/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#include "StringUTF32.h"
#include "StringExt.h"

using namespace std;
using namespace NSStringUtils;

CStringUTF32::CStringUTF32()
{
}
CStringUTF32::CStringUTF32(const CStringUTF32& other) : m_vec(other.m_vec)
{
}
CStringUTF32::CStringUTF32(const wchar_t* other)
{
	*this = other;
}
CStringUTF32::CStringUTF32(const wstring& other)
{
	*this = other;
}
CStringUTF32::CStringUTF32(const vector<uint32_t>& other) : m_vec(other)
{
}

CStringUTF32::CStringUTF32(const uint32_t* data, const size_t& len)
{
	m_vec.reserve(len);
	for (size_t i = 0; i < len; ++i)
		this->m_vec.push_back(data[i]);
}

CStringUTF32::~CStringUTF32()
{
}

bool CStringUTF32::empty() const
{
	return this->m_vec.empty();
}

size_t CStringUTF32::length() const
{
	return this->m_vec.size();
}

wstring CStringUTF32::ToStdWString() const
{
	if (0 == length())
		return L"";
	return NSStringExt::CConverter::GetUnicodeFromUTF32(&this->m_vec[0], static_cast<long>(this->length()));
}

bool CStringUTF32::operator==(const CStringUTF32& right) const
{
	return this->m_vec == right.m_vec;
}

bool CStringUTF32::operator!=(const CStringUTF32& right) const
{
	return !(this->m_vec == right.m_vec);
}

uint32_t& CStringUTF32::operator[](size_t index)
{
	return this->m_vec[index];
}

CStringUTF32& CStringUTF32::operator=(const CStringUTF32& right)
{
	this->m_vec = right.m_vec;
	return *this;
}

CStringUTF32& CStringUTF32::operator=(const wchar_t* right)
{
	if (!right)
	{
		m_vec.clear();
		return *this;
	}

	return (*this = std::wstring(right));
}

CStringUTF32& CStringUTF32::operator=(const wstring& right)
{
	if (right.empty())
	{
		m_vec.clear();
		return *this;
	}

	unsigned int utf32_len = 0;
	unsigned int* utf32 = NSStringExt::CConverter::GetUtf32FromUnicode(right, utf32_len);
	this->m_vec.clear();
	this->m_vec.reserve(utf32_len);
	for (size_t i = 0; i < utf32_len; ++i)
		this->m_vec.push_back(utf32[i]);

	delete[] utf32;
	return *this;
}

CStringUTF32& CStringUTF32::operator=(const std::vector<uint32_t>& right)
{
	this->m_vec = right;
	return *this;
}

CStringUTF32 CStringUTF32::operator+(const CStringUTF32& right) const
{
	CStringUTF32 result;
	result.m_vec.reserve(this->length() + right.length());
	result.m_vec.insert(result.m_vec.end(), m_vec.begin(), m_vec.end());
	result.m_vec.insert(result.m_vec.end(), right.m_vec.begin(), right.m_vec.end());
	return result;
}

CStringUTF32& CStringUTF32::operator+=(const CStringUTF32& right)
{
	m_vec.insert(m_vec.end(), right.m_vec.begin(), right.m_vec.end());
	return *this;
}

CStringUTF32& CStringUTF32::operator+=(const uint32_t& symbol)
{
	m_vec.push_back(symbol);
	return *this;
}

CStringUTF32 CStringUTF32::substr(size_t start, size_t count) const
{
	CStringUTF32 result;
	result.m_vec.reserve(count);
	result.m_vec.insert(result.m_vec.end(), m_vec.begin() + start, m_vec.begin() + start + count);
	return result;
}

const uint32_t& CStringUTF32::at(size_t index) const
{
	return this->m_vec.at(index);
}
uint32_t& CStringUTF32::at(size_t index)
{
	return this->m_vec.at(index);
}