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24 lines
665 B
C++
24 lines
665 B
C++
// Copyright (c) 2017-2024, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/blob/master/LICENSE.md
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#include "Version.hpp"
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#include <module-utils/i18n/JSONLoader.hpp>
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#include <log/log.hpp>
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namespace utils
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{
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std::optional<std::string> getPreviousVersionFromFile(const std::filesystem::path &path)
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{
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const auto &load = utils::JSONLoader(path);
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if (not load.has_value()) {
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LOG_ERROR("Cannot parse %s to json", path.c_str());
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return {};
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}
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const auto &json = load.value();
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return json["prevOsVersion"].string_value();
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}
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} // namespace utils
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