date issue fixed

apps/Frontend/src/pages/appointments-page.tsx

@@ -1,6 +1,11 @@
 import { useState, useEffect } from "react";
 import { useQuery, useMutation } from "@tanstack/react-query";
 import { format, addDays, startOfToday, addMinutes } from "date-fns";
+import {
+  parseLocalDateString,
+  formatLocalDate,
+  normalizeToISOString
+} from "@/utils/dateUtils";
 import { TopAppBar } from "@/components/layout/top-app-bar";
 import { Sidebar } from "@/components/layout/sidebar";
 import { AddAppointmentModal } from "@/components/appointments/add-appointment-modal";
@@ -372,30 +377,11 @@ export default function AppointmentsPage() {
   ) => {
     // Converts local date to exact UTC date with no offset issues
 
-    function parseLocalDate(dateInput: Date | string): Date {
-      if (dateInput instanceof Date) return dateInput;
-
-      const parts = dateInput.split("-");
-      if (parts.length !== 3) {
-        throw new Error(`Invalid date format: ${dateInput}`);
-      }
-
-      const year = Number(parts[0]);
-      const month = Number(parts[1]);
-      const day = Number(parts[2]);
-
-      if (Number.isNaN(year) || Number.isNaN(month) || Number.isNaN(day)) {
-        throw new Error(`Invalid date parts in date string: ${dateInput}`);
-      }
-
-      return new Date(year, month - 1, day); // month is 0-indexed
-    }
-
-    const rawDate = parseLocalDate(appointmentData.date);
+    const rawDate = parseLocalDateString(appointmentData.date);
 
     const updatedData = {
       ...appointmentData,
-      date: rawDate.toLocaleDateString("en-CA"),
+      date: formatLocalDate(rawDate),
     };
 
     // Check if we're editing an existing appointment with a valid ID
@@ -458,15 +444,7 @@ export default function AppointmentsPage() {
         ? new Date(appointment.date)
         : appointment.date;
 
-    // Extract UTC year, month, day
-    const year = dateObj.getUTCFullYear();
-    const month = dateObj.getUTCMonth(); // zero-based
-    const day = dateObj.getUTCDate();
-
-    // Create a date string in UTC format
-    const utcDateStr = `${year}-${String(month + 1).padStart(2, "0")}-${String(day).padStart(2, "0")}`;
-
-    return utcDateStr === formattedDate; // formattedDate should be 'yyyy-MM-dd' string in UTC format as well
+    return formatLocalDate(dateObj) === formatLocalDate(selectedDate); // formattedDate should be 'yyyy-MM-dd' string in UTC format as well
   });
 
   // Process appointments for the scheduler view

apps/Frontend/src/pages/insurance-eligibility-page.tsx

@@ -33,6 +33,7 @@ import {
   clearTaskStatus,
 } from "@/redux/slices/seleniumEligibilityCheckTaskSlice";
 import { SeleniumTaskBanner } from "@/components/claims/selenium-task-banner";
+import { formatLocalDate } from "@/utils/dateUtils";
 
 const PatientSchema = (
   PatientUncheckedCreateInputObjectSchema as unknown as z.ZodObject<any>
@@ -167,7 +168,7 @@ export default function InsuranceEligibilityPage() {
   // handle selenium
     const handleSelenium = async () => {
 
-      const formattedDob = dateOfBirth ? format(dateOfBirth, "yyyy-MM-dd") : "";
+      const formattedDob = dateOfBirth ? formatLocalDate(dateOfBirth) : "";
 
       const data = {memberId, dateOfBirth: formattedDob, insuranceSiteKey: "MH", };
       try {

apps/Frontend/src/utils/dateUtils.ts

@@ -0,0 +1,62 @@
+import { format } from "date-fns";
+
+/**
+ * Parse a date string in yyyy-MM-dd format (assumed local) into a JS Date object.
+ * No timezone conversion is applied. Returns a Date at midnight local time.
+ */
+export function parseLocalDateString(dateStr: string): Date {
+  const parts = dateStr.split("-");
+
+  // Destructure with fallback
+  const [yearStr, monthStr, dayStr] = parts;
+
+  // Validate all parts are defined and valid strings
+  if (!yearStr || !monthStr || !dayStr) {
+    throw new Error("Invalid date string format. Expected yyyy-MM-dd.");
+  }
+
+  const year = parseInt(yearStr, 10);
+  const month = parseInt(monthStr, 10) - 1; // JS Date months are 0-based
+  const day = parseInt(dayStr, 10);
+
+  if (Number.isNaN(year) || Number.isNaN(month) || Number.isNaN(day)) {
+    throw new Error("Invalid numeric values in date string.");
+  }
+
+  return new Date(year, month, day);
+}
+
+
+
+/**
+ * Format a JS Date object as a `yyyy-MM-dd` string (in local time).
+ * Useful for saving date-only data without time component.
+ */
+export function formatLocalDate(date: Date): string {
+  return format(date, "yyyy-MM-dd");
+}
+
+/**
+ * Get a Date object representing midnight UTC for a given local date.
+ * Useful for comparing or storing dates consistently across timezones.
+ */
+export function toUTCDate(date: Date): Date {
+  return new Date(Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()));
+}
+
+/**
+ * Converts a stored UTC date string (e.g. from DB) into a Date object
+ * and formats it as local yyyy-MM-dd string for UI use.
+ */
+export function formatUTCDateStringToLocal(dateStr: string): string {
+  const date = new Date(dateStr); // parsed as UTC
+  return formatLocalDate(date);
+}
+
+/**
+ * Ensure any date (Date|string) is formatted to ISO string for consistent backend storage.
+ * If it's already a string, pass through. If it's a Date, convert to ISO.
+ */
+export function normalizeToISOString(date: Date | string): string {
+  return date instanceof Date ? date.toISOString() : date;
+}

apps/SeleniumService/selenium_eligibilityCheckWorker.py

@@ -182,3 +182,6 @@ class AutomationMassHealthEligibilityCheck:
                 "status": "error",
                 "message": e
             }
+        
+        finally:
+            self.driver.quit()