52 lines
2.6 KiB
JavaScript
52 lines
2.6 KiB
JavaScript
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const validator = require('validator');
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const errorHandling = require('../../utils/errorHandling');
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const { requiredFields, serverError } = require('../../config/errors');
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const Short_links = require('../../../models/short_links');
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module.exports = linkShortener = async ({ res, next }, argsObject) => {
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let { url, shortcutName } = argsObject;
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// S'il n'y a pas les champs obligatoire
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if (!(url && shortcutName)) {
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return errorHandling(next, requiredFields);
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}
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// Si ce n'est pas une url
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if (!validator.isURL(url)) {
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return errorHandling(next, { message: "Veuillez entré une URL valide.", statusCode: 400 });
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}
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// Si ce n'est pas de type slug
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if (!validator.isSlug(shortcutName)) {
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return errorHandling(next, { message: "Le nom de votre raccourci doit être de type slug (ne pas contenir d'espaces, ni de caractères spéciaux).", statusCode: 400 });
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}
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// Sanitize shortcutName
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shortcutName = validator.escape(shortcutName);
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shortcutName = validator.trim(shortcutName);
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shortcutName = validator.blacklist(shortcutName, ' ');
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try {
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// Si l'url a déjà été raccourcie
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const urlInDatabase = await Short_links.findOne({ where: { url } });
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if (urlInDatabase) {
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const urlShort = `https://short-links.divlo.fr/?q=${urlInDatabase.shortcut}`;
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return errorHandling(next, { message: `L'url a déjà été raccourcie... <br/> <br/> <a target="_blank" rel="noopener noreferrer" href="${urlShort}">${urlShort}</a>`, statusCode: 400 });
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}
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// Si le nom du raccourci existe déjà
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const shortcutInDatabase = await Short_links.findOne({ where: { shortcut: shortcutName } });
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if (shortcutInDatabase) {
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const urlShort = `https://short-links.divlo.fr/?q=${shortcutInDatabase.shortcut}`;
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return errorHandling(next, { message: `Le nom du raccourci a déjà été utilisé... <br/> <br/> <a target="_blank" rel="noopener noreferrer" href="${urlShort}">${urlShort}</a>`, statusCode: 400 });
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}
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// Ajout du lien raccourci
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const result = await Short_links.create({ url, shortcut: shortcutName });
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const shortcutLinkResult = `https://short-links.divlo.fr/?q=${result.shortcut}`;
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return res.status(200).json({ resultHTML: `URL Raccourcie : <br/> <br/> <a target="_blank" rel="noopener noreferrer" href="${shortcutLinkResult}">${shortcutLinkResult}</a>`, result: shortcutLinkResult });
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} catch {
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console.log(error);
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return errorHandling(next, serverError);
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}
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}
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