优化

client/shared/redux/hooks/useAckInfo.ts

@@ -0,0 +1,41 @@
+import { useAppDispatch, useAppSelector } from './useAppSelector';
+import { chatActions } from '../slices';
+import { useEvent } from '../../hooks/useEvent';
+import { getCachedAckInfo } from '../../cache/cache';
+
+export function useAckInfoChecker() {
+  const ack = useAppSelector((state) => state.chat.ack);
+  const lastMessageMap = useAppSelector((state) => state.chat.lastMessageMap);
+  const dispatch = useAppDispatch();
+
+  const ensureAckInfo = useEvent((converseId: string) => {
+    if (
+      ack[converseId] === undefined ||
+      lastMessageMap[converseId] === undefined
+    ) {
+      getCachedAckInfo(converseId).then((info) => {
+        if (info.ack?.lastMessageId) {
+          dispatch(
+            chatActions.setConverseAck({
+              converseId,
+              lastMessageId: info.ack.lastMessageId,
+            })
+          );
+        }
+
+        if (info.lastMessage?.lastMessageId) {
+          dispatch(
+            chatActions.setLastMessageMap([
+              {
+                converseId,
+                lastMessageId: info.lastMessage.lastMessageId,
+              },
+            ])
+          );
+        }
+      });
+    }
+  });
+
+  return { ensureAckInfo };
+}