tienda_ilusion/don_confiao/templates/don_confiao/purchase.html

@@ -1,6 +1,9 @@
 {% extends 'don_confiao/base.html' %}
 {% block content %}
 {% load static %}
+<script>
+  let listProducts = JSON.parse("{{ list_products|escapejs }}");
+</script>
 <div class="flex h-full">
   <div class="h-full w-10/12 flex flex-col p-5">
     <form id="complete_form_purchase" method="POST" class="h-10/12 w-full max-h-full overflow-auto">
@@ -15,7 +18,6 @@
           </div>
         {% endfor %}
       </div>
-    </form>
     <div class="h-2/12 flex justify-center">
       <button id="add_line" type="button" class="bg-yellow-400 shadow hover:shadow-lg py-2 px-5 rounded-full font-bold hover:bg-violet-200 ease-in duration-150" onclick="add_line">Añadir Linea</button>
     </div>
@@ -26,6 +28,7 @@
     {{ summary_form }}
     <button class="font-bold my-10 py-2 px-4 rounded-full bg-yellow-400 shadow hover:shadow-lg hover:bg-violet-200 ease-in duration-150" name="form" type="submit" >Comprar</button>
   </div>
+      </form>
 </div>
 
 <script src="https://cdn.tailwindcss.com/"></script>

tienda_ilusion/don_confiao/tests/test_buy_form.py

@@ -0,0 +1,22 @@
+from django.test import Client, TestCase
+from ..models import Product
+
+
+class TestBuyForm(TestCase):
+    def setUp(self):
+        self.client = Client()
+        self.product = Product()
+        self.product.name = "Arroz"
+        self.product.price = 5000
+        self.product.save()
+
+    def test_buy_contains_products_list(self):
+        response = self.client.get('/don_confiao/comprar')
+        self.assertIn(
+            self.product.name,
+            response.context['list_products']
+        )
+        content = response.content.decode('utf-8')
+        self.assertIn('5000', content)
+        self.assertIn('Arroz', content)
+        self.assertIn(str(self.product.id), content)

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),
         }
     )