view: calculando resumen de compra.

tienda_ilusion/don_confiao/views.py

@@ -5,7 +5,7 @@ from django.core.exceptions import ValidationError
 from django.views.generic import ListView
 
 from .models import Sale, Product, ProductCategory, Payment
-from .forms import ImportProductsForm, PurchaseForm, LineaFormSet, ReconciliationJarForm
+from .forms import ImportProductsForm, PurchaseForm, LineaFormSet, ReconciliationJarForm, PurchaseSummaryForm
 
 import csv
 import io
@@ -29,12 +29,14 @@ def buy(request):
     else:
         sale_form = PurchaseForm()
         sale_linea_form = LineaFormSet()
+        sale_summary_form = PurchaseSummaryForm()
     return render(
         request,
         'don_confiao/purchase.html',
         {
             'sale_form': sale_form,
-            'linea_formset': sale_linea_form
+            'linea_formset': sale_linea_form,
+            'summary_form': sale_summary_form,
         }
     )