/*
 * 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 "browser.h"
#include "version.h"
#include <QFile>
#include <configuration/configuration.h>
#include <memory>
#include <iostream>

int main(int argc, char **argv)
{
    // create and load configuration
    std::shared_ptr<Configuration> config = std::make_shared<Configuration>();
    if(!config->parse(argc, argv)) {
        qWarning("Check --help for usage.");
        return -1;
    }
    if(!config->parse(config->value<std::string>("config").value())) {
        qWarning("Error parsing config file.");
    }

    if(config->exists("help")) {
        std::cout << "smolbote " << SMOLBOTE_VERSION << ": yet another no-frills browser" << std::endl;
        std::cout << "Usage: " << argv[0] << " [options] URL(s)" << std::endl << std::endl;

        std::cout << "Command-line Options: " << std::endl << config->commandlineOptions() << std::endl;
        std::cout << "Configuration Options: " << std::endl << config->configurationOptions() << std::endl;

#ifdef Q_OS_LINUX
        std::cout << std::endl << "For more information refer to the manual page smolbote.7" << std::endl;
#endif
        return 0;
    }

    if(config->exists("version")) {
        std::cout << "smolbote " << SMOLBOTE_VERSION << std::endl;
        return 0;
    }

    if(config->exists("build")) {
        std::cout << SMOLBOTE_BRANCH << ":" << SMOLBOTE_COMMIT;
        return 0;
    }

    Browser app(argc, argv);
    // set this, otherwise the webview becomes black when using a stylesheet
    app.setAttribute(Qt::AA_DontCreateNativeWidgetSiblings, true);
    app.setConfiguration(config);

    app.setup(QString::fromStdString(config->value<std::string>("profile.default").value()));

    if(config->exists("commands")) {
        for(const QString &cmd : app.commands()) {
            std::cout << cmd.toStdString() << std::endl;
        }
        exit(0);
    }

    if(config->exists("command")) {
        exit(app.command(QString::fromStdString(config->value<std::string>("command").value())));
    }

    // set up socket
    bool isSingleInstance = app.bindLocalSocket(QString::fromStdString(config->value<std::string>("socket").value()));
#ifdef QT_DEBUG
    qDebug("bindLocalSocket(%s) = %s", qUtf8Printable(QString::fromStdString(config->value<std::string>("socket").value())), isSingleInstance ? "true" : "false");
#endif

    // if we are the only instance, set up the browser
    if(isSingleInstance) {
        auto stylesheet = config->value<std::string>("browser.stylesheet");
        if(stylesheet) {
            QFile f(QString::fromStdString(stylesheet.value()));
            if(f.open(QIODevice::ReadOnly)) {
                app.setStyleSheet(f.readAll());
                f.close();
            }
        }

        QObject::connect(&app, &Browser::messageAvailable, &app, &Browser::createSession);
    }

    app.sendMessage("", false, config->positionalArguments());
    if(isSingleInstance)
        return app.exec();
    else
        return 0;
}