import { useMemo } from "react";

import type { ConversationItem } from "@/features/im/types/conversation";

export function useConversationSearch(items: ConversationItem[], keyword: string) {
  return useMemo(() => {
    const query = keyword.trim().toLowerCase();
    if (!query) {
      return items;
    }

    return items.filter((item) => {
      return (
        item.title.toLowerCase().includes(query) ||
        item.preview.toLowerCase().includes(query)
      );
    });
  }, [items, keyword]);
}