#pragma once
#include <ftxui/dom/node.hpp>      // for Render
#include <ftxui/component/component.hpp>
#include <ftxui/dom/canvas.hpp>
#include <ftxui/screen/screen.hpp>
#include <ftxui/dom/canvas.hpp>
#include <ftxui/screen/screen.hpp>
#include <ftxui/dom/canvas.hpp>
#include <SFML/Graphics/Color.hpp>
#include <locale>
#include <codecvt>

const int UI_PANEL_BORDER_PX=5;

using ftxui::Renderer, ftxui::Component, ftxui::Element, ftxui::Screen;

struct Panel {
  int x;
  int y;
  int width;
  int height;
  bool has_border = false;
  bool must_clear = true;
  sf::Color default_bg = sf::Color(0,0,0);
  sf::Color border_color = sf::Color::Red;
  int border_px = UI_PANEL_BORDER_PX;

  bool $dirty = true;
  Component $component;
  Screen $screen;
  std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> $converter;
  std::wstring $screenout;

  Panel(int width, int height, int x, int y, bool must_clear=true) :
    x(x),
    y(y),
    width(width),
    height(height),
    must_clear(must_clear),
    $screen(Screen(width, height))
  {
  };

  void resize(int width, int height);
  void set_renderer(Component renderer);
  void add(Component child);
  void render();
  const std::wstring &to_string();
  const Screen &screen();
};