                             "<li> the freedom to share the software with anyone,</li>"
                             "<li> the freedom to share the changes you make, and</li>"
                             "<li> the responsibility to grant the same freedoms when sharing the software.</li>"
                             "</ul>"
                             "<p>You can find the full license text in LICENSE.md.</p>"));
    ui->toolBox->addItem(licenseLabel, tr("License"));

    QLabel *libsLabel = new QLabel(this);
    libsLabel->setWordWrap(true);
    libsLabel->setText(tr("<h3>Version %1</h3>"
                          "<p>"
                          "Based on Qt " QT_VERSION_STR "<br>"
                          "Compiled with %2"
                          "</p>"
                          "<p><ul>"
                          "<li>Qt %3</li>"
                          "<li>libconfig</li>"
                          "</ul></p>")
                       .arg(getLongVersion(), getCompiler(), qVersion()));
    ui->toolBox->addItem(libsLabel, tr("Details"));
}

AboutDialog::~AboutDialog()
{
    delete ui;
}