feat: migración PZ La Casita, fix motor N/A/RUEDA, cache-buster catálogo y variant_ids

pos/blueprints/customers_bp.py

@@ -161,8 +161,9 @@ def create_customer():
         cur.execute("""
             INSERT INTO customers
                 (branch_id, name, rfc, razon_social, regimen_fiscal, uso_cfdi,
-                 cp, email, phone, address, price_tier, credit_limit, vehicle_info)
+                 cp, email, phone, address, price_tier, credit_limit,
-            VALUES (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)
+                 max_discount_pct, vehicle_info)
+            VALUES (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)
             RETURNING id
         """, (
             branch_id, data['name'], data.get('rfc'), data.get('razon_social'),
@@ -170,6 +171,7 @@ def create_customer():
             data.get('cp'), data.get('email'), data.get('phone'),
             data.get('address'), data.get('price_tier', 1),
             data.get('credit_limit', 0),
+            data.get('max_discount_pct', 0),
             json.dumps(data['vehicle_info']) if data.get('vehicle_info') else None
         ))
         customer_id = cur.fetchone()[0]

pos/migrations/runner.py

@@ -51,6 +51,7 @@ MIGRATIONS = {
     "v4.2": "v4.2_meli_sync_queue.sql",
     "v4.3": "v4.3_facturapi.sql",
     "v4.4": "v4.4_workshop.sql",
+    "v4.5": "v4.5_customer_max_discount.sql",
 }
 
 

pos/migrations/v4.5_customer_max_discount.sql

@@ -0,0 +1,5 @@
+-- /home/Autopartes/pos/migrations/v4.5_customer_max_discount.sql
+-- Tenant DB schema v4.5 — add per-customer maximum discount percentage.
+
+ALTER TABLE customers
+    ADD COLUMN IF NOT EXISTS max_discount_pct NUMERIC(5,2) DEFAULT 0;

pos/services/catalog_service.py

@@ -349,11 +349,28 @@ def get_engines(master_conn, model_id, year_id, mye_ids=None):
         FROM model_year_engine mye
         JOIN engines e ON e.id_engine = mye.engine_id
         WHERE mye.model_id = ANY(%s) AND mye.year_id = %s{mye_filter}
-        ORDER BY e.name_engine, mye.trim_level
+        ORDER BY e.name_engine, mye.trim_level, mye.id_mye
     """, tuple(params))
     rows = cur.fetchall()
     cur.close()
-    return [{'id_mye': r[0], 'name_engine': r[1], 'trim_level': r[2] or ''} for r in rows]
+
+    def _clean_engine_name(name):
+        if not name or name.strip().upper() in ('N/A', 'RUEDA', ''):
+            return 'Sin especificar'
+        return name.strip()
+
+    # Deduplicate identical (name, trim) entries so the user doesn't see
+    # multiple indistinguishable "Sin especificar" options.
+    seen = set()
+    results = []
+    for id_mye, name_engine, trim_level in rows:
+        clean_name = _clean_engine_name(name_engine)
+        key = (clean_name, trim_level or '')
+        if key in seen:
+            continue
+        seen.add(key)
+        results.append({'id_mye': id_mye, 'name_engine': clean_name, 'trim_level': key[1]})
+    return results
 
 
 def get_categories(master_conn, mye_id, allowed_brands=None):

pos/static/js/brand-catalog.js

@@ -14,6 +14,7 @@
       brandId: null,
       model: null,
       modelId: null,
+      modelVariantIds: null,  // array of TecDoc model ids for grouped variants
       year: null,
       yearId: null,
       engine: null,
@@ -63,7 +64,7 @@
 
     reset: function() {
       this.state = 'brands';
-      this.nav = { brand: null, brandId: null, model: null, modelId: null, year: null, yearId: null, engine: null, myeId: null, category: null, categoryId: null };
+      this.nav = { brand: null, brandId: null, model: null, modelId: null, modelVariantIds: null, year: null, yearId: null, engine: null, myeId: null, category: null, categoryId: null };
       this._allBrands = [];
       this._lastItems = [];
       this._offset = 0;
@@ -96,7 +97,7 @@
         parts.push('<a href="javascript:void(0)" class="breadcrumb__link" onclick=\'BrandCatalog.selectBrand(' + JSON.stringify(this.nav.brand) + ',' + this.nav.brandId + ')\'>' + escapeHtml(this.nav.brand) + '</a>');
       }
       if (this.nav.model) {
-        parts.push('<a href="javascript:void(0)" class="breadcrumb__link" onclick=\'BrandCatalog.selectModel(' + this.nav.modelId + ',' + JSON.stringify(this.nav.model) + ')\'>' + escapeHtml(this.nav.model) + '</a>');
+        parts.push('<a href="javascript:void(0)" class="breadcrumb__link" onclick=\'BrandCatalog.selectModel(' + this.nav.modelId + ',' + JSON.stringify(this.nav.model) + ',' + JSON.stringify(this.nav.modelVariantIds || [this.nav.modelId]) + ')\'>' + escapeHtml(this.nav.model) + '</a>');
       }
       if (this.nav.year) {
         parts.push('<a href="javascript:void(0)" class="breadcrumb__link" onclick=\'BrandCatalog.selectYear(' + this.nav.yearId + ',' + this.nav.year + ')\'>' + this.nav.year + '</a>');
@@ -202,7 +203,8 @@
     renderModelList: function(models) {
       var html = '<div class="nav-grid">';
       models.forEach(function(m) {
-        html += '<div class="nav-card" onclick=\'BrandCatalog.selectModel(' + m.id_model + ',' + JSON.stringify(m.display_name || m.name_model) + ')\'>' +
+        var variantIds = (m.variant_ids && m.variant_ids.length) ? m.variant_ids : [m.id_model];
+        html += '<div class="nav-card" onclick=\'BrandCatalog.selectModel(' + m.id_model + ',' + JSON.stringify(m.display_name || m.name_model) + ',' + JSON.stringify(variantIds) + ')\'>' +
           '<div class="nav-card__name">' + escapeHtml(m.display_name || m.name_model) + '</div>' +
           '</div>';
       });
@@ -210,20 +212,22 @@
       this.setContent(html);
     },
 
-    selectModel: function(modelId, modelName) {
+    selectModel: function(modelId, modelName, variantIds) {
       this.nav.model = modelName;
       this.nav.modelId = modelId;
-      this.loadYears(modelId);
+      this.nav.modelVariantIds = variantIds && variantIds.length ? variantIds : [modelId];
+      this.loadYears(this.nav.modelVariantIds);
     },
 
     // ---------- YEARS ----------
-    loadYears: function(modelId) {
+    loadYears: function(modelIds) {
       this.loading(true);
       this.state = 'years';
       this.setSearch('');
       this.buildBreadcrumb();
       var self = this;
-      fetch('/pos/api/catalog/years?model_id=' + encodeURIComponent(modelId), { headers: this._headers() })
+      var modelIdParam = Array.isArray(modelIds) ? modelIds.join(',') : String(modelIds);
+      fetch('/pos/api/catalog/years?model_id=' + encodeURIComponent(modelIdParam), { headers: this._headers() })
         .then(function(r) {
           if (!self._checkAuth(r)) return null;
           return r.json();
@@ -258,17 +262,18 @@
     selectYear: function(yearId, yearCar) {
       this.nav.year = yearCar;
       this.nav.yearId = yearId;
-      this.loadEngines(this.nav.modelId, yearId);
+      this.loadEngines(this.nav.modelVariantIds || [this.nav.modelId], yearId);
     },
 
     // ---------- ENGINES ----------
-    loadEngines: function(modelId, yearId) {
+    loadEngines: function(modelIds, yearId) {
       this.loading(true);
       this.state = 'engines';
       this.setSearch('');
       this.buildBreadcrumb();
       var self = this;
-      fetch('/pos/api/catalog/engines?model_id=' + encodeURIComponent(modelId) + '&year_id=' + encodeURIComponent(yearId), { headers: this._headers() })
+      var modelIdParam = Array.isArray(modelIds) ? modelIds.join(',') : String(modelIds);
+      fetch('/pos/api/catalog/engines?model_id=' + encodeURIComponent(modelIdParam) + '&year_id=' + encodeURIComponent(yearId), { headers: this._headers() })
         .then(function(r) {
           if (!self._checkAuth(r)) return null;
           return r.json();
@@ -292,8 +297,9 @@
     renderEngineList: function(engines) {
       var html = '<div class="nav-grid">';
       engines.forEach(function(e) {
-        html += '<div class="nav-card" onclick=\'BrandCatalog.selectEngine(' + e.id_mye + ',' + JSON.stringify(e.name_engine) + ')\'>' +
+        var name = (e.name_engine && e.name_engine !== 'N/A') ? e.name_engine : 'Sin especificar';
-          '<div class="nav-card__name">' + escapeHtml(e.name_engine) + '</div>' +
+        html += '<div class="nav-card" onclick=\'BrandCatalog.selectEngine(' + e.id_mye + ',' + JSON.stringify(name) + ')\'>' +
+          '<div class="nav-card__name">' + escapeHtml(name) + '</div>' +
           '<div class="nav-card__sub">' + escapeHtml(e.trim_level || '') + '</div>' +
           '</div>';
       });

pos/static/js/catalog.js

@@ -500,19 +500,26 @@
             hideLoading();
             if (!data || !data.data || !data.data.length) { showEmpty('Sin motores', 'No hay configuraciones de motor para esta combinacion.'); return; }
 
+            // Helper: avoid showing raw "N/A" as engine name
+            function engineLabel(e) {
+                var name = (e.name_engine && e.name_engine !== 'N/A') ? e.name_engine : 'Sin especificar';
+                return name + (e.trim_level ? ' — ' + e.trim_level : '');
+            }
+
             // If only one engine, auto-select it
             if (data.data.length === 1) {
                 var e = data.data[0];
-                nav.engine = { id_mye: e.id_mye, name: e.name_engine + (e.trim_level ? ' ' + e.trim_level : '') };
+                nav.engine = { id_mye: e.id_mye, name: engineLabel(e) };
                 loadCategoriesForMode();
                 return;
             }
 
             navGrid.className = 'nav-grid';
             navGrid.innerHTML = data.data.map(function (e) {
-                var label = e.name_engine + (e.trim_level ? ' — ' + e.trim_level : '');
+                var name = (e.name_engine && e.name_engine !== 'N/A') ? e.name_engine : 'Sin especificar';
+                var label = name + (e.trim_level ? ' — ' + e.trim_level : '');
                 return '<div class="nav-card" role="listitem" data-mye-id="' + e.id_mye + '" data-name="' + esc(label) + '">' +
-                    '<div class="nav-card__name">' + esc(e.name_engine) + '</div>' +
+                    '<div class="nav-card__name">' + esc(name) + '</div>' +
                     (e.trim_level ? '<div class="nav-card__sub">' + esc(e.trim_level) + '</div>' : '') +
                     '</div>';
             }).join('');
@@ -1860,7 +1867,8 @@
             if (!engines) return;
             vsEngine.innerHTML = '<option value="">Motor...</option>' +
                 engines.map(function (e) {
-                    var label = e.name_engine + (e.trim_level ? ' (' + e.trim_level + ')' : '');
+                    var name = (e.name_engine && e.name_engine !== 'N/A') ? e.name_engine : 'Sin especificar';
+                    var label = name + (e.trim_level ? ' (' + e.trim_level + ')' : '');
                     return '<option value="' + e.id_mye + '">' + esc(label) + '</option>';
                 }).join('');
             // If only 1 engine, auto-select
@@ -2101,7 +2109,8 @@
                                 if (!engines) return;
                                 vsEngine.innerHTML = '<option value="">Motor...</option>' +
                                     engines.map(function (e) {
-                                        var elabel = e.name_engine + (e.trim_level ? ' (' + e.trim_level + ')' : '');
+                                        var ename = (e.name_engine && e.name_engine !== 'N/A') ? e.name_engine : 'Sin especificar';
+                                        var elabel = ename + (e.trim_level ? ' (' + e.trim_level + ')' : '');
                                         return '<option value="' + e.id_mye + '">' + esc(elabel) + '</option>';
                                     }).join('');
                                 vsEngine.disabled = false;

pos/static/pwa/sw.js

@@ -6,7 +6,7 @@
 // The fetch handler normalizes static asset URLs (strips ?v= query strings)
 // so templates can use cache-busting query params freely.
 
-const CACHE_NAME = 'nexus-pos-v18';
+const CACHE_NAME = 'nexus-pos-v20';
 
 const APP_SHELL = [
   '/pos/static/css/tokens.css',

pos/templates/catalog.html

@@ -321,7 +321,7 @@
   <script src="/pos/static/js/splash-loader.js?v=1" defer></script>
   <script src="/pos/static/js/pos-utils.js?v=2" defer></script>
   <script src="/pos/static/js/sidebar.js" defer></script>
-  <script src="/pos/static/js/catalog.js?v=7" defer></script>
+  <script src="/pos/static/js/catalog.js?v=8" 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>
@@ -341,6 +341,6 @@
     }
   </script>
   <script src="/pos/static/js/pwa-install.js" defer></script>
-  <script src="/pos/static/js/brand-catalog.js?v=9" defer></script>
+  <script src="/pos/static/js/brand-catalog.js?v=10" defer></script>
 </body>
 </html>

scripts/migrate_pz_to_tenant.py

@@ -0,0 +1,229 @@
+#!/usr/bin/env python3
+"""
+Migración de respaldo Punto Zero (MySQL) a tenant PostgreSQL de Nexus.
+
+Uso:
+    MYSQL_HOST=127.0.0.1 MYSQL_PORT=3307 MYSQL_DB=datos1 \
+    TENANT_DB_URL=postgresql://postgres@localhost/tenant_refaccionaria_la_casita \
+    BRANCH_ID=1 \
+    python3 scripts/migrate_pz_to_tenant.py
+
+Requiere pymysql y psycopg2. Instalar con:
+    pip3 install --target /tmp/pylibs pymysql psycopg2-binary
+"""
+import os
+import sys
+
+# Librerías instaladas fuera del sistema porque el venv del proyecto no tiene pip
+sys.path.insert(0, "/tmp/pylibs")
+
+import pymysql
+import psycopg2
+from psycopg2.extras import execute_values
+
+MYSQL_HOST = os.getenv("MYSQL_HOST", "127.0.0.1")
+MYSQL_PORT = int(os.getenv("MYSQL_PORT", "3307"))
+MYSQL_DB = os.getenv("MYSQL_DB", "datos1")
+MYSQL_USER = os.getenv("MYSQL_USER", "root")
+MYSQL_PASS = os.getenv("MYSQL_PASS", "")
+
+PG_URL = os.getenv(
+    "TENANT_DB_URL",
+    "postgresql://postgres@localhost/tenant_refaccionaria_la_casita",
+)
+BRANCH_ID = int(os.getenv("BRANCH_ID", "1"))
+
+
+def mysql_conn():
+    return pymysql.connect(
+        host=MYSQL_HOST,
+        port=MYSQL_PORT,
+        user=MYSQL_USER,
+        password=MYSQL_PASS,
+        db=MYSQL_DB,
+        charset="latin1",
+        cursorclass=pymysql.cursors.Cursor,
+    )
+
+
+def pg_conn():
+    return psycopg2.connect(PG_URL)
+
+
+def clean(s):
+    if s is None:
+        return ""
+    return str(s).strip()
+
+
+def migrate_customers(mysql, pg):
+    cur = mysql.cursor()
+    cur.execute(
+        """
+        SELECT Clave, Nombre, RFC, Domicilio, Colonia, CP, Ciudad, Estado,
+               Telefono1, Email, LimiteCredito, Precio, Desc1, Suspendido
+        FROM clientes
+        """
+    )
+    rows = []
+    for r in cur.fetchall():
+        name = clean(r[1])
+        if not name:
+            continue
+        address_parts = [clean(r[3]), clean(r[4]), clean(r[6]), clean(r[7])]
+        address = ", ".join([p for p in address_parts if p]) or None
+        phone = clean(r[8]) or None
+        email = clean(r[9]) or None
+        rfc = clean(r[2]) or None
+        cp = clean(r[5]) or None
+        credit_limit = float(r[10] or 0)
+        price_tier = int(r[11] if r[11] is not None else 1)
+        if price_tier not in (1, 2, 3):
+            price_tier = 1
+        max_discount = float(r[12] or 0)
+        is_active = int(r[13] or 0) == 0
+        rows.append(
+            (
+                BRANCH_ID,
+                name,
+                rfc,
+                None,  # razon_social
+                None,  # regimen_fiscal
+                None,  # uso_cfdi
+                cp,
+                email,
+                phone,
+                address,
+                price_tier,
+                credit_limit,
+                0.0,  # credit_balance
+                is_active,
+                None,  # vehicle_info
+                max_discount,
+            )
+        )
+    cur.close()
+
+    if not rows:
+        print("No hay clientes para migrar.")
+        return
+
+    pgcur = pg.cursor()
+    execute_values(
+        pgcur,
+        """
+        INSERT INTO customers (
+            branch_id, name, rfc, razon_social, regimen_fiscal, uso_cfdi,
+            cp, email, phone, address, price_tier, credit_limit,
+            credit_balance, is_active, vehicle_info, max_discount_pct
+        ) VALUES %s
+        """,
+        rows,
+    )
+    pg.commit()
+    pgcur.close()
+    print(f"Migrados {len(rows)} clientes.")
+
+
+def migrate_inventory(mysql, pg):
+    cur = mysql.cursor()
+    cur.execute("SELECT Id, Marca FROM marcas")
+    brand_map = {row[0]: clean(row[1]) for row in cur.fetchall()}
+
+    cur.execute(
+        """
+        SELECT p.Clave, p.Descrip, p.DescripDetallada, p.Costo, p.Precio1,
+               p.Precio2, p.Precio3, p.IVA, p.Marca, p.Linea, p.SubLinea,
+               p.UnidadMedida, p.Ubicacion, p.ClaveSAT, p.EnLista, p.Bloqueado
+        FROM productos p
+        """
+    )
+    rows = []
+    for r in cur.fetchall():
+        sku = clean(r[0])
+        name = clean(r[1])
+        if not sku or not name:
+            continue
+
+        cost = float(r[3] or 0)
+        price_1 = float(r[4] or 0)
+        price_2 = float(r[5] or 0)
+        price_3 = float(r[6] or 0)
+        iva = r[7]
+        tax_rate = float(iva) / 100.0 if iva else 0.16
+        brand = brand_map.get(r[8]) or None
+        is_active = int(r[14] or 0) == 1 and int(r[15] or 0) == 0
+        location = clean(r[12]) or None
+        unit = "PZA"
+
+        rows.append(
+            (
+                BRANCH_ID,
+                sku,
+                None,  # barcode
+                name,
+                None,  # description (se omite descripción detallada por instrucción del usuario)
+                None,  # category_id
+                brand,
+                None,  # vehicle_compatibility
+                unit,
+                cost,
+                price_1,
+                price_2,
+                price_3,
+                tax_rate,
+                0,  # min_stock
+                0,  # max_stock
+                location,
+                None,  # image_url
+                is_active,
+                None,  # catalog_part_id
+            )
+        )
+    cur.close()
+
+    if not rows:
+        print("No hay productos para migrar.")
+        return
+
+    pgcur = pg.cursor()
+    execute_values(
+        pgcur,
+        """
+        INSERT INTO inventory (
+            branch_id, part_number, barcode, name, description, category_id,
+            brand, vehicle_compatibility, unit, cost, price_1, price_2, price_3,
+            tax_rate, min_stock, max_stock, location, image_url, is_active,
+            catalog_part_id
+        ) VALUES %s
+        """,
+        rows,
+    )
+    pg.commit()
+    pgcur.close()
+    print(f"Migrados {len(rows)} productos.")
+
+
+def main():
+    mysql = mysql_conn()
+    pg = pg_conn()
+    pgcur = pg.cursor()
+
+    # Tenant está limpio; truncamos para partir de cero
+    pgcur.execute(
+        "TRUNCATE TABLE customers, inventory, inventory_stock RESTART IDENTITY CASCADE"
+    )
+    pg.commit()
+    pgcur.close()
+    print("Tablas destino truncadas.")
+
+    migrate_customers(mysql, pg)
+    migrate_inventory(mysql, pg)
+
+    mysql.close()
+    pg.close()
+    print("Migración completada.")
+
+
+if __name__ == "__main__":
+    main()