Send Email Multiple Recipients

import sendgrid from "npm:@sendgrid/mail@^7.7.0";

/**

 * @param is_message_html If `true` then the message will be sent and parsed as HTML,

 * otherwise it will be sent as plain text.

 */

type Sendgrid = {

  token: string;

};

export async function main(

  api_token: Sendgrid,

  from: string,

  to: string[],

  subject: string,

  message: string,

  is_message_html: boolean,

) {

  sendgrid.setApiKey(api_token.token);

  const messageObject: Record<string, string | string[]> = {

    to,

    from,

    subject,

  };

  messageObject[is_message_html ? "html" : "text"] = message;

  try {

    return await sendgrid.send(messageObject, true);

  } catch (error) {

    throw Error("\n" + JSON.stringify(error?.response?.body || error));

  }

}