handle empty timeline

backend/src/errors/index.ts

@@ -29,10 +29,6 @@ export function userConflict(): Response {
 	return generateErrorResponse(`User already exists or conflicts`, 403)
 }
 
-export function timelineMissing(): Response {
-	return generateErrorResponse(`The timeline is invalid or being regenerated`, 404)
-}
-
 export function clientUnknown(): Response {
 	return generateErrorResponse(`The client is unknown or invalid`, 403)
 }

backend/test/mastodon/timelines.spec.ts

@@ -83,6 +83,21 @@ describe('Mastodon APIs', () => {
 			assert.equal(await data.text(), 'cached data')
 		})
 
+		test('home returns empty if not in cache', async () => {
+			const db = await makeDB()
+			const connectedActor = await createPerson(domain, db, userKEK, 'sven@cloudflare.com')
+			const kv_cache: any = {
+				async get() {
+					return null
+				},
+			}
+			const req = new Request('https://' + domain)
+			const data = await timelines_home.handleRequest(req, kv_cache, connectedActor)
+			const posts = await data.json<Array<any>>()
+
+			assert.equal(posts.length, 0)
+		})
+
 		test('public returns Notes', async () => {
 			const db = await makeDB()
 			const actor = await createPerson(domain, db, userKEK, 'sven@cloudflare.com')

functions/api/v1/timelines/home.ts

@@ -1,7 +1,6 @@
 import type { Env } from 'wildebeest/backend/src/types/env'
 import type { ContextData } from 'wildebeest/backend/src/types/context'
 import type { Actor } from 'wildebeest/backend/src/activitypub/actors/'
-import * as errors from 'wildebeest/backend/src/errors'
 
 const headers = {
 	'Access-Control-Allow-Origin': '*',
@@ -24,7 +23,7 @@ export async function handleRequest(request: Request, cache: KVNamespace, actor:
 
 	const timeline = await cache.get(actor.id + '/timeline/home')
 	if (timeline === null) {
-		return errors.timelineMissing()
+		return new Response(JSON.stringify([]), { headers })
 	}
 	return new Response(timeline, { headers })
 }