/*
 * 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: https://neueland.iserlohn-fortress.net/smolbote.hg
 *
 * SPDX-License-Identifier: GPL-3.0
 */

#include "aboutdialog.h"
#include "ui_aboutdialog.h"
#include "version.h"
#include <libconfig.h++>

// The extra level of indirection will allow the preprocessor to expand the macros before they are converted to strings.
#define STR_HELPER(x) #x
#define STR(x) STR_HELPER(x)

// compiler
// clang also defines __GNUC__, so we need to check for clang first
#if defined(__clang__)
#define compiler "Clang " __clang_version__
#elif defined(__GNUC__)
#define compiler "GCC " __VERSION__
#else
#define compiler "unknown compiler";
#endif

// libconfig
#define LIBCONFIG_VERSION_STR STR(LIBCONFIGXX_VER_MAJOR) "." STR(LIBCONFIGXX_VER_MINOR) "." STR(LIBCONFIGXX_VER_REVISION)

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));

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

    auto *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"));

    auto *libsLabel = new QLabel(this);
    libsLabel->setWordWrap(true);
    libsLabel->setText(tr("<h3>Version " SMOLBOTE_DESCRIBE "</h3>"
                          "<p>Branch: " SMOLBOTE_BRANCH "<br>"
                          "Compiled with " compiler "</p>"
                          "<p><ul>"
                          "<li>Qt " QT_VERSION_STR "</li>"
                          "<li>libconfig " LIBCONFIG_VERSION_STR "</li>"
                          "</ul></p>"));
    ui->toolBox->addItem(libsLabel, tr("Details"));
}

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