Socket.IO

问题 So, I'd like to know how to create custom events in node.js, and I'm hitting a wall. I'm pretty sure I'm misunderstanding something about how express works and how node.js events work. https://creativespace.nodejitsu.com That's the app. When a user creates a new "activity" (something that will happen many times) they send a POST request. Then within my route, if that POST succeeds I'd like to emit an event, that tells socket.io to create a new namespace for that activity. In my route file:

问题 So, I'd like to know how to create custom events in node.js, and I'm hitting a wall. I'm pretty sure I'm misunderstanding something about how express works and how node.js events work. https://creativespace.nodejitsu.com That's the app. When a user creates a new "activity" (something that will happen many times) they send a POST request. Then within my route, if that POST succeeds I'd like to emit an event, that tells socket.io to create a new namespace for that activity. In my route file:

问题 So, I'd like to know how to create custom events in node.js, and I'm hitting a wall. I'm pretty sure I'm misunderstanding something about how express works and how node.js events work. https://creativespace.nodejitsu.com That's the app. When a user creates a new "activity" (something that will happen many times) they send a POST request. Then within my route, if that POST succeeds I'd like to emit an event, that tells socket.io to create a new namespace for that activity. In my route file:

问题 i got this warning when using https domain and https socket io. Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://iosocket.transys.id:30005/socket.io/?EIO=3&transport=polling&t=McZQ-hN. (Reason: CORS request did not succeed). my code is like this: var socket = require( 'socket.io' ); var express = require('express'); var app = express(); var server = require('http').createServer(app); var io = socket.listen( server); var port = process.env

问题 i got this warning when using https domain and https socket io. Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://iosocket.transys.id:30005/socket.io/?EIO=3&transport=polling&t=McZQ-hN. (Reason: CORS request did not succeed). my code is like this: var socket = require( 'socket.io' ); var express = require('express'); var app = express(); var server = require('http').createServer(app); var io = socket.listen( server); var port = process.env

问题 Hi currently im trying to create a simple group chat apps. when i use this on useEffect useEffect(() => { // i want to fetch data from the backend first and concat it with the msg that will be send during the chat handleGetGroupMessage(); let socket = io(socketUrl); socket.on("GroupChat", (msg) => { console.log("this is the chat messages", chatMessages); setChatMessages(chatMessages.concat(msg)); }); }, []); when the apps is loaded all the messages from my backend was stored in that state.

问题 Hi currently im trying to create a simple group chat apps. when i use this on useEffect useEffect(() => { // i want to fetch data from the backend first and concat it with the msg that will be send during the chat handleGetGroupMessage(); let socket = io(socketUrl); socket.on("GroupChat", (msg) => { console.log("this is the chat messages", chatMessages); setChatMessages(chatMessages.concat(msg)); }); }, []); when the apps is loaded all the messages from my backend was stored in that state.

问题 Hi currently im trying to create a simple group chat apps. when i use this on useEffect useEffect(() => { // i want to fetch data from the backend first and concat it with the msg that will be send during the chat handleGetGroupMessage(); let socket = io(socketUrl); socket.on("GroupChat", (msg) => { console.log("this is the chat messages", chatMessages); setChatMessages(chatMessages.concat(msg)); }); }, []); when the apps is loaded all the messages from my backend was stored in that state.

问题 Hi currently im trying to create a simple group chat apps. when i use this on useEffect useEffect(() => { // i want to fetch data from the backend first and concat it with the msg that will be send during the chat handleGetGroupMessage(); let socket = io(socketUrl); socket.on("GroupChat", (msg) => { console.log("this is the chat messages", chatMessages); setChatMessages(chatMessages.concat(msg)); }); }, []); when the apps is loaded all the messages from my backend was stored in that state.

问题 I have the following react component function ConferencingRoom() { const [participants, setParticipants] = useState({}) console.log('Participants -> ', participants) useEffect(() => { // messages handlers socket.on('message', message => { console.log('Message received: ' + message.event) switch (message.event) { case 'newParticipantArrived': receiveVideo(message.userid, message.username) break case 'existingParticipants': onExistingParticipants( message.userid, message.existingUsers ) break