shellphone.app/app/features/phone-calls/loaders/twilio-token.ts

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2022-05-24 21:13:08 +00:00
import { type LoaderFunction } from "@remix-run/node";
import Twilio from "twilio";
import { refreshSessionData, requireLoggedIn } from "~/utils/auth.server";
import { encrypt } from "~/utils/encryption";
import db from "~/utils/db.server";
import { commitSession } from "~/utils/session.server";
import getTwilioClient from "~/utils/twilio.server";
export type TwilioTokenLoaderData = string;
const loader: LoaderFunction = async ({ request }) => {
const { user, organization, twilioAccount } = await requireLoggedIn(request);
if (!twilioAccount || !twilioAccount.twimlAppSid) {
throw new Error("unreachable");
}
const twilioClient = getTwilioClient(twilioAccount);
let shouldRefreshSession = false;
let { apiKeySid, apiKeySecret } = twilioAccount;
if (apiKeySid && apiKeySecret) {
try {
await twilioClient.keys.get(apiKeySid).fetch();
} catch (error: any) {
if (error.code !== 20404) {
throw error;
}
apiKeySid = null;
apiKeySecret = null;
}
}
if (!apiKeySid || !apiKeySecret) {
shouldRefreshSession = true;
const apiKey = await twilioClient.newKeys.create({ friendlyName: "Shellphone" });
apiKeySid = apiKey.sid;
apiKeySecret = apiKey.secret;
await db.twilioAccount.update({
where: { subAccountSid: twilioAccount.subAccountSid },
data: { apiKeySid: apiKey.sid, apiKeySecret: encrypt(apiKey.secret) },
});
}
const accessToken = new Twilio.jwt.AccessToken(twilioAccount.subAccountSid, apiKeySid, apiKeySecret, {
identity: `${organization.id}__${user.id}`,
ttl: 3600,
});
const grant = new Twilio.jwt.AccessToken.VoiceGrant({
outgoingApplicationSid: twilioAccount.twimlAppSid,
incomingAllow: true,
});
accessToken.addGrant(grant);
const headers = new Headers({ "Content-Type": "text/plain" });
if (shouldRefreshSession) {
const { session } = await refreshSessionData(request);
headers.set("Set-Cookie", await commitSession(session));
}
return new Response(accessToken.toJwt(), { headers });
};
export default loader;