feat: add date and time columns to insights CSV exports (calcom#23771)

* feat: add ISO timestamp columns to booking CSV exports

- Add createdAt_iso, startTime_iso, endTime_iso columns to getCsvData() method
- Use .toISOString() format for new columns: 2025-09-09T13:03:55+02:00
- Keep existing timestamp columns unchanged to avoid breaking changes
- Addresses user request for parseable timestamp format in CSV downloads

Co-Authored-By: eunjae@cal.com <hey@eunjae.dev>

* feat: add ISO timestamp columns to routing CSV exports

- Add ISO format columns for createdAt, bookingCreatedAt, bookingStartTime, bookingEndTime
- Preserve original timestamp format to avoid breaking changes
- Complete implementation for both /insights and /insights/routing pages

Co-Authored-By: eunjae@cal.com <hey@eunjae.dev>

* feat: replace ISO columns with timezone-aware date/time columns

- Replace _iso columns with separate _date and _time columns
- Use user timezone for proper date/time conversion
- Add timezone parameter to CSV export methods
- Maintain backward compatibility with original timestamp format
- Date format: YYYY-MM-DD, Time format: HH:mm:ss

Co-Authored-By: eunjae@cal.com <hey@eunjae.dev>

* fix: resolve TypeScript type compatibility issues

- Fix WhereForTeamOrAllTeams type compatibility in routing-events.ts
- Restructure conditional object creation to ensure required properties
- Clean up merge conflict remnants from previous rebase

Co-Authored-By: eunjae@cal.com <hey@eunjae.dev>

* clean up

* fix: use user profile timezone for CSV exports instead of browser timezone

- Modified rawData endpoint to use ctx.user.timeZone instead of input.timeZone
- Removed timeZone field from bookingRepositoryBaseInputSchema
- Updated useInsightsBookingParameters to remove timeZone property
- Fixed RecentNoShowGuestsChart to use useDataTable for timezone access
- Resolves timezone discrepancy where CSV exports showed incorrect time values

Co-Authored-By: eunjae@cal.com <hey@eunjae.dev>

* Revert "fix: use user profile timezone for CSV exports instead of browser timezone"

This reverts commit 6356657.

* default columns are formatted as iso

* address feedback

---------

Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>

Author: eunjae-lee

packages/features/insights/server/routing-events.ts

@@ -8,6 +8,7 @@ import {
   isValidRoutingFormFieldType,
 } from "@calcom/app-store/routing-forms/lib/FieldTypes";
 import { zodFields as routingFormFieldsSchema } from "@calcom/app-store/routing-forms/zod";
+import dayjs from "@calcom/dayjs";
 import { WEBAPP_URL } from "@calcom/lib/constants";
 import type { InsightsRoutingBaseService } from "@calcom/lib/server/service/InsightsRoutingBaseService";
 import { readonlyPrisma as prisma } from "@calcom/prisma";
@@ -71,6 +72,7 @@ class RoutingEventsInsights {
             teamId: {
               in: teamIds,
             },
+            ...(routingFormId && { id: routingFormId }),
           }
         : {
             userId: userId ?? -1,
@@ -119,9 +121,11 @@ class RoutingEventsInsights {
   static async getRoutingFormPaginatedResponsesForDownload({
     headersPromise,
     dataPromise,
+    timeZone,
   }: {
     headersPromise: ReturnType<typeof RoutingEventsInsights.getRoutingFormHeaders>;
     dataPromise: ReturnType<typeof InsightsRoutingBaseService.prototype.getTableData>;
+    timeZone: string;
   }) {
     const [headers, data] = await Promise.all([headersPromise, dataPromise]);
 
@@ -157,11 +161,31 @@ class RoutingEventsInsights {
         "Response ID": item.id,
         "Form Name": item.formName,
         "Submitted At": item.createdAt.toISOString(),
+        "Submitted At_date": dayjs(item.createdAt).tz(timeZone).format("YYYY-MM-DD"),
+        "Submitted At_time": dayjs(item.createdAt).tz(timeZone).format("HH:mm:ss"),
         "Has Booking": item.bookingUid !== null,
         "Booking Status": item.bookingStatus || "NO_BOOKING",
         "Booking Created At": item.bookingCreatedAt?.toISOString() || "",
+        "Booking Created At_date": item.bookingCreatedAt
+          ? dayjs(item.bookingCreatedAt).tz(timeZone).format("YYYY-MM-DD")
+          : "",
+        "Booking Created At_time": item.bookingCreatedAt
+          ? dayjs(item.bookingCreatedAt).tz(timeZone).format("HH:mm:ss")
+          : "",
         "Booking Start Time": item.bookingStartTime?.toISOString() || "",
+        "Booking Start Time_date": item.bookingStartTime
+          ? dayjs(item.bookingStartTime).tz(timeZone).format("YYYY-MM-DD")
+          : "",
+        "Booking Start Time_time": item.bookingStartTime
+          ? dayjs(item.bookingStartTime).tz(timeZone).format("HH:mm:ss")
+          : "",
         "Booking End Time": item.bookingEndTime?.toISOString() || "",
+        "Booking End Time_date": item.bookingEndTime
+          ? dayjs(item.bookingEndTime).tz(timeZone).format("YYYY-MM-DD")
+          : "",
+        "Booking End Time_time": item.bookingEndTime
+          ? dayjs(item.bookingEndTime).tz(timeZone).format("HH:mm:ss")
+          : "",
         "Assignment Reason": item.bookingAssignmentReason || "",
         "Routed To Name": item.bookingUserName || "",
         "Routed To Email": item.bookingUserEmail || "",

packages/features/insights/server/trpc-router.ts

@@ -822,14 +822,15 @@ export const insightsRouter = router({
       })
     )
     .query(async ({ ctx, input }) => {
-      const { limit, offset } = input;
+      const { limit, offset, timeZone } = input;
 
       const insightsBookingService = createInsightsBookingService(ctx, input);
 
       try {
         return await insightsBookingService.getCsvData({
           limit: limit ?? 100,
           offset: offset ?? 0,
+          timeZone,
         });
       } catch (e) {
         throw new TRPCError({ code: "INTERNAL_SERVER_ERROR" });
@@ -886,6 +887,7 @@ export const insightsRouter = router({
       return await RoutingEventsInsights.getRoutingFormPaginatedResponsesForDownload({
         headersPromise,
         dataPromise,
+        timeZone: ctx.user.timeZone,
       });
     }),
   getRoutingFormFieldOptions: userBelongsToTeamProcedure

packages/lib/server/service/InsightsBookingBaseService.ts

@@ -479,7 +479,17 @@ export class InsightsBookingBaseService {
     });
   }
 
-  async getCsvData({ limit = 100, offset = 0 }: { limit?: number; offset?: number }) {
+  async getCsvData({
+    limit = 100,
+    offset = 0,
+    timeZone,
+  }: {
+    limit?: number;
+    offset?: number;
+    timeZone: string;
+  }) {
+    const DATE_FORMAT = "YYYY-MM-DD";
+    const TIME_FORMAT = "HH:mm:ss";
     const baseConditions = await this.getBaseConditions();
 
     // Get total count first
@@ -628,8 +638,20 @@ export class InsightsBookingBaseService {
       })
     );
 
-    // 6. Combine booking data with attendee data
+    // 6. Combine booking data with attendee data and add ISO timestamp columns
     const data = csvData.map((bookingTimeStatus) => {
+      const dateAndTime = {
+        createdAt: bookingTimeStatus.createdAt.toISOString(),
+        createdAt_date: dayjs(bookingTimeStatus.createdAt).tz(timeZone).format(DATE_FORMAT),
+        createdAt_time: dayjs(bookingTimeStatus.createdAt).tz(timeZone).format(TIME_FORMAT),
+        startTime: bookingTimeStatus.startTime.toISOString(),
+        startTime_date: dayjs(bookingTimeStatus.startTime).tz(timeZone).format(DATE_FORMAT),
+        startTime_time: dayjs(bookingTimeStatus.startTime).tz(timeZone).format(TIME_FORMAT),
+        endTime: bookingTimeStatus.endTime.toISOString(),
+        endTime_date: dayjs(bookingTimeStatus.endTime).tz(timeZone).format(DATE_FORMAT),
+        endTime_time: dayjs(bookingTimeStatus.endTime).tz(timeZone).format(TIME_FORMAT),
+      };
+
       if (!bookingTimeStatus.uid) {
         // should not be reached because we filtered above
         const nullAttendeeFields: Record<string, null> = {};
@@ -639,6 +661,7 @@ export class InsightsBookingBaseService {
 
         return {
           ...bookingTimeStatus,
+          ...dateAndTime,
           noShowGuests: null,
           noShowGuestsCount: 0,
           ...nullAttendeeFields,
@@ -655,6 +678,7 @@ export class InsightsBookingBaseService {
 
         return {
           ...bookingTimeStatus,
+          ...dateAndTime,
           noShowGuests: null,
           noShowGuestsCount: 0,
           ...nullAttendeeFields,
@@ -663,6 +687,7 @@ export class InsightsBookingBaseService {
 
       return {
         ...bookingTimeStatus,
+        ...dateAndTime,
         noShowGuests: attendeeData.noShowGuests,
         noShowGuestsCount: attendeeData.noShowGuestsCount,
         ...Object.fromEntries(Object.entries(attendeeData).filter(([key]) => key.startsWith("attendee"))),