#include <QTextCodec>
#include "textcodec.h"

static QTextCodec *codec(int mib)
{
	QTextCodec *c = QTextCodec::codecForMib(mib);
	if (!c)
		qWarning("MIB-%d: No such QTextCodec, using UTF-8", mib);

	return c;
}

TextCodec::TextCodec(int codepage)
{
	switch (codepage) {
		case 874:
			_codec = codec(2109);
			break;
		case 932:
			_codec = codec(17);
			break;
		case 936:
			_codec = codec(114);
			break;
		case 949:
			_codec = codec(38);
			break;
		case 950:
			_codec = codec(2026);
			break;
		case 1250:
			_codec = codec(2250);
			break;
		case 1251:
			_codec = codec(2251);
			break;
		case 1252:
			_codec = codec(2252);
			break;
		case 1253:
			_codec = codec(2253);
			break;
		case 1254:
			_codec = codec(2254);
			break;
		case 1255:
			_codec = codec(2255);
			break;
		case 1256:
			_codec = codec(2256);
			break;
		case 1257:
			_codec = codec(2257);
			break;
		case 1258:
			_codec = codec(2258);
			break;
		case 65001:
			_codec = 0;
			break;
		default:
			qWarning("%d: Unknown codepage, using UTF-8", codepage);
			_codec = 0;
	}
}

QString TextCodec::toString(const QByteArray &ba) const
{
	return _codec ? _codec->toUnicode(ba) : QString::fromUtf8(ba);
}