#include "utf8utf16.h"


#include <string>
#include <boost/locale.hpp>
#include <locale>

std::string wstring_to_string(std::wstring in)
{
	/*
	std::string out;
    unsigned int codepoint = 0;
    for (in;  *in != 0;  ++in)
    {
        if (*in >= 0xd800 && *in <= 0xdbff)
            codepoint = ((*in - 0xd800) << 10) + 0x10000;
        else
        {
            if (*in >= 0xdc00 && *in <= 0xdfff)
                codepoint |= *in - 0xdc00;
            else
                codepoint = *in;

            if (codepoint <= 0x7f)
                out.append(1, static_cast<char>(codepoint));
            else if (codepoint <= 0x7ff)
            {
                out.append(1, static_cast<char>(0xc0 | ((codepoint >> 6) & 0x1f)));
                out.append(1, static_cast<char>(0x80 | (codepoint & 0x3f)));
            }
            else if (codepoint <= 0xffff)
            {
                out.append(1, static_cast<char>(0xe0 | ((codepoint >> 12) & 0x0f)));
                out.append(1, static_cast<char>(0x80 | ((codepoint >> 6) & 0x3f)));
                out.append(1, static_cast<char>(0x80 | (codepoint & 0x3f)));
            }
            else
            {
                out.append(1, static_cast<char>(0xf0 | ((codepoint >> 18) & 0x07)));
                out.append(1, static_cast<char>(0x80 | ((codepoint >> 12) & 0x3f)));
                out.append(1, static_cast<char>(0x80 | ((codepoint >> 6) & 0x3f)));
                out.append(1, static_cast<char>(0x80 | (codepoint & 0x3f)));
            }
            codepoint = 0;
        }
    }
    return out;*/

	std::string out = boost::locale::conv::utf_to_utf<char>(in);

	return out;

}

std::wstring string_to_wstring(std::string in)
{
	/*
	std::wstring out;
	if (in == NULL)
		return out;

	unsigned int codepoint;
	while (*in != 0)
	{
		unsigned char ch = static_cast<unsigned char>(*in);
		if (ch <= 0x7f)
			codepoint = ch;
		else if (ch <= 0xbf)
			codepoint = (codepoint << 6) | (ch & 0x3f);
		else if (ch <= 0xdf)
			codepoint = ch & 0x1f;
		else if (ch <= 0xef)
			codepoint = ch & 0x0f;
		else
			codepoint = ch & 0x07;
		++in;
		if (((*in & 0xc0) != 0x80) && (codepoint <= 0x10ffff))
		{
			if (codepoint > 0xffff)
			{
				out.append(1, static_cast<wchar_t>(0xd800 + (codepoint >> 10)));
				out.append(1, static_cast<wchar_t>(0xdc00 + (codepoint & 0x03ff)));
			}
			else if (codepoint < 0xd800 || codepoint >= 0xe000)
				out.append(1, static_cast<wchar_t>(codepoint));
		}
	}
	return out;

	*/

	std::wstring out = boost::locale::conv::utf_to_utf<wchar_t>(in);

	return out;
}
