/**

* js/utils.js

*

* basic tools

*

*/

'use strict';

function formatTime (ts) {

	var hours = Math.floor( (ts/1000) / 3600 ) % 24;

	var minutes = Math.floor( (ts/1000) / 60 ) % 60;

	var seconds = Math.floor( (ts/1000) % 60);

	return ((hours < 10 ? '0' + hours : hours) + ':' + (minutes < 10 ? '0' + minutes : minutes) + ':' + (seconds  < 10 ? '0' + seconds : seconds));

}

function colorToHex(c) {

	var m = /rgba?\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)/.exec(c);

	return m ? '#' + (1 << 24 | m[1] << 16 | m[2] << 8 | m[3]).toString(16).substr(1) : c;

}

function getAnnotCategories(urlCategories, annotCategories) {

    var jsonLoader = new PIXI.JsonLoader(urlCategories, true);

    jsonLoader.on('loaded', function(res) {

        var data = res.target.json;

        while(annotCategories.length > 0) {

        	annotCategories.pop();

        }

        data.sessions.forEach(function(session) {

            var annotCat = {

                ts: session.start_ts === null ? new Date(0) : Date.parse(session.start_ts),

                colors: {}

            }

            var categoriesJson = session.categories_json;

            annotCat.order = categoriesJson.order;

            categoriesJson.categories.forEach(function(cat) {

                annotCat.colors[cat.code] = colorToHex(cat.color);

            });

            annotCat.defaultColor = categoriesJson.defaultColor || "#536991";

            annotCategories.push(annotCat);

        });

        console.log(annotCategories);

        annotCategories[0].order.push("default");

    });

    jsonLoader.load();

}

module.exports = {

	formatTime: formatTime,

	colorToHex: colorToHex

};