fix(route): github pulls labels (#10682)

fix(route): github pulls labels

docs/en/programming.md

@@ -153,7 +153,7 @@ For instance, the `/github/topics/framework/l=php&o=desc&s=stars` route will gen
 
 ### Repo Pull Requests
 
-<RouteEn author="hashman TonyRL" example="/github/pull/DIYgod/RSSHub" path="/github/pull/:user/:repo/:state?" :paramsDesc="['User name', 'Repo name', 'the state of pull requests. Can be either `open`, `closed`, or `all`. Default: `open`.']" radar="1" rssbud="1"/>
+<RouteEn author="hashman TonyRL" example="/github/pull/DIYgod/RSSHub" path="/github/pull/:user/:repo/:state?/:labels?" :paramsDesc="['User name', 'Repo name', 'the state of pull requests. Can be either `open`, `closed`, or `all`. Default: `open`.', 'a list of comma separated label names']" radar="1" rssbud="1"/>
 
 ### User Followers
 

docs/programming.md

@@ -253,7 +253,7 @@ GitHub 官方也提供了一些 RSS:
 
 ### 仓库 Pull Requests
 
-<Route author="hashman" example="/github/pull/DIYgod/RSSHub" path="/github/pull/:user/:repo/:state?" :paramsDesc="['用户名', '仓库名', 'pull request 状态，`open`,`closed`或`all`，默认为`open`']" radar="1" rssbud="1"/>
+<Route author="hashman TonyRL" example="/github/pull/DIYgod/RSSHub" path="/github/pull/:user/:repo/:state?/:labels?" :paramsDesc="['用户名', '仓库名', 'pull request 状态，`open`,`closed`或`all`，默认为`open`', '标签列表，以逗号分隔']" radar="1" rssbud="1"/>
 
 ### 用户 Followers
 

lib/v2/github/pulls.js

@@ -4,33 +4,32 @@ const md = require('markdown-it')({
     html: true,
     linkify: true,
 });
-const queryString = require('query-string');
 const { parseDate } = require('@/utils/parse-date');
 
 module.exports = async (ctx) => {
     const user = ctx.params.user;
     const repo = ctx.params.repo;
     const state = ctx.params.state ?? 'open';
+    const labels = ctx.params.labels;
 
     const host = `https://github.com/${user}/${repo}/pulls`;
-    const url = `https://api.github.com/repos/${user}/${repo}/pulls`;
+    const url = `https://api.github.com/repos/${user}/${repo}/issues`; // every PR is also an issue
 
     const headers = { Accept: 'application/vnd.github.v3+json' };
     if (config.github && config.github.access_token) {
         headers.Authorization = `token ${config.github.access_token}`;
     }
-    const response = await got({
-        method: 'get',
-        url,
-        searchParams: queryString.stringify({
+    const response = await got(url, {
+        searchParams: {
             state,
+            labels,
             sort: 'created',
             direction: 'desc',
             per_page: ctx.query.limit ? (parseInt(ctx.query.limit) <= 100 ? parseInt(ctx.query.limit) : 100) : 100,
-        }),
+        },
         headers,
     });
-    const data = response.data;
+    const data = response.data.filter((item) => item.pull_request);
 
     ctx.state.data = {
         allowEmpty: true,

lib/v2/github/router.js

@@ -5,7 +5,7 @@ module.exports = function (router) {
     router.get('/contributors/:user/:repo/:order?/:anon?', require('./contributors'));
     router.get('/file/:user/:repo/:branch/:filepath+', require('./file'));
     router.get('/issue/:user/:repo/:state?/:labels?', require('./issue'));
-    router.get('/pull/:user/:repo/:state?', require('./pulls'));
+    router.get('/pull/:user/:repo/:state?/:labels?', require('./pulls'));
     router.get('/repos/:user', require('./repos'));
     router.get('/search/:query/:sort?/:order?', require('./search'));
     router.get('/starred_repos/:user', require('./starred_repos'));