#include "qmlbackend.h"
#include "server.h"

int main(int argc, char *argv[])
{
    QCoreApplication *app;
    QCoreApplication::setApplicationName("FreeKill");
    QCoreApplication::setApplicationVersion("Alpha 0.0.1");

    QCommandLineParser parser;
    parser.setApplicationDescription("FreeKill server");
    parser.addHelpOption();
    parser.addVersionOption();
    parser.addOption({{"s", "server"}, "start server at <port>", "port"});
    QStringList cliOptions;
    for (int i = 0; i < argc; i++)
        cliOptions << argv[i];

    parser.parse(cliOptions);

    bool startServer = parser.isSet("server");
    ushort serverPort = 9527;

    if (startServer) {
        app = new QCoreApplication(argc, argv);
        bool ok = false;
        if (parser.value("server").toInt(&ok) && ok)
            serverPort = parser.value("server").toInt();
        Server *server = new Server;
        if (!server->listen(QHostAddress::Any, serverPort)) {
            fprintf(stderr, "cannot listen on port %d!\n", serverPort);
            app->exit(1);
        }
        return app->exec();
    }

    app = new QGuiApplication(argc, argv);

    QQmlApplicationEngine *engine = new QQmlApplicationEngine;
    
    QmlBackend backend;
    backend.setEngine(engine);
    
    engine->rootContext()->setContextProperty("Backend", &backend);
    engine->rootContext()->setContextProperty("AppPath", QUrl::fromLocalFile(QDir::currentPath()));
#ifdef QT_DEBUG
    bool debugging = true;
#else
    bool debugging = false;
#endif
    engine->rootContext()->setContextProperty("Debugging", debugging);
    engine->load("qml/main.qml");

    int ret = app->exec();

    // delete the engine first
    // to avoid "TypeError: Cannot read property 'xxx' of null"
    delete engine;

    return ret;
}