Title: Add Configurable Timer with Progress Bar and Audio Alerts
Problem Statement
The quiz currently has no time limit or timer, reducing the challenge and competitive aspect. Users cannot practice time-management skills or simulate timed test conditions. A timer system would add urgency and improve the quiz experience.
Proposed Solution
Create a comprehensive timer system with:
- Configurable time limits per quiz or per question
- Visual countdown display (digital and progress bar)
- Audio alerts at time intervals
- Pause/resume functionality
- Time warnings (10 seconds remaining)
- Auto-submit when time expires
- Time statistics in results
Acceptance Criteria
✅ Timer Configuration
- Option to set total quiz time or per-question time
- Time options: 30s, 60s, 120s per question or 5/10/15/30 min total
- "Unlimited time" option to disable timer
- Save time preference in localStorage
- Display timer settings in quiz setup page
✅ Visual Display
- Digital countdown timer (MM:SS format)
- Circular progress bar around timer
- Linear progress bar at top of quiz
- Color changes as time decreases (green → yellow → red)
- Prominent display in quiz interface
- Mobile-responsive positioning
✅ Audio Alerts
- Sound effect when timer starts
- Alert sound at 10 seconds remaining
- Final countdown sound (5, 4, 3, 2, 1)
- Time's up alarm sound
- Mute button to disable sounds
- Volume control slider
✅ Pause/Resume Functionality
- Pause button in quiz interface
- Pause modal with resume/quit options
- Timer freezes during pause
- Blur quiz content when paused
- Track total paused time
- Limit pause duration or count
✅ Time Warnings
- Visual flash at 10 seconds
- Urgent color change (pulsing red)
- Toast notification for time warnings
- Shake animation for last 5 seconds
- Optional vibration on mobile devices
✅ Auto-Submit
- Automatically submit answer when time expires
- Show modal indicating time's up
- Display unanswered questions
- Transition to results or next question
- Prevent further input after expiration
✅ Time Statistics
- Total time taken displayed in results
- Time per question breakdown
- Average time per question
- Fastest/slowest answered question
- Time bonus points for quick answers
- Time efficiency chart
Title: Add Configurable Timer with Progress Bar and Audio Alerts
Problem Statement
The quiz currently has no time limit or timer, reducing the challenge and competitive aspect. Users cannot practice time-management skills or simulate timed test conditions. A timer system would add urgency and improve the quiz experience.
Proposed Solution
Create a comprehensive timer system with:
Acceptance Criteria
✅ Timer Configuration
✅ Visual Display
✅ Audio Alerts
✅ Pause/Resume Functionality
✅ Time Warnings
✅ Auto-Submit
✅ Time Statistics