feat(route): 新增路由当当开放平台 (#15878)

* feat(route): 新增路由当当开放平台

* feat(route): 新增路由当当开放平台

lib/routes/dangdang/namespace.ts

@@ -0,0 +1,6 @@
+import type { Namespace } from '@/types';
+
+export const namespace: Namespace = {
+    name: '当当开放平台',
+    url: 'open.dangdang.com',
+};

lib/routes/dangdang/notice.ts

@@ -0,0 +1,69 @@
+import { Route } from '@/types';
+import cache from '@/utils/cache';
+import got from '@/utils/got';
+import { parseDate } from '@/utils/parse-date';
+import timezone from '@/utils/timezone';
+
+const typeMap = {
+    0: '全部',
+    1: '其他',
+    2: '规则变更',
+};
+
+/**
+ *
+ * @param ctx {import('koa').Context}
+ */
+export const route: Route = {
+    path: '/notice/:type?',
+    categories: ['programming'],
+    example: '/dangdang/notice/1',
+    parameters: { type: '公告分类，默认为全部' },
+    features: {
+        requireConfig: false,
+        requirePuppeteer: false,
+        antiCrawler: false,
+        supportBT: false,
+        supportPodcast: false,
+        supportScihub: false,
+    },
+    name: '公告',
+    maintainers: ['zhijunchai'],
+    handler,
+    description: `| 类型     | type |
+  | -------- | ---- |
+  | 全部      | 0    |
+  | 其他      | 1    |
+  | 规则变更   | 2    |`,
+};
+
+async function handler(ctx) {
+    const type = ctx.req.param('type');
+    const url = `https://open.dangdang.com/op-api/developer-platform/document/menu/list?categoryId=3&type=${type > 0 ? typeMap[type] : ''}`;
+    const response = await got({ method: 'get', url });
+
+    const list = response.data.data.documentMenu.map((item) => ({
+        title: item.title,
+        description: item.type,
+        documentId: item.documentId,
+        source: `https://open.dangdang.com/op-api/developer-platform/document/info/get?document_id=${item.documentId}`,
+        link: `https://open.dangdang.com/home/notice/message/1/${item.documentId}`,
+        pubDate: timezone(parseDate(item.modifyTime), +8),
+    }));
+
+    const result = await Promise.all(
+        list.map((item) =>
+            cache.tryGet(item.source, async () => {
+                const itemResponse = await got(item.source);
+                item.description = itemResponse.data.data.documentContentList[0].content;
+                return item;
+            })
+        )
+    );
+
+    return {
+        title: `当当开放平台 - ${typeMap[type] || typeMap[0]}`,
+        link: `https://open.dangdang.com/home/notice/message/1`,
+        item: result,
+    };
+}