优化

client/shared/redux/hooks/useConverse.ts

@@ -0,0 +1,31 @@
+import { useMemo } from 'react';
+import { ChatConverseType } from '../../model/converse';
+import type { ChatConverseState } from '../slices/chat';
+import { useAppSelector } from './useAppSelector';
+
+/**
+ * 获取私信会话列表
+ * 并补充一些信息
+ */
+export function useDMConverseList(): ChatConverseState[] {
+  const converses = useAppSelector((state) => state.chat.converses);
+  const lastMessageMap = useAppSelector((state) => state.chat.lastMessageMap);
+
+  const filteredConverse = useMemo(
+    () =>
+      Object.entries(converses)
+        .filter(([, info]) =>
+          [ChatConverseType.DM, ChatConverseType.Multi].includes(info.type)
+        )
+        .map(([, info]) => info),
+    [converses]
+  );
+
+  return useMemo(() => {
+    return filteredConverse.sort((a, b) => {
+      return (lastMessageMap[a._id] ?? '') < (lastMessageMap[b._id] ?? '')
+        ? 1
+        : -1;
+    });
+  }, [filteredConverse, lastMessageMap]);
+}