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knowledge-base/development/feature-roadmap.md
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# Neural Nexus Feature Roadmap
# Feature Roadmap - Neural Nexus
## Current Status: Prototype Stage
## Current Status: Prototype Development
### ✅ Completed Features (v1.0)
- **Core Game Mechanics**
- Node connection system with click/drag interaction
- Level generation with progressive difficulty
- Timer-based challenge system
- Score calculation with time bonuses
- Visual feedback with particle effects
- **User Interface**
- Modern glassmorphism design
- Responsive layout for desktop/mobile
- Real-time stats display (level, score, timer)
- Level completion animations
- **Performance**
- 60fps on desktop, 30+fps on mobile
- Efficient Canvas 2D rendering
- Memory management with object pooling
- Cross-browser compatibility
- **Technical Foundation**
- Single-file deployment (index.html)
- Vanilla JavaScript ES6+ architecture
- Object-oriented game entities (Node, Connection classes)
- Event-driven input system
## 🔄 Phase 1: Core Enhancement (Weeks 1-2)
### Priority 1: Audio System
**Status**: Planning
**Effort**: 8-10 hours
**Dependencies**: None
**Features**:
- Web Audio API integration
- Sound effects for core interactions:
- Node selection/hover (subtle electronic blip)
- Connection creation (satisfying snap sound)
- Connection failure (gentle error tone)
- Level completion (triumphant sequence)
- Audio volume controls
- Mute functionality for accessibility
**Technical Requirements**:
- Lightweight audio files (<50KB total)
- Mobile browser compatibility (iOS Safari, Android Chrome)
- Efficient audio context management
- Non-blocking audio loading
### Priority 2: Save System
**Status**: Planning
**Effort**: 6-8 hours
**Dependencies**: None
**Features**:
- Progress persistence using localStorage
- High score tracking (local)
- Level unlock system
- Settings preservation (audio, difficulty preferences)
- Data compression for storage efficiency
**Technical Requirements**:
- Storage limit management (stay under 5MB)
- Data versioning for future compatibility
- Graceful fallback if localStorage unavailable
- Export/import functionality for data portability
### Priority 3: Tutorial System
**Status**: Planning
**Effort**: 8-12 hours
**Dependencies**: None
**Features**:
- Interactive first-time user onboarding
- Overlay tutorials for each game mechanic
- Progressive disclosure of advanced features
- Skip option for returning players
- Contextual help system
**Technical Requirements**:
- Non-intrusive overlay system
- Touch-friendly tutorial interactions
- Keyboard navigation support
- State management for tutorial progress
### Priority 4: Mobile Polish
### Phase 1: Core Enhancement (Current Priority)
**Timeline**: Next 2-4 weeks
**Status**: In Progress
**Effort**: 4-6 hours
**Dependencies**: None
**Features**:
- Improved touch responsiveness
- Haptic feedback (where supported)
- Better landscape/portrait orientation handling
- Optimized touch target sizes (44px minimum)
- Gesture conflict resolution
#### ✅ Completed Features
- Core connection mechanics with mouse and touch support
- Modern glassmorphism UI design with particle effects
- Level generation system with progressive difficulty
- Cross-platform compatibility (desktop, tablet, mobile)
- Performance optimization achieving 60fps target
- Visual feedback system with node highlighting and connection previews
## 🚀 Phase 2: Advanced Features (Weeks 3-6)
#### 🔄 In Development
- Audio system integration with Web Audio API
- Save game functionality using localStorage
- Tutorial system for first-time players
- Mobile touch control optimization
### Power-Up System
**Status**: Concept
**Effort**: 12-16 hours
**Dependencies**: Save system
#### ⏳ Planned for Phase 1
- Achievement system with progress tracking
- Settings menu with audio/visual preferences
- Improved level transition animations
- Accessibility features (keyboard navigation, high contrast)
**Features**:
- Hint power-up (reveals one correct connection)
- Time extension power-up (+15 seconds)
- Pattern preview power-up (briefly shows full solution)
- Connection magnet (easier targeting)
- Power-up earn/purchase mechanics
### Achievement System
**Status**: Concept
**Effort**: 8-10 hours
**Dependencies**: Save system
**Features**:
- Progress-based achievements (levels completed, scores achieved)
- Skill-based achievements (perfect completions, speed runs)
- Discovery achievements (hidden patterns, easter eggs)
- Achievement notifications and celebration effects
- Achievement gallery/showcase
### Visual Enhancement
**Status**: Concept
**Effort**: 10-12 hours
**Dependencies**: Performance optimization
**Features**:
- Enhanced particle systems for different events
- Node animation improvements (breathing, energy flow)
- Connection animation polish (energy traveling)
- Level transition effects
- Background animation subtleties
### Level Editor
**Status**: Research
**Effort**: 16-20 hours
**Dependencies**: Core refactoring
**Features**:
- Drag-and-drop node placement
- Connection pattern drawing
- Level validation and testing
- Community sharing capabilities (future)
- Import/export functionality
## 🌟 Phase 3: Platform Expansion (Weeks 7-12)
### Progressive Web App (PWA)
**Status**: Research
**Effort**: 12-15 hours
**Dependencies**: Service worker implementation
**Features**:
- Offline gameplay capability
- App-like installation experience
- Home screen shortcuts
- Background sync for scores/progress
- Push notifications for challenges
### Social Features
**Status**: Concept
**Effort**: 20-25 hours
**Dependencies**: Backend service
**Features**:
- Score sharing and leaderboards
- Challenge friends functionality
- Daily/weekly puzzle challenges
- Community-created level sharing
- Social achievement system
### Analytics Integration
### Phase 2: Advanced Features
**Timeline**: Month 2
**Status**: Planning
**Effort**: 6-8 hours
**Dependencies**: Privacy compliance
**Features**:
- Player behavior analytics (level completion rates, popular patterns)
- Performance monitoring (frame rates, crash reporting)
- A/B testing framework for UI/UX improvements
- Privacy-focused data collection
#### 🎯 Priority Features
- Power-ups and special abilities
- Hint system showing next connection
- Time extension power-up
- Connection reveal for stuck players
- Level editor for user-generated content
- Enhanced visual effects and animations
- Social features (score sharing, challenges)
### Mobile App Distribution
**Status**: Research
**Effort**: 15-20 hours
**Dependencies**: Capacitor/Cordova setup
#### 🎨 Polish Features
- Advanced particle systems
- Smooth camera transitions
- Background music and ambient audio
- Multiple visual themes
**Features**:
- iOS App Store distribution
- Android Play Store distribution
- Native device integrations (haptics, notifications)
- In-app purchase system (for power-ups/cosmetics)
### Phase 3: Platform Expansion
**Timeline**: Month 3+
**Status**: Concept
## 🔧 Technical Debt & Refactoring
#### 📱 Distribution
- Progressive Web App (PWA) implementation
- Mobile app store submission (iOS/Android)
- Desktop app packaging (Electron/Tauri)
- Steam/itch.io distribution consideration
### Code Organization
**Priority**: Medium
**Effort**: 8-10 hours
#### 🌐 Advanced Features
- Multiplayer functionality
- Cloud save synchronization
- Analytics and user behavior tracking
- A/B testing framework for game balance
**Tasks**:
- Split single-file architecture into modules
- Implement proper TypeScript for type safety
- Create build system for development vs production
- Add automated testing framework
## Feature Priority Matrix
### Performance Optimization
**Priority**: High
**Effort**: 6-8 hours
| Feature | User Impact | Development Effort | Priority Score |
|---------|-------------|-------------------|----------------|
| Audio System | High | Medium | 8/10 |
| Save System | High | Low | 9/10 |
| Tutorial | High | Medium | 8/10 |
| Achievements | Medium | Low | 7/10 |
| Level Editor | Medium | High | 6/10 |
| Multiplayer | Low | Very High | 3/10 |
**Tasks**:
- Implement WebGL rendering for complex scenes
- Advanced object pooling for all game entities
- Render pipeline optimization
- Memory leak prevention improvements
## Risk Assessment
### Accessibility Improvements
**Priority**: High
**Effort**: 10-12 hours
### Technical Risks
- **Audio Implementation**: Browser autoplay policies may require workarounds
- **Save System**: localStorage limitations may affect large save files
- **Mobile Performance**: Older devices may struggle with particle effects
**Tasks**:
- Screen reader support with ARIA labels
- Keyboard navigation for all interactions
- High contrast mode support
- Reduced motion options for accessibility
- Colorblind-friendly design alternatives
### Mitigation Strategies
- Audio: Implement user-initiated audio with fallback to silent mode
- Save: Implement data compression and cleanup routines
- Performance: Add quality settings for older devices
## 📊 Success Metrics by Phase
## Success Metrics by Phase
### Phase 1 Success Criteria
- Audio system increases player engagement by 20%
- Save system enables 60%+ players to return for second session
- Tutorial reduces player drop-off in first 3 levels by 50%
- Mobile polish maintains 30+fps on target devices
- 90% of users complete tutorial without confusion
- Average session time >7 minutes
- 70% completion rate for first 15 levels
- 60fps performance on 95% of test devices
### Phase 2 Success Criteria
- Power-ups increase average session time by 25%
- Achievement system improves player retention to 40%+
- Visual enhancements maintain performance targets
- Level editor enables community content creation
- User-generated levels created and shared
- 80% of users engage with power-up system
- Social sharing generates measurable traffic
- Player retention >50% after 1 week
### Phase 3 Success Criteria
- PWA installation rate >15% of players
- Social features drive viral coefficient >1.1
- Mobile app store ratings >4.0 stars
- Monthly active users >10,000
### Phase 3 Success Criteria
- Successful app store approval and distribution
- 1000+ active users within first month
- Positive review scores (>4.0/5.0)
- Sustainable development workflow established
## 🎯 Current Sprint Focus
## Dependencies and Constraints
### This Week (Week of June 13, 2025)
1. **Audio System Foundation** - Web Audio API integration and basic sound effects
2. **Mobile Touch Optimization** - Improve responsiveness and gesture handling
3. **Save System Planning** - Architecture design and localStorage strategy
### External Dependencies
- None currently (vanilla JavaScript approach)
- Future: App store approval processes
- Future: Cloud service providers for multiplayer
### Next Week
1. **Audio System Completion** - All sound effects implemented and tested
2. **Save System Implementation** - Progress persistence and high scores
3. **Tutorial System Design** - UX flow and overlay system architecture
### Development Constraints
- Single developer team (affects timeline)
- Performance targets must be maintained
- Mobile-first design approach
- Zero external dependencies preference
### Risk Assessment
- **Technical Risk**: Audio system compatibility across browsers (Medium)
- **Scope Risk**: Feature creep affecting core gameplay quality (Low - well managed)
- **Performance Risk**: New features impacting frame rate (Medium - requires monitoring)
- **User Risk**: Changes affecting existing player experience (Low - additive features)
## Continuous Improvement
## 📅 Release Planning
### Weekly Reviews
- Assess feature completion against timeline
- Gather user feedback from testing sessions
- Monitor performance metrics and optimize
- Update roadmap based on discoveries
### v1.1 (Phase 1 Complete)
- Target: End of June 2025
- Features: Audio, Save System, Tutorial, Mobile Polish
- Focus: Enhanced core experience
### Monthly Milestones
- Phase completion assessments
- User testing with external participants
- Technical debt review and cleanup
- Strategic direction validation
### v1.2 (Phase 2 Complete)
- Target: End of July 2025
- Features: Power-ups, Achievements, Visual Enhancement, Level Editor
- Focus: Extended gameplay and creativity
### v2.0 (Phase 3 Complete)
- Target: End of August 2025
- Features: PWA, Social Features, Mobile Apps
- Focus: Platform expansion and community
This roadmap is a living document and will be updated based on player feedback, technical discoveries, and changing priorities.
Last Updated: June 2025
Next Review: Weekly Friday sessions

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# Session Logs
This directory contains logs from development sessions. Use these to track progress and maintain context between sessions.
## File Naming Convention
```
YYYY-MM-DD-session-brief-description.md
```
Example: `2025-06-13-audio-system-implementation.md`
## Template for Session Logs
```markdown
# Session Log - [Date] - [Brief Description]
## Session Goals
- [Primary objective]
- [Secondary objectives]
## Accomplished
- [What was completed]
- [Decisions made]
- [Problems solved]
## Challenges
- [Issues encountered]
- [Workarounds used]
- [Items needing follow-up]
## Next Session
- [Top priority task]
- [Preparation needed]
## Notes
- [Technical insights]
- [Performance observations]
- [Ideas for future]
```
## Session Log Maintenance
- Create a new log file for each development session
- Keep entries concise but specific
- Focus on decisions and discoveries rather than detailed code
- Archive logs monthly to prevent clutter
- Use logs to identify patterns in development workflow