fix: jpmorganchase error, close #4500 (#4851)

docs/parameter.md

@@ -22,7 +22,7 @@ filter 选出想要的内容
 
 -   filter_time: 过滤时间，仅支持数字，单位为秒。返回指定时间范围内的内容。如果条目没有输出`pubDate`或者格式不正确将不会被过滤
 
-举例 1: `https://rsshub.app/bilibili/fav/2267573/801952073?filter=编曲|摄影`
+举例 1: `https://rsshub.app/bilibili/fav/2267573/801952073?filter=编曲|摄影`  
 举例 2: <https://rsshub.app/nga/forum/489?filter_time=600>
 
 filterout 去掉不要的内容

lib/routes/jpmorganchase/research.js

@@ -1,31 +1,52 @@
 const got = require('@/utils/got');
 const cheerio = require('cheerio');
+const dateParser = require('@/utils/dateParser');
+
+const base = 'https://institute.jpmorganchase.com';
+const url = `${base}/institute/research`;
+
+const parseDetails = async (link, ctx) => {
+    const fullLink = `${base}${link}`;
+    return ctx.cache.tryGet(fullLink, async () => {
+        const response = await got({
+            url: fullLink,
+        });
+        const $ = cheerio.load(response.data);
+        const authors = [];
+        $('.author-name').each((i, elem) => {
+            authors.push($(elem).text());
+        });
+
+        return {
+            category: $('.eyebrow').text(),
+            author: authors.filter((e) => e).join(', '),
+            title: $('title').text() + ' | ' + $('.copy-wrap p').text(),
+            description: $('.jpmc-wrapper').html(),
+            link: fullLink,
+            pubDate: dateParser($('.date-field').text(), 'MMMM YYYY'),
+        };
+    });
+};
 
-const url = 'https://www.jpmorganchase.com';
 module.exports = async (ctx) => {
     const response = await got({
         method: 'get',
-        url: `${url}/corporate/institute/research.htm`,
+        url,
     });
 
     const title = 'All Reports';
     const $ = cheerio.load(response.data);
 
-    const items = $('.globalphilsect')
-        .map((index, item) => {
-            item = $(item);
-            return {
-                title: item.find('.chaseanalytics-track-link').text(),
-                link: `${url}${item.find('.chaseanalytics-track-link').attr('href')}`,
-                description: item.find('.lead-in + p').text(),
-                pubDate: item.find('.lead-in').text(),
-            };
+    const items = $('.item a')
+        .map(async (i, item) => {
+            const link = item.attribs.href;
+            return parseDetails(link, ctx);
         })
         .get();
     ctx.state.data = {
         title: `${title} - JPMorgan Chase Institute`,
         link: url,
         description: `${title} - JPMorgan Chase Institute`,
-        item: items,
+        item: await Promise.all(items),
     };
 };