Resolve chat invites

src/components/ComposerV2/store/__tests__/embeds.test.ts

@@ -69,7 +69,7 @@ function makeStore() {
   return createThreadStore({
     agent,
     __createId: makeIdGenerator(),
-    __resolveLink: mockResolveLink as unknown as typeof resolveLink,
+    __resolveLink: mockResolveLink,
   })
 }
 
@@ -118,6 +118,13 @@ const externalLink: ResolvedLink = {
   thumb: undefined,
 }
 
+const chatInviteLink: ResolvedLink = {
+  type: 'chat-invite',
+  uri: 'https://bsky.app/messages/join/abc123',
+  code: 'abc123',
+  view: undefined,
+}
+
 describe('addUri pre-classifies bsky post URLs to the quote slot', () => {
   test('post URL → quote.pending → quote.resolved (with view)', async () => {
     const d = deferred<ResolvedLink>()
@@ -258,6 +265,19 @@ describe('addUri pre-classifies non-post URLs to the embed slot', () => {
     expect(embed.title).toBe('Example')
   })
 
+  test('chat-invite → embed["chat-invite"]', async () => {
+    const d = deferred<ResolvedLink>()
+    mockResolveLink.mockReturnValueOnce(d.promise)
+    const store = makeStore()
+    const root = rootId(store)
+    store.actions.addUri(root, EXTERNAL_URL)
+    d.resolve(chatInviteLink)
+    await flushPromises()
+    const embed = store.getState().posts[root].embed
+    if (embed?.state !== 'chat-invite') throw new Error('expected chat-invite')
+    expect(embed.code).toBe('abc123')
+  })
+
   test('addUri is a no-op when embed has settled (resolved)', async () => {
     const d = deferred<ResolvedLink>()
     mockResolveLink.mockReturnValueOnce(d.promise)

src/components/ComposerV2/store/index.ts

@@ -608,6 +608,14 @@ export function createThreadStore(options: {
         thumb: link.thumb,
       }
     }
+    if (link.type === 'chat-invite') {
+      return {
+        state: 'chat-invite',
+        uri: link.uri,
+        code: link.code,
+        view: link.view,
+      }
+    }
     switch (link.kind) {
       case 'feed':
         return {state: 'feed', record: link.record, view: link.view}

src/components/ComposerV2/store/types.ts

@@ -2,6 +2,7 @@ import {
   type AppBskyFeedDefs,
   type AppBskyGraphDefs,
   type BlobRef,
+  type ChatBskyGroupDefs,
   type ComAtprotoRepoStrongRef,
 } from '@atproto/api'
 
@@ -97,7 +98,8 @@ export type LinkResolutionFailureCode = 'embedding-disabled' | 'unknown'
  * `embedding-disabled`) `retry` is omitted so UI can detect that case and
  * surface a non-retryable message. The pending variant is set synchronously
  * by addUri while resolution is in flight; the resolved variants
- * (external/feed/list/starter-pack) land when the worker reports back.
+ * (external/feed/list/starter-pack/chat-invite) land when the worker
+ * reports back.
  *
  * Note: `retry` is a function reference and won't survive JSON serialization.
  * On restore (OS-resume / draft load), the store re-attaches it.
@@ -135,6 +137,12 @@ export type PostEmbed =
       record: ComAtprotoRepoStrongRef.Main
       view: AppBskyGraphDefs.StarterPackView
     }
+  | {
+      state: 'chat-invite'
+      uri: string
+      code: string
+      view: ChatBskyGroupDefs.JoinLinkPreviewView | undefined
+    }
 
 /**
  * What's stored on a post's `quote` field. Mirrors `PostEmbed`'s shape: the