domotz-remote-pawn/src/utils/time.js

Domotz Agent

/** This file is part of Domotz Agent.
 * Copyright (C) 2016  Domotz Ltd
 *
 * Domotz Agent is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Domotz Agent is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Domotz Agent.  If not, see <http://www.gnu.org/licenses/>.
 **/

/**
 * Created by Tommaso Latini <tommaso@domotz.com> on 27/01/16.
 */

const SECOND = 1000;
const MINUTE = 60 * SECOND;
const HOUR = 60 * MINUTE;
const DAY = 24 * HOUR;

module.exports.SECOND = SECOND;
module.exports.MINUTE = MINUTE;
module.exports.HOUR = HOUR;
module.exports.DAY = DAY;

module.exports.getDeltaToThreeOClock = function (resourceLocator) {
    var domotzAgent = resourceLocator.entities.agent.get();
    var moment = resourceLocator.moment();

    var now = moment.tz(domotzAgent.timezone);
    var hours = (26 - now.hours()) % 24;
    var minutes = 59 - now.minutes();
    var seconds = 59 - now.seconds();
    var milliseconds = 1000 - now.milliseconds();
    return milliseconds + 1000 * (seconds + 60 * (minutes + 60 * hours));
};

module.exports.msecs2Human = function msecs2Human(x) {
    var now = new Date();
    var time = x ? new Date(x) : now;
    return ("0" + time.getHours()).slice(-2) + ':' +
        ("0" + time.getMinutes()).slice(-2) + ':' +
        ("0" + time.getSeconds()).slice(-2) + '.' +
        ("00" + time.getMilliseconds()).slice(-3);
};

module.exports.getNextStartTime = function (start, freq) {
    var now = new Date(), h, m, s, u;
    var times = DAY / freq;

    h = Math.floor(start / HOUR);
    start -= h * HOUR;
    m = Math.floor(start / MINUTE);
    start -= m * MINUTE;
    s = Math.floor(start / SECOND);
    u = start - s*SECOND;

    start = (new Date()).setUTCHours(h, m, s, u);

    for (var i=0; i< times; i++) {
        var next = new Date(start + i*freq);
        if (next > now) {
            return (next - now);
        }
    }
};

module.exports.toMs = function(hours, minutes, seconds) {
    "use strict";
    var m = (hours || 0) * 60 + (minutes || 0);
    var s = m * 60 + (seconds || 0);
    return s * 1000;
};

module.exports.getDiff = function (stats) {
    return stats.end.getTime() - stats.start.getTime();
};