@das3mical/adonis-mercure/build/src/token_generator.js

A simple AdonisJS provider to interact with Mercure hub

import jws from 'jws';
export class TokenGenerator {
    #config;
    constructor(config) {
        this.#config = config;
    }
    generate(payload) {
        return new Promise((resolve, reject) => {
            jws
                .createSign({
                payload: { mercure: payload },
                secret: this.#config.jwt.secret,
                header: { alg: this.#config.jwt.alg },
            })
                .on('error', reject)
                .on('done', resolve);
        });
    }
    // WARNING: never pass user-controlled topics directly — a wildcard topic ('*')
    // would grant the token holder access to all private events.
    generateSubscribeToken(topics) {
        return this.generate({ subscribe: topics });
    }
}