From 99abfd585975bb0f07ebb92f3d252d085861079f Mon Sep 17 00:00:00 2001
From: Mauricio Baeza <git@elmau.net>
Date: Thu, 22 Feb 2018 18:27:05 -0600
Subject: [PATCH] CFDI de traslado en ceros

---
 source/app/models/main.py               | 35 +++++++++++++++----------
 source/static/js/controller/invoices.js | 13 +++++++++
 2 files changed, 34 insertions(+), 14 deletions(-)

diff --git a/source/app/models/main.py b/source/app/models/main.py
index 4cd25c2..f145442 100644
--- a/source/app/models/main.py
+++ b/source/app/models/main.py
@@ -3657,9 +3657,6 @@ class Facturas(BaseModel):
             cantidad = float(product['cantidad'])
             valor_unitario = float(product['valor_unitario'])
             descuento = float(product['descuento'])
-            # ~ if tipo_comprobante == 'T':
-                # ~ valor_unitario = 0.0
-                # ~ descuento = 0.0
             precio_final = valor_unitario - descuento
             importe = round(cantidad * precio_final, DECIMALES)
 
@@ -3711,7 +3708,10 @@ class Facturas(BaseModel):
                     tax.suma_impuestos = impuesto_producto
                     totals_tax[tax.id] = tax
 
-        if tipo_comprobante != 'T':
+        if tipo_comprobante == 'T':
+            subtotal = 0.0
+            descuento = 0.0
+        else:
             for tax in totals_tax.values():
                 if tax.tipo == 'E':
                     continue
@@ -4651,6 +4651,9 @@ class PreFacturas(BaseModel):
 
             PreFacturasDetalle.create(**product)
 
+            if invoice.tipo_comprobante == 'T':
+                continue
+
             base = product['importe'] - product['descuento']
             for tax in p.impuestos:
                 if tax_locales and tax.tipo == 'R' and tax.key == '000':
@@ -4678,17 +4681,21 @@ class PreFacturas(BaseModel):
                     tax.suma_impuestos = impuesto_producto
                     totals_tax[tax.id] = tax
 
-        for tax in totals_tax.values():
-            if tax.tipo == 'E':
-                continue
+        if invoice.tipo_comprobante == 'T':
+            subtotal = 0.0
+            descuento = 0.0
+        else:
+            for tax in totals_tax.values():
+                if tax.tipo == 'E':
+                    continue
 
-            invoice_tax = {
-                'factura': invoice.id,
-                'impuesto': tax.id,
-                'base': tax.base,
-                'importe': tax.suma_impuestos,
-            }
-            PreFacturasImpuestos.create(**invoice_tax)
+                invoice_tax = {
+                    'factura': invoice.id,
+                    'impuesto': tax.id,
+                    'base': tax.base,
+                    'importe': tax.suma_impuestos,
+                }
+                PreFacturasImpuestos.create(**invoice_tax)
 
         total = subtotal - descuento_cfdi + \
             (total_trasladados or 0) - (total_retenciones or 0) \
diff --git a/source/static/js/controller/invoices.js b/source/static/js/controller/invoices.js
index 2f88823..a614683 100644
--- a/source/static/js/controller/invoices.js
+++ b/source/static/js/controller/invoices.js
@@ -42,6 +42,7 @@ var invoices_controllers = {
         $$('cmd_cfdi_relacionados').attachEvent('onItemClick', cmd_cfdi_relacionados_click)
         $$('lst_metodo_pago').attachEvent('onChange', lst_metodo_pago_change)
         $$('lst_moneda').attachEvent('onChange', lst_moneda_change)
+        $$('lst_tipo_comprobante').attachEvent('onChange', lst_tipo_comprobante_change)
         $$('lst_serie').attachEvent('onChange', lst_serie_change)
 
         $$('cmd_cfdi_notes').attachEvent('onItemClick', cmd_cfdi_notes_click)
@@ -817,6 +818,11 @@ function calcular_impuestos(){
     grid_totals.clearAll()
     grid_totals.add({id: 1, concepto: 'SubTotal', importe: 0})
 
+    var tc = $$('lst_tipo_comprobante').getValue()
+    if(tc=='T'){
+        return
+    }
+
     grid.eachRow(function(row){
         var product = grid.getItem(row)
         var valor_unitario = parseFloat(product.valor_unitario)
@@ -1804,6 +1810,13 @@ function lst_tipo_relacion_change(nv, ov){
 }
 
 
+function lst_tipo_comprobante_change(nv, ov){
+    if(nv=='T' || ov=='T'){
+        calcular_impuestos()
+    }
+}
+
+
 function lst_serie_change(nv, ov){
     query = table_series.chain().find({id: nv}).data()[0]
     if(query.usarcon){