const port = 3000;

const fs = require('fs');
const tmi = require('tmi.js');
const express = require('express');
const app = express();
const http = require('http').createServer(app);
const io = require('socket.io')(http);

// Define configuration options
const opts = JSON.parse(fs.readFileSync('settings.json'));

// Create a client with our options
const client = new tmi.client(opts);

// Register our event handlers (defined below)
client.on('message', onMessageHandler);
client.on('connected', onConnectedHandler);

// Connect to Twitch:
client.connect();

// Called every time a message comes in
function onMessageHandler (target, context, message, self) {
    io.emit("message", {
        target,
        context,
        message,
        self
    });
}

// Called every time the bot connects to Twitch chat
function onConnectedHandler() {
    console.log("Connected to twitch");
}

app.get('/', function(req, res){
    res.sendFile(__dirname + '/static/index.html');
});

app.use('/static', express.static('static'));

io.on('connection', function(socket){
    socket.on('message', function(message) {
        io.emit('message', message);
    });

    socket.on('disconnect', function() {
    });
});

http.listen(port, function(){
    console.log('Listening on port ' + port);
});