chore: add response time header

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nocodb/src/lib/meta/api/dataApis/dataAliasApis.ts

@@ -10,11 +10,16 @@ import ncMetaAclMw from '../../helpers/ncMetaAclMw';
 import { getViewAndModelFromRequestByAliasOrId } from './helpers';
 import apiMetrics from '../../helpers/apiMetrics';
 import getAst from '../../../db/sql-data-mapper/lib/sql/helpers/getAst';
+import { parseHrtimeToSeconds } from '../helpers';
 
 // todo: Handle the error case where view doesnt belong to model
 async function dataList(req: Request, res: Response) {
+  const startTime = process.hrtime();
   const { model, view } = await getViewAndModelFromRequestByAliasOrId(req);
-  res.json(await getDataList(model, view, req));
+  const responseData = await getDataList(model, view, req);
+  const elapsedSeconds = parseHrtimeToSeconds(process.hrtime(startTime));
+  res.setHeader('xc-db-response', elapsedSeconds);
+  res.json(responseData);
 }
 
 async function dataFindOne(req: Request, res: Response) {
@@ -226,8 +231,12 @@ async function dataExist(req: Request, res: Response) {
 
 // todo: Handle the error case where view doesnt belong to model
 async function groupedDataList(req: Request, res: Response) {
+  const startTime = process.hrtime();
   const { model, view } = await getViewAndModelFromRequestByAliasOrId(req);
-  res.json(await getGroupedDataList(model, view, req));
+  const groupedData = await getGroupedDataList(model, view, req);
+  const elapsedSeconds = parseHrtimeToSeconds(process.hrtime(startTime));
+  res.setHeader('xc-db-response', elapsedSeconds);
+  res.json(groupedData);
 }
 
 async function getGroupedDataList(model, view: View, req) {

packages/nocodb/src/lib/meta/api/helpers/apiHelpers.ts

@@ -0,0 +1,4 @@
+export function parseHrtimeToSeconds(hrtime) {
+  const seconds = (hrtime[0] + hrtime[1] / 1e6).toFixed(3);
+  return seconds;
+}

packages/nocodb/src/lib/meta/api/helpers/index.ts

@@ -1,4 +1,5 @@
 import { populateMeta } from './populateMeta';
 export * from './columnHelpers';
+export * from './apiHelpers';
 
 export { populateMeta };