2022-07-14 00:10:45 +00:00
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import {
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TimeUnit,
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WorkflowTriggerEvents,
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WorkflowTemplates,
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WorkflowActions,
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WorkflowMethods,
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} from "@prisma/client";
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import client from "@sendgrid/client";
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import sgMail from "@sendgrid/mail";
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import dayjs from "@calcom/dayjs";
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import prisma from "@calcom/prisma";
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2022-07-28 19:58:26 +00:00
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import { BookingInfo, timeUnitLowerCase } from "./smsReminderManager";
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2022-08-03 22:22:38 +00:00
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import customTemplate, { VariablesType } from "./templates/customTemplate";
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2022-07-28 19:58:26 +00:00
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import emailReminderTemplate from "./templates/emailReminderTemplate";
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2022-07-14 00:10:45 +00:00
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let sendgridAPIKey, senderEmail: string;
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if (process.env.SENDGRID_API_KEY) {
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sendgridAPIKey = process.env.SENDGRID_API_KEY as string;
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senderEmail = process.env.SENDGRID_EMAIL as string;
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sgMail.setApiKey(sendgridAPIKey);
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client.setApiKey(sendgridAPIKey);
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}
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export const scheduleEmailReminder = async (
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evt: BookingInfo,
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triggerEvent: WorkflowTriggerEvents,
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action: WorkflowActions,
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timeBefore: {
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time: number | null;
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timeUnit: TimeUnit | null;
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},
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sendTo: string,
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emailSubject: string,
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emailBody: string,
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workflowStepId: number,
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template: WorkflowTemplates
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) => {
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2022-08-04 08:52:05 +00:00
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const { startTime, endTime } = evt;
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2022-07-14 00:10:45 +00:00
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const uid = evt.uid as string;
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const currentDate = dayjs();
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const timeUnit: timeUnitLowerCase | undefined =
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timeBefore.timeUnit?.toLocaleLowerCase() as timeUnitLowerCase;
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const scheduledDate =
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timeBefore.time && timeUnit ? dayjs(startTime).subtract(timeBefore.time, timeUnit) : null;
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2022-07-20 19:48:40 +00:00
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if (!process.env.SENDGRID_API_KEY || !process.env.SENDGRID_EMAIL) {
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console.error("Sendgrid credentials are missing from the .env file");
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return;
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}
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2022-07-14 00:10:45 +00:00
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const batchIdResponse = await client.request({
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url: "/v3/mail/batch",
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method: "POST",
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});
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const name = action === WorkflowActions.EMAIL_HOST ? evt.organizer.name : evt.attendees[0].name;
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const attendeeName = action === WorkflowActions.EMAIL_HOST ? evt.attendees[0].name : evt.organizer.name;
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2022-07-14 23:05:01 +00:00
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const timeZone = action === WorkflowActions.EMAIL_HOST ? evt.organizer.timeZone : evt.attendees[0].timeZone;
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2022-07-14 00:10:45 +00:00
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2022-07-21 18:56:20 +00:00
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let emailContent = {
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emailSubject,
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emailBody: {
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text: emailBody,
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html: `<body style="white-space: pre-wrap;">${emailBody}</body>`,
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},
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};
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2022-07-14 00:10:45 +00:00
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switch (template) {
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case WorkflowTemplates.REMINDER:
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2022-08-04 08:52:05 +00:00
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emailContent = emailReminderTemplate(startTime, endTime, evt.title, timeZone, attendeeName, name);
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2022-07-14 00:10:45 +00:00
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break;
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2022-08-03 22:22:38 +00:00
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case WorkflowTemplates.CUSTOM:
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const variables: VariablesType = {
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eventName: evt.title || "",
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organizerName: evt.organizer.name,
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attendeeName: evt.attendees[0].name,
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eventDate: dayjs(startTime).tz(timeZone),
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eventTime: dayjs(startTime).tz(timeZone),
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timeZone: timeZone,
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location: evt.location,
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additionalNotes: evt.additionalNotes,
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customInputs: evt.customInputs,
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};
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const emailSubjectTemplate = await customTemplate(
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emailSubject,
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variables,
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evt.organizer.language.locale
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);
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emailContent.emailSubject = emailSubjectTemplate.text;
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emailContent.emailBody = await customTemplate(emailBody, variables, evt.organizer.language.locale);
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break;
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2022-07-14 00:10:45 +00:00
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}
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if (
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triggerEvent === WorkflowTriggerEvents.NEW_EVENT ||
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triggerEvent === WorkflowTriggerEvents.EVENT_CANCELLED
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) {
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try {
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2022-07-21 18:56:20 +00:00
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await sgMail.send({
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to: sendTo,
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from: senderEmail,
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subject: emailContent.emailSubject,
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text: emailContent.emailBody.text,
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html: emailContent.emailBody.html,
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batchId: batchIdResponse[1].batch_id,
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});
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2022-07-14 00:10:45 +00:00
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} catch (error) {
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console.log("Error sending Email");
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}
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} else if (triggerEvent === WorkflowTriggerEvents.BEFORE_EVENT && scheduledDate) {
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// Sendgrid to schedule emails
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// Can only schedule at least 60 minutes and at most 72 hours in advance
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if (
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currentDate.isBefore(scheduledDate.subtract(1, "hour")) &&
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!scheduledDate.isAfter(currentDate.add(72, "hour"))
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) {
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try {
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await sgMail.send({
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to: sendTo,
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from: senderEmail,
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2022-07-21 18:56:20 +00:00
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subject: emailContent.emailSubject,
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text: emailContent.emailBody.text,
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html: emailContent.emailBody.html,
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2022-07-14 00:10:45 +00:00
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batchId: batchIdResponse[1].batch_id,
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sendAt: scheduledDate.unix(),
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});
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await prisma.workflowReminder.create({
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data: {
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bookingUid: uid,
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workflowStepId: workflowStepId,
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method: WorkflowMethods.EMAIL,
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scheduledDate: scheduledDate.toDate(),
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scheduled: true,
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referenceId: batchIdResponse[1].batch_id,
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},
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});
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} catch (error) {
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console.log(`Error scheduling email with error ${error}`);
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}
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} else if (scheduledDate.isAfter(currentDate.add(72, "hour"))) {
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// Write to DB and send to CRON if scheduled reminder date is past 72 hours
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await prisma.workflowReminder.create({
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data: {
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bookingUid: uid,
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workflowStepId: workflowStepId,
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method: WorkflowMethods.EMAIL,
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scheduledDate: scheduledDate.toDate(),
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scheduled: false,
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},
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});
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}
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}
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};
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export const deleteScheduledEmailReminder = async (referenceId: string) => {
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try {
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await client.request({
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url: "/v3/user/scheduled_sends",
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method: "POST",
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body: {
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batch_id: referenceId,
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status: "cancel",
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},
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});
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} catch (error) {
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console.log(`Error canceling reminder with error ${error}`);
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}
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};
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