# Files Created/Modified in Visualization Phase

## ✨ NEW FILES (8)

### Hooks (2)
1. `src/hooks/useRdfParser.ts` (56 lines)
   - Purpose: Parse RDF data with React lifecycle
   - Features: N-Triples/Turtle parsing, loading states, error handling

2. `src/hooks/useGraphData.ts` (183 lines)
   - Purpose: Manage graph data and filtering
   - Features: Node/link filtering, search, statistics, selection

### Components (2)
3. `src/components/visualizations/ForceDirectedGraph.tsx` (309 lines)
   - Purpose: D3.js force-directed graph visualization
   - Features: Interactive graph, zoom/pan, drag, node clicking

4. `src/components/visualizations/GraphControls.tsx` (268 lines)
   - Purpose: Filter and control panel
   - Features: Type/predicate filters, search, statistics display

### Tests (2)
5. `tests/unit/use-rdf-parser.test.ts` (253 lines)
   - Tests: 8 comprehensive test cases
   - Coverage: Parsing, errors, loading states

6. `tests/unit/use-graph-data.test.ts` (222 lines)
   - Tests: 15 comprehensive test cases
   - Coverage: Filtering, search, statistics

### Documentation (2)
7. `frontend/INDEX.md` (281 lines)
   - Purpose: Complete documentation navigation guide
   - Features: Quick links, file index, reading paths

8. `frontend/VISUALIZATION_COMPLETE.md` (420 lines)
   - Purpose: Session summary document
   - Features: Statistics, features list, architecture overview

## 🔧 MODIFIED FILES (4)

### Application Core (2)
1. `src/App.tsx` (220 lines - completely rewritten)
   - Changed: Complete application rewrite
   - Added: File upload, graph integration, sidebar layout

2. `src/App.css` (280 lines - completely rewritten)
   - Changed: Complete UI redesign
   - Added: Modern responsive layout, gradient header, sidebar styles

### Library Enhancements (2)
3. `src/lib/rdf/graph-utils.ts` (493 lines)
   - Added: 4 new helper functions
   - Functions: extractNodeTypes, extractPredicates, getLinkCounts, getNodeCounts

4. `src/lib/storage/indexed-db.ts` (291 lines)
   - Fixed: window.indexedDB reference
   - Fixed: Event handler type annotation

### Configuration (1)
5. `vite.config.ts` (38 lines)
   - Fixed: Import from 'vitest/config' instead of 'vite'
   - Reason: Enable test configuration

## 📊 SUMMARY

```
New Files:        8 files (1,992 lines)
Modified Files:   5 files (~1,300 lines changed)
Total Impact:     13 files (~3,300 lines)

Source Code:      +1,119 lines
Test Code:        +475 lines
Documentation:    +701 lines
Configuration:    +5 lines
```

## 📁 FILE TREE

```
frontend/
├── src/
│   ├── App.tsx                              ✨ REWRITTEN
│   ├── App.css                              ✨ REWRITTEN
│   ├── hooks/
│   │   ├── useDatabase.ts                   ✅ Existing
│   │   ├── useRdfParser.ts                  ✨ NEW
│   │   └── useGraphData.ts                  ✨ NEW
│   ├── components/
│   │   └── visualizations/
│   │       ├── ForceDirectedGraph.tsx       ✨ NEW
│   │       └── GraphControls.tsx            ✨ NEW
│   ├── lib/
│   │   ├── storage/
│   │   │   └── indexed-db.ts                🔧 MODIFIED
│   │   └── rdf/
│   │       ├── parser.ts                    ✅ Existing
│   │       └── graph-utils.ts               🔧 ENHANCED
│   └── types/
│       └── rdf.ts                           ✅ Existing
├── tests/
│   ├── setup.ts                             ✅ Existing
│   └── unit/
│       ├── rdf-parser.test.ts               ✅ Existing
│       ├── graph-utils.test.ts              ✅ Existing
│       ├── use-rdf-parser.test.ts           ✨ NEW
│       └── use-graph-data.test.ts           ✨ NEW
├── vite.config.ts                           🔧 MODIFIED
├── INDEX.md                                 ✨ NEW
└── VISUALIZATION_COMPLETE.md                ✨ NEW
```

**Legend**:
- ✨ NEW - Created in this session
- 🔧 MODIFIED - Updated in this session
- ✅ Existing - Unchanged from previous phase

## 🎯 Next Session

When continuing, focus on these existing files:
- `src/App.tsx` - Already has full integration
- `src/hooks/useGraphData.ts` - State management hooks ready
- `src/components/visualizations/*` - Visualization components complete

No need to recreate these - they're production-ready!

---

**Created**: November 22, 2024  
**Session**: Visualization Phase Complete