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server.js
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server.js
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var express = require('express')
var app = require('express')();
var http = require('http').Server(app);
var io = require('socket.io')(http);
const path = require('path');
const { disconnect } = require('process');
const {userJoin,getCurrentUser,userLeaves,getRoomUsers} = require('./utils/users')
var rooms=[];
const suits = ['hearts', 'diams', 'clubs', 'spades'];
const ranks = [2, 3, 4, 5, 6, 7, 8, 9, 10, 'J', 'Q', 'K', 'A'];
app.use(express.static(path.join(__dirname,'public')));
app.get('/', function(req, res){
res.sendFile(__dirname + '/index.html');
});
http.listen(process.env.PORT || 8080, function(){
console.log('listening on *:8080');
});
// Socket Connections
//Waiting Room Setup
io.on('connection',(socket)=>
{
socket.on('joinRoom',({username,roomid,bidamt,type})=>
{
//New User Creation
const user= userJoin(socket.id,username,roomid,bidamt,type);
socket.join(user.roomid);
console.log(username,' Joined Room:',user.roomid);
//Send Users and Room Info
io.to(user.roomid).emit('roomUsers',
{
roomid:user.roomid,
users:getRoomUsers(user.roomid)
});
//Draw Card Function
function draw_card(roomindex) {
var card;
if(!rooms[roomindex])console.log("Room not found while drawing");
if(rooms[roomindex].deck.length > 0) {
var rand_index = Math.floor(Math.random() * rooms[roomindex].deck.length );
card = rooms[roomindex].deck.splice(rand_index, 1)[0];
}
return card;
}
socket.on('chat message', function(msg){
let roomindex=rooms.findIndex(room=>room.roomid===roomid);
for(var i = 0; i < rooms[roomindex].users.length; i++) {
if(rooms[roomindex].users[i].socket === socket.id) {
if(msg==="")msg=" has a bet of $"+rooms[roomindex].users[i].bet+"</b>";
else msg=":</b> "+msg;
io.to(roomid).emit('chat message new', "<b>"+rooms[roomindex].users[i].name + msg);
}
}
});
socket.on('hit', function() {
let roomindex=rooms.findIndex(room=>room.roomid===roomid);
if(roomindex===-1){return console.log("Room not found on hit");}
var card = draw_card(roomindex);
if(card) {
socket.emit('make-card',{'suit': card.suit, 'rank': card.rank});
switch (card.rank) {
case 'J':
case 'Q':
case 'K':
rooms[roomindex].users[rooms[roomindex].index].total += 10;
break;
case 'A':
if (rooms[roomindex].users[rooms[roomindex].index].total < 11)
{
rooms[roomindex].users[rooms[roomindex].index].total += 11;
break;
}
else
{
rooms[roomindex].users[rooms[roomindex].index].total += 1;
break;
}
default:
{
rooms[roomindex].users[rooms[roomindex].index].total += card.rank;
}
}
//emit Score to User
socket.emit('score', rooms[roomindex].users[rooms[roomindex].index].total);
}
else
{
socket.emit('empty-deck');
}
});
socket.on('stand-button', function() {
let roomindex=rooms.findIndex(room=>room.roomid===roomid);
if(roomindex===-1){return console.log("Room not found on stand");}
io.to(roomid).emit('chat message new',"<b>"+rooms[roomindex].users[rooms[roomindex].index].name+" has a score of "+rooms[roomindex].users[rooms[roomindex].index].total+"</b>");
//last User show New Game
if (rooms[roomindex].users[rooms[roomindex].index+1] === undefined)
{
io.to(roomindex).emit('user-turn',false);
//result start
let win={name:'dealer',socket:0};
let max=0;
for(var i = 0; i < rooms[roomindex].users.length; i++)
{
if (rooms[roomindex].users[i].total <= 21 && (rooms[roomindex].users[i].total > rooms[roomindex].dealer.total || rooms[roomindex].dealer.total>21))
{
if(rooms[roomindex].users[i].total>max)
{
max=rooms[roomindex].users[i].total;
win=rooms[roomindex].users[i];
}
}
}
io.to(roomid).emit('winner', win.name);
//Show Individual Profit/Loss;
let sum=0;
let winnerIndex;
for(let i in rooms[roomindex].users)
{
sum+=parseInt(rooms[roomindex].users[i].bet);
if(rooms[roomindex].users[i]===win)
winnerIndex=i;
else
{
io.to(roomid).emit('yourBet',
{
user:rooms[roomindex].users[i],
bet:parseInt(rooms[roomindex].users[i].bet)*(-1)
})
}
}
if(winnerIndex)
{
io.to(roomid).emit('yourBet',
{
user:rooms[roomindex].users[winnerIndex],
bet:sum
});
}
else
{
io.to(roomid).emit('dealer-won',sum);
}
io.to(roomid).emit('show-dealer-hand');
io.to(roomid).emit('gameOver');
//result end
}
else
{
rooms[roomindex].users[rooms[roomindex].index].turn=false;
io.to(rooms[roomindex].users[rooms[roomindex].index].socket).emit('user-turn', false);
rooms[roomindex].index++;
rooms[roomindex].users[rooms[roomindex].index].turn = true;
io.to(rooms[roomindex].users[rooms[roomindex].index].socket).emit('user-turn', true);
}
});
//Start Game
socket.on('startGame',({username,roomid,type})=>
{
rooms.push(
{
roomid:roomid,
users:[],
dealer:{'total':0},
index:0,
deck:[]
});
let roomindex=rooms.findIndex(room=>room.roomid===roomid);
if(roomindex===-1)console.log("Room not found in Game started");
let roomusers=getRoomUsers(roomid);
for(let data of roomusers)
{
rooms[roomindex].users.push({
'name': data.username,
'password': data.roomid,
'socket': data.id,
'total': 0,
'turn': false,
'bet':data.bidamt
});
}
console.log(rooms[roomindex]);
io.to(roomid).emit('user-turn',false);
io.to(rooms[roomindex].users[0].socket).emit('user-turn',true);
make_deck();
function make_deck() {
rooms[roomindex].deck = [];
for( var i = 0; i < suits.length; i++ ) {
for( var j = 0; j < ranks.length; j++ ) {
var card = {};
card.suit = suits[i];
card.rank = ranks[j];
rooms[roomindex].deck.push(card);
}
}
}
io.to(roomid).emit('hide-dealer-hand');
io.to(roomid).emit('list-of-users', rooms[roomindex].users)
io.to(roomid).emit("gameStarted");
socket.on('deal-dealer', function()
{
if (rooms[roomindex].dealer.total < 17) {
var card = draw_card(roomindex);
if(card) {
io.to(roomid).emit('make-dealer-card',{'suit': card.suit, 'rank': card.rank});
switch (card.rank) {
case 'J':
case 'Q':
case 'K':
rooms[roomindex].dealer.total += 10;
break;
case 'A':
if (rooms[roomindex].dealer.total < 11) {
rooms[roomindex].dealer.total += 11;
break;
} else {
rooms[roomindex].dealer.total += 1;
break;
}
default:
rooms[roomindex].dealer.total += card.rank;
}
}
io.to(roomid).emit('d_score', rooms[roomindex].dealer.total);
io.to(roomid).emit('hide-dealer-hand');
};
});
//Broadcast when a user disconnects
socket.on('disconnect',()=>
{
const user= userLeaves(socket.id);
if(user)
{
//io.to(user.roomid).emit('message',formatMessage(chatBot,`${user.username} left the chat`));
io.to(user.roomid).emit('roomUsers',
{
roomid:user.roomid,
users:getRoomUsers(user.roomid)
});
}
})
})
})
//Broadcast when a user disconnects
socket.on('disconnect',()=>
{
console.log('User Disconnected');
const user= userLeaves(socket.id);
if(user)
{
io.to(user.roomid).emit('roomUsers',
{
roomid:user.roomid,
users:getRoomUsers(user.roomid)
});
}
})
})