# Phase 4: Textual TUI Implementation Plan

**Date**: 2025-01-27  
**Status**: 🚀 **IN PROGRESS**  
**Focus**: Textual TUI apps, interactive navigation, visual graphs

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## 🎯 Phase 4 Goals

### Primary: Textual TUI Implementation

1. **Core TUI Infrastructure**
   - Add Textual dependency
   - Create base TUI app structure
   - Set up widget system

2. **Main Dashboard App**
   - Project state dashboard
   - Multi-view navigation
   - Real-time updates

3. **Interactive Navigation**
   - View switching widget
   - Item browser
   - Drill-down navigation

4. **Visual Graphs**
   - Relationship graph visualization
   - Item hierarchy tree
   - Link visualization

5. **CLI Integration**
   - `rtm tui` command to launch TUI
   - `rtm tui dashboard` - Main dashboard
   - `rtm tui graph` - Graph view
   - `rtm tui browser` - Item browser

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## 📋 Implementation Tasks

### Task 1: Add Textual Dependency
- [ ] Add textual to pyproject.toml
- [ ] Add textual[dev] for development

### Task 2: Create Base TUI Infrastructure
- [ ] Create `src/tracertm/tui/` directory
- [ ] Create base app class
- [ ] Create widget base classes

### Task 3: Main Dashboard App
- [ ] Create dashboard app
- [ ] Add project state display
- [ ] Add view switcher
- [ ] Add item list widget

### Task 4: Interactive Navigation
- [ ] Create navigation widget
- [ ] Create item browser
- [ ] Create drill-down widget

### Task 5: Visual Graphs
- [ ] Create graph widget
- [ ] Add relationship visualization
- [ ] Add hierarchy tree

### Task 6: CLI Integration
- [ ] Create `rtm tui` command group
- [ ] Add launch commands
- [ ] Add configuration

### Task 7: Tests
- [ ] Create TUI tests
- [ ] Test widgets
- [ ] Test navigation

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**Estimated Effort**: ~25 hours  
**Priority**: 🟡 **HIGH** - Part of original plan Phase 4
