bitfinex ws ticket

gistfile1.txt

const WebSocket = require('ws')

const wss = new WebSocket('wss://api.bitfinex.com/ws/2')


var bitfinexcr = ['tBTCUSD', 'tETHUSD', 'tXRPUSD', 'tBCHUSD', 'tDSHUSD', 'tETCUSD', 'tLTCUSD', 'tREPUSD', 'tXMRUSD', 'tZECUSD'];


wss.onopen = function () {


    bitfinexcr.forEach(function (currency) {
        wss.send(JSON.stringify({
            "event": "subscribe",
            "channel": "ticker",
            "pair": currency
        }));
    });


};


var symbol = [];
var pair = [];

wss.onmessage = function (msg) {

    var response = JSON.parse(msg.data);

    var hb = response[1];
    if (hb != "hb") {
        switch (response.event) {
            case 'subscribed':
                eval("  symbol[" + response.chanId + "] =  '" + response.symbol + "';  pair[" + response.chanId + "] =  '" + response.pair + "'; ");
                break;
            default:

                if (response[0]) {
                    switch (pair[response[0]]) {
                        case 'BTCUSD':
                            console.log(pair[response[0]] + ' BID: ' + response[1][0] + ' ASK: ' + response[1][2]);
                            break;
                        default:
                            console.log(pair[response[0]] + ' BID: ' + response[1][0] + ' ASK: ' + response[1][2]);
                            break;
                    }
                }
                break;
        }

    }
};