# Sentimatrix V2 - Development Roadmap

## Version 0.2.0 Milestones

### Phase 1: Core Infrastructure (Weeks 1-2) - COMPLETED

| Task | Priority | Status |
|------|----------|--------|
| Project structure setup | P0 | **Complete** |
| Configuration system (Pydantic) | P0 | **Complete** |
| Logging infrastructure | P0 | **Complete** |
| Exception hierarchy | P0 | **Complete** |
| Base provider interfaces | P0 | **Complete** |
| Cache layer (memory) | P1 | **Complete** |
| Pipeline orchestration | P1 | **Complete** |

### Phase 2: Sentiment/Emotion Models (Weeks 2-3)

| Task | Priority | Status |
|------|----------|--------|
| Quick sentiment implementation | P0 | Pending |
| Structured sentiment | P0 | Pending |
| Batch processing | P0 | Pending |
| Emotion detection (GoEmotions) | P0 | Pending |
| Multi-lingual support | P1 | Pending |
| Aspect-based sentiment | P1 | Pending |
| Device optimization (GPU/CPU) | P1 | Pending |

### Phase 3: LLM Providers (Weeks 3-4) - COMPLETED

| Task | Priority | Status |
|------|----------|--------|
| OpenAI provider | P0 | **Complete** |
| Anthropic provider | P0 | **Complete** |
| Groq provider | P0 | **Complete** |
| Google Gemini provider | P0 | **Complete** |
| Ollama (local) provider | P0 | **Complete** |
| Mistral provider | P1 | **Complete** |
| Together AI provider | P1 | **Complete** |
| DeepSeek provider | P1 | **Complete** |
| Fireworks AI provider | P2 | **Complete** |
| Cerebras provider | P2 | **Complete** |
| Cohere provider | P2 | **Complete** |
| vLLM provider | P2 | **Complete** |
| LM Studio provider | P1 | **Complete** |
| llama.cpp provider | P2 | **Complete** |
| text-gen-webui provider | P2 | **Complete** |
| ExLlamaV2 provider | P2 | **Complete** |
| Azure OpenAI provider | P1 | **Complete** |
| Amazon Bedrock provider | P1 | **Complete** |
| OpenRouter provider | P1 | **Complete** |
| Provider fallback chain | P1 | **Complete** |
| Streaming support | P1 | **Complete** |

**Total: 19 providers implemented and tested (112 tests passing)**

### Phase 4: Scraping Infrastructure (Weeks 4-5) - COMPLETED

| Task | Priority | Status |
|------|----------|--------|
| Playwright scraper | P0 | **Complete** |
| HTTPX scraper | P0 | **Complete** |
| Rate limiting (Token bucket, Fixed/Sliding window) | P0 | **Complete** |
| Proxy support (ProxyManager) | P1 | **Complete** |
| User-agent rotation (UserAgentRotator) | P1 | **Complete** |
| Retry logic (RetryHandler) | P0 | **Complete** |
| Selenium scraper | P1 | Planned |
| ScraperAPI integration | P1 | Planned |
| Bright Data integration | P2 | Planned |
| Apify integration | P2 | Planned |

**Core infrastructure complete: 216 tests passing**

### Phase 5: Platform Scrapers (Weeks 5-7) - IN PROGRESS

| Platform | Priority | Status |
|----------|----------|--------|
| Amazon | P0 | **Complete** |
| Steam | P0 | **Complete** |
| YouTube | P0 | **Complete** |
| Reddit | P0 | **Complete** |
| IMDB | P1 | Pending |
| Yelp | P1 | Pending |
| Trustpilot | P1 | Pending |
| Google Reviews | P1 | Pending |
| Twitter/X | P1 | Pending |
| Metacritic | P2 | Pending |
| Rotten Tomatoes | P2 | Pending |
| LetterBoxD | P2 | Pending |
| App Store | P2 | Pending |
| Play Store | P2 | Pending |
| TikTok | P2 | Pending |
| Tripadvisor | P2 | Pending |

**P0 Platform Scrapers: 4/4 complete (100%)**

### Phase 6: Output & Visualization (Weeks 7-8)

| Task | Priority | Status |
|------|----------|--------|
| JSON export | P0 | Pending |
| CSV export | P0 | Pending |
| Excel export | P1 | Pending |
| Bar chart visualization | P1 | Pending |
| Pie chart visualization | P1 | Pending |
| Histogram | P2 | Pending |
| HTML report generation | P2 | Pending |

### Phase 7: Multi-Modal (Weeks 8-9)

| Task | Priority | Status |
|------|----------|--------|
| Audio transcription (Whisper) | P1 | Pending |
| Audio sentiment | P1 | Pending |
| Image captioning (LLaVA) | P1 | Pending |
| Image sentiment | P1 | Pending |
| Video frame extraction | P2 | Pending |
| Video analysis pipeline | P2 | Pending |

### Phase 8: Testing & Documentation (Weeks 9-10)

| Task | Priority | Status |
|------|----------|--------|
| Unit tests (90% coverage) | P0 | Pending |
| Integration tests | P0 | Pending |
| E2E tests | P1 | Pending |
| Performance tests | P1 | Pending |
| API documentation | P0 | Pending |
| Usage guides | P0 | Pending |
| Example notebooks | P1 | Pending |

### Phase 9: Advanced Features (Weeks 10-12)

| Task | Priority | Status |
|------|----------|--------|
| Redis cache backend | P1 | Pending |
| SQLite cache backend | P2 | Pending |
| CLI interface | P1 | Pending |
| FastAPI server mode | P2 | Pending |
| Webhook support | P2 | Pending |
| AI-powered scrapers (Firecrawl) | P2 | Pending |
| Batch job processing | P2 | Pending |

---

## Task Dependencies

```
Core Infrastructure
    ├── Config System
    ├── Logging
    └── Base Interfaces
            │
            ├── LLM Providers
            │       └── Provider Fallback
            │
            ├── Sentiment Models
            │       ├── Quick Sentiment
            │       ├── Emotion Detection
            │       └── Aspect-Based
            │
            └── Scraping Infrastructure
                    ├── Playwright Scraper
                    └── Platform Scrapers
                            │
                            └── Analysis Pipeline
                                    │
                                    ├── Summarization (LLM)
                                    ├── Visualization
                                    └── Export
```

---

## Priority Definitions

| Priority | Definition | SLA |
|----------|------------|-----|
| P0 | Critical - Core functionality | Must complete |
| P1 | Important - Key features | Should complete |
| P2 | Nice-to-have - Extended features | If time permits |

---

## Release Criteria

### Alpha (0.2.0-alpha)
- Core infrastructure complete
- Basic sentiment/emotion working
- 3+ LLM providers
- 5+ platform scrapers
- Basic tests

### Beta (0.2.0-beta)
- All P0 and P1 features
- 80% test coverage
- Documentation complete
- Performance benchmarks met

### Release (0.2.0)
- All P0, P1, most P2 features
- 90% test coverage
- Full documentation
- CI/CD pipeline
- PyPI published

---

## Risk Register

| Risk | Impact | Mitigation |
|------|--------|------------|
| API rate limits | Medium | Implement caching, fallbacks |
| Scraping blocks | High | Multiple providers, proxy support |
| Model size | Medium | Quantization, lazy loading |
| Breaking API changes | Low | Version pinning, adapters |

---

## Success Metrics

| Metric | Target |
|--------|--------|
| Test coverage | >= 90% |
| Documentation coverage | 100% |
| Sentiment accuracy | >= 90% (SST-2) |
| Scraper success rate | >= 95% |
| Average latency | < 100ms (sentiment) |
| PyPI downloads | Track |
