统一 React 管理后台，修复评论换行与帖子置顶
- /admin/* 全部由 React SPA 渲染，替代旧版 HTML 后台页面 - 新增仪表盘、帖子/评论/用户管理、系统设置与 JSON API - 帖子详情页支持管理员置顶；评论换行显示修复 Co-authored-by: Cursor <cursoragent@cursor.com>
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163
frontend/src/pages/admin/AdminPostsPage.tsx
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163
frontend/src/pages/admin/AdminPostsPage.tsx
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import { useEffect, useState } from 'react';
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import { useNavigate } from 'react-router-dom';
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import { Search } from 'lucide-react';
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import { Button } from '@/components/ui/button';
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import { Input } from '@/components/ui/input';
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import { Badge } from '@/components/ui/badge';
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import { Spinner } from '@/components/ui/spinner';
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import {
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AlertDialog, AlertDialogAction, AlertDialogCancel, AlertDialogContent,
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AlertDialogDescription, AlertDialogFooter, AlertDialogHeader, AlertDialogTitle,
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AlertDialogTrigger,
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} from '@/components/ui/alert-dialog';
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import { notify } from '@/lib/notify';
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import { api } from '../../api/client';
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import { useAdminGuard } from '../../layouts/AdminLayout';
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import type { PostItem } from '../../api/types';
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export default function AdminPostsPage() {
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const nav = useNavigate();
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const { ready } = useAdminGuard();
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const [posts, setPosts] = useState<PostItem[]>([]);
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const [loading, setLoading] = useState(true);
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const [page, setPage] = useState(1);
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const [totalPages, setTotalPages] = useState(1);
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const [keyword, setKeyword] = useState('');
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const [search, setSearch] = useState('');
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const load = (p = page, kw = search) => {
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setLoading(true);
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api.adminPosts({ page: p, keyword: kw })
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.then(d => {
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setPosts(d.posts ?? []);
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setPage(d.page);
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setTotalPages(d.total_pages);
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})
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.catch(e => notify.error(e.message))
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.finally(() => setLoading(false));
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};
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useEffect(() => {
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if (ready) load(1, search);
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}, [ready, search]);
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const togglePin = async (post: PostItem) => {
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try {
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const r = await api.adminPinPost(post.id, !post.pinned);
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notify.success(r.message);
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load();
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} catch (e: unknown) {
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notify.error(e instanceof Error ? e.message : '操作失败');
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}
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};
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const remove = async (id: number) => {
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try {
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await api.adminDeletePost(id);
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notify.success('帖子已删除');
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load();
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} catch (e: unknown) {
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notify.error(e instanceof Error ? e.message : '删除失败');
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}
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};
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if (!ready) return null;
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return (
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<div className="admin-page">
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<div className="admin-page-head">
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<h1>帖子管理</h1>
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<p>置顶、删除帖子，搜索标题关键词</p>
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</div>
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<form
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className="admin-search-bar"
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onSubmit={e => { e.preventDefault(); setSearch(keyword.trim()); }}
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>
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<Input
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value={keyword}
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onChange={e => setKeyword(e.target.value)}
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placeholder="搜索帖子标题…"
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/>
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<Button type="submit"><Search size={16} />搜索</Button>
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{search && (
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<Button type="button" variant="outline" onClick={() => { setKeyword(''); setSearch(''); }}>
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清除
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</Button>
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)}
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</form>
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<div className="admin-card">
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{loading ? (
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<div className="flex justify-center py-12"><Spinner size="lg" /></div>
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) : (
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<>
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<table className="admin-table">
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<thead>
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<tr>
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<th>ID</th>
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<th>标题</th>
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<th>板块</th>
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<th>作者</th>
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<th>置顶</th>
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<th>点赞</th>
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<th>浏览</th>
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<th>时间</th>
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<th>操作</th>
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</tr>
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</thead>
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<tbody>
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{posts.map(p => (
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<tr key={p.id}>
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<td>{p.id}</td>
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<td className="max-w-[220px] truncate">
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<button type="button" className="admin-text-link" onClick={() => nav(`/post/${p.id}`)}>
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{p.title}
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</button>
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</td>
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<td>{p.board?.name ?? '—'}</td>
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<td>{p.user?.nickname ?? '—'}</td>
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<td>{p.pinned ? <Badge variant="orange">是</Badge> : '—'}</td>
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<td>{p.like_count}</td>
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<td>{p.view_count}</td>
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<td>{new Date(p.created_at).toLocaleString('zh-CN')}</td>
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<td>
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<div className="flex gap-1">
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<Button size="sm" variant="outline" onClick={() => togglePin(p)}>
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{p.pinned ? '取消置顶' : '置顶'}
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</Button>
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<AlertDialog>
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<AlertDialogTrigger asChild>
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<Button size="sm" variant="ghost" className="text-destructive">删除</Button>
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</AlertDialogTrigger>
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<AlertDialogContent>
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<AlertDialogHeader>
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<AlertDialogTitle>确定删除该帖子？</AlertDialogTitle>
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<AlertDialogDescription>相关评论也将一并删除，不可恢复。</AlertDialogDescription>
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</AlertDialogHeader>
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<AlertDialogFooter>
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<AlertDialogCancel>取消</AlertDialogCancel>
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<AlertDialogAction onClick={() => remove(p.id)}>删除</AlertDialogAction>
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</AlertDialogFooter>
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</AlertDialogContent>
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</AlertDialog>
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</div>
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</td>
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</tr>
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))}
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</tbody>
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</table>
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{posts.length === 0 && <div className="admin-empty">没有找到帖子</div>}
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{totalPages > 1 && (
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<div className="admin-pagination">
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<Button size="sm" variant="outline" disabled={page <= 1} onClick={() => load(page - 1)}>上一页</Button>
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<span>第 {page} / {totalPages} 页</span>
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<Button size="sm" variant="outline" disabled={page >= totalPages} onClick={() => load(page + 1)}>下一页</Button>
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</div>
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)}
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</>
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)}
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</div>
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</div>
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);
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}
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