make a phone call ~ not really working

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

@@ -0,0 +1,63 @@
+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;