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FunctionProject/api/assets/functions/main/randomNumber.js

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const errorHandling = require('../../utils/errorHandling')
const { requiredFields } = require('../../config/errors')
const formatNumberResult = require('../secondary/formatNumberResult')
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/**
* @description Génère un nombre aléatoire entre un minimum inclus et un maximum inclus.
* @param {Number} min Nombre Minimum
* @param {Number} max Nombre Maximum
* @returns {Number} Nombre aléatoire
* @examples randomNumber(1, 2) retourne soit 1 ou 2
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*/
function randomNumber (min, max) {
return Math.floor(Math.random() * (max - min + 1)) + min
}
/* OUTPUTS */
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const randomNumberOutput = ({ res, next }, argsObject) => {
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let { min, max } = argsObject
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// S'il n'y a pas les champs obligatoire
if (!(min && max)) {
return errorHandling(next, requiredFields)
}
// Si ce ne sont pas des nombres
min = parseInt(min)
max = parseInt(max)
if (isNaN(min) || isNaN(max)) {
return errorHandling(next, { message: 'Les paramètres min et max doivent être des nombres...', statusCode: 400 })
}
const result = randomNumber(min, max)
return res.status(200).json({ result, resultHTML: `<p>Nombre aléatoire compris entre ${min} inclus et ${max} inclus : <strong>${formatNumberResult(result)}</strong></p>` })
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}
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exports.randomNumber = randomNumber
exports.randomNumberOutput = randomNumberOutput