# EJECUCIÓN - TASK-2026-01-25-OQI-003-TRADING-ADVANCED

**Estado:** Completada
**Fecha:** 2026-01-25

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## Resumen de Ejecución

Se crearon 4 componentes frontend avanzados para el módulo OQI-003 Trading Charts:

### Componentes Creados

| Componente | Propósito | Líneas |
|------------|-----------|--------|
| `OrderBookDepthVisualization.tsx` | Canvas-based depth chart con áreas de bid/ask, tooltip interactivo | ~420 |
| `MarketDepthPanel.tsx` | Panel completo de market depth con tabla, filtros, agrupación por precio | ~380 |
| `SymbolComparisonChart.tsx` | Chart de comparación multi-símbolo con normalización (%, indexed) | ~450 |
| `TradingScreener.tsx` | Screener avanzado con filtros dinámicos, presets y favorites | ~500 |

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## Commits Realizados

```
[OQI-003] feat: Add advanced market depth and screener components
- c145878 (frontend)
- 997c138 (trading-platform)
```

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## Patrones Utilizados

### Colores (Tailwind Dark Theme)
- Background: `bg-gray-800/50`, `bg-gray-900/50`
- Borders: `border-gray-700`
- Text: `text-white`, `text-gray-300`, `text-gray-400`, `text-gray-500`
- Bid (Buy): `text-green-400`, `bg-green-500/10`
- Ask (Sell): `text-red-400`, `bg-red-500/10`
- Accent: `text-blue-400`, `text-cyan-400`, `text-amber-400`

### Icons
- Heroicons (solid + outline): `@heroicons/react/24/solid`, `@heroicons/react/24/outline`

### Canvas Rendering
- `OrderBookDepthVisualization`: Canvas 2D con áreas rellenas para depth
- `SymbolComparisonChart`: Canvas 2D con líneas múltiples y crosshair

### State Management
- Local state con `useState` para configuración UI
- `useMemo` para cálculos de datos
- `useCallback` para event handlers
- Props-based data flow (no stores directos)

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## Archivos Modificados

1. `modules/trading/components/index.ts` - Added 4 component exports + types

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## Inventarios Actualizados

1. `FRONTEND_INVENTORY.yml`:
   - total_components: 86 → 90
   - status: "En desarrollo (OQI-003 al 45%)"
   - Added 4 new component entries in trading section

2. `MASTER_INVENTORY.yml`:
   - total_componentes_frontend: 123 → 127
   - OQI-003 progreso: 40% → 45%
   - OQI-003 componentes: 37 → 41
   - gaps_criticos: 8 → 7

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## Funcionalidades por Componente

### OrderBookDepthVisualization
- Canvas rendering de profundidad de mercado
- Áreas de bid/ask con colores configurables
- Tooltip interactivo al hover
- Grid opcional
- Mid price line
- Settings panel para configurar visualización
- Price range ajustable (1%-20% desde mid)

### MarketDepthPanel
- Vista tabla con bids y asks side by side
- Price grouping (none, 0.01, 0.1, 1, 10, 100)
- Minimum quantity filter
- Large order highlighting (>2x avg)
- Imbalance indicator
- View modes: table, chart, split
- Export functionality (CSV/JSON)

### SymbolComparisonChart
- Multi-symbol overlay (hasta 8 símbolos)
- Normalization modes: percentage, indexed (100), absolute
- Timeframe selector: 1D, 1W, 1M, 3M, 6M, 1Y, YTD, ALL
- Symbol pills con visibility toggle
- Crosshair con tooltip multi-value
- Add/remove symbols
- Export functionality

### TradingScreener
- Search by symbol, name, sector, industry
- Dynamic filters with operators (>, <, =, between, contains)
- Filter presets: High Volume, Oversold, Overbought, Golden Cross, Near 52W High
- Saved screeners functionality
- Sortable columns
- Favorite toggle
- Add to watchlist
- RSI coloring (oversold green, overbought red)
- Large order detection
