cal.pub0.org/lib/emails/new-event.ts

99 lines
3.2 KiB
TypeScript

import nodemailer from 'nodemailer';
import dayjs, { Dayjs } from "dayjs";
import localizedFormat from 'dayjs/plugin/localizedFormat';
import utc from 'dayjs/plugin/utc';
import timezone from 'dayjs/plugin/timezone';
import toArray from 'dayjs/plugin/toArray';
import { createEvent } from 'ics';
import { CalendarEvent } from '../calendarClient';
import { serverConfig } from '../serverConfig';
dayjs.extend(localizedFormat);
dayjs.extend(utc);
dayjs.extend(timezone);
dayjs.extend(toArray);
export default function createNewEventEmail(calEvent: CalendarEvent, options: any = {}) {
return sendEmail(calEvent, {
provider: {
transport: serverConfig.transport,
from: serverConfig.from,
},
...options
});
}
const icalEventAsString = (calEvent: CalendarEvent): string => {
const icsEvent = createEvent({
start: dayjs(calEvent.startTime).utc().toArray().slice(0, 6),
startInputType: 'utc',
productId: 'calendso/ics',
title: `${calEvent.type} with ${calEvent.attendees[0].name}`,
description: calEvent.description,
duration: { minutes: dayjs(calEvent.endTime).diff(dayjs(calEvent.startTime), 'minute') },
organizer: { name: calEvent.organizer.name, email: calEvent.organizer.email },
attendees: calEvent.attendees.map( (attendee: any) => ({ name: attendee.name, email: attendee.email }) ),
status: "CONFIRMED",
});
if (icsEvent.error) {
throw icsEvent.error;
}
return icsEvent.value;
}
const sendEmail = (calEvent: CalendarEvent, {
provider,
}) => new Promise( (resolve, reject) => {
const { transport, from } = provider;
const organizerStart: Dayjs = <Dayjs>dayjs(calEvent.startTime).tz(calEvent.organizer.timeZone);
nodemailer.createTransport(transport).sendMail(
{
icalEvent: {
filename: 'event.ics',
content: icalEventAsString(calEvent),
},
from: `Calendso <${from}>`,
to: calEvent.organizer.email,
subject: `New event: ${calEvent.attendees[0].name} - ${organizerStart.format('LT dddd, LL')} - ${calEvent.type}`,
html: html(calEvent),
text: text(calEvent),
},
(error) => {
if (error) {
console.error("SEND_NEW_EVENT_NOTIFICATION_ERROR", calEvent.organizer.email, error);
return reject(new Error(error));
}
return resolve();
});
});
const html = (evt: CalendarEvent) => `
<div>
Hi ${evt.organizer.name},<br />
<br />
A new event has been scheduled.<br />
<br />
<strong>Event Type:</strong><br />
${evt.type}<br />
<br />
<strong>Invitee Email:</strong><br />
<a href="mailto:${evt.attendees[0].email}">${evt.attendees[0].email}</a><br />
<br />` +
(
evt.location ? `
<strong>Location:</strong><br />
${evt.location}<br />
<br />
` : ''
) +
`<strong>Invitee Time Zone:</strong><br />
${evt.attendees[0].timeZone}<br />
<br />
<strong>Additional notes:</strong><br />
${evt.description}
</div>
`;
// just strip all HTML and convert <br /> to \n
const text = (evt: CalendarEvent) => html(evt).replace('<br />', "\n").replace(/<[^>]+>/g, '');