Merge pull request #806 from ita-social-projects/chronology-dates-und…

…er-1924-fix Chronology dates before 1 may 1984 fix
ita-social-projects · Sep 24, 2023 · 13940ad · 13940ad
2 parents 3ded603 + 1e50a10
commit 13940ad
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/...res/AdminPage/NewStreetcode/TimelineBlock/NewTimelineModal/NewTimelineModal.component.tsx b/...res/AdminPage/NewStreetcode/TimelineBlock/NewTimelineModal/NewTimelineModal.component.tsx
@@ -79,22 +79,26 @@ const NewTimelineModal: React.FC<NewTimelineModalProps> = observer(({ timelineIt
         historicalContextStore.fetchHistoricalContextAll();
     }, []);
 
-    const GetLocalHoursOffset = (date: Date) => -1 * date.getTimezoneOffset() / 60;
+    const GetLocalMinutesOffset = (date: Date) => -1 * date.getTimezoneOffset();
 
     const GetDateBasedOnFormat = (date: Date) => {
+        let seconds = 0;
+        // specific GMT+202 Ukraine timezone before 1/5/1924, where seconds are truncated by browser
+        if(GetLocalMinutesOffset(date) == 122)
+        {
+            seconds = 4;
+        }
+        date.setHours(0, GetLocalMinutesOffset(date), seconds, 0);
         switch (dateTimePickerType) {
         case 'date':
-            date.setHours(GetLocalHoursOffset(date), 0, 0, 0);
             return date.toISOString();
         case 'month':
         case 'season-year':
             date.setDate(1);
-            date.setHours(GetLocalHoursOffset(date), 0, 0, 0);
             return date.toISOString();
         case 'year':
             date.setMonth(0);
             date.setDate(1);
-            date.setHours(GetLocalHoursOffset(date), 0, 0, 0);
             return date.toISOString();
         default:
             throw new Error('Invalid date.');