#ifndef SPARROWSHELL_H
#define SPARROWSHELL_H

#include <list>

#include "system.h"
#include "scenetree.h"
#include "glm/glm.hpp"

class Input;

namespace sf {
class Window;
}

class SparrowShell : public SceneNode
{
private:
    class ScrollBar{
        SparrowShell* m_shell;
        glm::ivec2 m_position;
        glm::ivec2 m_dimension;
        //TODO : Add rectangle mesh

    public:
        ScrollBar();
        ScrollBar(SparrowShell* shell);
        void update();
    };

    static const unsigned int BUFFER_MAX_LENGTH;
    static const unsigned int BUFFER_DISPLAYED_NUMBER;
    static const unsigned int SCROLLBAR_PIXEL_WIDTH;

    std::list<std::string> m_buffer;
    sf::Window* m_window;
    Input* m_input;
    int m_index = 0;

    glm::ivec2 m_position;
    glm::ivec2 m_dimension;

    //textMesh
    ScrollBar m_scrollbar;

public:
    SparrowShell(sf::Window*, Input*);

    void update();
    void scrollUp();
    void scrollDown();
    void out(std::string);
};

#endif // SPARROWSHELL_H