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server.js
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server.js
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const express = require("express");
const cors = require("cors");
const app = express();
const http = require('http');
const server = http.createServer(app);
const bodyParser = require("body-parser");
const { Server } = require("socket.io");
const PORT = process.env.PORT || 6100
const io = new Server(server, {
cors: {
origin: "*",
methods: ["WS"]
}
});
//middleware
app.use(cors());
app.use(bodyParser.json({ limit: "30mb", extended: true }));
app.use(bodyParser.urlencoded({ limit: "30mb", extended: true }));
// //socket
let users = []; //users connected to server
let games = {};
let messages = { // messages on server
General: [{sender: "test", content: "test"}],
Spanish: [{sender: "test", content: "test"}]
}
io.on('connection', (socket) => {
console.log('connected :', socket.id)
//adds user to users list and gets all users in list
socket.on('join server',( username, avatar ) => {
const user = {
username:[username],
avatar:[avatar],
socket: socket.id
}
console.log(username, "user")
if(users.map((u, i) => u.socket).includes(user.socket) === false){users.push(user)};
io.emit('user list', users);
socket.emit('lobby list', Object.keys(messages))
socket.emit('game list', games)
});
// joins specified room and returns all messages in that room
socket.on('join room', (roomName, cb) => {
if (messages[roomName]){ //if room exists, joins that room and sends back messages
socket.join(roomName);
cb(messages[roomName]);
console.log(socket.id, " has joined ", roomName)
}
else { // if room does not exist, this creates the room and sends back the messages
messages[roomName] = [{sender:'Arweave Chess', content:`You have created the "${roomName}" channel!`}];
socket.join(messages[roomName]);
cb(messages[roomName]);
console.log(`the room ${roomName} has been created`)
io.emit('lobby list', Object.keys(messages))
}
});
socket.on('send message', ({content, to, sender, chatName, isChannel}) => {
if (isChannel){
const payload = {
content,
chatName,
sender,
};
socket.to(to).emit("new message", payload)
console.log("new message", payload)
}
else {
const payload = {
content,
chatName: sender,
sender,
};
socket.to(to).emit('new message', payload)
};
if (messages[chatName]) {
messages[chatName].push({
sender,
content,
})
console.log(messages[chatName])
};
});
//game creation
socket.on('create game', ({Name, Password, Details, Timer, White, Black}) => {
if (Password === ''){
let game = {
Password: Password,
Private: false,
Details: Details,
Timer: Timer,
White: White,
Black: null
}
games[Name] = game
} else {
let game = {
Password: Password,
Private: true,
Details: Details,
Timer: Timer,
White: White,
Black: null
}
games[Name] = game
}
socket.broadcast.emit('game list', games)
console.log(games)
})
socket.on('cancel game', (game) => {
delete games[game];
socket.broadcast.emit('game list', games)
})
socket.on('join game', ({Name, Password}) => {
games[Name].Black = socket.id;
socket.broadcast.emit('game list', games)
console.log(games)
})
socket.on('start game', (opponent, game) => {
socket.to(opponent).emit('start game', socket.id)
console.log(opponent, 'is black')
delete games[game];
io.emit('game list', games)
})
socket.on('move', (opponent, move) => {
console.log(move, opponent)
socket.to(opponent).emit('move', move)
})
socket.on('conceded', opponent => {
socket.to(opponent).emit('conceded')
})
// disconnects user from server and removes user from users list
socket.on('disconnect', () => {
users = users.filter(u => u.socket !== socket.id)
io.emit('user list', users)
});
})
server.listen(PORT, () => console.log(`listing on ${PORT}`));