src/charging-station/MessageChannelUtils.ts

   1 import {
   2   ChargingStationData,
   3   ChargingStationWorkerMessage,
   4   ChargingStationWorkerMessageEvents,
   5 } from '../types/ChargingStationWorker';
   6 import type Statistics from '../types/Statistics';
   7 import type ChargingStation from './ChargingStation';
   8
   9 export class MessageChannelUtils {
  10   private constructor() {
  11     // This is intentional
  12   }
  13
  14   public static buildStartedMessage(
  15     chargingStation: ChargingStation
  16   ): ChargingStationWorkerMessage<ChargingStationData> {
  17     return {
  18       id: ChargingStationWorkerMessageEvents.STARTED,
  19       data: MessageChannelUtils.buildChargingStationDataPayload(chargingStation),
  20     };
  21   }
  22
  23   public static buildStoppedMessage(
  24     chargingStation: ChargingStation
  25   ): ChargingStationWorkerMessage<ChargingStationData> {
  26     return {
  27       id: ChargingStationWorkerMessageEvents.STOPPED,
  28       data: MessageChannelUtils.buildChargingStationDataPayload(chargingStation),
  29     };
  30   }
  31
  32   public static buildUpdatedMessage(
  33     chargingStation: ChargingStation
  34   ): ChargingStationWorkerMessage<ChargingStationData> {
  35     return {
  36       id: ChargingStationWorkerMessageEvents.UPDATED,
  37       data: MessageChannelUtils.buildChargingStationDataPayload(chargingStation),
  38     };
  39   }
  40
  41   public static buildPerformanceStatisticsMessage(
  42     statistics: Statistics
  43   ): ChargingStationWorkerMessage<Statistics> {
  44     return {
  45       id: ChargingStationWorkerMessageEvents.PERFORMANCE_STATISTICS,
  46       data: statistics,
  47     };
  48   }
  49
  50   private static buildChargingStationDataPayload(
  51     chargingStation: ChargingStation
  52   ): ChargingStationData {
  53     return {
  54       hashId: chargingStation.hashId,
  55       stationInfo: chargingStation.stationInfo,
  56       stopped: chargingStation.stopped,
  57       bootNotificationResponse: chargingStation.bootNotificationResponse,
  58       connectors: Array.from(chargingStation.connectors.values()),
  59     };
  60   }
  61 }