!sol command for oftn-bot

oftn-bot-sol.js

function Flags(text) {
    var m = text.match(/^-([^ ]+)( (.+))?/);
    if (m) {
	var s = m[1].split("");
	return {all: s, flags: s.reduce(function(o,i) { o[i] = true; return o; }, {}), args: m[2] ? m[3] : undefined};
    } else {
	return null;
    }
}

ΩF_0Bot.prototype.sol = function (context, text) {
    if (text) {
	var f = Flags(text);
	if (f) {
	    if (f.flags.r && f.all.length == 2) {
		if (f.flags.s && f.args) {
		    // to relative gregorian from relative sol
		    return context.channel.send_reply(context.intent, Sol.parseSol(f.args, false).toStupidString());
		} else if (f.flags.g && f.args) {
		    // to relative sol from relative gregorian
		    return context.channel.send_reply(context.intent, Sol.parseStupid(f.args, false).toString());
		}
	    } else if (f.flags.a && f.all.length == 2) {
		if (f.flags.s && f.args) {
		    // add a relative UJD to the current time and return the result in gregorian time
		    return context.channel.send_reply(context.intent, new Sol(new Sol().floating + Sol.parseSol(f.args).floating).toStupidString());
		} else if (f.flags.g && f.args) {
		    // add a relative gregorian time to the current time and return the result as a UJD
		    return context.channel.send_reply(context.intent, new Sol(new Sol().floating + Sol.parseStupid(f.args).floating).toString());
		}
	    } else if (f.all.length == 1) {
		if (f.flags.s && f.args) {
		    // to absolute gregorian from absolute sol
		    return context.channel.send_reply(context.intent, Sol.parseSol(f.args, true).toStupidString());
		} else if (f.flags.g && f.args) {
		    // to absolute sol from absolute gregorian
		    return context.channel.send_reply(context.intent, Sol.parseStupid(f.args, true).toString());
		} else if (f.flags.h) {
		    var s = context.sender;
		    s.send("----------------------------[ !sol command usage ]-----------------------------");
		    s.send("!sol");
		    s.send("  Outputs the current time in the Unix-Julian Date format.");
		    s.send("!sol -g <time>");
		    s.send("  Converts an ISO 8601 Gregorian time to UJD.");
		    s.send("!sol -gr <amount>");
		    s.send("  Converts a relative Gregorian amount (e.g. 8 months) to the equivalent");
                    s.send("  measurement in sols (ſ).");
                    s.send("!sol -ga <amount>");
                    s.send("  Outputs the current time in UJD, advanced by <amount> specified in Gregorian");
		    s.send("  measurements.");
		    s.send("!sol -s <time>");
		    s.send("  Converts a Unix-Julian Date to the conventional Gregorian format.");
                    s.send("!sol -sr <amount>");
		    s.send("  Converts an amount measured in sols (ſ) to a Gregorian-based amount.");
		    s.send("!sol -sa <amount>");
		    s.send("  Outputs the current UTC time in Gregorian, advanced by <amount> sols (ſ).");
		    s.send("-------------------------------------------------------------------------------");
		    return;
		}
	    }
	}
	context.channel.send_reply(context.sender,
				   "Invalid usage. If you invoke `!sol -h`, I'll PM you with instructions on how to use !sol.");
    } else {
	// current time in UJD
	context.channel.send_reply(context.intent, new Sol().toString());
    }
};