tienda_ilusion/don_confiao/api_views.py

@@ -6,9 +6,11 @@ from rest_framework.pagination import PageNumberPagination
 
 from .models import Sale, SaleLine, Customer, Product, ReconciliationJar, PaymentMethods, AdminCode
 from .serializers import SaleSerializer, ProductSerializer, CustomerSerializer, ReconciliationJarSerializer, PaymentMethodSerializer, SaleForRenconciliationSerializer, SaleSummarySerializer
+from .views import sales_to_tryton_csv
 
 from decimal import Decimal
-import json
+import io
+import csv
 
 
 class Pagination(PageNumberPagination):
@@ -128,12 +130,14 @@ class SalesForReconciliationView(APIView):
 
         return Response(grouped_sales)
 
+
 class SaleSummary(APIView):
     def get(self, request, id):
         sale = Sale.objects.get(pk=id)
         serializer = SaleSummarySerializer(sale)
         return Response(serializer.data)
 
+
 class AdminCodeValidateView(APIView):
     def get(self, request, code):
         codes = AdminCode.objects.filter(value=code)
@@ -144,3 +148,19 @@ class ReconciliateJarModelView(viewsets.ModelViewSet):
     queryset = ReconciliationJar.objects.all().order_by('-date_time')
     pagination_class = Pagination
     serializer_class = ReconciliationJarSerializer
+
+
+class SalesForTrytonView(APIView):
+    def get(self, request):
+        sales = Sale.objects.all()
+        csv = self._generate_sales_CSV(sales)
+        return Response({'csv': csv})
+
+    def _generate_sales_CSV(self, sales):
+        output = io.StringIO()
+        writer = csv.writer(output)
+        csv_data = sales_to_tryton_csv(sales)
+
+        for row in csv_data:
+            writer.writerow(row)
+        return output.getvalue()

tienda_ilusion/don_confiao/tests/test_api.py

@@ -1,4 +1,7 @@
 import json
+import csv
+import io
+
 from django.urls import reverse
 from rest_framework import status
 from rest_framework.test import APITestCase
@@ -45,6 +48,58 @@ class TestAPI(APITestCase):
         self.assertEqual(response.status_code, 200)
         self.assertEqual(self.customer.name, json_response[0]['name'])
 
+    def test_get_sales_for_tryton(self):
+        url = '/don_confiao/api/sales/for_tryton'
+        self._create_sale()
+        response = self.client.get(url)
+        json_response = json.loads(response.content.decode('utf-8'))
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertIn('csv', json_response)
+        self.assertGreater(len(json_response['csv']), 0)
+
+    def test_csv_structure_in_sales_for_tryton(self):
+        url = '/don_confiao/api/sales/for_tryton'
+        self._create_sale()
+        response = self.client.get(url)
+        json_response = json.loads(response.content.decode('utf-8'))
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+
+        csv_reader = csv.reader(io.StringIO(json_response['csv']))
+        expected_header = [
+            "Tercero",
+            "Dirección de facturación",
+            "Dirección de envío",
+            "Descripción",
+            "Referencia",
+            "Fecha venta",
+            "Plazo de pago",
+            "Almacén",
+            "Moneda",
+            "Líneas/Producto",
+            "Líneas/Cantidad",
+            "Líneas/Precio unitario",
+            "Líneas/Unidad",
+            "Empresa",
+            "Tienda",
+            "Terminal de venta",
+            "Autorecogida",
+            "Comentario"
+        ]
+        self.assertEqual(next(csv_reader), expected_header)
+
+        expected_rows = [
+            [self.customer.name, self.customer.name, self.customer.name, "",
+             "", "2024-09-02 00:00:00+00:00", "Contado", "Almacén",
+             "Peso colombiano", self.product.name, "2", "3000.00", "Unidad",
+             "TIENDA LA ILUSIÓN", "Tienda La Ilusion", "La Ilusion", "True", ""
+             ],
+            ["", "", "", "", "", "", "", "", "", self.product.name, "3",
+             "5000.00", "Unidad", "", "", "", "", ""
+             ],
+        ]
+        rows = list(csv_reader)
+        self.assertEqual(rows, expected_rows)
+
     def _create_sale(self):
         url = '/don_confiao/api/sales/'
         data = {

tienda_ilusion/don_confiao/tests/test_exportar_ventas_para_tryton.py

@@ -0,0 +1,73 @@
+import csv
+
+from django.test import TestCase, Client
+from django.urls import reverse
+
+from ..models import Sale, SaleLine, Product, Customer
+
+class TestExportarVentasParaTryton(TestCase):
+    def setUp(self):
+        self.product = Product.objects.create(
+            name='Panela',
+            price=5000,
+            measuring_unit='UNIT'
+        )
+        self.customer = Customer.objects.create(
+            name='Camilo'
+        )
+        self.sale = Sale.objects.create(
+            customer=self.customer,
+            date='2024-09-02',
+            payment_method='CASH',
+        )
+        self.sale_line1 = SaleLine.objects.create(
+            product=self.product,
+            quantity=2,
+            unit_price=3000,
+            sale=self.sale
+        )
+        self.sale_line2 = SaleLine.objects.create(
+            product=self.product,
+            quantity=3,
+            unit_price=5000,
+            sale=self.sale
+        )
+
+    def test_exportar_ventas_para_tryton(self):
+        client = Client()
+        url = '/don_confiao/exportar_ventas_para_tryton'
+        response = client.get(url)
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response['Content-Type'], 'text/csv')
+        csv_content = response.content.decode('utf-8')
+
+        expected_header = [
+            "Tercero",
+            "Dirección de facturación",
+            "Dirección de envío",
+            "Descripción",
+            "Referencia",
+            "Fecha venta",
+            "Plazo de pago",
+            "Almacén",
+            "Moneda",
+            "Líneas/Producto",
+            "Líneas/Cantidad",
+            "Líneas/Precio unitario",
+            "Líneas/Unidad",
+            "Empresa",
+            "Tienda",
+            "Terminal de venta",
+            "Autorecogida",
+            "Comentario"
+        ]
+        csv_reader = csv.reader(csv_content.splitlines())
+        self.assertEqual(next(csv_reader), expected_header)
+
+        expected_rows = [
+            ["Camilo", "Camilo", "Camilo", "", "", "2024-09-02 00:00:00+00:00", "Contado", "Almacén", "Peso colombiano", "Panela", "2", "3000.00", "Unidad", "TIENDA LA ILUSIÓN", "Tienda La Ilusion", "La Ilusion", "True", ""],
+            ["", "", "", "", "", "", "", "", "", "Panela", "3", "5000.00", "Unidad", "", "", "", "", ""],
+        ]
+        csv_rows = list(csv_reader)
+        self.assertEqual(csv_rows[0], expected_rows[0])
+        self.assertEqual(csv_rows[1], expected_rows[1])

tienda_ilusion/don_confiao/urls.py

@@ -30,5 +30,6 @@ urlpatterns = [
     path('purchases/for_reconciliation', api_views.SalesForReconciliationView.as_view(), name='sales_for_reconciliation'),
     path('reconciliate_jar', api_views.ReconciliateJarView.as_view()),
     path('api/admin_code/validate/<code>', api_views.AdminCodeValidateView.as_view()),
+    path('api/sales/for_tryton', api_views.SalesForTrytonView.as_view()),
     path('api/', include(router.urls)),
 ]

tienda_ilusion/don_confiao/views.py

@@ -163,8 +163,7 @@ def handle_import_customers_file(csv_file):
             }
         )
 
-
+def sales_to_tryton_csv(sales):
-def exportar_ventas_para_tryton(request):
     tryton_sales_header = [
         "Tercero",
         "Dirección de facturación",
@@ -186,44 +185,50 @@ def exportar_ventas_para_tryton(request):
         "Comentario"
     ]
 
+    csv_data = [tryton_sales_header]
+    for sale in sales:
+        sale_lines = SaleLine.objects.filter(sale=sale.id)
+        if not sale_lines:
+            continue
+        lines = []
+        first_sale_line = sale_lines[0]
+        customer_info = [sale.customer.name] * 3 + [sale.description] * 2
+        first_line = customer_info + [
+            sale.date,
+            "Contado",
+            "Almacén",
+            "Peso colombiano",
+            first_sale_line.product.name,
+            first_sale_line.quantity,
+            first_sale_line.unit_price,
+            "Unidad",
+            "TIENDA LA ILUSIÓN",
+            "Tienda La Ilusion",
+            "La Ilusion",
+            True,
+            sale.description]
+        lines.append(first_line)
+        for line in sale_lines[1:]:
+            lines.append([""]*9+[
+                line.product.name,
+                line.quantity,
+                line.unit_price,
+                "Unidad"]+[""]*5)
+        for row in lines:
+            csv_data.append(row)
+
+    return csv_data
+
+
+def exportar_ventas_para_tryton(request):
     if request.method == "GET":
         response = HttpResponse(content_type='text/csv')
         response['Content-Disposition'] = "attachment; filename=sales.csv"
-        writer = csv.writer(response)
-        writer.writerow(tryton_sales_header)
-
         sales = Sale.objects.all()
-
+        csv_data = sales_to_tryton_csv(sales)
-        for sale in sales:
+        writer = csv.writer(response)
-            sale_lines = SaleLine.objects.filter(sale=sale.id)
+        for row in csv_data:
-            if not sale_lines:
+            writer.writerow(row)
-                continue
-            lines = []
-            first_sale_line = sale_lines[0]
-            customer_info = [sale.customer.name] * 3 + [sale.description] * 2
-            first_line = customer_info + [
-                sale.date,
-                "Contado",
-                "Almacén",
-                "Peso colombiano",
-                first_sale_line.product.name,
-                first_sale_line.quantity,
-                "Unidad",
-                first_sale_line.unit_price,
-                "TIENDA LA ILUSIÓN",
-                "Tienda La Ilusion",
-                "La Ilusion",
-                True,
-                sale.description]
-            lines.append(first_line)
-            for line in sale_lines[1:]:
-                lines.append([""]*9+[
-                    line.product.name,
-                    line.quantity,
-                    line.unit_price,
-                    "Unidad"]+[""]*5)
-            for row in lines:
-                writer.writerow(row)
 
         return response