Merge dependabot/npm_and_yarn/examples/typescript/http-server-pool/express-cluster...

[poolifier.git] / examples / typescript / websocket-server-pool / ws-cluster / src / worker.ts

diff --git a/examples/typescript/websocket-server-pool/ws-cluster/src/worker.ts b/examples/typescript/websocket-server-pool/ws-cluster/src/worker.ts
index 7d2a36d36cb96148b7479d81060e4d995029e63b..232382f609977568a783a5f779300ab86d111567 100644 (file)
--- a/examples/typescript/websocket-server-pool/ws-cluster/src/worker.ts
+++ b/examples/typescript/websocket-server-pool/ws-cluster/src/worker.ts
@@ -1,5 +1,6 @@
 import { ClusterWorker } from 'poolifier'
 import { type RawData, WebSocketServer } from 'ws'
+
 import {
   type DataPayload,
   type MessagePayload,
@@ -8,24 +9,34 @@ import {
   type WorkerResponse
 } from './types.js'
 
-const factorial: (n: number) => number = n => {
-  if (n === 0) {
-    return 1
+class WebSocketServerWorker extends ClusterWorker<WorkerData, WorkerResponse> {
+  private static wss: WebSocketServer
+
+  private static readonly factorial = (n: number | bigint): bigint => {
+    if (n === 0 || n === 1) {
+      return 1n
+    } else {
+      n = BigInt(n)
+      let factorial = 1n
+      for (let i = 1n; i <= n; i++) {
+        factorial *= i
+      }
+      return factorial
+    }
   }
-  return factorial(n - 1) * n
-}
 
-const startWebSocketServer = (workerData?: WorkerData): WorkerResponse => {
-  try {
-    const wss = new WebSocketServer({ port: workerData?.port }, () => {
+  private static readonly startWebSocketServer = (
+    workerData?: WorkerData
+  ): WorkerResponse => {
+    const { port } = workerData!
+
+    WebSocketServerWorker.wss = new WebSocketServer({ port }, () => {
       console.info(
-        `⚡️[ws server]: WebSocket server is started at ws://localhost:${
-          workerData?.port as number
-        }/`
+        `⚡️[ws server]: WebSocket server is started in cluster worker at ws://localhost:${port}/`
       )
     })
 
-    wss.on('connection', ws => {
+    WebSocketServerWorker.wss.on('connection', ws => {
       ws.on('error', console.error)
       ws.on('message', (message: RawData) => {
         const { type, data } = JSON.parse(
@@ -43,10 +54,15 @@ const startWebSocketServer = (workerData?: WorkerData): WorkerResponse => {
             break
           case MessageType.factorial:
             ws.send(
-              JSON.stringify({
-                type: MessageType.factorial,
-                data: { number: factorial(data.number as number) }
-              })
+              JSON.stringify(
+                {
+                  type: MessageType.factorial,
+                  data: {
+                    number: WebSocketServerWorker.factorial(data.number!)
+                  }
+                },
+                (_, v) => (typeof v === 'bigint' ? v.toString() : v)
+              )
             )
             break
         }
@@ -54,19 +70,16 @@ const startWebSocketServer = (workerData?: WorkerData): WorkerResponse => {
     })
     return {
       status: true,
-      port: wss.options.port
-    }
-  } catch (err) {
-    return {
-      status: false,
-      error: err as Error
+      port: WebSocketServerWorker.wss.options.port
     }
   }
-}
 
-class WebSocketServerWorker extends ClusterWorker<WorkerData, WorkerResponse> {
   public constructor () {
-    super(startWebSocketServer)
+    super(WebSocketServerWorker.startWebSocketServer, {
+      killHandler: () => {
+        WebSocketServerWorker.wss.close()
+      }
+    })
   }
 }