149 lines
4.4 KiB
TypeScript
149 lines
4.4 KiB
TypeScript
import type { BlitzApiRequest, BlitzApiResponse } from "blitz";
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import { getConfig } from "blitz";
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import twilio from "twilio";
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import type { CallInstance } from "twilio/lib/rest/api/v2010/account/call";
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import type { ApiError } from "../../../_types";
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import db, { CallStatus, Direction } from "../../../../db";
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import appLogger from "../../../../integrations/logger";
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const { serverRuntimeConfig } = getConfig();
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const logger = appLogger.child({ route: "/api/webhook/call" });
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export default async function incomingCallHandler(req: BlitzApiRequest, res: BlitzApiResponse) {
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console.log("req.body", req.body);
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const url = `https://${serverRuntimeConfig.app.baseUrl}/api/webhook/call`;
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const twilioSignature = req.headers["X-Twilio-Signature"] || req.headers["x-twilio-signature"];
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if (!twilioSignature || Array.isArray(twilioSignature)) {
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const statusCode = 400;
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const apiError: ApiError = {
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statusCode,
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errorMessage: "Invalid header X-Twilio-Signature",
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};
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logger.error(apiError);
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res.status(statusCode).send(apiError);
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return;
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}
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const isOutgoingCall = req.body.From.startsWith("client:");
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if (isOutgoingCall) {
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const recipient = req.body.To;
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const organizationId = req.body.From.slice("client:".length).split("__")[0];
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const phoneNumber = await db.phoneNumber.findFirst({
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where: { organizationId },
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include: { organization: true },
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});
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if (
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!phoneNumber ||
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!phoneNumber.organization.twilioAuthToken ||
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!twilio.validateRequest(phoneNumber.organization.twilioAuthToken, twilioSignature, url, req.body)
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) {
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const statusCode = 400;
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const apiError: ApiError = {
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statusCode,
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errorMessage: "Invalid webhook",
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};
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logger.error(apiError);
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res.status(statusCode).send(apiError);
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return;
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}
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await db.phoneCall.create({
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data: {
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id: req.body.CallSid,
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from: phoneNumber.number,
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to: req.body.To,
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status: translateStatus(req.body.CallStatus),
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direction: Direction.Outbound,
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duration: "", // TODO
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organizationId: phoneNumber.organization.id,
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phoneNumberId: phoneNumber.id,
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},
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});
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const twiml = new twilio.twiml.VoiceResponse();
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const dial = twiml.dial({
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answerOnBridge: true,
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callerId: phoneNumber!.number,
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});
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dial.number(recipient);
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console.log("twiml", twiml.toString());
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res.setHeader("content-type", "text/xml");
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return res.status(200).send(twiml.toString());
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} else {
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const phoneNumbers = await db.phoneNumber.findMany({
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where: { number: req.body.To },
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include: { organization: true },
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});
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if (phoneNumbers.length === 0) {
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// phone number is not registered by any organization
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res.status(500).end();
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return;
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}
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const phoneNumber = phoneNumbers.find((phoneNumber) => {
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// if multiple organizations have the same number
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// find the organization currently using that phone number
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// maybe we shouldn't let multiple organizations use the same phone number
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const authToken = phoneNumber.organization.twilioAuthToken ?? "";
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return twilio.validateRequest(authToken, twilioSignature, url, req.body);
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});
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if (!phoneNumber) {
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const statusCode = 400;
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const apiError: ApiError = {
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statusCode,
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errorMessage: "Invalid webhook",
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};
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logger.error(apiError);
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res.status(statusCode).send(apiError);
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return;
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}
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// TODO dial.client("unique id of device user is picking up with");
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// TODO send notification
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// TODO db.phoneCall.create(...);
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}
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// TODO queue job to update duration when call ends
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res.status(500).end();
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}
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const outgoingBody = {
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AccountSid: "ACa886d066be0832990d1cf43fb1d53362",
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ApiVersion: "2010-04-01",
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ApplicationSid: "AP6334c6dd54f5808717b37822de4e4e14",
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CallSid: "CA3b639875693fd8f563e07937780c9f5f",
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CallStatus: "ringing",
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Called: "",
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Caller: "client:95267d60-3d35-4c36-9905-8543ecb4f174__673b461a-11ba-43a4-89d7-9e29403053d4",
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Direction: "inbound",
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From: "client:95267d60-3d35-4c36-9905-8543ecb4f174__673b461a-11ba-43a4-89d7-9e29403053d4",
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To: "+33613370787",
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};
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function translateStatus(status: CallInstance["status"]): CallStatus {
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switch (status) {
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case "busy":
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return CallStatus.Busy;
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case "canceled":
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return CallStatus.Canceled;
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case "completed":
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return CallStatus.Completed;
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case "failed":
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return CallStatus.Failed;
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case "in-progress":
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return CallStatus.InProgress;
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case "no-answer":
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return CallStatus.NoAnswer;
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case "queued":
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return CallStatus.Queued;
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case "ringing":
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return CallStatus.Ringing;
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}
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}
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