install and use luxon for date and tz functions

src/helpers/common.js

@@ -10,7 +10,7 @@ const { PrismaClient, UserRole } = require('@prisma/client');
 const DayOfWeek = require("@prisma/client").DayOfWeek;
 const winston = require('winston');
 const { getSession } = require("next-auth/react");
-
+const { DateTime, FixedOffsetZone } = require('luxon');
 
 const logger = winston.createLogger({
     level: 'info', // Set the default log level
@@ -36,6 +36,27 @@ exports.logger = logger;
 // dotenv.config();
 // // dotenv.config({ path: ".env.local" });
 
+exports.adjustUtcTimeToSofia = function (time) {
+    // Convert the Date object to a Luxon DateTime object in UTC
+    let result = DateTime.fromJSDate(time, { zone: 'utc' });
+    // Convert to Sofia time, retaining the local time as provided
+    result = result.setZone('Europe/Sofia', { keepLocalTime: true });
+    // Set hours, minutes, and seconds to match the input time
+    result = result.set({
+        hour: time.getHours(),
+        minute: time.getMinutes(),
+        second: time.getSeconds()
+    });
+    return result.toJSDate();
+};
+
+exports.adjustTimeToUTC = function (time) {
+    let result = DateTime.fromJSDate(time, { zone: 'Europe/Sofia' });
+    result = result.setZone('utc', { keepLocalTime: true });
+    return result.toJSDate();
+};
+
+
 exports.isValidPhoneNumber = function (phone) {
     if (typeof phone !== 'string') {
         return false; // or handle as you see fit
@@ -366,11 +387,6 @@ exports.getDateFormatedShort = function (date) {
 }
 
 
-exports.getTimeFomatted = function (date) {
-    return date.toLocaleTimeString('en-US', { hour12: false, hour: '2-digit', minute: '2-digit', timeZone: 'Europe/Sofia' });//timeZone: 'local'
-
-}
-
 /*Todo: remove:
 toISOString
 slice(0, 10)
@@ -544,9 +560,11 @@ exports.getCurrentYearMonth = () => {
     const month = String(currentDate.getMonth() + 1).padStart(2, '0'); // Month is 0-indexed
     return `${year}-${month}`;
 }
-exports.getTimeFormated = function (date) {
-    return this.formatTimeHHmm(date);
-}
+exports.getTimeFormatted = function (date) {
+    const dateTime = DateTime.fromJSDate(date, { zone: 'Europe/Sofia' });
+    return dateTime.toFormat('HH:mm');
+};
+
 // format date to 'HH:mm' time string required by the time picker
 exports.formatTimeHHmm = function (input) {
     // Check if the input is a string or a Date object