#ifndef LEGACYAPPLICATION_H
#define LEGACYAPPLICATION_H

#include <QApplication>
#include <QThread>
#include <QTimer>

class LotroDatManager;
class PatchList;
class MainWindow;

class LegacyApplication : public QApplication
{
    Q_OBJECT

public:
    enum ErrorStatus : int {
        E_WRONG_GAME_FOLDER = 32,
        E_DAT_FILES_MISSING = 16,
        E_WRONG_FILE_PERMISSIONS = 8,
        E_CANNOT_ACCESS_DAT_FILES = 4,
        E_DAT_FILE_INCORRECT = 2,
        E_NO_SERVER_CONNECTION = 1,
        E_NO_ERRORS = 0
    };

    LegacyApplication(int &argc, char** argv);

    bool init();

signals:
    void ErrorStatusChanged(ErrorStatus status);

    void SecondsToNextTryToInitChanged(size_t seconds_elapsed);

private:
    void InitModules();

    ErrorStatus CheckErrorStatus();

private slots:
    void HandleModulesInitTimer();

private:
    LotroDatManager *lotro_dat_manager = nullptr;
    QThread *lotro_dat_manager_thread = nullptr;
    PatchList *patch_list = nullptr;
    MainWindow *gui = nullptr;

    QTimer modules_init_timer_;
    size_t seconds_after_previous_try_to_init_ = 10; // init value should be equal to try_to_init_timeout_
    const size_t try_to_init_timeout_ = 10;
};

QDebug operator<<(QDebug dbg, const LegacyApplication::ErrorStatus &status);

#endif // LEGACYAPPLICATION_H