#pragma once

#include <Color4.hpp>
#include <J3ML/LinearAlgebra.hpp>
#include <json.hpp>
#include <filesystem>
#include <fstream>

#include "Event.h"
#include "J3ML/LinearAlgebra/Vector2i.hpp"

#pragma once


inline int CellToIndex(Vector2i cell, int width)
{
	return cell.y*width + cell.x;
}

namespace JsonConversions
{
    Color4 parse_color(const json::value& v);
	json::value deparse_color_to_hex(const Color4& color);

	std::vector<std::string> parse_string_list(const json::value& v);

	json::value deparse_string_list(const std::vector<std::string>& list);
} // namespace JsonConversions

template <typename T>
struct Lerped
{
    T goal;
    T current;
    float rate;

    void Step(float elapsed);

};

template <> inline void Lerped<float>::Step(float elapsed) { current = Math::Lerp(current, goal, rate*elapsed);}
template <> inline void Lerped<Vector2>::Step(float elapsed) { current = Vector2::Lerp(current, goal, rate*elapsed);}


std::string read_file_contents(const std::filesystem::path& file_path);
bool write_file_contents(const std::filesystem::path& file_path, const std::string& contents);

std::vector<std::string> split (const std::string &s, char delim);