Revert "fix(timezone): convert dates to UTC"

This reverts commit b90280f.

Author: avivkeller

src/calendar.mjs

@@ -1,7 +1,5 @@
 import ical from 'ical';
 
-import { toUTC } from './utils/dates.mjs';
-
 /**
  * Creates an ICAL instance from the input URL
  * @param {string} url
@@ -48,7 +46,7 @@ export const findNextMeetingDate = async (allEvents, { properties }) => {
     const duringOurTimeframe = event.rrule.between(weekStart, weekEnd);
 
     if (duringOurTimeframe.length > 0) {
-      return toUTC(event.tzid, duringOurTimeframe[0]);
+      return duringOurTimeframe[0];
     }
   }
 

src/utils/dates.mjs

@@ -1,29 +1,5 @@
 import { RELEVANT_TIMEZONES } from '../constants.mjs';
 
-/**
- * Converts a zoned date into UTC
- * @param {string} timeZone
- * @param {Date} date
- */
-export const toUTC = (timeZone, date = new Date()) => {
-  const formatter = new Intl.DateTimeFormat('en-US', {
-    timeZone,
-    timeZoneName: 'shortOffset',
-  });
-
-  const parts = formatter.formatToParts(date);
-  const tzPart = parts.find(p => p.type === 'timeZoneName');
-  const match = tzPart?.value.match(/GMT([+-]\d{1,2})(?::(\d{2}))?/);
-
-  if (!match) {
-    return date;
-  }
-
-  const hours = parseInt(match[1], 10);
-
-  return new Date(date.getTime() + hours * 60 * 60 * 1000);
-};
-
 /**
  * Generic datetime formatter that accepts DateTimeFormat options
  * @param {Date} date - The date to format