d-bot/addons/random.js

A quirky Discord bot made for single, small, private servers

// RNG-based commands
var util = require('./../core/util.js');

var _commands = {};

_commands.roll = function(data) {
    if(!data.params.length) data.params.push('1d6');
    if(data.params[0][1].toLowerCase() !== 'd') return;
    var diceCount = +data.params[0][0];
    var sides = +(data.params[0].substr(2, 20));
    var total = 0;
    var rolls = [`Rolling a **${sides}** sided die **${diceCount}** time${diceCount > 1 ? 's' : ''}!`];
    if(diceCount > 0 && sides > 0) {
        for(var i = 0; i < diceCount; i++) {
            var roll = util.randomInt(1, sides);
            total += roll;
            rolls.push(`**${roll}**`);
        }
        if(diceCount > 1) rolls.push(`Total: **${total}**`);
        data.reply(rolls.join('\n'));
    }
};

_commands.pick = function(data) {
    if(!data.params.length) return data.reply('Pick what?');
    var choices = [];
    var choice = '';
    for(let word of data.params) {
        if(word.slice(-1) === ',') {
            word = word.substr(0, word.length - 1);
            if(word.length) choice += (choice === '' ? '' : ' ') + word;
            if(choice.length) choices.push(choice);
            choice = '';
        } else if(word.toLowerCase() === 'or') {
            if(choice.length) choices.push(choice);
            choice = '';
        } else if(word.length) {
            choice += (choice === '' ? '' : ' ') + word;
        }
    }
    if(choice !== '') choices.push(choice);
    if(choices.length) data.reply(`**${util.capitalize(util.pickInArray(choices))}**`);
};

_commands.flip = function(data) {
    var coinCount = data.params.length ? Math.min(10, +data.params[0]) : 1;
    var flips = [`Flipping a coin **${coinCount}** time${coinCount > 1 ? 's' : ''}!`];
    if(coinCount > 0) {
        for(var j = 0; j < coinCount; j++) {
            flips.push(`**${util.flip() ? 'Heads' : 'Tails'}**`);
        }
        data.reply(flips.join('\n'));
    }
};

_commands.whataretheodds = function(data) {
    var odds = Math.pow(10, util.randomInt(8)) * util.randomInt(1, 9);
    data.reply(`1 in ${odds.toLocaleString()}!`);
};

module.exports = {
    commands: _commands,
    help: {
        flip: ['Flip a coin, or 5!', '5'],
        roll: ['DnD style dice rolls', '2d6'],
        pick: ['Pick a choice, any choice', 'this, that, or the other'],
        whataretheodds: ['What *are* the odds?']
    }
};