# 🎨 Groggy Visualization Module - Implementation Checklist

## 📋 **Phase 1: Core Infrastructure Setup** ✅ COMPLETED
- [x] **1.1** Create `src/viz/` module directory structure
- [x] **1.2** Add visualization dependencies to `Cargo.toml` (tokio-tungstenite, serde_json, askama)
- [x] **1.3** Migrate `src/core/streaming/` to `src/viz/streaming/` (existing WebSocket server)
- [x] **1.4** Migrate `src/core/display/` to `src/viz/display/` (existing display system)
- [x] **1.5** Update imports and module references after migration

## 📋 **Phase 2: Extend Existing Infrastructure for Graph Data** ✅ COMPLETED
- [x] **2.1** Extend existing `DataSource` trait with graph methods (nodes, edges, layout) - Added to NodesTable, EdgesTable, GraphTable
- [x] **2.2** Add graph data structures to `viz/streaming/data_source.rs` - GraphNode, GraphEdge, GraphMetadata, LayoutAlgorithm
- [x] **2.3** Extend existing `StreamingMessage` enum with graph messages - Added GraphDataRequest/Response, LayoutRequest/Response
- [x] **2.4** Update existing WebSocket server to handle graph data requests - Full message handlers implemented
- [x] **2.5** Create unified `VizModule` that wraps existing streaming infrastructure - Complete with convenience constructors

## 📋 **Phase 3: Foundation Integration (Delegation Pattern)** ✅ COMPLETED
- [x] **3.1** Implement `interactive()` method in BaseTable foundation class
- [x] **3.2** Implement `interactive()` method in BaseArray foundation class  
- [x] **3.3** Add delegation: NodesTable → BaseTable.interactive()
- [x] **3.4** Add delegation: EdgesTable → BaseTable.interactive()
- [x] **3.5** Add delegation: GraphTable → BaseTable.interactive()

## 📋 **Phase 4: Layout Engine Development** ✅ COMPLETED
- [x] **4.1** Keep existing layout algorithms from `src/viz/layouts/`
- [x] **4.2** Integrate layout computation with existing streaming server
- [x] **4.3** Add layout messages to existing WebSocket protocol
- [x] **4.4** Implement real-time layout updates through existing streaming
- [x] **4.5** Add layout switching controls to existing frontend

## 📋 **Phase 5: Frontend Integration** ✅ COMPLETED
- [x] **5.1** Extend existing streaming HTML templates to include graph canvas
- [x] **5.2** Add graph rendering (Canvas/SVG) alongside existing table display
- [x] **5.3** Connect graph rendering to existing WebSocket data stream
- [x] **5.4** Implement view toggle: Table / Graph / Both views
- [x] **5.5** Test unified table-graph interface

## 📋 **Phase 6: Python API Integration** ✅ COMPLETED
- [x] **6.1** Create FFI wrapper `PyVizModule` in `python-groggy/src/ffi/viz/mod.rs`
- [x] **6.2** Implement `interactive()` method with configuration options
- [x] **6.3** Add Python API to all table/array types via delegation
- [x] **6.4** Create VizConfig Python class for customization  
- [x] **6.5** Test basic `table.interactive_viz()` call launches browser
- [x] **6.6** 🎯 **API CLARIFICATION**: Document dual API approach (g.viz.interactive() + table.interactive())
- [x] **6.7** ✅ **IMPLEMENTATION COMPLETE**: Working FFI bindings with delegation pattern tested

## 📋 **Phase 7: Interactive Features** ✅ COMPLETED  
- [x] **7.1** Implement node click handlers with details panel
- [x] **7.2** Add node hover effects with rich tooltips
- [x] **7.3** Create edge click and hover interactions
- [x] **7.4** Build multi-node selection with drag-to-select
- [x] **7.5** Add keyboard navigation and shortcuts
- [x] **7.6** ✅ **BACKEND COMPLETE**: Full WebSocket message protocol with comprehensive handlers

## 📋 **Phase 8: Filtering & Search** ✅ COMPLETED
- [x] **8.1** Create attribute-based filtering system
- [x] **8.2** Implement real-time search functionality
- [x] **8.3** Add filter controls panel in frontend
- [x] **8.4** Build bulk operations for selected nodes
- [x] **8.5** Create filter history and saved filters

## 📋 **Phase 9: Visual Design & Themes** ✅ COMPLETED
- [x] **9.1** Create CSS theme system with 5 built-in themes
- [x] **9.2** Implement responsive design for mobile/tablet
- [x] **9.3** Add smooth animations and transitions
- [x] **9.4** Create professional node/edge styling
- [x] **9.5** Add theme switching controls in frontend

## 📋 **Phase 10: Performance Optimization** ✅ COMPLETED
- [x] **10.1** Implement level-of-detail rendering for large graphs
- [x] **10.2** Add node clustering for 1000+ node graphs
- [x] **10.3** Optimize WebSocket message batching
- [x] **10.4** Implement client-side caching and preloading
- [x] **10.5** Add performance monitoring and FPS tracking

## 📋 **Phase 11: Layout Algorithms Enhancement** ✅ COMPLETED
- [x] **11.1** Add physics simulation parameters to force-directed
- [x] **11.2** Implement custom layout plugin system
- [x] **11.3** Add honeycomb and energy-based layouts (from viz_module_ideas)
- [x] **11.4** Create layout animation system for smooth transitions
- [x] **11.5** Add layout configuration panel in frontend

## 📋 **Phase 12: Static Export System** ✅ COMPLETED
- [x] **12.1** Implement SVG export from browser
- [x] **12.2** Add PNG export with high-DPI support
- [x] **12.3** Create PDF export for publications
- [x] **12.4** Build export configuration options
- [x] **12.5** Add batch export functionality

## 📋 **Phase 13: Advanced Interactions** ✅ COMPLETED
- [x] **13.1** Implement node dragging and repositioning
- [x] **13.2** Add right-click context menus
- [x] **13.3** Create advanced selection tools (lasso, polygon)
- [x] **13.4** Build node/edge editing capabilities
- [x] **13.5** Add undo/redo functionality

## 📋 **Phase 14: Testing & Quality**
- [ ] **14.1** Write unit tests for layout algorithms
- [ ] **14.2** Create integration tests for WebSocket communication
- [ ] **14.3** Build browser compatibility tests
- [ ] **14.4** Add performance regression tests
- [ ] **14.5** Test accessibility features and keyboard navigation

## 📋 **Phase 15: Documentation & Polish**
- [ ] **15.1** Write comprehensive API documentation
- [ ] **15.2** Create tutorial and examples
- [ ] **15.3** Build troubleshooting guide
- [ ] **15.4** Add inline help and tooltips in interface
- [ ] **15.5** Final testing and bug fixes for 0.5.0 release

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## 🎯 **Current Progress Tracking**

**Phase 1**: ✅ **COMPLETED** (5/5 tasks) - Migration and infrastructure setup done
**Phase 2**: ✅ **COMPLETED** (5/5 tasks) - Graph data integration with streaming done  
**Phase 3**: ✅ **COMPLETED** (5/5 tasks) - Foundation delegation pattern implementation
**Phase 4**: ✅ **COMPLETED** (5/5 tasks) - Layout engine integration with streaming server
**Phase 5**: ✅ **COMPLETED** (5/5 tasks) - Unified frontend with table/graph views
**Phase 6**: ✅ **COMPLETED** (7/7 tasks) - Python API Integration with FFI bindings working + dual API clarification
**Phase 7**: ✅ **COMPLETED** (6/6 tasks) - Interactive Features backend infrastructure complete  
**Phase 8**: ✅ **COMPLETED** (5/5 tasks) - Filtering & Search with comprehensive JavaScript modules  
**Phase 9**: ✅ **COMPLETED** (5/5 tasks) - Visual Design & Themes with 5-theme system  
**Phase 10**: ✅ **COMPLETED** (5/5 tasks) - Performance optimization with LOD, clustering, batching, caching, and monitoring
**Phase 11**: ✅ **COMPLETED** (5/5 tasks) - Layout algorithms enhancement with physics simulation, plugin system, and interactive controls
**Phase 12**: ✅ **COMPLETED** (5/5 tasks) - Static export system with SVG/PNG/PDF, configuration panel, and batch processing  
**Phase 13**: ✅ **COMPLETED** (5/5 tasks) - Advanced interactions with dragging, context menus, selection tools, editing, and undo/redo  
**Phase 14**: ⚪ Not Started  
**Phase 15**: ⚪ Not Started  

## 📊 **Overall Progress: 70/83 tasks completed (84%)**

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## 🎯 **Phase Priority for 0.5.0 MVP**

**Essential for 0.5.0 Release:**
- Phase 1-9 (Core functionality, basic interactions, themes)

**Nice to Have for 0.5.0:**
- Phase 10-12 (Performance, advanced layouts, exports)

**Future Releases:**
- Phase 13-15 (Advanced features, comprehensive testing, documentation)

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**🚀 Ready to start with Phase 1! Let's build this step by step.**