// DisplayHandler.h
#ifndef DisplayHandler_h
#define DisplayHandler_h

#include <cstdint>
#include <string>
#include <array>
#include "Gate.h"


class DisplayHandler {
  private:
		char buffer[32];
		uint8_t currentScreen;
		std::string screens[7];
		std::array<std::string, 19> out_pages = {
			"Exit",
			"Mod",
			"Shape",
			"Level",
			"Width",
			"Swing",
			"Prob",
			"Sticky",
			"CV1 ON",
			"CV1 SRC",
			"CV1 TO",
			"CV1 AMT",
			"CV1 INV",
			"CV2 ON",
			"CV2 SRC",
			"CV2 TO",
			"CV2 AMT",
			"CV2 INV",
			"Mute"
		};
		bool onOutScreen = 0;

		bool onSettingsScreen = 0;
		std::array<std::string, 6> settings = {
			"Save",
			"Load",
			"Reset",
			"PPQN",
			"Run",
			"Exit"
		};

    void renderMainPage();
    void renderOutPage();
    void renderSettingsPage();


  public:
    DisplayHandler(Gate* outputs[]);
		Gate** outputs;
		bool updateScreen;
		int8_t cursorPosition;
		uint8_t mainMaxCursorPosition;
		uint8_t outMaxCursorPosition;
		int8_t currentOut;
		bool cursorClick;
    void setup();
    void render();
    void handleClick();
    void exitSettingsScreen();
    void flashMessage(std::string msg);
		void moveCursor(bool dir = 1);
};

#endif