send_email.js

send_email.js

// comandos
// npm init
// npm install rxjs
// npm install @sendgrid/mail

const fs = require("fs");
const { from } = require("rxjs");
const { filter, map } = require("rxjs/operators");
const sgMail = require("@sendgrid/mail");

sgMail.setApiKey('sua chave sandgrid aqui');

const removeBlankLines = (x) => x !== "";

const mailBuild = (email) => {
  const body = {
    to: email,
    from: "noreplay@nodejsbrasil.com.br",
    subject: "Sandgrid Test",
    text: "Pompeulimp eu vou te seguir insta relaxa!! @pompeulimp",
    html: `<strong>Ola vem seguir no insta vem por favor? Sr. ${email}</strong>`,
  };

  return body;
};

const sendEmail = (body) =>
  sgMail
    .send(body)
    .then((result) => {
      console.log("Email enviado");
      console.log(result);
    })
    .catch((error) => {
      console.error(error);

      if (error.response) {
        console.error(error.response.body);
      }
    });

const emaillist = fs.readFileSync("./mail_list.txt", "utf8").split("\n");

from(emaillist)
  .pipe(filter(removeBlankLines), map(mailBuild))
  .subscribe(sendEmail);