roolthedice/src/index.js

A CLI program to rool dices for RPG's or not

#!/usr/bin/env node

const argv = require('minimist')(process.argv.slice(2));
const colors = require('colors');

const playDiceSound = require('./playSound');

function rand(min, max) {
  let random = Math.random() * (max - min) + min;
  return Math.floor(random);
}

function percentage(partialValue, totalValue) {
  return (100 * partialValue) / totalValue;
}

typeof argv.dice === 'number' ? (dice = argv.dice) : (dice = 6);

const sumData = argv.sum;
var sum = 0;

var subData = argv.sub;
var sub = 0;

if (typeof sumData === 'number') {
  sum += sumData;
} else if (typeof sumData !== 'undefined') {
  const sumDataArray = sumData.split(',');

  for (i = 0; i < sumDataArray.length; i++) {
    sum += Number(sumDataArray[i]);
  }
}

if (typeof subData === 'number') {
  sub += subData;
} else if (typeof subData !== 'undefined') {
  const subDataArray = subData.split(',');

  for (i = 0; i < subDataArray.length; i++) {
    sub += Number(subDataArray[i]);
  }
}

const sort = rand(1, dice);
const number = sum + sort - sub;
const numberPercentage = percentage(number, dice);

if (numberPercentage <= 25) {
  var numberStr = `${number}`.red.bold;
} else if (numberPercentage <= 50) {
  var numberStr = `${number}`.yellow.bold;
} else if (numberPercentage <= 75) {
  var numberStr = `${number}`.blue.bold;
} else if (numberPercentage < 100) {
  var numberStr = `${number}`.green.bold;
} else if (numberPercentage === 100) {
  var numberStr = `${number}`.bold;
} else if (numberPercentage > 100) {
  var numberStr = `${number}`.magenta.bold;
} else {
  var numberStr = 'Error, this error need to re reported.';
}

playDiceSound();

console.log('\nRoll The Dice!: '.bold + numberStr);

if (argv.check !== undefined) {
  const screenshot = require('screenshot-desktop');

  screenshot({ format: 'png', filename: 'screenshotCheck.png' });
}