From ac92fc03399b03de417f94b9e91f0a9998429a92 Mon Sep 17 00:00:00 2001
From: BlackFireHUN <33300671+BlackFireHUN@users.noreply.github.com>
Date: Sun, 6 Jun 2021 22:05:36 +0200
Subject: [PATCH] fixing error 400 bad request on front-end bc of missing CORS
 header on back-end

---
 lib/socketStatus.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/socketStatus.js b/lib/socketStatus.js
index 256cf8f..e2ef27d 100644
--- a/lib/socketStatus.js
+++ b/lib/socketStatus.js
@@ -14,7 +14,15 @@ module.exports = class socketStatus {
         this.listen = (_PORT, callback)=>{
             // socket config
             const server = require("http").createServer(app);
-            const io = require("socket.io")(server);
+            const io = require("socket.io")(server, {
+                cors: {
+                    origin: "*",
+                    methods: ["GET", "POST"],
+                    transports: ['websocket', 'polling'],
+                    credentials: true
+                },
+                allowEIO3: true
+            });
             const fs = require("fs");
 
             io.on("connection", clientSocket => {