External dataset (#1519)

* perf: local file create collection

* rename middleware

* perf: remove code

* feat: next14

* feat: external file dataset

* collection tags field

* external file dataset doc

* fix: ts

packages/service/common/middle/entry.ts

@@ -0,0 +1,38 @@
+import { jsonRes } from '../response';
+import type { NextApiResponse } from 'next';
+import { withNextCors } from './cors';
+import { ApiRequestProps } from '../../type/next';
+
+export type NextApiHandler<T = any> = (
+  req: ApiRequestProps,
+  res: NextApiResponse<T>
+) => unknown | Promise<unknown>;
+
+export const NextEntry = ({ beforeCallback = [] }: { beforeCallback?: Promise<any>[] }) => {
+  return (...args: NextApiHandler[]): NextApiHandler => {
+    return async function api(req: ApiRequestProps, res: NextApiResponse) {
+      try {
+        await Promise.all([withNextCors(req, res), ...beforeCallback]);
+
+        let response = null;
+        for (const handler of args) {
+          response = await handler(req, res);
+        }
+
+        const contentType = res.getHeader('Content-Type');
+        if ((!contentType || contentType === 'application/json') && !res.writableFinished) {
+          return jsonRes(res, {
+            code: 200,
+            data: response
+          });
+        }
+      } catch (error) {
+        return jsonRes(res, {
+          code: 500,
+          error,
+          url: req.url
+        });
+      }
+    };
+  };
+};