Method mergePartParameters

source/game/StarMonsterDatabase.cpp:265–310

}

Json MonsterDatabase::mergePartParameters(Json const& partParameterDescription, JsonArray const& parameters) {
  JsonObject mergedParameters;

  // First assign all the defaults.
  for (auto const& pair : partParameterDescription.iterateObject())
    mergedParameters[pair.first] = pair.second.get(1);

  // Then go through parameter list and merge based on the merge rules.
  for (auto const& applyParams : parameters) {
    for (auto const& pair : applyParams.iterateObject()) {
      String mergeMethod = partParameterDescription.get(pair.first).getString(0);
      Json value = mergedParameters.get(pair.first);

      if (mergeMethod.equalsIgnoreCase("add")) {
        value = value.toDouble() + pair.second.toDouble();
      } else if (mergeMethod.equalsIgnoreCase("multiply")) {
        value = value.toDouble() * pair.second.toDouble();
      } else if (mergeMethod.equalsIgnoreCase("merge")) {
        // "merge" means to either merge maps, or *append* lists together
        if (!pair.second.isNull()) {
          if (value.isNull()) {
            value = pair.second;
          } else if (value.type() != pair.second.type()) {
            value = pair.second;
          } else {
            if (pair.second.type() == Json::Type::Array) {
              auto array = value.toArray();
              array.appendAll(pair.second.toArray());
              value = std::move(array);
            } else if (pair.second.type() == Json::Type::Object) {
              auto obj = value.toObject();
              obj.merge(pair.second.toObject(), true);
              value = std::move(obj);
            }
          }
        }
      } else if (mergeMethod.equalsIgnoreCase("override") && !pair.second.isNull()) {
        value = pair.second;
      }

      mergedParameters[pair.first] = value;
    }
  }

  return mergedParameters;
}

Json MonsterDatabase::mergeFinalParameters(JsonArray const& parameters) {
  JsonObject mergedParameters;