| # Phase 2 Implementation Checklist |
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| Track your progress implementing Phase 2 voice features. |
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| ## Setup & Dependencies |
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| - [ ] Review `PHASE_2_VOICE_IMPLEMENTATION_PLAN.md` |
| - [ ] Review `PHASE_2_README.md` |
| - [ ] Install system dependencies (portaudio, ffmpeg) |
| - [ ] Install Python dependencies: `pip install -r requirements-phase2.txt` |
| - [ ] Copy Phase 2 settings from `.env.phase2.example` to `.env` |
| - [ ] Set `PHASE_2_ENABLED=true` in `.env` |
| - [ ] Verify Whisper model downloads successfully |
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| ## Core Modules |
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| ### ASR Module (`app/voice/asr.py`) |
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| - [ ] Create `app/voice/asr.py` |
| - [ ] Implement `ASREngine` class |
| - [ ] Implement `transcribe()` method |
| - [ ] Add confidence calculation |
| - [ ] Add language detection |
| - [ ] Test with sample audio files |
| - [ ] Test with Hindi audio |
| - [ ] Test with English audio |
| - [ ] Test with Gujarati audio |
| - [ ] Verify latency <2s |
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| ### TTS Module (`app/voice/tts.py`) |
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| - [ ] Create `app/voice/tts.py` |
| - [ ] Implement `TTSEngine` class |
| - [ ] Implement `synthesize()` method |
| - [ ] Add language mapping (en, hi, gu, etc.) |
| - [ ] Test with English text |
| - [ ] Test with Hindi text |
| - [ ] Test with Gujarati text |
| - [ ] Verify audio quality |
| - [ ] Verify latency <1s |
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| ### Voice Fraud Detector (Optional) (`app/voice/fraud_detector.py`) |
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| - [ ] Create `app/voice/fraud_detector.py` |
| - [ ] Implement `VoiceFraudDetector` class |
| - [ ] Implement `detect_synthetic_voice()` method |
| - [ ] Add resemblyzer integration (if enabled) |
| - [ ] Test with synthetic audio |
| - [ ] Test with real audio |
| - [ ] Verify detection accuracy |
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| ## API Layer |
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| ### Voice Endpoints (`app/api/voice_endpoints.py`) |
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| - [ ] Create `app/api/voice_endpoints.py` |
| - [ ] Implement `POST /api/v1/voice/engage` |
| - [ ] Add file upload handling |
| - [ ] Add ASR integration |
| - [ ] Add Phase 1 pipeline integration |
| - [ ] Add TTS integration |
| - [ ] Add voice fraud integration (optional) |
| - [ ] Implement `GET /api/v1/voice/audio/{filename}` |
| - [ ] Implement `GET /api/v1/voice/health` |
| - [ ] Add error handling |
| - [ ] Add logging |
| - [ ] Test with curl |
| - [ ] Test with Postman |
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| ### Voice Schemas (`app/api/voice_schemas.py`) |
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| - [ ] Create `app/api/voice_schemas.py` |
| - [ ] Define `VoiceEngageRequest` |
| - [ ] Define `VoiceEngageResponse` |
| - [ ] Define `TranscriptionMetadata` |
| - [ ] Define `VoiceFraudMetadata` |
| - [ ] Add validation rules |
| - [ ] Test schema validation |
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| ## UI Layer |
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| ### Voice HTML (`ui/voice.html`) |
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| - [ ] Create `ui/voice.html` |
| - [ ] Add header and title |
| - [ ] Add recording controls section |
| - [ ] Add recording status indicator |
| - [ ] Add start/stop buttons |
| - [ ] Add upload button |
| - [ ] Add session ID display |
| - [ ] Add conversation section |
| - [ ] Add message display area |
| - [ ] Add metadata section |
| - [ ] Add transcription display |
| - [ ] Add detection display |
| - [ ] Add voice fraud display (optional) |
| - [ ] Add intelligence section |
| - [ ] Test in Chrome |
| - [ ] Test in Firefox |
| - [ ] Test in Safari |
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| ### Voice JavaScript (`ui/voice.js`) |
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| - [ ] Create `ui/voice.js` |
| - [ ] Implement `startRecording()` |
| - [ ] Implement `stopRecording()` |
| - [ ] Implement `uploadAudio()` |
| - [ ] Implement `sendAudioToAPI()` |
| - [ ] Implement `handleAPIResponse()` |
| - [ ] Implement `addMessage()` |
| - [ ] Implement `updateMetadata()` |
| - [ ] Implement `updateIntelligence()` |
| - [ ] Add error handling |
| - [ ] Test microphone access |
| - [ ] Test file upload |
| - [ ] Test API integration |
| - [ ] Test audio playback |
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| ### Voice CSS (`ui/voice.css`) |
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| - [ ] Create `ui/voice.css` |
| - [ ] Style header |
| - [ ] Style recording controls |
| - [ ] Style recording status |
| - [ ] Style buttons |
| - [ ] Style conversation area |
| - [ ] Style messages (user/ai/system) |
| - [ ] Style metadata cards |
| - [ ] Style intelligence display |
| - [ ] Add responsive design |
| - [ ] Test on desktop |
| - [ ] Test on tablet |
| - [ ] Test on mobile |
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| ## Integration |
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| ### Main App Integration |
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| - [ ] Update `app/main.py` to include voice router |
| - [ ] Add conditional import (only if `PHASE_2_ENABLED=true`) |
| - [ ] Add error handling for missing dependencies |
| - [ ] Test server startup with Phase 2 enabled |
| - [ ] Test server startup with Phase 2 disabled |
| - [ ] Verify Phase 1 endpoints still work |
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| ### Config Integration |
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| - [ ] Update `app/config.py` with Phase 2 settings |
| - [ ] Add `PHASE_2_ENABLED` field |
| - [ ] Add `WHISPER_MODEL` field |
| - [ ] Add `TTS_ENGINE` field |
| - [ ] Add `VOICE_FRAUD_DETECTION` field |
| - [ ] Add `AUDIO_SAMPLE_RATE` field |
| - [ ] Add `AUDIO_CHUNK_DURATION` field |
| - [ ] Test config loading |
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| ### Environment Variables |
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| - [ ] Update `.env.example` with Phase 2 variables |
| - [ ] Create `.env.phase2.example` |
| - [ ] Document all Phase 2 settings |
| - [ ] Test with different configurations |
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| ## Testing |
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| ### Unit Tests |
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| - [ ] Create `tests/unit/test_voice_asr.py` |
| - [ ] Test ASR transcription |
| - [ ] Test language detection |
| - [ ] Test confidence calculation |
| - [ ] Create `tests/unit/test_voice_tts.py` |
| - [ ] Test TTS synthesis |
| - [ ] Test language mapping |
| - [ ] Create `tests/unit/test_voice_fraud.py` (optional) |
| - [ ] Test fraud detection |
| - [ ] Run all unit tests: `pytest tests/unit/test_voice_*.py` |
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| ### Integration Tests |
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| - [ ] Create `tests/integration/test_voice_api.py` |
| - [ ] Test voice engage endpoint |
| - [ ] Test audio file upload |
| - [ ] Test transcription flow |
| - [ ] Test Phase 1 integration |
| - [ ] Test TTS flow |
| - [ ] Test audio download |
| - [ ] Test health endpoint |
| - [ ] Run integration tests: `pytest tests/integration/test_voice_api.py` |
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| ### End-to-End Tests |
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| - [ ] Test full voice loop (record → transcribe → process → TTS → play) |
| - [ ] Test with English scam message |
| - [ ] Test with Hindi scam message |
| - [ ] Test with Gujarati scam message |
| - [ ] Test multi-turn conversation |
| - [ ] Test intelligence extraction from voice |
| - [ ] Test session persistence |
| - [ ] Verify latency <5s for full loop |
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| ### Regression Tests |
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| - [ ] Run all Phase 1 tests: `pytest tests/` |
| - [ ] Verify Phase 1 text endpoints work |
| - [ ] Verify Phase 1 UI works |
| - [ ] Verify no breaking changes |
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| ## Performance |
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| - [ ] Measure ASR latency |
| - [ ] Measure TTS latency |
| - [ ] Measure total loop latency |
| - [ ] Test with concurrent requests |
| - [ ] Test with large audio files |
| - [ ] Optimize if needed |
| - [ ] Document performance metrics |
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| ## Documentation |
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| - [ ] Review `PHASE_2_VOICE_IMPLEMENTATION_PLAN.md` |
| - [ ] Review `PHASE_2_README.md` |
| - [ ] Add inline code comments |
| - [ ] Add docstrings to all functions |
| - [ ] Update main `README.md` with Phase 2 info |
| - [ ] Create API documentation for voice endpoints |
| - [ ] Add troubleshooting guide |
| - [ ] Add examples |
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| ## Deployment |
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| ### Docker |
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| - [ ] Update `Dockerfile` with Phase 2 dependencies |
| - [ ] Add conditional installation |
| - [ ] Test Docker build |
| - [ ] Test Docker run with Phase 2 enabled |
| - [ ] Test Docker run with Phase 2 disabled |
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| ### Environment Setup |
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| - [ ] Document system dependencies |
| - [ ] Document Python dependencies |
| - [ ] Create setup script (optional) |
| - [ ] Test on clean environment |
| - [ ] Test on Windows |
| - [ ] Test on Linux |
| - [ ] Test on Mac |
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| ### Production Readiness |
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| - [ ] Add monitoring for voice endpoints |
| - [ ] Add logging for voice operations |
| - [ ] Add error tracking |
| - [ ] Add rate limiting |
| - [ ] Add audio file cleanup |
| - [ ] Add security headers |
| - [ ] Test with production settings |
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| ## Quality Assurance |
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| ### Code Quality |
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| - [ ] Run linter: `flake8 app/voice/` |
| - [ ] Run type checker: `mypy app/voice/` |
| - [ ] Run formatter: `black app/voice/` |
| - [ ] Fix all linting errors |
| - [ ] Fix all type errors |
| - [ ] Review code for best practices |
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| ### Security |
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| - [ ] Validate audio file uploads |
| - [ ] Add file size limits |
| - [ ] Add file type validation |
| - [ ] Sanitize file names |
| - [ ] Add rate limiting |
| - [ ] Test with malicious files |
| - [ ] Review security best practices |
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| ### Accessibility |
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| - [ ] Test keyboard navigation |
| - [ ] Test screen reader compatibility |
| - [ ] Add ARIA labels |
| - [ ] Test with assistive technologies |
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| ## Final Checks |
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| - [ ] All tests passing |
| - [ ] No linting errors |
| - [ ] Documentation complete |
| - [ ] Performance acceptable |
| - [ ] Security reviewed |
| - [ ] Phase 1 unaffected |
| - [ ] Ready for deployment |
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| ## Post-Implementation |
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| - [ ] Demo video recorded |
| - [ ] User guide created |
| - [ ] Training materials prepared |
| - [ ] Feedback collected |
| - [ ] Issues documented |
| - [ ] Future improvements planned |
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| --- |
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| ## Progress Summary |
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| **Total Tasks:** 200+ |
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| **Completed:** _____ / 200+ |
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| **In Progress:** _____ |
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| **Blocked:** _____ |
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| **Estimated Time Remaining:** _____ hours |
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| --- |
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| ## Notes |
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| Use this space to track issues, blockers, or important decisions: |
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| ``` |
| [Date] [Note] |
| - |
| - |
| - |
| ``` |
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| --- |
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| **Last Updated:** [Date] |
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| **Status:** 🚧 Not Started | 🟡 In Progress | ✅ Complete |
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