var WebSocketServer = require('websocket').server;

var http = require('http');
var HttpDispatcher = require('httpdispatcher');
var dispatcher = new HttpDispatcher();
SpeechToTextV1 = require('watson-developer-cloud/speech-to-text/v1');

var speech_to_text = new SpeechToTextV1({
    "username": "user",
    "password": "pass"
});
var server = http.createServer(handleRequest);

var wsServer = new WebSocketServer({
    httpServer: server,
    autoAcceptConnections: true,
});

//Lets use our dispatcher
function handleRequest(request, response) {
    try {
        dispatcher.dispatch(request, response);
    } catch (err) {
        console.log(err);
    }
}

// Serve the ncco
dispatcher.onGet("/ncco", function (req, res) {
    fs.readFile('./ncco.json', function (error, data) {
        res.writeHead(200, { 'Content-Type': 'application/json' });
        res.end(data, 'utf-8');
    });
});

wsServer.on('connect', function (connection) {
    var recognizeStream = speech_to_text.createRecognizeStream({ content_type: 'audio/l16; rate=1600' }, printer);
    recognizeStream.setEncoding('utf8');

    connection.on('message', function (message) {
        if (message.type === 'utf8') {
            console.log("Message utf8: ", message);

        } else if (message.type === 'binary') {
            //audio: message.binaryData, printer()
        }
    });
});

server.listen(8000, function () {});