message: Check WS process message before ping
diff: @@ -58,11 +58,11 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  const ocppMessage = Utils.convertBufferArrayToString(message);
  // Wait for Init
  const processMessage = await this.waitForEndOfInitForOnMessage(ws, ocppMessage);
  + // Get the WS
  + if (processMessage) {
  // Check if connection is still valid
  const result = await this.isWebSocketValid(ws);
  if (result.ok) {
  - // Get the WS
  - if (processMessage) {
  const wsConnection = await this.getWSConnectionFromWebSocket(ws);
  if (wsConnection) {
  await wsConnection.onMessage(ocppMessage, isBinary);
  @@ -392,13 +392,15 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  case Command.METER_VALUES:
  case Command.UNLOCK_CONNECTOR:
  case Command.RESERVE_NOW:
  - case Command.STATUS_NOTIFICATION:
  case Command.CHANGE_AVAILABILITY:
  case Command.SET_CHARGING_PROFILE:
  case Command.CLEAR_CHARGING_PROFILE:
  case Command.GET_COMPOSITE_SCHEDULE:
  return `${ws.url as string}~${command}~${ocppParameter.connectorId}`;
  + case Command.STATUS_NOTIFICATION:
  + return `${ws.url as string}~${command}~${ocppParameter.connectorId}~${ocppParameter.status}`;
  +
  case Command.AUTHORIZE:
  case Command.STOP_TRANSACTION:
  return `${ws.url as string}~${command}~${ocppParameter.idTag}`;
  