socket-io-client-snippet.js

document.title = '[WS] Connected..';

(function(){

    // config
    var HOST = 'example.com'
    var PORT = 3311
    var USER_ID = 1000;

    // connect
    var ns = io.connect('http://' + HOST + ':' + PORT + '/drivers?userId=' + USER_ID, {
        "forceNew": true
        // ,"reconnect": false
        // ,"reconnection": false
        // ,"reconnectionAttempts": -1
    })

    window.ns = ns;

    if (!ns._callbacks["error"]) {

        // connect
        ns.on('connect', function (){
            console.log('Connection complete');

            // availables
            ns.on('availables', function(usersIds){
                console.log('Availables users: ' + usersIds.join(', '));
            })

            // available on
            ns.on('available on', function(data){
                console.log('User is now available: ' + data.user_id);
            })

            // available off
            ns.on('available off', function(data){
                console.log('User became unavailable: ' + data.user_id);
            })

            // update location
            ns.on('update location', function(location){
                console.log('User#' + location.user_id + ', latitude ' + location.latitude + ', longitude: ' + location.longitude)
            })

            // emit
            ns.emit('update location', {latitude: 1.23, longitude: 2.123})

            // disconnect
            // ns.disconnect()
        })

        // error
        ns.on('error', function (){
            console.log('Fail connection')
        })

        // disconnect
        ns.on('disconnect', function (){
            console.log('You are disconnected')
        })
    }

})()

'Start script..'