#ifndef QUESTSCENE_H
#define QUESTSCENE_H

#include <memory>
#include <QGraphicsScene>
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsEffect>
#include <QLinkedList>

#include "models/qw_location.h"
#include "controls/qw_abstractscenecontrol.h"

/* QWScene
 * The game scene itself. */

enum class MouseButton { LEFT, RIGHT };

class QWDialogueFrame;

class QWScene final : public QGraphicsScene
{
    Q_OBJECT
    Q_DISABLE_COPY_MOVE(QWScene)
private:
    std::shared_ptr<QWLocation> location;
    QLinkedList<std::shared_ptr<QWAbstractSceneControl>> list_on_inventory_widgets;

    enum SceneStatus { GAMEPLAY, INVENTORY, MENU, DIALOGUE, EXAMINATION };
    SceneStatus status;

protected:
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
    void keyReleaseEvent(QKeyEvent *event) override;

public:
    explicit QWScene(int x, int y);

    QLinkedList<std::shared_ptr<QWAbstractSceneControl>> inventoryWidgets() const noexcept;

    void setCurrentLocation(const std::shared_ptr<QWLocation> &loc) noexcept;
    std::shared_ptr<QWLocation> currentLocation() const noexcept;
    void clearLocation();

    void onEndLevel(const QString &str) noexcept;

signals:
    void signalClickInventory();
    void signalClickDialogue(MouseButton);
    void signalEnterMenu();
    void signalLeaveMenu();
    void signalEnterExamination();
    void signalLeaveExamination();

public slots:
    void onEntryGameplay() noexcept;
    void onEntryInventory() noexcept;
    void onEntryMenu() noexcept;
    void onEntryDialogue() noexcept;
};

#endif // QUESTSCENE_H