feat: 添加雪球組合調倉信息 (#2568)

* Add xueqiu snb

* Fix an error in doc

* fix write style

* Fix code style

docs/social-media.md

@@ -716,6 +716,10 @@ pageClass: routes
 
 <Route author="HenryQW" example="/xueqiu/fund/040008" path="/xueqiu/fund/:id" :paramsDesc="['基金代码, 可在基金主页 URL 中找到. 此路由的数据为场外基金 (`F`开头)']"/>
 
+### 组合最新调仓信息
+
+<Route author="ZhishanZhang" example="/xueqiu/p/ZH1288184" path="/xueqiu/snb/:id" :paramsDesc="['组合代码, 可在组合主页 URL 中找到.']"/>
+
 ### 股票信息
 
 <Route author="YuYang" example="/xueqiu/stock_info/SZ000002" path="/xueqiu/stock_info/:id/:type?" :paramsDesc="['股票代码（需要带上交易所）', '动态的类型, 不填则为股票公告']">

lib/router.js

@@ -410,6 +410,7 @@ router.get('/xueqiu/favorite/:id', require('./routes/xueqiu/favorite'));
 router.get('/xueqiu/user_stock/:id', require('./routes/xueqiu/user_stock'));
 router.get('/xueqiu/fund/:id', require('./routes/xueqiu/fund'));
 router.get('/xueqiu/stock_info/:id/:type?', require('./routes/xueqiu/stock_info'));
+router.get('/xueqiu/snb/:id', require('./routes/xueqiu/snb'));
 
 // Greasy Fork
 router.get('/greasyfork/:language/:domain?', require('./routes/greasyfork/scripts'));

lib/routes/xueqiu/snb.js

@@ -0,0 +1,40 @@
+const got = require('@/utils/got');
+
+module.exports = async (ctx) => {
+    const id = ctx.params.id;
+    const url = 'https://xueqiu.com/p/' + id;
+
+    const response = await got({
+        method: 'get',
+        url: url,
+    });
+
+    const data = response.data;
+    const pattern = /SNB.cubeInfo = (.+?);/;
+    const info = pattern.exec(data)[1];
+    const obj = JSON.parse(info);
+    const rebalancing_histories = obj.sell_rebalancing.rebalancing_histories;
+    const snb_title = obj.name + ' 的调仓历史';
+    const snb_description = obj.description;
+
+    const title = obj.name + ' 的上一笔调仓';
+    let description = '';
+    for (const some_detail of rebalancing_histories) {
+        const prev_weight_adjusted = some_detail.prev_weight_adjusted ? some_detail.prev_weight_adjusted : 0;
+        description += some_detail.stock_name + ' from ' + prev_weight_adjusted + ' to ' + some_detail.target_weight + '，\n';
+    }
+
+    const single = {
+        title,
+        description,
+        pubDate: new Date().toUTCString(),
+        link: url,
+    };
+
+    ctx.state.data = {
+        title: snb_title,
+        link: url,
+        description: snb_description,
+        item: [single],
+    };
+};