feat(AmharicDatePicker): add time input functionality and update date formatting

feat(i18n): add translation for time label in Amharic and English
fix(main): ensure date styles are imported correctly

apps/portal/src/app/components/AmharicDatePicker.tsx

@@ -8,6 +8,7 @@ import {
   Popover,
   TextInput,
 } from '@mantine/core';
+import { TimeInput } from '@mantine/dates';
 import { useDisclosure } from '@mantine/hooks';
 import { DayPicker as EthiopicDayPicker } from '@daypicker/ethiopic';
 import { DayPicker as GregorianDayPicker } from '@daypicker/react';
@@ -65,17 +66,38 @@ const ETH_FORMATTERS = {
 // midnight — reading back with getUTC*() (not local get*()) keeps the
 // calendar day stable regardless of the runtime's timezone, avoiding the
 // same off-by-one class of bug the UTC-noon workaround above exists for.
-function parseISO(value?: string | null): Date | null {
+function parseISO(value?: string | null, withTime = false): Date | null {
   if (!value) return null;
   const d = new Date(value);
   if (isNaN(d.getTime())) return null;
-  return new Date(d.getUTCFullYear(), d.getUTCMonth(), d.getUTCDate());
+  return withTime
+    ? d
+    : new Date(d.getUTCFullYear(), d.getUTCMonth(), d.getUTCDate());
 }
 
-function formatISO(date: Date): string {
-  return new Date(
-    Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()),
-  ).toISOString();
+function formatISO(date: Date, withTime = false): string {
+  return withTime
+    ? date.toISOString()
+    : new Date(
+        Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()),
+      ).toISOString();
+}
+
+// Combines a calendar day with a time-of-day, keeping whichever half isn't
+// changing. `base` is the currently selected Date (may be null if nothing
+// picked yet); `day`/`time` override only the half that's provided.
+function mergeDateTime(
+  base: Date | null,
+  day?: Date,
+  time?: { hours: number; minutes: number },
+): Date {
+  const result = day ? new Date(day) : new Date(base ?? new Date());
+  if (time) {
+    result.setHours(time.hours, time.minutes, 0, 0);
+  } else if (day && base) {
+    result.setHours(base.getHours(), base.getMinutes(), base.getSeconds(), 0);
+  }
+  return result;
 }
 
 export function toEthiopicDateLabel(date: Date | string): string {
@@ -108,6 +130,9 @@ export interface AmharicDatePickerProps {
   size?: MantineSize;
   name?: string;
   onBlur?: () => void;
+  /** Show a time-of-day field alongside the calendar. Off by default —
+   * most callers only need a calendar day. */
+  withTime?: boolean;
 }
 
 export function AmharicDatePicker({
@@ -121,6 +146,7 @@ export function AmharicDatePicker({
   size,
   name,
   onBlur,
+  withTime = false,
 }: AmharicDatePickerProps) {
   const { t, i18n } = useTranslation();
   const [calendarType, setCalendarType] = useState<'EN' | 'AMH'>(() =>
@@ -128,9 +154,9 @@ export function AmharicDatePicker({
   );
   const [opened, { close, toggle }] = useDisclosure(false);
 
-  const selected = parseISO(value);
+  const selected = parseISO(value, withTime);
 
-  const displayValue = selected
+  const dateLabel = selected
     ? calendarType === 'EN'
       ? selected.toLocaleDateString('en-US', {
           year: 'numeric',
@@ -139,6 +165,11 @@ export function AmharicDatePicker({
         })
       : toAmharicDisplay(selected)
     : '';
+  const timeLabel =
+    withTime && selected
+      ? ` ${selected.toLocaleTimeString('en-US', { hour: 'numeric', minute: '2-digit' })}`
+      : '';
+  const displayValue = dateLabel + timeLabel;
 
   return (
     <Popover
@@ -199,7 +230,7 @@ export function AmharicDatePicker({
             captionLayout="dropdown"
             formatters={ETH_FORMATTERS}
             onSelect={(date: Date | undefined) => {
-              onChange?.(date ? formatISO(date) : '');
+              onChange?.(date ? formatISO(mergeDateTime(selected, date), withTime) : '');
               close();
             }}
           />
@@ -212,12 +243,32 @@ export function AmharicDatePicker({
             endMonth={YEAR_DROPDOWN_END}
             captionLayout="dropdown"
             onSelect={(date: Date | undefined) => {
-              onChange?.(date ? formatISO(date) : '');
+              onChange?.(date ? formatISO(mergeDateTime(selected, date), withTime) : '');
               close();
             }}
           />
         )}
 
+        {withTime && (
+          <TimeInput
+            label={t('common.time')}
+            mt="sm"
+            disabled={!selected}
+            value={
+              selected
+                ? `${String(selected.getHours()).padStart(2, '0')}:${String(selected.getMinutes()).padStart(2, '0')}`
+                : ''
+            }
+            onChange={(e) => {
+              const [h, m] = e.currentTarget.value.split(':').map(Number);
+              if (Number.isNaN(h) || Number.isNaN(m)) return;
+              onChange?.(
+                formatISO(mergeDateTime(selected, undefined, { hours: h, minutes: m }), true),
+              );
+            }}
+          />
+        )}
+
         <Group justify="space-between" mt="sm">
           <Button
             variant="subtle"
@@ -233,7 +284,7 @@ export function AmharicDatePicker({
             variant="light"
             size="xs"
             onClick={() => {
-              onChange?.(formatISO(new Date()));
+              onChange?.(formatISO(new Date(), withTime));
               close();
             }}
           >

apps/portal/src/app/i18n/locales/am.ts

@@ -92,6 +92,7 @@ export const am: Translations = {
     toggleTheme: 'ብርሃን / ጨለማ ገጽታ ቀይር',
     welcome: 'እንኳን ደህና መጡ',
     switchCalendar: 'የቀን መቁጠሪያ ዓይነት ቀይር',
+    time: 'ሰዓት',
   },
 
   auth: {

apps/portal/src/app/i18n/locales/en.ts

@@ -90,6 +90,7 @@ export const en = {
     toggleTheme: 'Toggle light / dark mode',
     welcome: 'Welcome',
     switchCalendar: 'Switch calendar type',
+    time: 'Time',
   },
 
   auth: {

apps/portal/src/main.tsx

@@ -1,6 +1,7 @@
 import { StrictMode } from 'react';
 import { createRoot } from 'react-dom/client';
 import '@mantine/core/styles.css';
+import '@mantine/dates/styles.css';
 import '@mantine/notifications/styles.css';
 import './app/theme/portal.css';