Try this :
Create a file named classes.js & and paste this and try again !
const { Client, WhatsWebURL } = require("whatsapp-web.js");
const {
WebCache,
VersionResolveError,
} = require("whatsapp-web.js/src/webCache/WebCache");
const path = require("path");
const fs = require("fs");
const {
createWebCache,
} = require("whatsapp-web.js/src/webCache/WebCacheFactory");
class WhatsAppWebClient extends Client {
async initWebVersionCache() {
const { type: webCacheType, ...webCacheOptions } =
this.options.webVersionCache;
let webCache;
if (webCacheType === "local") {
webCache = new LocalWebCache(webCacheOptions);
} else {
webCache = createWebCache(webCacheType, webCacheOptions);
}
const requestedVersion = this.options.webVersion;
const versionContent = await webCache.resolve(requestedVersion);
if (versionContent) {
await this.pupPage.setRequestInterception(true);
this.pupPage.on("request", async (req) => {
if (req.url() === WhatsWebURL) {
req.respond({
status: 200,
contentType: "text/html",
body: versionContent,
});
} else {
req.continue();
}
});
} else {
this.pupPage.on("response", async (res) => {
if (res.ok() && res.url() === WhatsWebURL) {
await webCache.persist(await res.text());
}
});
}
}
}
/**
* LocalWebCache - Fetches a WhatsApp Web version from a local file store
* @param {object} options - options
* @param {string} options.path - Path to the directory where cached versions are saved, default is: "./.wwebjs_cache/"
* @param {boolean} options.strict - If true, will throw an error if the requested version can't be fetched. If false, will resolve to the latest version.
*/
class LocalWebCache extends WebCache {
constructor(options = {}) {
super();
this.path = options.path || "./.wwebjs_cache/";
this.strict = options.strict || false;
}
async resolve(version) {
const filePath = path.join(this.path, `${version}.html`);
try {
return fs.readFileSync(filePath, "utf-8");
} catch (err) {
if (this.strict)
throw new VersionResolveError(
`Couldn't load version ${version} from the cache`
);
return null;
}
}
// L'erreur
// async persist(indexHtml) {
// // extract version from index (e.g. manifest-2.2206.9.json -> 2.2206.9)
// const version = indexHtml.match(/manifest-([\d\\.]+)\.json/)[1];
// if (!version) return;
// const filePath = path.join(this.path, `${version}.html`);
// fs.mkdirSync(this.path, { recursive: true });
// fs.writeFileSync(filePath, indexHtml);
// }
// La correction
async persist(indexHtml) {
// extract version from index (e.g. manifest-2.2206.9.json -> 2.2206.9)
if (indexHtml.match(/manifest-([\d\\.]+)\.json/) != null) {
const version = indexHtml.match(/manifest-([\d\\.]+)\.json/)[1];
if (!version) return;
const filePath = path.join(this.path, `${version}.html`);
fs.mkdirSync(this.path, { recursive: true });
fs.writeFileSync(filePath, indexHtml);
}
}
}
module.exports = {
WhatsAppWebClient,
};
