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

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/* Schedule any workflow reminder that falls within 7 days for WHATSAPP */
import { WorkflowActions, WorkflowMethods } from "@prisma/client";
import type { NextApiRequest, NextApiResponse } from "next";
import dayjs from "@calcom/dayjs";
import { defaultHandler } from "@calcom/lib/server";
import { getTimeFormatStringFromUserTimeFormat } from "@calcom/lib/timeFormat";
import prisma from "@calcom/prisma";
import { getWhatsappTemplateFunction } from "../lib/actionHelperFunctions";
import * as twilio from "../lib/reminders/smsProviders/twilioProvider";
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;
}
//delete all scheduled whatsapp reminders where scheduled date is past current date
await prisma.workflowReminder.deleteMany({
where: {
method: WorkflowMethods.WHATSAPP,
scheduledDate: {
lte: dayjs().toISOString(),
},
},
});
//find all unscheduled WHATSAPP reminders
const unscheduledReminders = await prisma.workflowReminder.findMany({
where: {
method: WorkflowMethods.WHATSAPP,
scheduled: false,
scheduledDate: {
lte: dayjs().add(7, "day").toISOString(),
},
},
include: {
workflowStep: true,
booking: {
include: {
eventType: true,
user: true,
attendees: true,
},
},
},
});
if (!unscheduledReminders.length) {
res.json({ ok: true });
return;
}
for (const reminder of unscheduledReminders) {
if (!reminder.workflowStep || !reminder.booking) {
continue;
}
try {
const sendTo =
reminder.workflowStep.action === WorkflowActions.WHATSAPP_NUMBER
? reminder.workflowStep.sendTo
: reminder.booking?.smsReminderNumber;
const userName =
reminder.workflowStep.action === WorkflowActions.WHATSAPP_ATTENDEE
? reminder.booking?.attendees[0].name
: "";
const attendeeName =
reminder.workflowStep.action === WorkflowActions.WHATSAPP_ATTENDEE
? reminder.booking?.user?.name
: reminder.booking?.attendees[0].name;
const timeZone =
reminder.workflowStep.action === WorkflowActions.WHATSAPP_ATTENDEE
? reminder.booking?.attendees[0].timeZone
: reminder.booking?.user?.timeZone;
const templateFunction = getWhatsappTemplateFunction(reminder.workflowStep.template);
const message = templateFunction(
false,
reminder.workflowStep.action,
getTimeFormatStringFromUserTimeFormat(reminder.booking.user?.timeFormat),
reminder.booking?.startTime.toISOString() || "",
reminder.booking?.eventType?.title || "",
timeZone || "",
attendeeName || "",
userName
);
if (message?.length && message?.length > 0 && sendTo) {
const scheduledSMS = await twilio.scheduleSMS(sendTo, message, reminder.scheduledDate, "", true);
await prisma.workflowReminder.update({
where: {
id: reminder.id,
},
data: {
scheduled: true,
referenceId: scheduledSMS.sid,
},
});
}
} catch (error) {
console.log(`Error scheduling WHATSAPP with error ${error}`);
}
}
res.status(200).json({ message: "WHATSAPP scheduled" });
}
export default defaultHandler({
POST: Promise.resolve({ default: handler }),
});