feat(buy): send products list to buy view.

tienda_ilusion/don_confiao/views.py

@@ -8,8 +8,16 @@ from .forms import ImportProductsForm, PurchaseForm, SaleLineFormSet, Reconcilia
 
 import csv
 import io
+import json
+from decimal import Decimal
 
 
+class DecimalEncoder(json.JSONEncoder):
+    def default(self, obj):
+        if isinstance(obj, Decimal):
+            return float(obj)
+        return json.JSONEncoder.default(self, obj)
+
 def index(request):
     return render(request, 'don_confiao/index.html')
 
@@ -47,6 +55,7 @@ def buy(request):
             'sale_form': sale_form,
             'linea_formset': line_formset,
             'summary_form': sale_summary_form,
+            'list_products': json.dumps(Product.to_list(), cls=DecimalEncoder),
         }
     )