fix: make sure tour.startDate is given in UTC

service/data-hub/data-connector/src/modules/feat-etl/feat-transformers/transformer.functions.ts

@@ -1,5 +1,5 @@
-import { parse, parseISO } from 'date-fns';
+import { parse, parseISO, subMilliseconds } from 'date-fns';
-import { fromZonedTime } from 'date-fns-tz';
+import { fromZonedTime, getTimezoneOffset } from 'date-fns-tz';
 
 export const parseDateTime = (format: string) => (value: string) =>
   !!value ? parse(value, format, new Date()) : value;
@@ -11,6 +11,12 @@ export const parseZonedDateTime =
 
 export const parseCETDateTime = parseZonedDateTime('Europe/Berlin');
 
+export const subTimeZone = (value: string) =>
+  subMilliseconds(
+    new Date(value),
+    getTimezoneOffset('Europe/Berlin', new Date(value)),
+  );
+
 export const parseInteger = (value = '') => parseInt(value);
 
 export const parseFloat = (value = '') =>

service/data-hub/data-connector/src/modules/feat-etl/feat-transformers/transformers/tour.transformer.ts

@@ -1,5 +1,5 @@
 import { TourSource } from '@prisma/client';
-import { fakerDE as faker } from '@faker-js/faker';
+import { isAfter } from 'date-fns';
 import { TourPreStaging } from '../staging.interface';
 import {
   parseBoolean,
@@ -9,6 +9,7 @@ import {
   parseInteger,
   parseIsoDateTime,
   pick,
+  subTimeZone,
   transformProperties,
 } from '../transformer.functions';
 
@@ -30,7 +31,15 @@ export class TourTransformer {
       ...transformProperties(parseFloat)(
         pick(['besetztKm', 'gesamtPreis'])(tourSource),
       ),
-      ...transformProperties(parseIsoDateTime)(pick(['date_iso'])(tourSource)),
+      //! DispoLive changed date_iso from beeing UTC to local time, which in our case is CET
+      ...(isAfter(
+        new Date(tourSource.date_iso),
+        new Date('2024-10-28T00:00:00.000Z'),
+      )
+        ? transformProperties(subTimeZone)(pick(['date_iso'])(tourSource))
+        : transformProperties(parseIsoDateTime)(
+            pick(['date_iso'])(tourSource),
+          )),
       ...(tourSource.abrDate
         ? transformProperties(parseDateTime('yyyy-MM-dd'))(
             pick(['abrDate'])(tourSource),