X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FWorkerBroadcastChannel.ts;h=aa696fcc036e0b864b5a3501c7d189143117875e;hb=44eb6026079c8dc2c77b10a96a42d0c0b2da7c8f;hp=563da4588b564210ab65992ee084e3a7430231fe;hpb=32de5a575189d226213641f5ee36004f8454cb50;p=e-mobility-charging-stations-simulator.git

diff --git a/src/charging-station/WorkerBroadcastChannel.ts b/src/charging-station/WorkerBroadcastChannel.ts
index 563da458..aa696fcc 100644
--- a/src/charging-station/WorkerBroadcastChannel.ts
+++ b/src/charging-station/WorkerBroadcastChannel.ts
@@ -1,7 +1,60 @@
 import { BroadcastChannel } from 'worker_threads';
 
-export default class WorkerBroadcastChannel extends BroadcastChannel {
-  constructor() {
+import type { JsonType } from '../types/JsonType';
+import type {
+  BroadcastChannelRequest,
+  BroadcastChannelResponse,
+  MessageEvent,
+} from '../types/WorkerBroadcastChannel';
+import logger from '../utils/Logger';
+import Utils from '../utils/Utils';
+
+const moduleName = 'WorkerBroadcastChannel';
+
+export default abstract class WorkerBroadcastChannel extends BroadcastChannel {
+  protected constructor() {
     super('worker');
   }
+
+  public sendRequest(request: BroadcastChannelRequest): void {
+    this.postMessage(request);
+  }
+
+  protected sendResponse(response: BroadcastChannelResponse): void {
+    this.postMessage(response);
+  }
+
+  protected isRequest(message: JsonType[]): boolean {
+    return Array.isArray(message) === true && message.length === 3;
+  }
+
+  protected isResponse(message: JsonType[]): boolean {
+    return Array.isArray(message) === true && message.length === 2;
+  }
+
+  protected validateMessageEvent(messageEvent: MessageEvent): MessageEvent | false {
+    if (Array.isArray(messageEvent.data) === false) {
+      logger.error(
+        `${this.logPrefix(
+          moduleName,
+          'validateMessageEvent'
+        )} Worker broadcast channel protocol message event data is not an array`
+      );
+      return false;
+    }
+    if (Utils.validateUUID(messageEvent.data[0]) === false) {
+      logger.error(
+        `${this.logPrefix(
+          moduleName,
+          'validateMessageEvent'
+        )} Worker broadcast channel protocol message event data UUID field is invalid`
+      );
+      return false;
+    }
+    return messageEvent;
+  }
+
+  private logPrefix(modName: string, methodName: string): string {
+    return Utils.logPrefix(` Worker Broadcast Channel | ${modName}.${methodName}:`);
+  }
 }