feat: 修复路由 预报预警|全国气象预警 (#4511)

docs/forecast.md

@@ -98,7 +98,7 @@ pageClass: routes
 
 ### 全国气象预警
 
-<Route author="ylc395" example="/weatheralarm" path="/weatheralarm">
+<Route author="ylc395" example="/weatheralarm/广东省" path="/weatheralarm/:province?" :paramsDesc="['省份']">
 
 可通过全局过滤参数订阅您感兴趣的地区.
 

lib/router.js

@@ -528,7 +528,7 @@ router.get('/novel/ptwxz/:id1/:id2', require('./routes/novel/ptwxz'));
 router.get('/novel/zhaishuyuan/:id', require('./routes/novel/zhaishuyuan'));
 
 // 中国气象网
-router.get('/weatheralarm', require('./routes/weatheralarm'));
+router.get('/weatheralarm/:province?', require('./routes/weatheralarm'));
 
 // Gitlab
 router.get('/gitlab/explore/:type', require('./routes/gitlab/explore'));

lib/routes/weatheralarm/index.js

@@ -1,23 +1,25 @@
 const got = require('@/utils/got');
-const cheerio = require('cheerio');
-const date = require('@/utils/date');
 
 module.exports = async (ctx) => {
-    const alarmInfoURL = 'http://www.nmc.cn/f/alarm.html';
-    const html = (await got.get(alarmInfoURL)).data;
-    const $ = cheerio.load(html);
-    const alarmElements = $('.alarmlist > div:not(.pagination)').toArray();
+    const province = encodeURIComponent(ctx.params.province) || '&';
+    const alarmInfoURL = `http://www.nmc.cn/rest/findAlarm?pageNo=1&pageSize=20&signaltype=&signallevel=&province=${province}`;
+    const response = await got({
+        method: 'get',
+        url: alarmInfoURL,
+    });
+    const data = response.data.data;
+    const list = data.page.list;
 
     ctx.state.data = {
         title: '中央气象台全国气象预警',
-        link: alarmInfoURL,
-        item: alarmElements.map((el) => {
-            const $el = $(el);
-            const $aEl = $el.find('a');
+        link: `http://www.nmc.cn/publish/alarm.html`,
+        item: list.map((item) => {
+            const title = item.title;
+            const url = item.url;
             return {
-                title: $aEl.text(),
-                link: `http://www.nmc.cn${$aEl.attr('href')}`,
-                pubDate: date($el.find('.date').text(), 8),
+                title: `${title}`,
+                link: `http://www.nmc.cn${url}`,
+                pubDate: `${item.issuetime}`,
             };
         }),
     };