FASE 7: Quick Wins de Performance — Optimización Fase 1

Cambios implementados:

1. Nginx:
   - gzip on (compresión JS/CSS/JSON)
   - Cache headers para assets estáticos (6M)
   - Proxy buffer tuning (10s connect, 30s read)

2. Frontend catalog.js:
   - Reemplazados 8x innerHTML += en loops por map+join
   - Event delegation en breadcrumb y cart (elimina memory leak)
   - AbortController en apiFetch (evita race conditions)
   - sessionStorage cache para years-all y brands por modo

3. Frontend templates HTML:
   - defer en todos los scripts POS (mejora First Paint)

4. Dashboard JS:
   - innerHTML += fix en dashboard.js y cuentas.js

5. Base de datos:
   - Índice parcial idx_wi_part_stock_positive en warehouse_inventory

6. Documentación:
   - docs/performance_audit_2026.md con análisis completo y roadmap

Tests: 73/73 pasando (compat + fase3 + fase5 + fase6)
This commit is contained in:
2026-04-27 07:19:37 +00:00
parent efbd763e43
commit 175dda6212
19 changed files with 813 additions and 146 deletions

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@@ -161,12 +161,12 @@
// Populate invoice dropdown for payment form
var invSelect = document.getElementById('pay-invoice');
invSelect.innerHTML = '<option value="">Abono general</option>';
res.invoices.filter(function (i) { return i.status !== 'paid' && i.status !== 'cancelled'; })
.forEach(function (i) {
invSelect.innerHTML += '<option value="' + i.id_invoice + '">' +
var options = res.invoices.filter(function (i) { return i.status !== 'paid' && i.status !== 'cancelled'; })
.map(function (i) {
return '<option value="' + i.id_invoice + '">' +
i.folio + ' — ' + fmt(i.total - i.amount_paid) + ' pendiente</option>';
});
}).join('');
invSelect.innerHTML = '<option value="">Abono general</option>' + options;
});
}

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@@ -509,19 +509,15 @@ class VehicleDashboard {
if (yearsRes.ok) {
const years = await yearsRes.json();
const yearFilter = document.getElementById('yearFilter');
yearFilter.innerHTML = '<option value="">Todos los años</option>';
years.forEach(year => {
yearFilter.innerHTML += `<option value="${year}">${year}</option>`;
});
yearFilter.innerHTML = '<option value="">Todos los años</option>' +
years.map(year => `<option value="${year}">${year}</option>`).join('');
}
if (enginesRes.ok) {
const engines = await enginesRes.json();
const engineFilter = document.getElementById('engineFilter');
engineFilter.innerHTML = '<option value="">Todos los motores</option>';
engines.forEach(engine => {
engineFilter.innerHTML += `<option value="${engine}">${engine}</option>`;
});
engineFilter.innerHTML = '<option value="">Todos los motores</option>' +
engines.map(engine => `<option value="${engine}">${engine}</option>`).join('');
}
} catch (error) {

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@@ -0,0 +1,571 @@
# Nexus Autoparts — Auditoría de Performance y Optimización
**Fecha:** 2026-04-26
**Versión del sistema:** FASE 6 completa + Opción C
**Auditor realizado por:** Análisis automatizado de codebase + métricas del sistema
---
## 1. Resumen Ejecutivo
El sistema presenta **cuellos de botella severos** concentrados en tres áreas:
| Área | Severidad | Impacto estimado |
|------|-----------|------------------|
| **Base de datos** | 🔴 Crítica | Respuestas de catálogo de 500ms5s; riesgo de caída bajo carga concurrente |
| **Frontend (POS)** | 🟠 Alta | First paint lento, memory leaks, transferencia innecesaria de ~400 KB/página |
| **Infraestructura** | 🟠 Alta | Sin compresión, sin pooling de conexiones, Redis subutilizado |
| **Arquitectura Python** | 🟡 Media | Sync-only, cache por proceso, respuestas API no optimizadas |
### Métricas clave del sistema actual
| Métrica | Valor | Umbral saludable |
|---------|-------|------------------|
| Tamaño tabla `vehicle_parts` | **254 GB** (~2.05B filas) | < 50 GB o particionada |
| Índices `vehicle_parts` | **149 GB** (más que la tabla) | < 50% del tamaño de tabla |
| Tamaño total DB maestra | **257 GB** | — |
| Redis utilizado | **840 KB** | > 50 MB (cache activa) |
| JS transferido por página POS | **~526 KB** (sin comprimir) | < 150 KB con gzip |
| CSS inline duplicado por página | **~247 KB** | < 20 KB (compartido) |
| Connection pooling | **Ninguno** | Sí (min 2, max 1020) |
| Compresión HTTP (gzip/brotli) | **Deshabilitada** | Sí |
---
## 2. Base de Datos — Análisis Detallado
### 2.1 El elefante en la habitación: `vehicle_parts` (254 GB)
Esta tabla contiene la relación entre vehículos (model_year_engine) y piezas (parts). Es el corazón del catálogo y su tamaño es **extremo**.
```
Tabla: 105 GB
Índices: 149 GB
Total: 254 GB
Filas: ~2,053,774,208 (estimado)
```
**Índices actuales:**
```sql
vehicle_parts_pkey btree (id_vehicle_part)
idx_vehicle_parts_part btree (part_id)
idx_vehicle_parts_mye btree (model_year_engine_id)
uq_vehicle_part_mye_part partial unique (model_year_engine_id, part_id)
```
**Problemas:**
- Sin particionamiento por `part_id` o `model_year_engine_id`
- Índices ocupan más espacio que la tabla (indicativo de índices anchos o muchos índices secundarios)
- El índice `idx_vehicle_parts_part` probablemente se usa para queries que filtran por `part_id = ANY(...)`, pero sin un índice compuesto `(part_id, model_year_engine_id)` forza lookups adicionales
- `COUNT(*)` en esta tabla, aunque indexado, requiere verificar visibilidad de tuplas y puede ser lento a esta escala
**Recomendación inmediata:** Particionar `vehicle_parts` por rango de `part_id` (ej. cada 10M IDs) o por hash. Esto reduce el tamaño de índice por partición y permite paralelismo en consultas. Requiere planificación cuidadosa por el impacto en inserts.
---
### 2.2 Connection Pooling — Inexistente (🔴 Crítico)
**Archivo:** `pos/tenant_db.py`
```python
def get_master_conn():
return psycopg2.connect(MASTER_DB_URL) # Conexión TCP nueva CADA request
def get_tenant_conn(tenant_id):
...
return psycopg2.connect(TENANT_DB_URL_TEMPLATE.format(db_name=db_name))
```
**Impacto:**
- Cada request HTTP abre mínimo 1 conexión TCP (a veces 2: master + tenant)
- Overhead de handshake TCP + SSL + auth de PostgreSQL (~520ms por conexión)
- Bajo carga concurrente (> 10 usuarios), PostgreSQL puede agotar `max_connections` (default 100)
- Gunicorn corre con `workers = cpu_count * 2 + 1` (~15 workers). Cada worker puede tener múltiples requests concurrentes = explosión de conexiones
**Fix:** Implementar `psycopg2.pool.ThreadedConnectionPool`:
```python
from psycopg2 import pool
_master_pool = None
_tenant_pools = {}
def get_master_conn():
global _master_pool
if _master_pool is None:
_master_pool = pool.ThreadedConnectionPool(
minconn=2, maxconn=10, dsn=MASTER_DB_URL
)
return _master_pool.getconn()
def release_master_conn(conn):
if _master_pool:
_master_pool.putconn(conn)
```
**Impacto esperado:** 3050% reducción en latencia de API, eliminación de errores de "too many connections".
---
### 2.3 Full Table Scans en `warehouse_inventory` (🔴 Crítico)
**Archivo:** `pos/services/catalog_service.py:964-969`
```sql
stock_per_oem AS (
SELECT part_id, COUNT(*) AS bodega_count, MIN(price) AS min_price,
SUM(stock_quantity) AS total_stock
FROM warehouse_inventory
WHERE stock_quantity > 0
GROUP BY part_id
)
```
Esta CTE corre en **cada página del catálogo Local**. Aunque `warehouse_inventory` no sea gigante hoy, escanea toda la tabla sin índice adecuado.
**Fix inmediato:**
```sql
-- Índice parcial para stock positivo
CREATE INDEX idx_wi_part_stock_positive
ON warehouse_inventory(part_id)
WHERE stock_quantity > 0;
```
Además, reemplazar la CTE por una subquery que filtre por `part_id = ANY(...)`:
```sql
SELECT part_id, COUNT(*) AS bodega_count, MIN(price) AS min_price,
SUM(stock_quantity) AS total_stock
FROM warehouse_inventory
WHERE part_id = ANY(%s) AND stock_quantity > 0
GROUP BY part_id
```
---
### 2.4 Agregaciones sin límites en `inventory_operations` (🟠 Alta)
**Múltiples archivos:** `inventory_engine.py`, `inventory_vehicle_compat.py`, `peer_service.py`
Patrón recurrente:
```sql
SELECT inventory_id, SUM(quantity) as stock
FROM inventory_operations
GROUP BY inventory_id
```
`inventory_operations` es **append-only**. Cada venta, compra, ajuste, transferencia agrega filas. Esta agregación escanea **todas** las operaciones históricas.
**Fix recomendado:**
1. **Corto plazo:** Agregar índice compuesto y filtrar por fecha reciente si el negocio no requiere stock histórico:
```sql
CREATE INDEX idx_inv_ops_inventory_branch_created
ON inventory_operations(inventory_id, branch_id, created_at DESC);
```
2. **Mediano plazo:** Mantener una tabla de `inventory_stock_summary` actualizada por triggers:
```sql
CREATE TABLE inventory_stock_summary (
inventory_id INT PRIMARY KEY,
branch_id INT,
stock INT NOT NULL DEFAULT 0,
last_updated TIMESTAMPTZ DEFAULT NOW()
);
```
Trigger en `inventory_operations` que actualiza el sumario en tiempo real. Las lecturas pasan de `O(n operaciones)` a `O(1)`.
---
### 2.5 `smart_search()` — DISTINCT ON sobre 2B filas (🔴 Crítico)
**Archivo:** `pos/services/catalog_service.py:1339-1349`
```sql
SELECT DISTINCT ON (vp.part_id)
vp.part_id, b.name_brand, m.name_model, y.year_car
FROM vehicle_parts vp
JOIN model_year_engine mye ON mye.id_mye = vp.model_year_engine_id
JOIN models m ON m.id_model = mye.model_id
JOIN brands b ON b.id_brand = m.brand_id
JOIN years y ON y.id_year = mye.year_id
WHERE vp.part_id = ANY(%s)
ORDER BY vp.part_id, y.year_car DESC
```
Para búsquedas que retornan 2050 parts, esta query hace JOIN con una tabla de 2B filas para obtener "el vehículo más reciente" de cada pieza.
**Fix:** Precalcular esta relación en una tabla materializada o cachear en Redis:
```sql
CREATE MATERIALIZED VIEW part_vehicle_preview AS
SELECT DISTINCT ON (vp.part_id)
vp.part_id, b.name_brand, m.name_model, y.year_car
FROM vehicle_parts vp
JOIN model_year_engine mye ON mye.id_mye = vp.model_year_engine_id
JOIN models m ON m.id_model = mye.model_id
JOIN brands b ON b.id_brand = m.brand_id
JOIN years y ON y.id_year = mye.year_id
ORDER BY vp.part_id, y.year_car DESC;
CREATE UNIQUE INDEX idx_pvp_part ON part_vehicle_preview(part_id);
REFRESH MATERIALIZED VIEW CONCURRENTLY part_vehicle_preview;
```
---
### 2.6 N+1 Queries en ventas (🟠 Alta)
**Archivo:** `pos/services/pos_engine.py:331-333`
```python
for item in totals['items']:
cur.execute("SELECT retail_price FROM inventory WHERE id = %s", (item['inventory_id'],))
rp_row = cur.fetchone()
```
Una venta de 20 ítems = 20 queries adicionales.
**Fix:** Cargar todos los precios en una sola query antes del loop:
```python
inv_ids = [item['inventory_id'] for item in totals['items']]
cur.execute("SELECT id, retail_price FROM inventory WHERE id = ANY(%s)", (inv_ids,))
price_map = {row[0]: row[1] for row in cur.fetchall()}
```
---
### 2.7 Índices faltantes críticos
| Tabla | Índice faltante | Queries afectadas |
|-------|-----------------|-------------------|
| `warehouse_inventory` | `(part_id) WHERE stock_quantity > 0` | `get_parts_local`, `get_part_detail` |
| `warehouse_inventory` | `(part_id, stock_quantity)` | Todas las bodega queries |
| `inventory_operations` | `(inventory_id, branch_id, created_at DESC)` | Stock + historial |
| `inventory` | `(branch_id, is_active, part_number)` | Stock local lookups |
| `parts` | `(name_part text_pattern_ops)` | `get_part_types`, `_shop_supplies` |
---
## 3. Frontend — Análisis Detallado
### 3.1 JavaScript — Problemas críticos
#### `innerHTML +=` en loops (🔴 Crítico)
**Archivo:** `catalog.js` líneas ~1578, 1584, 1608, etc.
```javascript
years.forEach(function (y) {
vsYear.innerHTML += '<option value="' + y.id_year + '">' + y.year_car + '</option>';
});
```
Cada iteración fuerza al browser a **reparsear y re-renderizar todo el subtree**. Complejidad O(N²).
**Fix:**
```javascript
vsYear.innerHTML = '<option value="">Año...</option>' +
years.map(y => `<option value="${y.id_year}">${y.year_car}</option>`).join('');
```
#### Memory leaks por event listeners (🔴 Crítico)
**Archivo:** `catalog.js` líneas 261275 (breadcrumb), 14671475 (cart)
Cada vez que se re-renderiza el breadcrumb o el carrito, se reemplaza `innerHTML` y se adjuntan nuevos listeners. Los listeners antiguos quedan huérfanos en memoria.
**Fix:** Event delegation — adjuntar UNA vez en el contenedor padre:
```javascript
breadcrumb.addEventListener('click', function (e) {
var el = e.target.closest('[data-bc-action]');
if (!el) return;
// dispatch
});
```
#### Race conditions por falta de AbortController (🟠 Alta)
Navegación rápida por catálogo + red lenta = respuestas desordenadas sobrescriben la UI.
**Fix:**
```javascript
var currentAbort = null;
function apiFetch(url) {
if (currentAbort) currentAbort.abort();
currentAbort = new AbortController();
return fetch(url, { signal: currentAbort.signal }).then(r => r.json());
}
```
### 3.2 CSS Inline masivo (🔴 Crítico)
Cada template HTML duplica CSS:
| Página | Tamaño HTML | CSS inline estimado |
|--------|-------------|---------------------|
| `catalog.html` | 49 KB | ~570 líneas |
| `inventory.html` | 73 KB | ~2,000 líneas |
| `pos.html` | 73 KB | ~1,000 líneas |
**Impacto:**
- Cambiar un color requiere editar 10+ archivos
- CSS no se cachea entre páginas (va dentro del HTML)
- First paint retrasado parseando CSS redundante
**Fix:** Extraer todo CSS a `pos/static/css/common.css` y archivos temáticos. Reducción estimada: **6080% del payload HTML**.
### 3.3 Assets sin optimizar (🟠 Alta)
- **Sin minificación:** 526 KB de JS sin comprimir
- **Sin gzip/brotli en nginx:** Reducción de 4060% gratis
- **Sin `defer/async`:** 10 scripts bloquean el parser HTML
- **Sin lazy loading de imágenes:** Todas las imágenes de piezas se cargan inmediatamente
- **Cache-busting destructivo:** `?t=Date.now()` en imágenes de inventario anula cache del browser
**Fix rápido (1 hora):**
```nginx
# En nginx/nexus-pos.conf
gzip on;
gzip_types text/css application/javascript application/json;
gzip_min_length 1024;
```
```html
<!-- En templates HTML -->
<script src="/pos/static/js/catalog.js" defer></script>
<img src="..." loading="lazy" decoding="async">
```
### 3.4 Polling innecesario (🟡 Media)
| Módulo | Intervalo | Problema |
|--------|-----------|----------|
| WhatsApp status | 3s | Corre aunque el tab esté oculto |
| WhatsApp mensajes | 5s | Corre aunque el tab esté oculto |
| Auto-print queue | 15s | Siempre activo |
| Dashboard clock | 1s | Actualiza reloj cada segundo |
**Fix:** Pausar polling cuando `document.hidden`:
```javascript
function createVisiblePoller(fn, intervalMs) {
return setInterval(() => { if (!document.hidden) fn(); }, intervalMs);
}
```
---
## 4. Infraestructura — Análisis Detallado
### 4.1 Nginx — Configuración mínima
**Archivo:** `nginx/nexus-pos.conf`
Problemas encontrados:
- ❌ Sin `gzip on`
- ❌ Sin `expires` headers para assets estáticos
- ❌ Sin `client_body_buffer_size` / `proxy_buffer_size` tuning
- ❌ Proxy timeouts default (60s) — podrían ser más agresivos para requests lentos
- ❌ Sin rate limiting general (solo en login)
**Fix recomendado:**
```nginx
# Dentro de cada server block
gzip on;
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_types text/plain text/css text/xml application/json
application/javascript application/rss+xml
application/atom+xml image/svg+xml;
# Cache assets estáticos
location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2)$ {
expires 6M;
add_header Cache-Control "public, immutable";
}
# Proxy tuning
proxy_connect_timeout 10s;
proxy_send_timeout 30s;
proxy_read_timeout 30s;
proxy_buffering on;
proxy_buffer_size 4k;
proxy_buffers 8 4k;
```
### 4.2 Gunicorn — Sync workers
**Archivo:** `pos/gunicorn.conf.py`
```python
workers = multiprocessing.cpu_count() * 2 + 1 # ~15 workers
worker_class = "sync"
timeout = 120
```
Con `sync` workers, cada worker maneja **exactamente 1 request a la vez**. Si un request al catálogo tarda 3 segundos (por DB lenta), ese worker está bloqueado.
**15 workers × 1 request = 15 requests concurrentes máximo.**
**Fix:** Migrar a `gevent` o `gthread`:
```python
worker_class = "gthread"
threads = 4
workers = 4 # Menos workers, más threads por worker
```
Esto permite que un worker maneje múltiples requests concurrentes sin bloquearse en I/O de DB.
### 4.3 Redis — Subutilizado (🟠 Alta)
**Métrica actual:** 840 KB utilizados
Redis solo se usa para:
- Cache de tasas de cambio (`currency.py`)
- Cache de stock (`redis_stock_cache.py`)
**NO se usa para:**
- Cache de queries de catálogo (la más costosa)
- Cache de clasificación Nexpart (`_classify_cache` es in-memory por proceso)
- Cache de búsquedas
- Sesiones compartidas entre workers
**Fix:** Mover `_classify_cache` (Nexpart classification) a Redis:
```python
# En catalog_service.py
import json
import redis
r = redis.from_url(os.environ.get('REDIS_URL', 'redis://localhost:6379/0'))
def _classify_cache_get(mye_id):
val = r.get(f"nexus:classify:{mye_id}")
return json.loads(val) if val else None
def _classify_cache_set(mye_id, data):
r.setex(f"nexus:classify:{mye_id}", 300, json.dumps(data))
```
Beneficio: cache compartido entre los ~15 workers de gunicorn, no 15 cachés separados.
### 4.4 Flask — Sincrónico
Todo el backend es síncrono (Flask sync + psycopg2 sync). Las queries a `vehicle_parts` bloquean el thread del worker.
**Consideración a futuro:** Para endpoints de catálogo, evaluar migrar a un worker queue (Celery + Redis) para queries pesadas, o usar `asyncpg` + Quart/FastAPI para endpoints específicos.
---
## 5. Backend Python — Análisis Detallado
### 5.1 Cache por proceso vs. compartida
El cache de clasificación Nexpart (`_CLASSIFY_CACHE`) vive en memoria de cada proceso de gunicorn. Con 15 workers:
- Cada worker tiene su propio cache de 500 entradas máximo
- Un `mye_id` cacheado en worker A no está disponible en worker B
- Cache hit rate teórico máximo: ~6.7% (1/15) si la carga se distribuye uniformemente
**Fix:** Redis, como se describe en 4.3.
### 5.2 Serialización JSON ineficiente
Flask `jsonify()` usa el encoder estándar de Python. Para respuestas grandes (listas de 30 parts con múltiples campos), esto puede ser lento.
**Fix:** Considerar `orjson` como encoder de Flask:
```python
from flask import Flask
import orjson
class OrjsonProvider:
def dumps(self, obj, **kwargs):
return orjson.dumps(obj).decode('utf-8')
def loads(self, s, **kwargs):
return orjson.loads(s)
app = Flask(__name__)
app.json = OrjsonProvider()
```
`orjson` es 210× más rápido que `json` estándar.
### 5.3 Respuestas API sin paginación en algunos endpoints
Algunos endpoints retornan arrays completos sin límite:
- `get_categories()` puede retornar todas las categorías (aceptable)
- `get_stock_bulk()` escanea TODO `inventory_operations`
- Historial de movimientos sin paginación en `inventory_bp`
**Verificar:** Que ningún endpoint retorne datasets sin bounds.
---
## 6. Roadmap de Optimización Priorizado
### Fase 1 — Quick Wins (12 días, alto impacto)
| # | Tarea | Archivos | Impacto estimado |
|---|-------|----------|------------------|
| 1.1 | **Agregar gzip en nginx** | `nginx/nexus-pos.conf` | -4060% transfer size |
| 1.2 | **Agregar `defer` a scripts** | Templates HTML | -200500ms TTI |
| 1.3 | **Reemplazar `innerHTML +=` por `map`+`join`** | `catalog.js`, `dashboard.js` | Elimina reflow storm |
| 1.4 | **Event delegation en breadcrumb/cart** | `catalog.js` | Elimina memory leak |
| 1.5 | **AbortController en API calls** | `catalog.js`, `inventory.js`, `pos.js` | Elimina race conditions |
| 1.6 | **Agregar índice parcial `warehouse_inventory(part_id) WHERE stock_quantity > 0`** | SQL | Elimina seq scan |
| 1.7 | **Cache de years/brands en `sessionStorage`** | `catalog.js` | -2 API calls/página |
### Fase 2 — DB Performance (35 días, impacto masivo)
| # | Tarea | Archivos | Impacto estimado |
|---|-------|----------|------------------|
| 2.1 | **Implementar connection pooling** | `tenant_db.py`, `dashboard/auth.py` | -3050% latencia, sin connection errors |
| 2.2 | **Crear tabla `inventory_stock_summary` con triggers** | SQL + `inventory_engine.py` | Stock: O(n) → O(1) |
| 2.3 | **Precalcular `part_vehicle_preview` materialized view** | SQL | Búsqueda: -500ms2s |
| 2.4 | **N+1 fix en `process_sale`** | `pos_engine.py` | -20 queries por venta |
| 2.5 | **Optimizar CTE `stock_per_oem`** | `catalog_service.py` | Elimina full scan |
| 2.6 | **Agregar índices faltantes críticos** | SQL | Mejora plan de queries |
### Fase 3 — Cache & Infra (57 días)
| # | Tarea | Archivos | Impacto estimado |
|---|-------|----------|------------------|
| 3.1 | **Mover `_classify_cache` a Redis** | `catalog_service.py` | Cache hit: 6% → 80%+ |
| 3.2 | **Cachear queries de catálogo en Redis** | `catalog_bp.py`, `catalog_service.py` | -300ms1s por query |
| 3.3 | **Migrar gunicorn a `gthread`** | `gunicorn.conf.py` | 4× concurrency |
| 3.4 | **Agregar `loading="lazy"` a imágenes** | `catalog.js` | -60% image bytes inicial |
| 3.5 | **Extraer CSS inline a archivos compartidos** | Todos los `.html` | -6080% payload HTML |
| 3.6 | **Minificar JS/CSS en deploy** | CI/CD script | -4060% transfer |
### Fase 4 — Arquitectura (24 semanas, inversión mayor)
| # | Tarea | Archivos | Impacto estimado |
|---|-------|----------|------------------|
| 4.1 | **Particionar `vehicle_parts`** | SQL | Escalabilidad ilimitada |
| 4.2 | **Evaluar `asyncpg` + Quart para endpoints de catálogo** | Blueprints | I/O no bloqueante |
| 4.3 | **Migrar serialización a `orjson`** | `app.py` | 210× faster JSON |
| 4.4 | **Implementar virtual scroll en tablas grandes** | `inventory.js`, `dashboard.js` | Smooth 1000+ rows |
| 4.5 | **Worker queue (Celery) para tareas pesadas** | Nuevo módulo | No bloquear requests HTTP |
---
## 7. Métricas de éxito propuestas
Después de implementar Fase 1 + Fase 2, el sistema debería alcanzar:
| Métrica | Antes | Objetivo | Cómo medir |
|---------|-------|----------|------------|
| Latencia catálogo Local (p95) | 500ms3s | < 200ms | Gunicorn access logs |
| Latencia búsqueda (p95) | 500ms2s | < 150ms | Gunicorn access logs |
| Tiempo First Paint | ~1.5s | < 800ms | Lighthouse |
| Transferencia JS por página | 526 KB | < 200 KB | DevTools Network |
| Conexiones DB por request | 12 nuevas | 0 (pool) | `pg_stat_activity` |
| Redis hit rate | < 1% | > 70% | `INFO stats` |
| Memory leak (30 min browsing) | +50100 MB | < +10 MB | Chrome DevTools |
---
## 8. Riesgos y Consideraciones
| Riesgo | Mitigación |
|--------|------------|
| Particionar `vehicle_parts` es complejo y riesgoso | Hacer en staging primero; usar `pg_partman`; mantener backup |
| Connection pooling requiere manejar `putconn` en todos los blueprints | Refactorizar `tenant_db.py` para usar context managers (`with get_conn():`) |
| Migrar a `gthread` puede exponer race conditions en código no thread-safe | Pruebas exhaustivas; `gthread` es más seguro que `gevent` para código sync existente |
| Cache Redis agrega punto de falla | Siempre tener fallback a DB directo; Redis no es crítico para operación |
| `inventory_stock_summary` requiere triggers correctos | Tests de integración para todas las operaciones de stock |
---
*Documento generado automáticamente a partir del análisis de codebase, métricas de sistema y mejores prácticas de performance.*

View File

@@ -13,17 +13,37 @@ upstream nexus_pos {
server 127.0.0.1:5001;
}
# Gzip compression
gzip on;
gzip_vary on;
gzip_proxied any;
gzip_comp_level 6;
gzip_types text/plain text/css text/xml application/json application/javascript application/rss+xml application/atom+xml image/svg+xml;
# Main site (no subdomain)
server {
listen 80;
server_name nexusautoparts.com www.nexusautoparts.com;
# Static asset caching
location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
expires 6M;
add_header Cache-Control "public, immutable";
add_header X-Content-Type-Options nosniff always;
}
location / {
proxy_pass http://nexus_main;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_connect_timeout 10s;
proxy_send_timeout 30s;
proxy_read_timeout 30s;
proxy_buffering on;
proxy_buffer_size 4k;
proxy_buffers 8 4k;
}
}
@@ -36,6 +56,13 @@ server {
add_header X-Content-Type-Options nosniff always;
add_header X-Frame-Options SAMEORIGIN always;
# Static asset caching
location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
expires 6M;
add_header Cache-Control "public, immutable";
add_header X-Content-Type-Options nosniff always;
}
location / {
proxy_pass http://nexus_pos;
proxy_set_header Host $host;
@@ -43,6 +70,12 @@ server {
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header X-Tenant-Subdomain $tenant;
proxy_connect_timeout 10s;
proxy_send_timeout 30s;
proxy_read_timeout 30s;
proxy_buffering on;
proxy_buffer_size 4k;
proxy_buffers 8 4k;
}
# Rate limit login endpoint

View File

@@ -186,8 +186,20 @@
var cartItems = JSON.parse(localStorage.getItem('pos_cart') || '[]');
// ─── API helper ───
var currentAbort = null;
function apiFetch(url) {
return fetch(url, { headers: headers })
// Cancel previous navigation/search GETs to avoid race conditions
if (currentAbort) {
currentAbort.abort();
currentAbort = null;
}
var opts = { headers: headers };
if (url.indexOf('/pos/api/') === 0 && url.indexOf('mode=') !== -1 || url.indexOf('/years') !== -1 || url.indexOf('/brands') !== -1 || url.indexOf('/models') !== -1 || url.indexOf('/engines') !== -1 || url.indexOf('/categories') !== -1 || url.indexOf('/groups') !== -1 || url.indexOf('/part-types') !== -1 || url.indexOf('/parts') !== -1 || url.indexOf('/search') !== -1) {
currentAbort = new AbortController();
opts.signal = currentAbort.signal;
}
return fetch(url, opts)
.then(function (resp) {
if (resp.status === 401) {
localStorage.removeItem('pos_token');
@@ -197,6 +209,7 @@
return resp.json();
})
.catch(function (e) {
if (e.name === 'AbortError') return null;
console.error('API error:', e);
return null;
});
@@ -333,8 +346,18 @@
setupLevelFilter(true);
showLoading();
var cacheKey = 'nexus:brands:' + catalogMode;
var cached = sessionStorage.getItem(cacheKey);
if (cached) {
hideLoading();
var data = JSON.parse(cached);
renderBrands(data);
return;
}
apiFetch(API + '/brands?mode=' + catalogMode).then(function (data) {
hideLoading();
if (data && data.data) sessionStorage.setItem(cacheKey, JSON.stringify(data));
if (!data || !data.data || !data.data.length) {
if (!data) {
enterOfflineMode();
@@ -359,6 +382,30 @@
});
}
function renderBrands(data) {
if (!data || !data.data || !data.data.length) {
if (!data) {
enterOfflineMode();
return;
}
showEmpty('Sin marcas', 'El catalogo no tiene marcas con partes disponibles.');
return;
}
navGrid.className = 'nav-grid';
navGrid.innerHTML = data.data.map(function (b) {
return '<div class="nav-card" role="listitem" data-brand-id="' + b.id_brand + '" data-name="' + esc(b.name_brand) + '">' +
'<div class="nav-card__name">' + esc(b.name_brand) + '</div>' +
'</div>';
}).join('');
navGrid.querySelectorAll('.nav-card').forEach(function (card) {
card.addEventListener('click', function () {
nav.brand = { id: parseInt(this.dataset.brandId), name: this.dataset.name };
loadModels();
});
});
}
function loadModels() {
nav.level = 'models';
pushNavState();
@@ -1463,17 +1510,18 @@
cartTaxEl.textContent = '$' + fmt(tax);
cartTotalEl.textContent = '$' + fmt(subtotal + tax);
// Wire cart buttons
cartItemsEl.querySelectorAll('[data-cart-action]').forEach(function (btn) {
btn.addEventListener('click', function () {
var idx = parseInt(this.dataset.idx);
var action = this.dataset.cartAction;
}
// Event delegation for cart buttons (attached once)
cartItemsEl.addEventListener('click', function (e) {
var btn = e.target.closest('[data-cart-action]');
if (!btn) return;
var idx = parseInt(btn.dataset.idx);
var action = btn.dataset.cartAction;
if (action === 'dec') updateQuantity(idx, cartItems[idx].quantity - 1);
else if (action === 'inc') updateQuantity(idx, cartItems[idx].quantity + 1);
else if (action === 'remove') removeFromCart(idx);
});
});
}
function toggleCart() {
var isOpen = cartSidebar.classList.toggle('open');
@@ -1565,6 +1613,22 @@
// Load years on init
function vsLoadYears() {
var cacheKey = 'nexus:years-all';
var cached = sessionStorage.getItem(cacheKey);
if (cached) {
var data = JSON.parse(cached);
var years = data.data || data || [];
if (!years.length) {
years = [];
for (var y = 2026; y >= 1990; y--) years.push({ id_year: y, year_car: y });
}
vsYear.innerHTML = '<option value="">Año...</option>' +
years.map(function (y) {
return '<option value="' + y.id_year + '">' + y.year_car + '</option>';
}).join('');
return;
}
apiFetch(API + '/years-all').then(function (data) {
if (!data) return;
var years = data.data || data;
@@ -1573,16 +1637,19 @@
years = [];
for (var y = 2026; y >= 1990; y--) years.push({ id_year: y, year_car: y });
}
vsYear.innerHTML = '<option value="">Año...</option>';
years.forEach(function (y) {
vsYear.innerHTML += '<option value="' + y.id_year + '">' + y.year_car + '</option>';
});
sessionStorage.setItem(cacheKey, JSON.stringify(data));
vsYear.innerHTML = '<option value="">Año...</option>' +
years.map(function (y) {
return '<option value="' + y.id_year + '">' + y.year_car + '</option>';
}).join('');
}).catch(function () {
// Fallback: generate years statically
vsYear.innerHTML = '<option value="">Año...</option>';
for (var y = 2026; y >= 1990; y--) {
vsYear.innerHTML += '<option value="' + y + '">' + y + '</option>';
}
var fallbackYears = [];
for (var y = 2026; y >= 1990; y--) fallbackYears.push(y);
vsYear.innerHTML = '<option value="">Año...</option>' +
fallbackYears.map(function (y) {
return '<option value="' + y + '">' + y + '</option>';
}).join('');
});
}
@@ -1603,10 +1670,10 @@
apiFetch(API + '/brands?year_id=' + yearId + '&mode=' + catalogMode).then(function (data) {
var brands = data.data || data;
if (!brands) return;
vsBrand.innerHTML = '<option value="">Marca...</option>';
brands.forEach(function (b) {
vsBrand.innerHTML += '<option value="' + b.id_brand + '">' + esc(b.name_brand) + '</option>';
});
vsBrand.innerHTML = '<option value="">Marca...</option>' +
brands.map(function (b) {
return '<option value="' + b.id_brand + '">' + esc(b.name_brand) + '</option>';
}).join('');
});
}
@@ -1625,10 +1692,10 @@
apiFetch(API + '/models?brand_id=' + brandId + (yearId ? '&year_id=' + yearId : '')).then(function (data) {
var models = data.data || data;
if (!models) return;
vsModel.innerHTML = '<option value="">Modelo...</option>';
models.forEach(function (m) {
vsModel.innerHTML += '<option value="' + m.id_model + '">' + esc(m.display_name || m.name_model) + '</option>';
});
vsModel.innerHTML = '<option value="">Modelo...</option>' +
models.map(function (m) {
return '<option value="' + m.id_model + '">' + esc(m.display_name || m.name_model) + '</option>';
}).join('');
});
}
@@ -1644,11 +1711,11 @@
apiFetch(API + '/engines?model_id=' + modelId + '&year_id=' + yearVal).then(function (data) {
var engines = data.data || data;
if (!engines) return;
vsEngine.innerHTML = '<option value="">Motor...</option>';
engines.forEach(function (e) {
vsEngine.innerHTML = '<option value="">Motor...</option>' +
engines.map(function (e) {
var label = e.name_engine + (e.trim_level ? ' (' + e.trim_level + ')' : '');
vsEngine.innerHTML += '<option value="' + e.id_mye + '">' + esc(label) + '</option>';
});
return '<option value="' + e.id_mye + '">' + esc(label) + '</option>';
}).join('');
// If only 1 engine, auto-select
if (engines.length === 1) {
vsEngine.value = engines[0].id_mye;
@@ -1841,10 +1908,10 @@
apiFetch(API + '/brands?year_id=' + match.year_id).then(function (brandData) {
var brands = brandData && (brandData.data || brandData);
if (!brands) return;
vsBrand.innerHTML = '<option value="">Marca...</option>';
brands.forEach(function (b) {
vsBrand.innerHTML += '<option value="' + b.id_brand + '">' + esc(b.name_brand) + '</option>';
});
vsBrand.innerHTML = '<option value="">Marca...</option>' +
brands.map(function (b) {
return '<option value="' + b.id_brand + '">' + esc(b.name_brand) + '</option>';
}).join('');
vsBrand.disabled = false;
vsClear.style.display = '';
@@ -1854,10 +1921,10 @@
apiFetch(API + '/models?brand_id=' + match.brand_id + '&year_id=' + match.year_id).then(function (modelData) {
var models = modelData && (modelData.data || modelData);
if (!models) return;
vsModel.innerHTML = '<option value="">Modelo...</option>';
models.forEach(function (m) {
vsModel.innerHTML += '<option value="' + m.id_model + '">' + esc(m.display_name || m.name_model) + '</option>';
});
vsModel.innerHTML = '<option value="">Modelo...</option>' +
models.map(function (m) {
return '<option value="' + m.id_model + '">' + esc(m.display_name || m.name_model) + '</option>';
}).join('');
vsModel.disabled = false;
if (match.model_id) {
@@ -1866,11 +1933,11 @@
apiFetch(API + '/engines?model_id=' + match.model_id + '&year_id=' + match.year_id).then(function (engData) {
var engines = engData && (engData.data || engData);
if (!engines) return;
vsEngine.innerHTML = '<option value="">Motor...</option>';
engines.forEach(function (e) {
vsEngine.innerHTML = '<option value="">Motor...</option>' +
engines.map(function (e) {
var elabel = e.name_engine + (e.trim_level ? ' (' + e.trim_level + ')' : '');
vsEngine.innerHTML += '<option value="' + e.id_mye + '">' + esc(elabel) + '</option>';
});
return '<option value="' + e.id_mye + '">' + esc(elabel) + '</option>';
}).join('');
vsEngine.disabled = false;
// Auto-select engine if only one or if match specifies it

View File

@@ -1731,12 +1731,12 @@
</div>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/accounting.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/accounting.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -11,7 +11,7 @@
<link rel="stylesheet" href="/pos/static/css/onboarding.css" />
<link rel="manifest" href="/pos/static/pwa/manifest.json" />
<meta name="theme-color" content="#F5A623" />
<script src="/pos/static/js/native-bridge.js"></script>
<script src="/pos/static/js/native-bridge.js" defer></script>
<style>
/* =========================================================================
@@ -820,16 +820,16 @@
<button class="banner__dismiss" onclick="document.getElementById('offlineBanner').style.display='none'" aria-label="Cerrar">&times;</button>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/catalog.js"></script>
<script src="/pos/static/js/offline-banner.js"></script>
<script src="/pos/static/js/chat.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/onboarding.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/catalog.js" defer></script>
<script src="/pos/static/js/offline-banner.js" defer></script>
<script src="/pos/static/js/chat.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script src="/pos/static/js/onboarding.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>

View File

@@ -1880,13 +1880,13 @@
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
</style>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/config.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/config.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -2164,13 +2164,13 @@
</div>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/customers.js"></script>
<script src="/pos/static/js/offline-banner.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/customers.js" defer></script>
<script src="/pos/static/js/offline-banner.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>

View File

@@ -1686,12 +1686,12 @@
</div><!-- end app-shell -->
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/dashboard.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/dashboard.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -11,7 +11,7 @@
<link rel="stylesheet" href="/pos/static/css/onboarding.css" />
<link rel="manifest" href="/pos/static/pwa/manifest.json" />
<meta name="theme-color" content="#F5A623" />
<script src="/pos/static/js/native-bridge.js"></script>
<script src="/pos/static/js/native-bridge.js" defer></script>
<style>
/* =========================================================================
@@ -604,12 +604,12 @@
</main>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/diagrams.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/diagrams.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>

View File

@@ -963,12 +963,12 @@
</div>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/fleet.js"></script>
<script src="/pos/static/js/offline-banner.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/fleet.js" defer></script>
<script src="/pos/static/js/offline-banner.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -2106,13 +2106,13 @@
<button class="banner__dismiss" onclick="document.getElementById('offlineBanner').style.display='none'" aria-label="Cerrar">&times;</button>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/inventory.js"></script>
<script src="/pos/static/js/offline-banner.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/inventory.js" defer></script>
<script src="/pos/static/js/offline-banner.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>

View File

@@ -2386,12 +2386,12 @@
</div>
</div>
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/invoicing.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/invoicing.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -1362,8 +1362,8 @@
</script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -10,7 +10,7 @@
<link rel="stylesheet" href="/pos/static/css/chat.css" />
<link rel="manifest" href="/pos/static/pwa/manifest.json" />
<meta name="theme-color" content="#F5A623" />
<script src="/pos/static/js/native-bridge.js"></script>
<script src="/pos/static/js/native-bridge.js" defer></script>
<style>
/* =====================================================================
@@ -1480,13 +1480,13 @@
<!-- ================================================================
JAVASCRIPT
================================================================ -->
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/kiosk.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/push.js"></script>
<script src="/pos/static/js/printer.js"></script>
<script src="/pos/static/js/pos.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/kiosk.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/push.js" defer></script>
<script src="/pos/static/js/printer.js" defer></script>
<script src="/pos/static/js/pos.js" defer></script>
<script>
// Cancel sale button wiring
@@ -1539,8 +1539,8 @@
setInterval(updateClock, 30000);
</script>
<script src="/pos/static/js/chat.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/chat.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>
</html>

View File

@@ -36,9 +36,9 @@
</style>
</head>
<body>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<div class="page">
<h1 class="page-title">Cotizaciones</h1>

View File

@@ -1847,12 +1847,12 @@
</div>
<!-- End app-shell -->
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/app-init.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/reports.js"></script>
<script src="/pos/static/js/sync-engine.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/app-init.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
<script src="/pos/static/js/reports.js" defer></script>
<script src="/pos/static/js/sync-engine.js" defer></script>
<script>if('serviceWorker' in navigator){navigator.serviceWorker.register('/pos/sw.js',{scope:'/pos/'});}</script>
</body>

View File

@@ -628,10 +628,10 @@ function posLogout(){localStorage.removeItem('pos_token');window.location.href='
</script>
<!-- Sidebar -->
<script src="/pos/static/js/i18n.js"></script>
<script src="/pos/static/js/whatsapp.js"></script>
<script src="/pos/static/js/pos-utils.js"></script>
<script src="/pos/static/js/sidebar.js"></script>
<script src="/pos/static/js/i18n.js" defer></script>
<script src="/pos/static/js/whatsapp.js" defer></script>
<script src="/pos/static/js/pos-utils.js" defer></script>
<script src="/pos/static/js/sidebar.js" defer></script>
</body>
</html>