Method outputWidgetUpdate

app/src/API/Handlers/ProjectHandler.cpp:5113–5198

* @brief Patch any subset of output-widget fields by groupId + widgetId. */

 * @brief Patch any subset of output-widget fields by groupId + widgetId.
 */
API::CommandResponse API::Handlers::ProjectHandler::outputWidgetUpdate(const QString& id,
                                                                       const QJsonObject& params)
{
  if (!params.contains(QStringLiteral("groupId")))
    return CommandResponse::makeError(
      id, ErrorCode::MissingParam, QStringLiteral("Missing required parameter: groupId"));

  if (!params.contains(QStringLiteral("widgetId")))
    return CommandResponse::makeError(
      id, ErrorCode::MissingParam, QStringLiteral("Missing required parameter: widgetId"));

  const int groupId  = params.value(QStringLiteral("groupId")).toInt();
  const int widgetId = params.value(QStringLiteral("widgetId")).toInt();
  auto& project      = DataModel::ProjectModel::instance();
  const auto& groups = project.groups();
  if (groupId < 0 || static_cast<size_t>(groupId) >= groups.size())
    return CommandResponse::makeError(
      id, ErrorCode::InvalidParam, QStringLiteral("Group id not found: %1").arg(groupId));

  DataModel::Group g = groups[groupId];
  if (widgetId < 0 || static_cast<size_t>(widgetId) >= g.outputWidgets.size())
    return CommandResponse::makeError(id,
                                      ErrorCode::InvalidParam,
                                      QStringLiteral("Widget id not found: %1 in group %2")
                                        .arg(QString::number(widgetId), QString::number(groupId)));

  DataModel::OutputWidget& w = g.outputWidgets[widgetId];
  bool rebuildTree           = false;
  QSet<QString> consumed{QStringLiteral("groupId"), QStringLiteral("widgetId")};
  const auto identityKeyCount = consumed.size();

  const auto take = [&](const QString& key) -> bool {
    if (!params.contains(key))
      return false;

    consumed.insert(key);
    return true;
  };

  if (take(QStringLiteral("title"))) {
    w.title     = params.value(QStringLiteral("title")).toString();
    rebuildTree = true;
  }
  if (take(QStringLiteral("icon"))) {
    w.icon      = params.value(QStringLiteral("icon")).toString();
    rebuildTree = true;
  }
  if (take(QStringLiteral("transmitFunction")))
    w.transmitFunction = params.value(QStringLiteral("transmitFunction")).toString();

  if (take(Keys::SourceId))
    w.sourceId = params.value(Keys::SourceId).toInt();

  if (take(QStringLiteral("txEncoding")))
    w.txEncoding = params.value(QStringLiteral("txEncoding")).toInt();

  if (take(QStringLiteral("monoIcon"))) {
    w.monoIcon  = params.value(QStringLiteral("monoIcon")).toBool();