52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
const errorHandling = require('../../utils/errorHandling');
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const { requiredFields, generalError } = require('../../config/errors');
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/**
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* @description Convertis des °C en °F et l'inverse aussi.
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* @param {Number} degree - Nombre de degrès
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* @param {String} unit - Unité du nombre (°C ou °F)
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* @returns {Object} false si arguments non valides et sinon un objet contenant la string et le nombre résultat
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* @examples convertTemperature(23, '°C') → { resultNumber: 73.4, resultString: "73.4 °F" }
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*/
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function convertTemperature(degree, unit) {
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let temperatureValue = 0;
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let temperatureUnit;
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if (unit === "°C") {
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temperatureUnit = "°F";
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temperatureValue = ((degree * 9/5) + 32);
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}
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else if (unit === "°F") {
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temperatureUnit = "°C";
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temperatureValue = (degree - 32) * 5/9;
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}
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else {
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return false;
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}
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return {
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resultNumber: temperatureValue,
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resultString: `${temperatureValue} ${temperatureUnit}`
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};
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}
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/* OUTPUTS */
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exports.convertTemperatureOutput = ({ res, next }, argsObject) => {
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let { degree, unit } = argsObject;
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// S'il n'y a pas les champs obligatoire
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if (!(degree && unit)) {
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return errorHandling(next, requiredFields);
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}
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// Si ce n'est pas un nombre
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degree = parseInt(degree);
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if (isNaN(degree)) {
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return errorHandling(next, { message: "Veuillez rentré un nombre valide.", statusCode: 400 });
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}
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const result = convertTemperature(degree, unit);
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if (!result) {
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return errorHandling(next, generalError);
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}
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return res.status(200).json(result);
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} |