muenchhausen/lib/fake/decimal/index.js

Produce authentic mockup fake data

"use strict";


var I18n = require("./../../i18n");


function Decimal(context) {
  this.culture = context.culture;
  // Decimal.super_.apply(this, arguments);
  this.i18n = new I18n(this.culture, "numberformat").jsonLoader();

  return this;
}

// require("./../../extension/").extend(Decimal);



function generateRandomDecimal(min, max) {
  var result = Math.random() * (max - min) + min;
  var result2 = Math.random() * (99999999999) + 9999999;
  result2 = result2 / 100000000000
  result = result.toString() + result2;
  return result;
};


function randomDecimal(setup) {
  var startDate;
  var endDate;

  if (setup.min) {
    startDate = parseInt(setup.min.toString()) + 1;
  } else {
    startDate = Number.MIN_SAFE_INTEGER;
  }
  if (setup.max) {
    endDate = parseInt(setup.max.toString()) - 1;
  } else {
    endDate = Number.MAX_SAFE_INTEGER;
  }

  var result = generateRandomDecimal(startDate, endDate);
  return result;
}

Decimal.prototype._text = function toString() {
  var parts = this.value.toString().split(".")
  parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, this.i18n.numberFormatInfo.NumberGroupSeparator);
  var result = parts[0] + this.i18n.numberFormatInfo.NumberDecimalSeparator + parts[1].substring(0, this.format.decimalplaces);
  return result;
}

/**
 * random decimal based on template using configuration options.  
 * For example `rnd:$(decimal.random) rnd:$(decimal.random min:1,max:111,decimalplaces:3)`
 */
Decimal.prototype.random = function random(context) {
  this.format = context;
  this.culture = context.culture;
  this.value = randomDecimal(this.format);
  return {
    value: this.value,
    text: this._text.bind(this)
  };
};

module.exports = Decimal;