feat(route/tsinghua): 图书馆通知公告 (#22927)

* feat(tsinghua): 图书馆通知公告

* fix(tsinghua): address review comments

* style(tsinghua): sort imports

Author: Aquarius-Situla

lib/routes/tsinghua/lib/notice.ts

@@ -0,0 +1,74 @@
+import { load } from 'cheerio';
+
+import type { DataItem, Route } from '@/types';
+import cache from '@/utils/cache';
+import ofetch from '@/utils/ofetch';
+import { parseDate } from '@/utils/parse-date';
+
+export const route: Route = {
+    path: '/lib/notice',
+    categories: ['university'],
+    example: '/tsinghua/lib/notice',
+    parameters: {},
+    features: {
+        requireConfig: false,
+        requirePuppeteer: false,
+        antiCrawler: false,
+        supportBT: false,
+        supportPodcast: false,
+        supportScihub: false,
+    },
+    radar: [
+        {
+            source: ['lib.tsinghua.edu.cn/tzgg.htm'],
+        },
+    ],
+    name: '图书馆通知公告',
+    maintainers: ['Aquarius-Situla'],
+    handler: async () => {
+        const baseUrl = 'https://lib.tsinghua.edu.cn';
+        const link = `${baseUrl}/tzgg.htm`;
+
+        const response = await ofetch(link);
+        const $ = load(response);
+
+        // Extract list page items
+        let items: DataItem[] = $('ul.notice-list li')
+            .toArray()
+            .filter((item) => $(item).find('.notice-list-tt a').attr('href'))
+            .map((item) => {
+                const $item = $(item);
+                const a = $item.find('.notice-list-tt a');
+                const title = a.text().trim();
+                const href = a.attr('href') as string;
+                const dateStr = $item.find('.notice-date').text().trim();
+                const category = $item.find('.notice-label').text().trim();
+
+                return {
+                    title,
+                    link: new URL(href, link).href,
+                    pubDate: parseDate(dateStr, 'YYYY-MM-DD'),
+                    category,
+                };
+            });
+
+        // Fetch article body with cache
+        items = (await Promise.all(
+            items.map((item) =>
+                cache.tryGet(item.link as string, async () => {
+                    const itemResponse = await ofetch(item.link as string);
+                    const $$ = load(itemResponse);
+                    item.description = $$('.v_news_content').html() || undefined;
+                    return item as DataItem;
+                })
+            )
+        )) as DataItem[];
+
+        return {
+            title: '清华大学图书馆 - 通知公告',
+            link,
+            description: '清华大学图书馆 - 通知公告',
+            item: items,
+        };
+    },
+};