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Add option to automatically extract value from JSON query result

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WarmUpTill
2026-06-24 20:59:00 +02:00
committed by WarmUpTill
parent a04c51397d
commit e4f6d94247
6 changed files with 97 additions and 2 deletions
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19
lib/utils/json-helpers.cpp
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@@ -99,4 +99,23 @@ std::optional<std::string> AccessJsonArrayIndex(const std::string &jsonStr,
return {};
}
std::optional<std::string>
ExtractSingleJsonArrayElement(const std::string &jsonStr)
{
try {
nlohmann::json json = nlohmann::json::parse(jsonStr);
if (!json.is_array() || json.size() != 1) {
return {};
}
auto result = json.at(0);
if (result.is_string()) {
return result.get<std::string>();
}
return result.dump();
} catch (const nlohmann::json::exception &) {
return {};
}
return {};
}
} // namespace advss

2
lib/utils/json-helpers.hpp
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@@ -17,5 +17,7 @@ EXPORT std::optional<std::string> QueryJson(const std::string &json,
const std::string &query);
EXPORT std::optional<std::string> AccessJsonArrayIndex(const std::string &json,
const int index);
EXPORT std::optional<std::string>
ExtractSingleJsonArrayElement(const std::string &json);
} // namespace advss