neroshop/src/gui/main.cpp

#if defined(NEROSHOP_USE_QT)
#if defined(NEROSHOP_USE_QT_WIDGETS)
#include <QApplication> // For QWidget based Qt applications (QWidget depends on QApplication), but we will be using QML so no need for this
#endif
#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include <QQmlContext> // QQmlContext *	QQmlApplicationEngine::rootContext()
////#include <QQuickView> // we're not using QQuickView for now//#include <QQmlComponent>
#include <QStandardPaths>
#endif

// neroshop (includes both the core headers and the gui headers)
#include "../neroshop.hpp"
using namespace neroshop;

static const QString WALLET_QR_PROVIDER {"wallet_qr"};
static const QString AVATAR_IMAGE_PROVIDER {"avatar"};
static const QString CATALOG_IMAGE_PROVIDER {"catalog"};

bool isIOS = false;
bool isAndroid = false;
bool isWindows = false;
bool isMac = false;
bool isLinux = false;
bool isTails = false;
bool isDesktop = false;

int main(int argc, char *argv[])
{
#if defined(NEROSHOP_USE_QT)
    std::cout << "Using Qt version: " << qVersion() << "\n";
    // platform dependant settings
    #if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
    bool isDesktop = true;
    #elif defined(Q_OS_ANDROID)
    bool isAndroid = true;
    #elif defined(Q_OS_IOS)
    bool isIOS = true;
    #endif
    #ifdef Q_OS_WIN
    bool isWindows = true;
    #elif defined(Q_OS_LINUX)
    bool isLinux = true;
    #elif defined(Q_OS_MAC)
    bool isMac = true;
    #endif    
    // On Linux desktop, use QApplication since the Qt Labs Platform module uses Qt Widgets as a fallback on platforms that do not have a native platform file dialog implementation available. See https://doc.qt.io/qt-5/qml-qt-labs-platform-filedialog.html#availability
    #if defined(NEROSHOP_USE_QT_WIDGETS)
    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
    QApplication app(argc, argv);
    #else
    QGuiApplication app(argc, argv);
    #endif
    app.setApplicationName("neroshop");

    qmlRegisterSingletonType<CurrencyExchangeRatesProvider>(
        "neroshop",
        1,
        0,
        "CurrencyExchangeRatesProvider",
        &CurrencyExchangeRatesProvider::qmlInstance);
    qmlRegisterSingletonType(QUrl("qrc:/qml/components/CurrencyExchangeRates.qml"),
                             "neroshop.CurrencyExchangeRates",
                             1,
                             0,
                             "CurrencyExchangeRates");

    QQmlApplicationEngine engine;
    //--------------------------
    // start server daemon
    /*Backend::startServerDaemon();
    // wait for daemon server to open
    Backend::waitForServerDaemon();
    // connect to server daemon
    Backend::connectToServerDaemon();*/
    // Configuration file must be loaded right after Qt Application object has been created so that we can get the correct config location
    // open configuration script
    neroshop::open_configuration_file();
    std::vector<std::string> networks = { "mainnet", "testnet", "stagenet" };
    std::string network_type = Script::get_string(lua_state, "neroshop.monero.daemon.network_type");
    if (std::find(networks.begin(), networks.end(), network_type) == networks.end()) {
        neroshop::print("\033[1;91mnetwork_type \"" + network_type + "\" is not valid");
        return 1;
    }
    // start database
    Backend::initializeDatabase();
    // testing
    //Backend::testfts5();//
    Backend::testWriteJson({"New"});
    // import paths
    engine.addImportPath(":/fonts"); // import FontAwesome 1.0
    // platform macros
    engine.rootContext()->setContextProperty("isLinux", isLinux);
    engine.rootContext()->setContextProperty("isWindows", isWindows);
    engine.rootContext()->setContextProperty("isMac", isMac);
    engine.rootContext()->setContextProperty("isDesktop", isDesktop);
    engine.rootContext()->setContextProperty("isAndroid", isAndroid);
    engine.rootContext()->setContextProperty("isIOS", isIOS);
    ////engine.rootContext()->setContextProperty("isTails", isTails);
    // custom macros
    engine.rootContext()->setContextProperty("neroshopAppDirPath", QCoreApplication::applicationDirPath());
    engine.rootContext()->setContextProperty("neroshopVersion", NEROSHOP_VERSION);
    engine.rootContext()->setContextProperty("neroshopDataDirPath", QStandardPaths::writableLocation(QStandardPaths::AppConfigLocation));////QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation)); // both "data.sqlite3" and "settings.lua" will be stored here
    // create neroshop wallet directory
    QString defaultWalletDirPath = (isWindows) ? (QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation) + "/neroshop") : (QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/neroshop");
    if(!neroshop::filesystem::is_directory(defaultWalletDirPath.toStdString())) {
        neroshop::print(std::string("Creating directory \"") + defaultWalletDirPath.toStdString() + "\"", 3);
        if(!neroshop::filesystem::make_directory(defaultWalletDirPath.toStdString())) {
            throw std::runtime_error("Failed to create neroshop datadir");
            return 1;
        }
    }    
    // we can also register an instance of a class instead of the class itself
    WalletController *wallet = new WalletController(&engine);
    wallet->setNetworkTypeByString(QString::fromStdString(network_type));
    engine.rootContext()->setContextProperty("Wallet", wallet);//new WalletController());//qmlRegisterUncreatableType<WalletProxy>("neroshop.Wallet", 1, 0, "Wallet", "Wallet cannot be instantiated directly.");//qmlRegisterType<WalletProxy>("neroshop.Wallet", 1, 0, "Wallet"); // Usage: import neroshop.Wallet  ...  Wallet { id: wallet }
    qRegisterMetaType<WalletController*>(); // Wallet can now be used as an argument in function parameters
    // register script
    engine.rootContext()->setContextProperty("Script", new ScriptController(&engine));
    // register backend
    engine.rootContext()->setContextProperty("Backend", new Backend(&engine));
    // Register user
    engine.rootContext()->setContextProperty("User", new UserController(&engine));
    qRegisterMetaType<UserController *>();

    engine.addImageProvider(WALLET_QR_PROVIDER, new WalletQrProvider(WALLET_QR_PROVIDER));
    engine.addImageProvider(AVATAR_IMAGE_PROVIDER, new ImageProvider(AVATAR_IMAGE_PROVIDER));
    engine.addImageProvider(CATALOG_IMAGE_PROVIDER, new ImageProvider(CATALOG_IMAGE_PROVIDER));    
    //--------------------------
    // Load main.qml from the "qml/" directory
    engine.load(QUrl(QStringLiteral("qrc:/qml/main.qml")));
    if (engine.rootObjects().isEmpty()) {
        return -1;
    }
    return app.exec(); // starts 'event loop'
    #endif
    return 0;
}