#ifndef OLIVEGLOBAL_H
#define OLIVEGLOBAL_H

#include "project/undo.h"

#include <QTimer>

class OliveGlobal : public QObject {
    Q_OBJECT
public:
    OliveGlobal();

    const QString& get_project_file_filter();

    void update_project_filename(const QString& s);

    void check_for_autorecovery_file();

    void set_rendering_state(bool rendering);

    void load_project_on_launch(const QString& s);

public slots:
    void new_project();
    void open_project();
    void open_recent();
    bool save_project_as();
    bool save_project();

    bool can_close_project();

    /**
     * @brief Function called when Olive has finished starting up
     *
     * Sets up some last things for Olive that must be run after Olive has completed initialization. If a project was
     * loaded as a command line argument, it's loaded here.
     */
    void finished_initialize();

    /**
     * @brief Save an auto-recovery file of the current project.
     *
     * Call this function to save the current state of the project as an auto-recovery project. Called regularly by
     * `autorecovery_timer`.
     */
    void save_autorecovery_file();

private:
    void open_project_worker(const QString& fn, bool autorecovery);

    /**
     * @brief File filter used for any file dialogs relating to Olive project files.
     */
    QString project_file_filter;

    /**
     * @brief Regular interval to save an auto-recovery project.
     */
    QTimer autorecovery_timer;

    /**
     * @brief Internal variable set to **TRUE** by main() if a project file was set as an argument
     */
    bool enable_load_project_on_init;


private slots:

};

namespace Olive {
    /**
     * @brief Object resource for various global functions used throughout Olive
     */
    extern QSharedPointer<OliveGlobal> Global;

    /**
     * @brief Currently active project filename
     *
     * Filename for the currently active project. Empty means the file has not
     * been saved yet.
     */
    extern QString ActiveProjectFilename;

    /**
     * @brief Current application name
     */
    extern QString AppName;
}

#endif // OLIVEGLOBAL_H