feat: add 国家税务总局税收政策最新文件 (#4902)

docs/government.md

@@ -28,6 +28,12 @@ pageClass: routes
 
 </Route>
 
+## 国家税务总局
+
+### 最新文件
+
+<Route author="nczitzk" example="/gov/chinatax/latest" path="/gov/chinatax/latest"/>
+
 ## 国家新闻出版广电总局
 
 ### 游戏审批结果

lib/router.js

@@ -2812,4 +2812,7 @@ router.get('/gov/caict/bps', require('./routes/gov/caict/bps'));
 router.get('/gov/caict/qwsj', require('./routes/gov/caict/qwsj'));
 router.get('/gov/caict/caictgd', require('./routes/gov/caict/caictgd'));
 
+// 国家税务总局
+router.get('/gov/chinatax/latest', require('./routes/gov/chinatax/latest'));
+
 module.exports = router;

lib/routes/gov/chinatax/latest.js

@@ -0,0 +1,43 @@
+const url = require('url');
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const link = `http://www.chinatax.gov.cn/chinatax/n810341/n810755/index.html`;
+
+    const response = await got({
+        method: 'get',
+        url: link,
+    });
+    const $ = cheerio.load(response.data);
+    const list = $('ul.list.whlist li')
+        .slice(0, 10)
+        .map((_, item) => {
+            item = $(item);
+            const a = item.find('a');
+            return {
+                title: a.text(),
+                link: url.resolve(`http://www.chinatax.gov.cn`, a.attr('href')),
+            };
+        })
+        .get();
+
+    const items = await Promise.all(
+        list.map(
+            async (item) =>
+                await ctx.cache.tryGet(item.link, async () => {
+                    const res = await got({ method: 'get', url: item.link });
+                    const content = cheerio.load(res.data);
+                    item.pubDate = content('meta[name="PubDate"]').attr('content');
+                    item.description = content('#fontzoom').html();
+                    return item;
+                })
+        )
+    );
+
+    ctx.state.data = {
+        title: '国家税务总局 - 最新文件',
+        link: link,
+        item: items,
+    };
+};