Merge pull request 'Registrar pagos completos con compras en efectivo #13' (#20) from make_payment_with_efective_purchase_#13 into main

Reviewed-on: OneTeam/don_confiao#20

tienda_ilusion/don_confiao/forms.py

@@ -50,12 +50,11 @@ class PurchaseSummaryForm(forms.Form):
         widget=readonly_number_widget
     )
     payment_method = forms.ChoiceField(
-        choices=PaymentMethods.choices,
+        choices=[(PaymentMethods.CASH, PaymentMethods.CASH)],
-        widget=forms.Select(attrs={'disabled': 'disabled'})
     )
 
 
-LineaFormSet = inlineformset_factory(
+SaleLineFormSet = inlineformset_factory(
     Sale,
     SaleLine,
     extra=1,

tienda_ilusion/don_confiao/migrations/0029_alter_customer_name.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.6 on 2024-08-17 19:28
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0028_alter_customer_address'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='customer',
+            name='name',
+            field=models.CharField(default=None, max_length=100),
+        ),
+    ]

tienda_ilusion/don_confiao/migrations/0030_paymentsale.py

@@ -0,0 +1,22 @@
+# Generated by Django 5.0.6 on 2024-08-17 21:00
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0029_alter_customer_name'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PaymentSale',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('payment', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='don_confiao.payment')),
+                ('sale', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='don_confiao.sale')),
+            ],
+        ),
+    ]

tienda_ilusion/don_confiao/models.py

@@ -3,6 +3,7 @@ from django.utils.translation import gettext_lazy as _
 from django.core.exceptions import ValidationError
 
 from decimal import Decimal
+from datetime import datetime
 
 
 class Customer(models.Model):
@@ -12,7 +13,6 @@ class Customer(models.Model):
     def __str__(self):
         return self.name
 
-
 class MeasuringUnits(models.TextChoices):
     UNIT = 'UNIT', _('Unit')
 
@@ -145,3 +145,23 @@ class Payment(models.Model):
                 reconciliation_jar=None
             )
         )
+
+    @classmethod
+    def total_payment_from_sale(cls, payment_method, sale):
+        payment = cls()
+        payment.date_time = datetime.today()
+        payment.type_payment = payment_method
+        payment.amount = sale.get_total()
+        payment.clean()
+        payment.save()
+
+        payment_sale = PaymentSale()
+        payment_sale.payment = payment
+        payment_sale.sale = sale
+        payment_sale.clean()
+        payment_sale.save()
+
+
+class PaymentSale(models.Model):
+    payment = models.ForeignKey(Payment, on_delete=models.CASCADE)
+    sale = models.ForeignKey(Sale, on_delete=models.CASCADE)

tienda_ilusion/don_confiao/tests/test_purchase_with_payment.py

@@ -1,37 +1,51 @@
 from django.test import Client, TestCase
 
-from ..models import Payment, Sale
+from ..models import Payment, Sale, Product, Customer
 
 
 class TestPurchaseWithPayment(TestCase):
     def setUp(self):
         self.client = Client()
+        self.product = Product()
+        self.product.name = "Arroz"
+        self.product.price = 5000
+        self.product.save()
+        customer = Customer()
+        customer.name = "Noelba Lopez"
+        customer.save()
+        self.customer = customer
 
-    # def test_generate_payment_when_it_has_payment(self):
+    def test_generate_payment_when_it_has_payment(self):
-    #     quantity = 2
+        quantity = 2
-    #     unit_price = 2500
+        unit_price = 2500
-    #     total = 5000
+        total = 5000
-    #     response = self.client.post(
+        self.client.post(
-    #         '/don_confiao/comprar',
+            '/don_confiao/comprar',
-    #         {
+            {
-    #             "customer": "Noelba Lopez",
+                "customer": str(self.customer.id),
-    #             "date": "2024-07-27",
+                "date": "2024-07-27",
-    #             "phone": "3010101000",
+                "phone": "3010101000",
-    #             "description": "Venta de contado",
+                "description": "Venta de contado",
-    #             "saleline_set-TOTAL_FORMS": "1",
+                "saleline_set-TOTAL_FORMS": "1",
-    #             "saleline_set-INITIAL_FORMS": "0",
+                "saleline_set-INITIAL_FORMS": "0",
-    #             "saleline_set-MIN_NUM_FORMS": "0",
+                "saleline_set-MIN_NUM_FORMS": "0",
-    #             "saleline_set-MAX_NUM_FORMS": "1000",
+                "saleline_set-MAX_NUM_FORMS": "1000",
-    #             "saleline_set-0-product": "Papayita",
+                "saleline_set-0-product": str(self.product.id),
-    #             "saleline_set-0-quantity": str(quantity),
+                "saleline_set-0-quantity": str(quantity),
-    #             "saleline_set-0-unit_price": str(unit_price),
+                "saleline_set-0-unit_price": str(unit_price),
-    #             "saleline_set-0-description": "Linea de Venta",
+                "saleline_set-0-description": "Linea de Venta",
-    #             "saleline_set-0-sale": "",
+                "saleline_set-0-sale": "",
-    #             "saleline_set-0-id": "",
+                "saleline_set-0-id": "",
-    #         }
+                "quantity_lines": "1",
-    #     )
+                "quantity_products": str(quantity),
-    #     purchases = Sale.objects.all()
+                "ammount": str(quantity * unit_price),
-    #     self.assertEqual(1, len(purchases))
+                "payment_method": "CASH",
-    #     payments = Payment.objects.all()
+            }
-    #     self.assertEqual(1, len(payments))
+        )
-    #     self.assertEqual(total, payments[0].ammount)
+
+        purchases = Sale.objects.all()
+        self.assertEqual(1, len(purchases))
+        payments = Payment.objects.all()
+        self.assertEqual(1, len(payments))
+        self.assertEqual(total, payments[0].amount)
+        self.assertEqual('CASH', payments[0].type_payment)

tienda_ilusion/don_confiao/views.py

@@ -1,11 +1,10 @@
 from django.shortcuts import render
 from django.http import HttpResponse, HttpResponseRedirect, JsonResponse
-from django.template import loader
-from django.core.exceptions import ValidationError
 from django.views.generic import ListView
+from django.db import transaction
 
-from .models import Sale, Product, ProductCategory, Payment
+from .models import Sale, Product, ProductCategory, Payment, PaymentMethods
-from .forms import ImportProductsForm, PurchaseForm, LineaFormSet, ReconciliationJarForm, PurchaseSummaryForm
+from .forms import ImportProductsForm, PurchaseForm, SaleLineFormSet, ReconciliationJarForm, PurchaseSummaryForm
 
 import csv
 import io
@@ -14,29 +13,39 @@ import io
 def index(request):
     return render(request, 'don_confiao/index.html')
 
-
 def buy(request):
     if request.method == "POST":
         sale_form = PurchaseForm(request.POST)
-        sale_linea_form = LineaFormSet(request.POST)
+        line_formset = SaleLineFormSet(request.POST)
         sale_summary_form = PurchaseSummaryForm(request.POST)
-        if sale_form.is_valid() and sale_linea_form.is_valid():
+        forms_are_valid = all([
-            sale = sale_form.save()
+            sale_form.is_valid(),
-            lines = sale_linea_form.save(commit=False)
+            line_formset.is_valid(),
-            for line in lines:
+            sale_summary_form.is_valid()
-                line.sale = sale
+        ])
-                line.save()
+        payment_method = request.POST.get('payment_method')
+        valid_payment_methods = [PaymentMethods.CASH]
+        valid_payment_method = payment_method in valid_payment_methods
+        if forms_are_valid:
+            with transaction.atomic():
+                sale = sale_form.save()
+                line_formset.instance = sale
+                line_formset.save()
+                Payment.total_payment_from_sale(
+                    payment_method,
+                    sale
+                )
             return HttpResponseRedirect("compras")
     else:
         sale_form = PurchaseForm()
-        sale_linea_form = LineaFormSet()
+        line_formset = SaleLineFormSet()
         sale_summary_form = PurchaseSummaryForm()
     return render(
         request,
         'don_confiao/purchase.html',
         {
             'sale_form': sale_form,
-            'linea_formset': sale_linea_form,
+            'linea_formset': line_formset,
             'summary_form': sale_summary_form,
         }
     )