//
// This file is part of Kepka,
// an unofficial desktop version of Telegram messaging app,
// see https://github.com/procxx/kepka
//
// Kepka is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// It is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// In addition, as a special exception, the copyright holders give permission
// to link the code of portions of this program with the OpenSSL library.
//
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
//
#pragma once

#include <QtCore/QString>

class QByteArray;

namespace codegen {
namespace common {

class ConstUtf8String;

// Parses a char sequence to a QString using UTF-8 codec.
// You can check for invalid UTF-8 sequence by isValid() method.
class CheckedUtf8String {
public:
	CheckedUtf8String(const CheckedUtf8String &other) = default;
	CheckedUtf8String &operator=(const CheckedUtf8String &other) = default;

	explicit CheckedUtf8String(const char *string, int size = -1);
	explicit CheckedUtf8String(const QByteArray &string);
	explicit CheckedUtf8String(const ConstUtf8String &string);

	bool isValid() const {
		return valid_;
	}
	const QString &toString() const {
		return string_;
	}

private:
	QString string_;
	bool valid_ = true;
};

} // namespace common
} // namespace codegen