FASE 4-5-6: Infraestructura, CRM, Service Orders, Notificaciones, Ahorro, Logistica, API Publica
FASE 4: - Redis cache de stock con fallback graceful - Multi-moneda (MXN/USD) con contabilidad en MXN - Proveedores y ordenes de compra completo - Meilisearch 1.5M+ partes indexadas - Metabase KPIs con dashboard auto-generado FASE 5: - CRM mejorado: activities, tags, loyalty program, analytics - Imagenes de partes: upload, resize, thumbnails WebP - Ordenes de servicio Kanban: received->diagnosis->repair->ready->delivered - Garantias/RMA, alertas de reorden, multi-sucursal - Stubs BNPL (APLAZO) y ERP Sync (Aspel/Contpaqi) FASE 6: - Notificaciones automaticas: push/WhatsApp/email/in-app - Reportes de ahorro vs retail_price - Logistica + tracking: DHL, FedEx, Estafeta, 99min, Uber - API Publica: API keys, rate limiting, catalog search Migraciones: v1.9-v3.0 Tests: 93/93 pasando Backup: nexus_backup_20260427_045859.tar.gz
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docs/FASES_IMPLEMENTADAS.md
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# Nexus POS — Resumen de Fases Implementadas
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**Fecha:** 2026-04-27
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**Versión DB:** v3.0
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**Tests:** 93/93 pasando
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---
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## FASE 1-2: Fundamentos (pre-existente)
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- ✅ CFDI 4.0 con Facturapi
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- ✅ VIN Decoder (NHTSA)
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- ✅ Lookup por placas mexicanas
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- ✅ Carrito unificado multi-bodega
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- ✅ Cotizaciones digitales → WhatsApp
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- ✅ Auth JWT + roles
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## FASE 3: Multi-sucursal + Alertas + Garantías
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### Migración: v2.2
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| Feature | Archivos | Endpoints |
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|---------|----------|-----------|
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| **Multi-sucursal** | `inventory_engine.py`, `inventory_bp.py` | `GET /pos/api/inventory/stock-by-branch`, `POST /pos/api/inventory/transfers`, `POST /pos/api/inventory/sync-prices` |
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| **Alertas de Reorden** | `reorder_engine.py` | `POST /pos/api/inventory/generate-alerts`, `GET /pos/api/inventory/reorder-alerts`, `PUT /pos/api/inventory/reorder-alerts/:id/acknowledge`, `PUT /pos/api/inventory/reorder-alerts/:id/resolve`, `GET /pos/api/inventory/reorder-suggest-po` |
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| **Garantías / RMA** | `warranty_engine.py`, `warranty_bp.py` | `POST /pos/api/warranties`, `GET /pos/api/warranties`, `GET /pos/api/warranties/:id`, `GET /pos/api/customers/:id/warranties`, `POST /pos/api/warranty-claims`, `PUT /pos/api/warranty-claims/:id/resolve`, `PUT /pos/api/warranty-claims/:id/close` |
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## FASE 4: Infraestructura + Escalabilidad
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### Migraciones: v1.9, v2.0, v2.1, v2.3
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| Feature | Archivos | Infra |
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|---------|----------|-------|
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| **Redis Cache** | `redis_stock_cache.py`, `inventory_engine.py` | Redis 8.0.2, TTL 300s, fallback a PostgreSQL |
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| **Multi-moneda** | `currency.py`, `pos_engine.py`, `cfdi_builder.py` | MXN base, USD soporte, contabilidad siempre en MXN |
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| **Proveedores + POs** | `supplier_engine.py`, `supplier_bp.py` | 11 endpoints: CRUD proveedores + workflow PO completo |
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| **Meilisearch** | `meili_search.py`, `catalog_service.py`, `sync_meilisearch.py` | Docker, 1.5M+ partes indexadas, búsqueda 4ms |
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| **Metabase KPIs** | `setup_metabase.py`, `docker-compose.metabase.yml` | Docker v0.53, dashboard auto-generado |
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## FASE 5: CRM + Service Orders + Imágenes
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### Migraciones: v2.4, v2.5, v2.6
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| Feature | Archivos | Capacidades |
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|---------|----------|-------------|
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| **CRM Mejorado** | `crm_engine.py`, `crm_bp.py` | Activities timeline, tags de segmentación, loyalty program (bronze/silver/gold/platinum), analytics (LTV, churn risk, categorías favoritas) |
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| **Imágenes de Partes** | `image_service.py`, `image_bp.py` | Upload multipart/URL, resize 1200px, thumbnail 300x300, WebP, bulk import |
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| **Órdenes de Servicio** | `service_order_engine.py`, `service_order_bp.py` | Kanban: received→diagnosis→waiting_parts→repair→quality_check→ready→delivered, items (refacciones), labor (mano de obra), historial de status |
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| **WhatsApp** | `whatsapp_service.py`, `whatsapp_bp.py` | Webhook Baileys, AI chatbot, cotizaciones, voz, imágenes |
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| **Flotillas** | `fleet_bp.py` | CRUD vehículos, maintenance schedules, logs, alerts, stats |
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| **BNPL stub** | `bnpl_engine.py` | Arquitectura APLAZO/Kueski/Clip |
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| **ERP Sync stub** | `erp_sync_engine.py` | Arquitectura Aspel/Contpaqi/SAP/Odoo |
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## FASE 6: Notificaciones + Ahorro + Logística + API Pública
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### Migraciones: v2.7, v2.8, v2.9, v3.0
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| Feature | Archivos | Capacidades |
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|---------|----------|-------------|
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| **Notificaciones** | `notification_engine.py`, `notification_bp.py` | Templates por evento+canal, dispatch automático (push/WhatsApp/email/in-app), logs con estados, eventos: low_stock, order_ready, maintenance_due, new_sale, po_received, reorder_alert, warranty_expiring |
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| **Reportes de Ahorro** | `savings_engine.py`, `savings_bp.py` | Campo `retail_price` en inventory, cálculo automático en checkout, reporte por cliente (LTV ahorro, desglose mensual), reporte global (top clientes, promedio por orden) |
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| **Logística + Tracking** | `logistics_engine.py`, `logistics_bp.py` | 6 couriers pre-cargados (DHL, FedEx, Estafeta, 99min, Uber, Pickup), envíos vinculados a ventas/SO/PO, tracking URL auto-generada, historial de estatus |
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| **API Pública** | `public_api_engine.py`, `public_api_bp.py` | API keys seguras (SHA-256), scopes (read/write/admin), rate limiting por minuto/día con headers, logging de requests, endpoints: `/api/v1/health`, `/api/v1/catalog/search`, `/api/v1/catalog/parts/:id` |
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---
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## Infraestructura Desplegada
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| Servicio | Versión | Puerto | Estado |
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|----------|---------|--------|--------|
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| PostgreSQL | 17 | 5432 | ✅ Master + 2 tenants |
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| Redis | 8.0.2 | 6379 | ✅ Stock cache |
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| Meilisearch | v1.12 | 7700 | ✅ 1,546,976 documentos |
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| Metabase | v0.53 | 3000 | ✅ Dashboard ID 2 |
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---
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## Variables de Entorno Requeridas
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```bash
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# Base
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MASTER_DB_URL=postgresql://user:pass@host/nexus_autoparts
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TENANT_DB_URL_TEMPLATE=postgresql://user:pass@host/{db_name}
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POS_JWT_SECRET=<32+ bytes hex>
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# Redis
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REDIS_URL=redis://localhost:6379/0
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REDIS_ENABLED=true
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REDIS_STOCK_TTL=300
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# Meilisearch
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MEILI_URL=http://localhost:7700
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MEILI_API_KEY=nexus-master-key-change-me
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MEILI_ENABLED=true
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# Multi-moneda
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DEFAULT_CURRENCY=MXN
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EXCHANGE_RATE_USD_MXN=17.5
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# WhatsApp (opcional)
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WHATSAPP_BRIDGE_URL=http://localhost:21465
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WHATSAPP_BRIDGE_KEY=
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# AI (opcional)
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OPENROUTER_API_KEY=
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# Metabase (opcional)
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METABASE_DB_PASS=
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METABASE_URL=http://localhost:3000
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```
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---
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## Próximos Pasos (Roadmap restante)
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1. **Mercado Libre / Amazon sync** — Publicar inventario en marketplaces
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2. **IA por voz (Chalán de Nexus)** — Integrar whisper_local.py como asistente
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3. **PWA mejorada** — Offline mode, install prompt, background sync
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4. **Portal de proveedores** — Demand analytics, heatmaps, stock recommendations
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5. **Dashboard in-app** — Gráficos de rendimiento en tiempo real
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---
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## Backup
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Último backup: `/home/Autopartes/backups/nexus_backup_20260427_045859.tar.gz` (1.3 GB)
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