ScreenRouter.h

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// SPDX-FileCopyrightText: 2026 Valentin Eloy
// SPDX-License-Identifier: GPL-3.0-or-later
 
#pragma once
 
#include <QObject>
#include <QString>
#include <QtQmlIntegration>
 
#include "HMI/Presentation/RpgScreens.h"
#include "HMI/Presentation/ScreenFlow.h"

 
namespace hmi {

class ScreenRouter : public QObject {
    Q_OBJECT
    QML_ELEMENT
    QML_SINGLETON
 
    Q_PROPERTY(Screen currentScreen READ currentScreen NOTIFY changed)
    Q_PROPERTY(RpgScreen currentRpgScreen READ currentRpgScreen NOTIFY changed)

    Q_PROPERTY(bool developerBuild READ developerBuild CONSTANT)
 
public:
    enum class Screen {
        Menu,
        Game,
        Options,
        Pause,
        Credits,
        RpgScreen,
    };
    Q_ENUM(Screen)
 
    
    enum class RpgScreen {
        CharacterSheet,
        Inventory,
        QuestJournal,
        WorldMap,
        Dialogue,
        Merchant,
        GuildBoard,
        CombatHud,
        TeamSheet,
    };
    Q_ENUM(RpgScreen)
 
    explicit ScreenRouter(QObject* parent = nullptr);
 
    [[nodiscard]] Screen currentScreen() const noexcept;
    [[nodiscard]] RpgScreen currentRpgScreen() const noexcept;
 
    [[nodiscard]] static bool developerBuild() noexcept;
 
    Q_INVOKABLE void openMenu();
    Q_INVOKABLE void openGame();
    Q_INVOKABLE void openOptions();
    Q_INVOKABLE void closeOptions();
    Q_INVOKABLE void openPause();
    Q_INVOKABLE void resume();
    Q_INVOKABLE void quitToMenu();
    Q_INVOKABLE void openCredits();
    Q_INVOKABLE void closeCredits();

    Q_INVOKABLE void openRpgScreen(RpgScreen screen);
    Q_INVOKABLE void closeRpgScreen();

    Q_INVOKABLE void nextRpgScreen();
    Q_INVOKABLE void previousRpgScreen();
 
signals:
    void changed();
 
private:
    bool apply(ScreenEvent event);
 
    ScreenState _state{};
    RpgScreenId _rpgScreen = RpgScreenId::CharacterSheet;
};
 
}  // namespace hmi