Merge pull request #11475 from nanaya/chat-response-empty

Fix chat update response when empty

app/Http/Controllers/Chat/ChatController.php

···
             $response['messages'] = [];
         }
 
-        $hasAny = array_first($response, fn ($val) => count($val) > 0) !== null;
-
-        return $hasAny ? $response : response()->noContent();
+        return $response;
     }
 
     private function getSilences(?int $lastHistoryId, ?int $since)

resources/js/chat/chat-api.ts

···
       includes: ['presence', 'silences'],
       since,
     },
-  ) as JQuery.jqXHR<ChatUpdatesJson | null>;
+  ) as JQuery.jqXHR<ChatUpdatesJson>;
 }
 
 export function joinChannel(channelId: number, userId: number) {

resources/js/chat/chat-state-store.ts

···
   @action
   private async updateChannelList() {
     const json = await getUpdates(this.channelStore.lastReceivedMessageId, this.lastHistoryId);
-    if (!json) return; // FIXME: fix response
 
     runInAction(() => {
       const newHistoryId = maxBy(json.silences, 'id')?.id;