Method handlePostSettings

src/network/CrossPointWebServer.cpp:1197–1272

}

void CrossPointWebServer::handlePostSettings() {
  if (!server->hasArg("plain")) {
    server->send(400, "text/plain", "Missing JSON body");
    return;
  }

  const String body = server->arg("plain");
  JsonDocument doc;
  const DeserializationError err = deserializeJson(doc, body);
  if (err) {
    server->send(400, "text/plain", String("Invalid JSON: ") + err.c_str());
    return;
  }

  const auto& settings = getSettingsList(&sdFontSystem.registry());
  int applied = 0;

  for (const auto& s : settings) {
    if (!s.key) continue;
    if (!doc[s.key].is<JsonVariant>()) continue;

    switch (s.type) {
      case SettingType::TOGGLE: {
        const int val = doc[s.key].as<int>() ? 1 : 0;
        if (s.valuePtr) {
          SETTINGS.*(s.valuePtr) = val;
        }
        applied++;
        break;
      }
      case SettingType::ENUM: {
        const int val = doc[s.key].as<int>();
        const int maxVal = s.enumStringValues.empty() ? static_cast<int>(s.enumValues.size())
                                                      : static_cast<int>(s.enumStringValues.size());
        if (val >= 0 && val < maxVal) {
          if (s.valuePtr) {
            SETTINGS.*(s.valuePtr) = static_cast<uint8_t>(val);
          } else if (s.valueSetter) {
            s.valueSetter(static_cast<uint8_t>(val));
          }
          applied++;
        }
        break;
      }
      case SettingType::VALUE: {
        const int val = doc[s.key].as<int>();
        if (val >= s.valueRange.min && val <= s.valueRange.max) {
          if (s.valuePtr) {
            SETTINGS.*(s.valuePtr) = static_cast<uint8_t>(val);
          }
          applied++;
        }
        break;
      }
      case SettingType::STRING: {
        const std::string val = doc[s.key].as<std::string>();
        if (s.stringSetter) {
          s.stringSetter(val);