feat(route): add github issues/pull comments (#8128)

lib/v2/github/comments.js

@@ -0,0 +1,64 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { parseDate } = require('@/utils/parse-date');
+const { art } = require('@/utils/render');
+const path = require('path');
+
+const typeDict = {
+    issues: {
+        typeRootUrl: '/issues',
+    },
+    pull: {
+        typeRootUrl: '/pulls',
+    },
+};
+
+module.exports = async (ctx) => {
+    const user = ctx.params.user;
+    const repo = ctx.params.repo;
+    const type = ctx.params.type ?? 'issues';
+    const number = ctx.params.number ?? '1';
+
+    const rootUrl = 'https://github.com';
+
+    const response = await got({
+        method: 'get',
+        url: `${rootUrl}/${user}/${repo}/${type}/${number}`,
+        header: {
+            Referer: `${rootUrl}/${user}/${repo}${typeDict[type].typeRootUrl}`,
+        },
+    });
+
+    const $ = cheerio.load(response.data);
+
+    const list = $('div.timeline-comment-group.js-minimizable-comment-group.js-targetable-element.TimelineItem-body.my-0')
+        .map((_, item) => {
+            item = $(item);
+            return {
+                title: item.find('div.edit-comment-hide').text().trim(),
+                description: art(path.join(__dirname, 'templates/comments-description.art'), {
+                    desc: item.find('div.edit-comment-hide').html(),
+                }),
+                author: item.find('strong.css-truncate').text().trim(),
+                pubDate: parseDate(item.find('relative-time.no-wrap').attr('datetime')),
+                link: `${rootUrl}/${user}/${repo}/${type}/${number}` + item.find('a.Link--secondary.js-timestamp').attr('href'),
+            };
+        })
+        .get();
+
+    const items = await Promise.all(list && list.map((item) => ctx.cache.tryGet(item.link, () => item)));
+
+    ctx.state.data = {
+        title: $('span.author.flex-self-stretch').text().trim() + '/' + $('strong.mr-2.flex-self-stretch').text().trim() + `: ${type} #${number}`,
+        description: $('span.author.flex-self-stretch').text().trim() + '/' + $('strong.mr-2.flex-self-stretch').text().trim() + ': ' + $('h1.gh-header-title.mb-2.lh-condensed.f1.mr-0.flex-auto.break-word').text().trim(),
+        link: `${rootUrl}/${user}/${repo}/${type}/${number}`,
+        item: items,
+    };
+
+    ctx.state.json = {
+        title: $('span.author.flex-self-stretch').text().trim() + '/' + $('strong.mr-2.flex-self-stretch').text().trim() + `: ${type} #${number}`,
+        description: $('span.author.flex-self-stretch').text().trim() + '/' + $('strong.mr-2.flex-self-stretch').text().trim() + ': ' + $('h1.gh-header-title.mb-2.lh-condensed.f1.mr-0.flex-auto.break-word').text().trim(),
+        link: `${rootUrl}/${user}/${repo}/${type}/${number}`,
+        item: items,
+    };
+};