added demo quiz reset option. Added timer for next available daily quiz

components/daily-quiz/daily-quiz-countdown.tsx

@@ -0,0 +1,67 @@
+"use client";
+
+import { useEffect, useRef, useState } from "react";
+
+import {
+  formatDailyQuizCountdown,
+  getMillisecondsUntilNextDailyQuiz,
+  getNextDailyQuizAvailableAt,
+} from "@/lib/daily-quiz-storage";
+
+type DailyQuizCountdownProps = {
+  onAvailable?: () => void;
+};
+
+export function DailyQuizCountdown({ onAvailable }: DailyQuizCountdownProps) {
+  const [remainingMs, setRemainingMs] = useState(() =>
+    getMillisecondsUntilNextDailyQuiz(),
+  );
+  const hasNotifiedRef = useRef(false);
+
+  useEffect(() => {
+    const tick = () => {
+      const nextRemainingMs = getMillisecondsUntilNextDailyQuiz();
+      setRemainingMs(nextRemainingMs);
+
+      if (nextRemainingMs === 0) {
+        if (!hasNotifiedRef.current) {
+          hasNotifiedRef.current = true;
+          onAvailable?.();
+        }
+        return;
+      }
+
+      hasNotifiedRef.current = false;
+    };
+
+    tick();
+    const intervalId = window.setInterval(tick, 1000);
+
+    return () => {
+      window.clearInterval(intervalId);
+    };
+  }, [onAvailable]);
+
+  const nextAvailableAt = getNextDailyQuizAvailableAt();
+  const nextAvailableLabel = nextAvailableAt.toLocaleString(undefined, {
+    weekday: "short",
+    month: "short",
+    day: "numeric",
+    hour: "numeric",
+    minute: "2-digit",
+  });
+
+  return (
+    <div className="space-y-1 pt-1">
+      <p className="text-sm text-muted-foreground">
+        Next check-in available in{" "}
+        <span className="font-medium tabular-nums text-foreground">
+          {formatDailyQuizCountdown(remainingMs)}
+        </span>
+      </p>
+      <p className="text-xs text-muted-foreground">
+        Opens at midnight ({nextAvailableLabel})
+      </p>
+    </div>
+  );
+}

components/daily-quiz/daily-quiz-form.tsx

@@ -5,6 +5,7 @@ import Link from "next/link";
 import { useCallback, useEffect, useState } from "react";
 
 import { WellnessSlider } from "@/components/daily-quiz/wellness-slider";
+import { DailyQuizCountdown } from "@/components/daily-quiz/daily-quiz-countdown";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import {
@@ -28,6 +29,7 @@ import {
   getCachedQuizTabData,
   prefetchQuizTabData,
 } from "@/lib/app-tab-data-cache";
+import { HABIT_PET_DATA_UPDATED_EVENT } from "@/lib/app-events";
 import { saveDailyEntry } from "@/lib/daily-quiz-storage";
 import { JOURNAL_MAX_LENGTH } from "@/lib/journal-safety";
 import { routes } from "@/lib/routes";
@@ -63,7 +65,7 @@ export function DailyQuizForm() {
 
     async function loadDailyCheckIn() {
       try {
-        const data = await prefetchQuizTabData();
+        const data = await prefetchQuizTabData({ force: true });
 
         if (cancelled) {
           return;
@@ -89,8 +91,15 @@ export function DailyQuizForm() {
 
     void loadDailyCheckIn();
 
+    const handleDataUpdated = () => {
+      void loadDailyCheckIn();
+    };
+
+    window.addEventListener(HABIT_PET_DATA_UPDATED_EVENT, handleDataUpdated);
+
     return () => {
       cancelled = true;
+      window.removeEventListener(HABIT_PET_DATA_UPDATED_EVENT, handleDataUpdated);
     };
   }, [applyQuizData]);
 
@@ -161,6 +170,11 @@ export function DailyQuizForm() {
                 </Link>{" "}
                 whenever you want to see how they are doing.
               </p>
+              <DailyQuizCountdown
+                onAvailable={() => {
+                  void prefetchQuizTabData({ force: true }).then(applyQuizData);
+                }}
+              />
             </div>
           </CardContent>
         </Card>

components/profile/profile-preferences-form.tsx

@@ -25,6 +25,7 @@ import {
 } from "@/lib/daily-reminders";
 import { getDailyReminderStatus } from "@/lib/daily-reminder-status";
 import { getTodayDateKey } from "@/lib/habits-storage";
+import { resetTodaysDailyQuiz } from "@/lib/daily-quiz-storage";
 import {
   reminderDeliveryOptions,
   usesSystemReminders,
@@ -56,6 +57,8 @@ export function ProfilePreferencesForm({ email }: ProfilePreferencesFormProps) {
   const [notificationMessage, setNotificationMessage] = useState<string | null>(
     null,
   );
+  const [quizResetMessage, setQuizResetMessage] = useState<string | null>(null);
+  const [isResettingQuiz, setIsResettingQuiz] = useState(false);
 
   useEffect(() => {
     setNotificationPermission(getNotificationPermissionState());
@@ -209,6 +212,27 @@ export function ProfilePreferencesForm({ email }: ProfilePreferencesFormProps) {
     );
   };
 
+  const handleResetDailyQuiz = async () => {
+    setQuizResetMessage(null);
+    setError(null);
+    setIsResettingQuiz(true);
+
+    try {
+      await resetTodaysDailyQuiz();
+      setQuizResetMessage(
+        "Today's quiz was reset. Open the Quiz tab to take it again.",
+      );
+    } catch (resetError) {
+      setError(
+        resetError instanceof Error
+          ? resetError.message
+          : "Could not reset today's quiz.",
+      );
+    } finally {
+      setIsResettingQuiz(false);
+    }
+  };
+
   if (!isReady) {
     return (
       <p className="text-sm text-muted-foreground">Loading profile...</p>
@@ -365,6 +389,33 @@ export function ProfilePreferencesForm({ email }: ProfilePreferencesFormProps) {
         </CardContent>
       </Card>
 
+      <Card>
+        <CardHeader>
+          <CardTitle className="text-base">Demo tools</CardTitle>
+          <CardDescription>
+            Shortcuts for testing flows without waiting for the daily reset.
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <p className="text-xs text-muted-foreground">
+            Reset clears today&apos;s wellness quiz entry so you can complete it
+            again immediately.
+          </p>
+          <Button
+            type="button"
+            variant="outline"
+            className="w-full"
+            disabled={isSaving || isResettingQuiz}
+            onClick={() => void handleResetDailyQuiz()}
+          >
+            {isResettingQuiz ? "Resetting..." : "Reset today's quiz"}
+          </Button>
+          {quizResetMessage ? (
+            <p className="text-xs text-emerald-600">{quizResetMessage}</p>
+          ) : null}
+        </CardContent>
+      </Card>
+
       <Card>
         <CardHeader>
           <CardTitle className="text-base">Account settings</CardTitle>