#pragma once

#include <OS.h>

#include <iostream>
#include <ostream>

namespace LXC::Util
{
	// Checks if a type can be outputted to std::ostream //
	template<typename T> concept Logable = requires(std::ostream& os, T t)
	{
		// I have no idea what this part does at all //
		{ os << t } -> std::same_as<std::ostream&>;
	};

	// Checks if a list of types can be outputted to std::ostream //
	template<typename... Args> concept AllLogable = (Logable<Args> && ...);

	// Enum to translate to the Win32 code for the colors //
	enum Color : WORD
	{
		BLACK			= 0x00,
		BLUE			= 0x01,
		GREEN			= 0x02,
		AQUA			= 0x03,
		RED				= 0x04,
		PURPLE			= 0x05,
		YELLOW			= 0x06,
		LIGHT_GRAY		= 0x07,
		LIGHT_BLUE		= 0x09,
		LIGHT_GREEN		= 0x0a,
		LIGHT_AQUA		= 0x0b,
		LIGHT_RED		= 0x0c,
		LIGHT_PURPLE	= 0x0d,
		LIGHT_YELLOW	= 0x0e,
		WHITE			= 0x0f
	};

	// Prints arguments to the console with the given color //
	template<Color col, typename... Args>
		requires AllLogable<Args...>
	inline void PrintAs(Args... args)
	{
		// Permenant handle to the console //
		static HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);

		// Prints it to the console and resets the color //
		SetConsoleTextAttribute(hConsole, (WORD)col);
		(std::cout << ... << args);
		SetConsoleTextAttribute(hConsole, (WORD)Color::LIGHT_GRAY);
	}

	// Prints arguments to the console //
	template<typename... Args>
		requires AllLogable<Args...>
	inline void Print(Args... args)
	{
		// Fowards the arguments to the console //
		(std::cout << ... << args);
	}

	// Prints arguments to the console with a new-line character at the end //
	template<typename... Args>
		requires AllLogable<Args...>
	inline void PrintLn(Args... args)
	{
		// Fowards the arguments to the console //
		(std::cout << ... << args);
		std::cout << std::endl;
	}
}