feat: add unsubscribe to API methods

server/api/account/unsubscribe.post.ts

@@ -0,0 +1,33 @@
+import { usePapr } from '~~/server/utils/papr';
+
+export default defineEventHandler(async (event): Promise<void> => {
+	const auth = enforceLoggedIn(event);
+	const papr = await usePapr(event);
+	const stripe = useStripe(event);
+	if (!stripe || !papr) {
+		throw createApiError('INTEGRATION_DISABLED');
+	}
+
+	if (!auth.stripeSubscriptionId) {
+		return; // No subscription, do nothing
+	}
+
+	await stripe.subscriptions.cancel(auth.stripeSubscriptionId);
+
+	let newAccessLevel = 0;
+	if (auth.accessLevel >= 2) {
+		newAccessLevel = auth.accessLevel; // Staff shouldn't be downgraded on unsubscribe
+	}
+
+	await papr.Pnid.updateOne({ pid: auth.pid }, {
+		$unset: {
+			'connections.stripe.subscription_id': 1,
+			'connections.stripe.price_id': 1,
+			'connections.stripe.tier_name': 1
+		},
+		$set: {
+			'connections.stripe.tier_level': 0,
+			'access_level': newAccessLevel
+		}
+	});
+});

server/api/auth/me.get.ts

@@ -12,6 +12,13 @@ export default defineEventHandler(async (event): Promise<GetApiAuthMe> => {
 		accessLevel: data.accessLevel,
 		serverAccessLevel: data.serverAccessLevel as any,
 		discordId: data.connections?.discord?.id ?? null,
+		stripeTier: data.connections?.stripe?.subscriptionId
+			? {
+					subscriptionId: data.connections.stripe.subscriptionId,
+					priceId: data.connections.stripe.priceId ?? '',
+					tierName: data.connections.stripe.tierName ?? ''
+				}
+			: null,
 		mii: data.mii
 			? {
 					imageUrl: `${config.public.cdnBaseUrl}/mii/${data.pid}/normal_face.png`,

server/middleware/auth.ts

@@ -18,7 +18,8 @@ export default defineEventHandler(async (event) => {
 				username: userData.username,
 				token: token,
 				accessLevel: userData.accessLevel,
-				email: userData.emailAddress
+				email: userData.emailAddress,
+				stripeSubscriptionId: userData.connections?.stripe?.subscriptionId ?? null
 			});
 		} catch (err) {
 			console.error('Failed to request user data: ', err);

server/utils/enforceAuth.ts

@@ -6,6 +6,7 @@ export type AuthContext = {
 	token: string;
 	email: string;
 	accessLevel: number;
+	stripeSubscriptionId: string | null;
 };
 
 export function setAuthContext(event: H3Event, context: AuthContext | null): void {

shared/api-types.ts

@@ -6,6 +6,11 @@ export type GetApiAuthMe = {
 	accessLevel: number;
 	serverAccessLevel: 'dev' | 'test' | 'prod';
 	discordId: string | null;
+	stripeTier: {
+		subscriptionId: string;
+		priceId: string;
+		tierName: string;
+	} | null;
 	mii: {
 		imageUrl: string;
 		name: string;