simpletime.js

module.exports = function(RED) {
    function SimpleTimeNode(config) {
        RED.nodes.createNode(this,config);
        var node = this;
        //node.warn("config object before checking for undefined");
        //node.warn(JSON.stringify(config));
        this.mydate = (config.mydate === undefined) ? true : config.mydate;
        this.myymd = (config.myymd === undefined) ? true : config.myymd;
        this.myyear = (config.myyear === undefined) ? true : config.myyear;
        this.mymonth = (config.mymonth === undefined) ? true : config.mymonth;
        this.mymonthn = (config.mymonthn === undefined) ? true : config.mymonthn;
        this.mymonthf = (config.mymonthf === undefined) ? true : config.mymonthf;
        this.mydom = (config.mydom === undefined) ? true : config.mydom;
        this.mydoy = (config.mydoy === undefined) ? true : config.mydoy;
        this.myday = (config.myday === undefined) ? true : config.myday;
        this.mydayf = (config.mydayf === undefined) ? true : config.mydayf;
        this.myhourpm = (config.myhourpm === undefined) ? true : config.myhourpm;
        this.myhour = (config.myhour === undefined) ? true : config.myhour;
        this.mytime = (config.mytime === undefined) ? true : config.mytime;
        this.mytimes = (config.mytimes === undefined) ? true : config.mytimes;
        this.myminute = (config.myminute === undefined) ? true : config.myminute;
        this.myminutes = (config.myminutes === undefined) ? true : config.myminutes;
        this.mysecond = (config.mysecond === undefined) ? true : config.mysecond;
        this.mymillis = (config.mymillis === undefined) ? true : config.mymillis;
        this.myepoch = (config.myepoch === undefined) ? true : config.myepoch;
        this.myrawdate = (config.myrawdate === undefined) ? true : config.myrawdate;
        this.mypm = (config.mypm === undefined) ? true : config.mypm;
	this.mysqldt = (config.mysqldt === undefined) ? true : config.mysqldt;


        node.on('input', function(msg) {
            const monthNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
            const monthNamesFull =  ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
            const dayNames =["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"];
            const dayNamesFull = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];

	// Check if msg.date exists, otherwise use new Date()
	    var d
            const isDate = (val) => !isNaN(new Date(val).getTime())
            if (msg.date == undefined) {
                d = new Date()
            } else if (isDate(msg.date)) {
                d = new Date(msg.date)
            } else {
                this.warn('msg.date contains an unrecognized date format, please check simpletimes readme for input examples')
                return
            }

            dts = d.toDateString() ;
            e = d.getTime();
            mnu = pad(d.getMonth()+1, 2);
            mnt = (d.getMonth());
            mn = (monthNames[mnt]);
            mnf = (monthNamesFull[mnt]);
            dy = (dayNames[d.getDay()]);
            dyf = (dayNamesFull[d.getDay()]);
            dt = pad(d.getDate(), 2);
            yr = d.getFullYear();
            hr = d.getHours();
            mi = d.getMinutes();
            ny = (Date.UTC(d.getFullYear(), d.getMonth(), d.getDate()) - Date.UTC(d.getFullYear(), 0, 0)) / 86400000;
            h = pad(hr, 2);
            m = pad(mi, 2);
            s = pad(d.getSeconds(), 2);
            mil = pad(d.getMilliseconds(), 3);

            // Get hour in 12hr format
            if (hr===0){thr=12;}
            else if (hr>12){thr=hr-12;}
            else {thr=hr;}
            thr='' + thr;

            // Calculate if AM or PM
            var amp = ((hr*60)+mi);
            if (amp<720){amp="AM";}
            else {amp="PM";}

            var hm = (h+":"+m);
            var hms = (h+":"+m+":"+s);
            var ms = (m+":"+s);
            if (this.mydate) {
                msg.mydate = dts;
            };
            if (this.myymd) {
                msg.myymd = '' + yr + '-' + mnu + '-' + dt;
            };
            if (this.myyear) {
                msg.myyear = ''+yr;
            };
            if (this.mymonth) {
                msg.mymonth = mn;
            };
            if (this.mymonthf) {
                msg.mymonthf = mnf;
            };
            if (this.mymonthn) {
                msg.mymonthn = mnu;
            };
            if (this.mydom) {
                msg.mydom = dt;
            };
            if (this.mydoy) {
                msg.mydoy = ''+ny;
            };
            if (this.myday) {
                msg.myday = dy;
            };
            if (this.mydayf) {
                msg.mydayf = dyf;
            };
            if (this.myhourpm) {
                msg.myhourpm = thr;
            };
            if (this.myhour) {
                msg.myhour = h;
            };
            if (this.mytime) {
                msg.mytime = hm;
            };
            if (this.mytimes) {
                msg.mytimes = hms;
            };
            if (this.myminute) {
                msg.myminute = m;
            };
            if (this.myminutes) {
                msg.myminutes = ms;
            };
            if (this.mysecond) {
                msg.mysecond = s;
            };
            if (this.mymillis) {
                msg.mymillis = mil;
            };
            if (this.myepoch) {
                msg.myepoch = ''+e;
            };
            if (this.myrawdate) {
                msg.myrawdate = d;
            };
            if (this.mypm) {
                msg.mypm = amp;
            };
            if (this.mysqldt) {
                msg.mysqldt = '' + yr + '-' + mnu + '-' + dt + ' ' + hms;
            };
            node.send(msg);
        });
    }

    function pad(num, size) {
    var s = num+"";
    while (s.length < size) s = "0" + s;
    return s;
    }

    RED.nodes.registerType("simpletime",SimpleTimeNode);
}