get access token and use it to make a call

app/phone-calls/api/webhook/incoming-call.ts

@@ -1,3 +1,43 @@
-import type { NextApiRequest, NextApiResponse } from "next";
+import type { BlitzApiRequest, BlitzApiResponse } from "blitz";
+import Twilio from "twilio";
 
-export default async function incomingCallHandler(req: NextApiRequest, res: NextApiResponse) {}
+import db from "../../../../db";
+
+export default async function incomingCallHandler(req: BlitzApiRequest, res: BlitzApiResponse) {
+	console.log("req.body", req.body);
+
+	const isOutgoingCall = true;
+	if (isOutgoingCall) {
+		const recipient = req.body.To;
+		const organizationId = req.body.From.slice("client:".length).split("__")[0];
+		const phoneNumber = await db.phoneNumber.findFirst({
+			where: { organizationId },
+			select: { number: true },
+		});
+		const twiml = new Twilio.twiml.VoiceResponse();
+		const dial = twiml.dial({
+			answerOnBridge: true,
+			callerId: phoneNumber!.number,
+		});
+		dial.number(recipient);
+		console.log("twiml", twiml.toString());
+
+		res.setHeader("content-type", "text/xml");
+		return res.status(200).send(twiml.toString());
+	}
+
+	res.status(500).end();
+}
+
+const outgoingBody = {
+	AccountSid: "ACa886d066be0832990d1cf43fb1d53362",
+	ApiVersion: "2010-04-01",
+	ApplicationSid: "AP6334c6dd54f5808717b37822de4e4e14",
+	CallSid: "CA3b639875693fd8f563e07937780c9f5f",
+	CallStatus: "ringing",
+	Called: "",
+	Caller: "client:95267d60-3d35-4c36-9905-8543ecb4f174__673b461a-11ba-43a4-89d7-9e29403053d4",
+	Direction: "inbound",
+	From: "client:95267d60-3d35-4c36-9905-8543ecb4f174__673b461a-11ba-43a4-89d7-9e29403053d4",
+	To: "+33613370787",
+};

app/phone-calls/mutations/get-token.ts

@@ -0,0 +1,40 @@
+import { resolver, NotFoundError } from "blitz";
+import Twilio from "twilio";
+
+import db from "db";
+import getCurrentPhoneNumber from "../../phone-numbers/queries/get-current-phone-number";
+
+export default resolver.pipe(resolver.authorize(), async (_ = null, context) => {
+	const phoneNumber = await getCurrentPhoneNumber({}, context);
+	if (!phoneNumber) {
+		throw new NotFoundError();
+	}
+
+	const organization = await db.organization.findFirst({
+		where: { id: phoneNumber.organizationId },
+	});
+	if (
+		!organization ||
+		!organization.twilioAccountSid ||
+		!organization.twilioAuthToken ||
+		!organization.twilioApiKey ||
+		!organization.twilioApiSecret ||
+		!organization.twimlAppSid
+	) {
+		throw new NotFoundError();
+	}
+
+	const accessToken = new Twilio.jwt.AccessToken(
+		organization.twilioAccountSid,
+		organization.twilioApiKey,
+		organization.twilioApiSecret,
+		{ identity: `${context.session.orgId}__${context.session.userId}` },
+	);
+	const grant = new Twilio.jwt.AccessToken.VoiceGrant({
+		outgoingApplicationSid: organization.twimlAppSid,
+		incomingAllow: true,
+	});
+	accessToken.addGrant(grant);
+
+	return accessToken.toJwt();
+});

app/phone-calls/pages/keypad.tsx

@@ -1,5 +1,5 @@
 import type { BlitzPage } from "blitz";
-import { Routes } from "blitz";
+import { Link, Routes } from "blitz";
 import type { FunctionComponent } from "react";
 import { useRef } from "react";
 import { atom, useAtom } from "jotai";
@@ -59,9 +59,11 @@ const Keypad: BlitzPage = () => {
 					<Digit digit="#" />
 				</Row>
 				<Row>
-					<div className="cursor-pointer select-none col-start-2 h-12 w-12 flex justify-center items-center mx-auto bg-green-800 rounded-full">
+					<Link href={Routes.OutgoingCall({ recipient: encodeURI(phoneNumber) })}>
-						<FontAwesomeIcon className="w-6 h-6" icon={faPhone} color="white" size="lg" />
+						<a className="cursor-pointer select-none col-start-2 h-12 w-12 flex justify-center items-center mx-auto bg-green-800 rounded-full">
-					</div>
+							<FontAwesomeIcon className="w-6 h-6" icon={faPhone} color="white" size="lg" />
+						</a>
+					</Link>
 					<div className="cursor-pointer select-none m-auto" onClick={pressBackspace}>
 						<FontAwesomeIcon className="w-6 h-6" icon={faBackspace} size="lg" />
 					</div>

app/phone-calls/pages/outgoing-call/[recipient].tsx

@@ -0,0 +1,215 @@
+import type { BlitzPage } from "blitz";
+import { Routes, useMutation, useRouter } from "blitz";
+import type { FunctionComponent } from "react";
+import { useEffect, useRef, useState } from "react";
+import { atom, useAtom } from "jotai";
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { faPhoneAlt as faPhone } from "@fortawesome/pro-solid-svg-icons";
+import { usePress } from "@react-aria/interactions";
+import type { TwilioError } from "@twilio/voice-sdk";
+import { Device, Call } from "@twilio/voice-sdk";
+
+import getToken from "../../mutations/get-token";
+import useRequireOnboarding from "../../../core/hooks/use-require-onboarding";
+
+const OutgoingCall: BlitzPage = () => {
+	const router = useRouter();
+	const recipient = decodeURIComponent(router.params.recipient);
+	const [device, setDevice] = useState<Device | null>(null);
+	const [getTokenMutation] = useMutation(getToken);
+	async function makeCall() {
+		const token = await getTokenMutation();
+		console.log("token", token);
+		const device = new Device(token, { codecPreferences: [Call.Codec.Opus, Call.Codec.PCMU] });
+		setDevice(device);
+
+		const params = { To: recipient };
+		const outgoingConnection = await device.connect({ params });
+		// @ts-ignore
+		window.ddd = outgoingConnection;
+
+		/*$("[id^=dial-]").click(function (event) {
+			console.log("send digit", event.target.innerText);
+			outgoingConnection.sendDigits(event.target.innerText);
+		})*/
+
+		outgoingConnection.on("ringing", () => {
+			console.log("Ringing...");
+		});
+	}
+
+	useEffect(() => {
+		if (!device) {
+			return;
+		}
+
+		device.on("ready", onDeviceReady);
+		device.on("error", onDeviceError);
+		device.on("register", onDeviceRegistered);
+		device.on("unregister", onDeviceUnregistered);
+		device.on("incoming", onDeviceIncoming);
+		// device.audio?.on('deviceChange', updateAllDevices.bind(device));
+
+		return () => {
+			device.off("ready", onDeviceReady);
+			device.off("error", onDeviceError);
+			device.off("register", onDeviceRegistered);
+			device.off("unregister", onDeviceUnregistered);
+			device.off("incoming", onDeviceIncoming);
+		};
+	}, [device]);
+
+	useRequireOnboarding();
+	const phoneNumber = useAtom(phoneNumberAtom)[0];
+
+	return (
+		<div className="w-96 h-full flex flex-col justify-around py-5 mx-auto text-center text-black bg-white">
+			<div className="h-16 text-3xl text-gray-700">
+				<span>{phoneNumber}</span>
+			</div>
+
+			<section>
+				<Row>
+					<Digit digit="1" />
+					<Digit digit="2">
+						<DigitLetters>ABC</DigitLetters>
+					</Digit>
+					<Digit digit="3">
+						<DigitLetters>DEF</DigitLetters>
+					</Digit>
+				</Row>
+				<Row>
+					<Digit digit="4">
+						<DigitLetters>GHI</DigitLetters>
+					</Digit>
+					<Digit digit="5">
+						<DigitLetters>JKL</DigitLetters>
+					</Digit>
+					<Digit digit="6">
+						<DigitLetters>MNO</DigitLetters>
+					</Digit>
+				</Row>
+				<Row>
+					<Digit digit="7">
+						<DigitLetters>PQRS</DigitLetters>
+					</Digit>
+					<Digit digit="8">
+						<DigitLetters>TUV</DigitLetters>
+					</Digit>
+					<Digit digit="9">
+						<DigitLetters>WXYZ</DigitLetters>
+					</Digit>
+				</Row>
+				<Row>
+					<Digit digit="*" />
+					<ZeroDigit />
+					<Digit digit="#" />
+				</Row>
+				<Row>
+					<div
+						onClick={makeCall}
+						className="cursor-pointer select-none col-start-2 h-12 w-12 flex justify-center items-center mx-auto bg-red-800 rounded-full"
+					>
+						<FontAwesomeIcon className="w-6 h-6" icon={faPhone} color="white" size="lg" />
+					</div>
+				</Row>
+			</section>
+		</div>
+	);
+};
+
+const ZeroDigit: FunctionComponent = () => {
+	const timeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+	const pressDigit = useAtom(pressDigitAtom)[1];
+	const longPressDigit = useAtom(longPressDigitAtom)[1];
+	const { pressProps } = usePress({
+		onPressStart() {
+			pressDigit("0");
+			timeoutRef.current = setTimeout(() => {
+				longPressDigit("+");
+			}, 750);
+		},
+		onPressEnd() {
+			if (timeoutRef.current) {
+				clearTimeout(timeoutRef.current);
+			}
+		},
+	});
+
+	return (
+		<div {...pressProps} className="text-3xl cursor-pointer select-none">
+			0 <DigitLetters>+</DigitLetters>
+		</div>
+	);
+};
+
+const Row: FunctionComponent = ({ children }) => (
+	<div className="grid grid-cols-3 p-4 my-0 mx-auto text-black">{children}</div>
+);
+
+const Digit: FunctionComponent<{ digit: string }> = ({ children, digit }) => {
+	const pressDigit = useAtom(pressDigitAtom)[1];
+	const { pressProps } = usePress({
+		onPress() {
+			pressDigit(digit);
+		},
+	});
+
+	return (
+		<div {...pressProps} className="text-3xl cursor-pointer select-none">
+			{digit}
+			{children}
+		</div>
+	);
+};
+
+const DigitLetters: FunctionComponent = ({ children }) => <div className="text-xs text-gray-600">{children}</div>;
+
+const phoneNumberAtom = atom("");
+const pressDigitAtom = atom(null, (get, set, digit: string) => {
+	if (get(phoneNumberAtom).length > 17) {
+		return;
+	}
+
+	set(phoneNumberAtom, (prevState) => prevState + digit);
+});
+const longPressDigitAtom = atom(null, (get, set, replaceWith: string) => {
+	if (get(phoneNumberAtom).length > 17) {
+		return;
+	}
+
+	set(phoneNumberAtom, (prevState) => prevState.slice(0, -1) + replaceWith);
+});
+
+OutgoingCall.authenticate = { redirectTo: Routes.SignIn() };
+
+function onDeviceReady(device: Device) {
+	console.log("device", device);
+}
+
+function onDeviceError(error: TwilioError.TwilioError, call?: Call) {
+	console.log("error", error);
+}
+
+function onDeviceRegistered(device: Device) {
+	console.log("ready to make calls");
+	console.log("device", device);
+}
+
+function onDeviceUnregistered() {}
+
+function onDeviceIncoming(call: Call) {
+	console.log("call", call);
+	console.log("Incoming connection from " + call.parameters.From);
+	let archEnemyPhoneNumber = "+12093373517";
+
+	if (call.parameters.From === archEnemyPhoneNumber) {
+		call.reject();
+		console.log("It's your nemesis. Rejected call.");
+	} else {
+		// accept the incoming connection and start two-way audio
+		call.accept();
+	}
+}
+
+export default OutgoingCall;

app/phone-numbers/queries/get-current-phone-number.ts

@@ -14,6 +14,7 @@ export default resolver.pipe(
 			where: { organizationId },
 			select: {
 				id: true,
+				organizationId: true,
 				number: true,
 			},
 		});