esmp3/include/playlist.h

#pragma once
#include <Arduino.h>
#include <vector>
#include <ArduinoJson.h>

class Playlist {
private:
	uint32_t _position = 0;
	uint32_t _current_track = 0;
	bool _started = false;
	bool _shuffled = false;
	std::vector<String> _files;
public:
	Playlist(String path);
	void start();
	bool has_track_next();
	bool has_track_prev();
	bool track_next();
	bool track_prev();
	void track_restart();
	bool set_track(uint8_t track);
	void reset();
	bool is_empty();
	String get_current_file();
	uint32_t get_position();
	void set_position(uint32_t p);
	void shuffle(uint8_t random_offset=0);
	void advent_shuffle(uint8_t day);
	bool is_fresh();
	void dump();
	void json(JsonObject json);
};