RepoBSON RepoBSON::cloneAndShrink() const
{
std::set<std::string> fields;
std::unordered_map< std::string, std::pair<std::string, std::vector<uint8_t>>> rawFiles(bigFiles.begin(), bigFiles.end());
std::string uniqueIDStr = hasField(REPO_LABEL_ID) ? UUIDtoString(getUUIDField(REPO_LABEL_ID)) : UUIDtoString(generateUUID());
getFieldNames(fields);
RepoBSON resultBson = *this;
for (const std::string &field : fields)
{
if (getField(field).type() == ElementType::BINARY)
{
std::string fileName = uniqueIDStr + "_" + field;
rawFiles[field] = std::pair<std::string, std::vector<uint8_t>>(fileName, std::vector<uint8_t>());
getBinaryFieldAsVector(field, &rawFiles[field].second);
resultBson = resultBson.removeField(field);
}
}
return RepoBSON(resultBson, rawFiles);
}
