buzzers/server.js

102 lines
3.1 KiB
JavaScript

const express = require("express");
const exphbs = require('express-handlebars');
const bodyParser = require('body-parser');
const Fingerprint = require('express-fingerprint');
const WebSocket = require('ws');
const http = require('http');
const randomWords = require('random-words');
const rooms = require('./room');
const room = require("./room");
const app = express();
const server = http.createServer(app);
app.use(Fingerprint({ parameters: [Fingerprint.useragent, Fingerprint.acceptHeaders, Fingerprint.geoip] }));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.engine('handlebars', exphbs());
app.set('view engine', 'handlebars');
app.use(express.static("public"));
app.get("/", (request, response) => {
response.render('index', {
layout: false,
suggestedTitle: randomWords({exactly: 1, wordsPerString: 3, separator: '-', maxLength: 5})
});
});
app.get("/:roomId", (request, response) => {
let room = rooms.getOrCreateRoom(request.params.roomId.trim().toLowerCase());
let participant = room.participants.find(p => p.participantId === request.fingerprint.hash);
if (room.audience.length === 0) {
response.render('audience', {
layout: false,
room: request.params.roomId.trim().toLowerCase(),
participants: room.participants,
});
} else if (participant) {
response.render('room', {
layout: false,
room: request.params.roomId.trim().toLowerCase(),
name: participant.participantName,
participantName: participant.participantName,
participantId: participant.participantId,
character: participant.character,
});
} else {
response.render('join', {layout: false, room: request.params.roomId.trim().toLowerCase()});
}
});
app.post("/:roomId", (request, response) => {
rooms.addParticipant(request.params.roomId.toLowerCase(), request.fingerprint.hash, request.body.name);
response.redirect(`/${request.params.roomId.toLowerCase()}`);
});
server.listen(process.env.PORT, () => {
console.log("Your app is listening on port " + server.address().port);
});
const wss = new WebSocket.Server({ server });
wss.on('connection', (ws, req) => {
let roomId = req.url.substring(1).toLowerCase();
if (roomId.includes("/audience")) {
roomId = roomId.replace("/audience", "");
rooms.addAudienceWS(roomId, ws);
ws.on('message', (message) => {
message = JSON.parse(message);
if (message.type === "reset") {
rooms.reset(roomId);
}
});
ws.on('close', () => {
room.closeRoom(roomId);
});
} else {
let participant;
ws.on('message', (message) => {
message = JSON.parse(message);
if (message.type === "join") {
participant = message.data;
rooms.addParticipantWS(roomId, participant.participantId, ws)
}
if (message.type === "buzz") {
console.log(`${participant.participantName} buzzed!`)
rooms.buzz(roomId, participant);
}
});
ws.on('close', () => {
if (participant) {
rooms.removeParticipant(roomId, participant.participantId);
}
});
}
});