feat(route): add hameln (#9429)

* feat(route): add hameln

* feat(route): add hameln

* fix doc

* Update lib/v2/hameln/chapter.js

Co-authored-by: Tony <TonyRL@users.noreply.github.com>

* add timezone

Co-authored-by: Tony <TonyRL@users.noreply.github.com>

docs/en/reading.md

@@ -10,6 +10,16 @@ pageClass: routes
 
 <RouteEn author="HenryQW" example="/allpoetry/newest" path="/allpoetry/:order?" :paramsDesc="['Ordering, `best` or `newest`, `best` by default']"/>
 
+## hameln
+
+### chapter
+
+<RouteEn author="huangliangshusheng" example="/hameln/chapter/264928" path="/hameln/chapter/:id" :paramsDesc="['Novel id, can be found in URL']">
+
+Eg:<https://syosetu.org/novel/264928/>
+
+</RouteEn>
+
 ## kakuyomu
 
 ### episode

docs/reading.md

@@ -10,6 +10,16 @@ pageClass: routes
 
 <Route author="HenryQW" example="/allpoetry/newest" path="/allpoetry/:order?" :paramsDesc="['排序方式, `best` 或 `newest`, 缺省 `best`']"/>
 
+## hameln
+
+### 章节更新
+
+<Route author="huangliangshusheng" example="/hameln/chapter/264928" path="/hameln/chapter/:id" :paramsDesc="['小说 id, 可在对应小说页 URL 中找到']">
+
+举例网址：<https://syosetu.org/novel/264928/>
+
+</Route>
+
 ## kakuyomu
 
 ### 章节更新

lib/v2/hameln/chapter.js

@@ -0,0 +1,59 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const timezone = require('@/utils/timezone');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    const id = ctx.params.id;
+    const limit = parseInt(ctx.query.limit) || 5;
+    const link = `https://syosetu.org/novel/${id}`;
+    const $ = cheerio.load(await get(link));
+
+    const title = $('span[itemprop="name"]').text();
+    const description = $('div.ss:nth-child(2)').text();
+
+    const chapter_list = $('tr[bgcolor]')
+        .map((_, chapter) => {
+            const $_chapter = $(chapter);
+            const chapter_link = $_chapter.find('a');
+            return {
+                title: chapter_link.text(),
+                link: chapter_link.attr('href'),
+                pubDate: timezone(parseDate($_chapter.find('nobr').text(), 'YYYYMMDD HH:mm'), +9),
+            };
+        })
+        .toArray()
+        .sort((a, b) => (a.pubDate <= b.pubDate ? 1 : -1))
+        .slice(0, limit);
+
+    const item_list = await Promise.all(
+        chapter_list.map((chapter) => {
+            chapter.link = `${link}/${chapter.link}`;
+            return ctx.cache.tryGet(chapter.link, async () => {
+                const content = cheerio.load(await get(chapter.link));
+                chapter.description = content('#honbun').html();
+                return chapter;
+            });
+        })
+    );
+
+    ctx.state.data = {
+        title,
+        description,
+        link,
+        language: 'ja',
+        item: item_list,
+    };
+};
+
+const get = async (url) => {
+    const response = await got({
+        method: 'get',
+        url,
+        headers: {
+            cookie: 'over18=off',
+        },
+    });
+
+    return response.data;
+};

lib/v2/hameln/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/chapter/:id': ['huangliangshusheng'],
+};

lib/v2/hameln/radar.js

@@ -0,0 +1,13 @@
+module.exports = {
+    'syosetu.org': {
+        _name: 'hameln',
+        '.': [
+            {
+                title: '章节更新',
+                docs: 'https://docs.rsshub.app/reading.html#hameln-zhang-jie-geng-xin',
+                source: ['/novel/:id'],
+                target: '/hameln/chapter/:id',
+            },
+        ],
+    },
+};

lib/v2/hameln/router.js

@@ -0,0 +1 @@
+module.exports = (router) => router.get('/chapter/:id', require('./chapter.js'));