Method SaveConfig

TranslucentTB/managers/configmanager.cpp:312–349

}

void ConfigManager::SaveConfig() const
{
	if (m_Config.DisableSaving)
	{
		return;
	}

	std::filesystem::path tempFile = m_ConfigPath;
	tempFile.replace_extension(L".tmp");

	wil::unique_file file;
	const errno_t err = _wfopen_s(file.put(), tempFile.c_str(), L"wbS");
	if (err == 0)
	{
		SaveToFile(file.get());

		file.reset();
		if (!ReplaceFile(m_ConfigPath.c_str(), tempFile.c_str(), nullptr, REPLACEFILE_WRITE_THROUGH | REPLACEFILE_IGNORE_MERGE_ERRORS | REPLACEFILE_IGNORE_ACL_ERRORS, nullptr, nullptr))
		{
			// If the target file doesn't exist (e.g. brand new installation of TranslucentTB), ReplaceFile fails.
			if (const auto lastErr = GetLastError(); lastErr == ERROR_FILE_NOT_FOUND)
			{
				if (!MoveFileEx(tempFile.c_str(), m_ConfigPath.c_str(), MOVEFILE_WRITE_THROUGH))
				{
					LastErrorHandle(spdlog::level::err, L"Failed to move temporary configuration file");
				}
			}
			else
			{
				HresultHandle(HRESULT_FROM_WIN32(lastErr), spdlog::level::err, L"Failed to replace configuration file");
			}
		}
	}
	else
	{
		ErrnoTHandle(err, spdlog::level::err, L"Failed to save configuration!");
	}
}