/*
 * (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 "ApplicationFonts.h"
#include "../common/File.h"
#import <Foundation/Foundation.h>
#import <CoreText/CoreText.h>

std::set<std::wstring> CApplicationFonts::GetInstalledFontsMac()
{
	std::set<std::wstring> paths;

	CFArrayRef fontURLs = CTFontManagerCopyAvailableFontURLs();
	if (!fontURLs)
		return paths;

	NSStringEncoding encode = CFStringConvertEncodingToNSStringEncoding (kCFStringEncodingUTF32LE);

	CFIndex count = CFArrayGetCount(fontURLs);
	for (CFIndex i = 0; i < count; ++i)
	{
		CFURLRef url = (CFURLRef)CFArrayGetValueAtIndex(fontURLs, i);
		if (!url)
			continue;

		NSString* nsPath = [(__bridge NSURL *)url path];
		if (!nsPath)
			continue;

		NSData* pSData = [nsPath dataUsingEncoding: encode];
		paths.emplace(std::wstring((wchar_t*)[pSData bytes], [pSData length] / sizeof (wchar_t)));
	}

	CFRelease(fontURLs);
	return paths;
}