Update handling of join link previews (#10798)

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/components/dms/MessageItemInviteEmbed.tsx

@@ -3,6 +3,7 @@ import {useWindowDimensions, View} from 'react-native'
 import {type $Typed, type ChatBskyEmbedJoinLink} from '@atproto/api'
 
 import {useConvoActive} from '#/state/messages/convo'
+import {isKnownJoinLinkPreview} from '#/state/queries/join-links'
 import {atoms as a, native, useTheme, web} from '#/alf'
 import * as ChatInvite from '#/components/dms/ChatInvite'
 import {MessageContextProvider} from './MessageContext'
@@ -27,6 +28,11 @@ let MessageItemInviteEmbed = ({
   const screen = useWindowDimensions()
   const convo = useConvoActive()
 
+  const code = isKnownJoinLinkPreview(embed.joinLinkPreview)
+    ? embed.joinLinkPreview.code
+    : undefined
+  if (!code) return null
+
   return (
     <MessageContextProvider>
       <View
@@ -72,7 +78,7 @@ let MessageItemInviteEmbed = ({
                 },
           ]}>
           <ChatInvite.Root
-            code={embed.joinLinkPreview.code}
+            code={code}
             initialPreview={embed.joinLinkPreview}
             currentConvoId={convo.convo.view.id}
             hasFixedHeight={false}>