var sock = null;

var ellog = null;

function log(m) {

   ellog.innerHTML += m + '\n';

   ellog.scrollTop = ellog.scrollHeight;

};

//Config vars

var sceneWidth = 800;

var sceneHeight = 400;

var sceneBgColor = 0x66FF99;

var manualFramerate = 24;

var speed = 1; // container -x position at each frame. Speed = 1 ~ 110px for 2 seconds

var pixelsPerSecond = 50; // nb of pixels per second

var lineInterval = 2000; // means line every 2 seconds

var nbLines = 0;

var zeroTime = new Date("2014-10-06T12:16:43.000000Z").getTime();

//create an new instance of a pixi stage

var stage = new PIXI.Stage(sceneBgColor);

//create a renderer instance.

var renderer = PIXI.autoDetectRenderer(sceneWidth, sceneHeight);

//add the renderer view element to the DOM

document.body.appendChild(renderer.view);

//requestAnimFrame( animate );

var uberContainer = new PIXI.DisplayObjectContainer();

uberContainer.position.x = Math.floor(sceneWidth*4/5);

uberContainer.position.y = 0;

stage.addChild(uberContainer);

var container = new PIXI.DisplayObjectContainer();

container.position.x = 0;

container.position.y = 0;

uberContainer.addChild(container);

//create a texture from an image path

var texture = PIXI.Texture.fromImage("bunny.png");

/*function animate() {

    requestAnimFrame( animate );

    // just for fun, lets rotate mr rabbit a little

    //bunny.rotation += 0.1;

    container.x -= speed;

    //console.log("container.x = ", container.x);

    // render the stage  

    renderer.render(stage);

}*/

function moveContainer() {

    container.x -= pixelsPerSecond/manualFramerate;

    renderer.render(stage);

}

function addBunny(data){

    // create a new Sprite using the texture

    var bunny = new PIXI.Sprite(texture);

    // center the sprites anchor point

    //bunny.anchor.x = 0.5;

    //bunny.anchor.y = 0.5;

    deltaMilliseconds = new Date(data.ts).getTime() - zeroTime;

    //bunny.position.x = (sceneWidth / 2) - container.x;

    //bunny.position.y = Math.floor(Math.random()*sceneHeight);

    var x = deltaMilliseconds * pixelsPerSecond / 1000;

    bunny.position.x = x;

    bunny.position.y = Math.floor( data.content[3] * sceneHeight / 128 );

    bunny.alpha = data.content[4] / 128;

    console.log("diff temporelle = ", x);

    container.addChild(bunny);

}

window.onload = function() {

    ellog = document.getElementById('log');

    var wsuri;

    if (window.location.protocol === "file:") {

       wsuri = "ws://127.0.0.1:8090/broadcast";

    } else {

       wsuri = "ws://" + window.location.hostname + ":8090/broadcast";

    }

    if ("WebSocket" in window) {

       sock = new WebSocket(wsuri);

    } else if ("MozWebSocket" in window) {

       sock = new MozWebSocket(wsuri);

    } else {

       log("Browser does not support WebSocket!");

       window.location = "http://autobahn.ws/unsupportedbrowser";

    }

    if (sock) {

       sock.onopen = function() {

          log("Connected to " + wsuri);

       }

       sock.onclose = function(e) {

          log("Connection closed (wasClean = " + e.wasClean + ", code = " + e.code + ", reason = '" + e.reason + "')");

          sock = null;

       }

       sock.onmessage = function(e) {

          log("Got message: " + e.data);

          addBunny(JSON.parse(e.data));

       }

    }

};

function addLine(){

    nbLines++;

    var graphics = new PIXI.Graphics();

    var x = nbLines * (lineInterval/1000) * pixelsPerSecond;

    console.log("nbLines = ",nbLines, "x = ", x);

    graphics.beginFill(0xFFFF00);

    graphics.lineStyle(1, 0x444444);

    graphics.moveTo(x, 0);

    graphics.lineTo(x, sceneHeight);

    graphics.endFill();

    container.addChild(graphics);

}

var moveInterval = window.setInterval(moveContainer, 1000/manualFramerate);

var linesInterval = window.setInterval(addLine, lineInterval);