sendEmail.js

 sendEmail = async (orgId: string): Promise<void> => {
    const transporter = nodemailer.createTransport({
      host: 'smtp.office365.com',
      port: 587,
      secure: false,
      auth: {
        user: '***',
        pass: '***',
      },
    });


    const email = new Email({
      send: true,
      message: {
        from: process.env.EMAIL_SENDER,
      },
      transport: transporter,
      render: (view, locals) => {
        return new Promise((resolve, reject) => {
          const emailTemplateModel = getEmailTemplateModel(orgId);
          emailTemplateModel.findOne({name: 'template'},
              async (err: unknown, template: unknown) => {
                if (err) {
                  reject(err); return;
                }
                if (template) {
                  let html = ejs.render(template.templateBody, locals);
                  html = await email.juiceResources(html);
                  resolve(html);
                }
              });
        });
      },
    });

    email.send({
      template: 'mars',
      message: {
        to: '[email protected]',
      },
      // locals: {
      //   name: 'John Smith',
      // },
    })
        .then((e) => {
          console.log(e);
          return true;
        })
        .catch((e) => {
          console.log(e);
          return false;
        });
  };