cal.pub0.org/packages/features/ee/workflows/api/scheduleEmailReminders.ts

146 lines
4.5 KiB
TypeScript

/* Schedule any workflow reminder that falls within 72 hours for email */
import { WorkflowActions, WorkflowMethods, WorkflowTemplates } from "@prisma/client";
import client from "@sendgrid/client";
import sgMail from "@sendgrid/mail";
import type { NextApiRequest, NextApiResponse } from "next";
import dayjs from "@calcom/dayjs";
import { defaultHandler } from "@calcom/lib/server";
import prisma from "@calcom/prisma";
import emailReminderTemplate from "../lib/reminders/templates/emailReminderTemplate";
const sendgridAPIKey = process.env.SENDGRID_API_KEY as string;
const senderEmail = process.env.SENDGRID_EMAIL as string;
sgMail.setApiKey(sendgridAPIKey);
async function handler(req: NextApiRequest, res: NextApiResponse) {
const apiKey = req.headers.authorization || req.query.apiKey;
if (process.env.CRON_API_KEY !== apiKey) {
res.status(401).json({ message: "Not authenticated" });
return;
}
if (!process.env.SENDGRID_API_KEY || !process.env.SENDGRID_EMAIL) {
res.status(405).json({ message: "No SendGrid API key or email" });
return;
}
//delete all scheduled email reminders where scheduled is past current date
await prisma.workflowReminder.deleteMany({
where: {
method: WorkflowMethods.EMAIL,
scheduledDate: {
lte: dayjs().toISOString(),
},
},
});
//find all unscheduled Email reminders
const unscheduledReminders = await prisma.workflowReminder.findMany({
where: {
method: WorkflowMethods.EMAIL,
scheduled: false,
},
include: {
workflowStep: true,
booking: {
include: {
eventType: true,
user: true,
attendees: true,
},
},
},
});
if (!unscheduledReminders.length) {
res.status(200).json({ message: "No Emails to schedule" });
return;
}
const dateInSeventyTwoHours = dayjs().add(72, "hour");
for (const reminder of unscheduledReminders) {
if (dayjs(reminder.scheduledDate).isBefore(dateInSeventyTwoHours)) {
try {
const sendTo =
reminder.workflowStep.action === WorkflowActions.EMAIL_HOST
? reminder.booking?.user?.email
: reminder.booking?.attendees[0].email;
const name =
reminder.workflowStep.action === WorkflowActions.EMAIL_ATTENDEE
? reminder.booking?.attendees[0].name
: reminder.booking?.user?.name;
const attendeeName =
reminder.workflowStep.action === WorkflowActions.EMAIL_ATTENDEE
? reminder.booking?.user?.name
: reminder.booking?.attendees[0].name;
const timeZone =
reminder.workflowStep.action === WorkflowActions.EMAIL_ATTENDEE
? reminder.booking?.attendees[0].timeZone
: reminder.booking?.user?.timeZone;
let emailContent = {
emailSubject: reminder.workflowStep.emailSubject || "",
emailBody: {
text: reminder.workflowStep.reminderBody || "",
html: `<body style="white-space: pre-wrap;">${reminder.workflowStep.reminderBody || ""}</body>`,
},
};
switch (reminder.workflowStep.template) {
case WorkflowTemplates.REMINDER:
emailContent = emailReminderTemplate(
reminder.booking?.startTime.toISOString() || "",
reminder.booking?.eventType?.title || "",
timeZone || "",
attendeeName || "",
name || ""
);
break;
}
if (emailContent.emailSubject.length > 0 && emailContent.emailBody.text.length > 0 && sendTo) {
const batchIdResponse = await client.request({
url: "/v3/mail/batch",
method: "POST",
});
const batchId = batchIdResponse[1].batch_id;
await sgMail.send({
to: sendTo,
from: senderEmail,
subject: emailContent.emailSubject,
text: emailContent.emailBody.text,
html: emailContent.emailBody.html,
batchId: batchId,
sendAt: dayjs(reminder.scheduledDate).unix(),
});
await prisma.workflowReminder.update({
where: {
id: reminder.id,
},
data: {
scheduled: true,
referenceId: batchId,
},
});
}
} catch (error) {
console.log(`Error scheduling Email with error ${error}`);
}
}
}
res.status(200).json({ message: "Emails scheduled" });
}
export default defaultHandler({
POST: Promise.resolve({ default: handler }),
});