feat: implement reconciliation jar summary.

tienda_ilusion/don_confiao/migrations/0012_payment.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0.6 on 2024-07-13 14:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0011_alter_product_name'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Payment',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('date_time', models.DateTimeField()),
+                ('type_payment', models.CharField(choices=[('CASH', 'Cash'), ('CONFIAR', 'Confiar'), ('BANCOLOMBIA', 'Bancolombia')], default='CASH', max_length=30)),
+                ('mount', models.DecimalField(decimal_places=2, max_digits=9)),
+                ('description', models.CharField(blank=True, max_length=255, null=True)),
+            ],
+        ),
+    ]

tienda_ilusion/don_confiao/migrations/0013_rename_mount_payment_amount.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.6 on 2024-07-13 15:56
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0012_payment'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='payment',
+            old_name='mount',
+            new_name='amount',
+        ),
+    ]

tienda_ilusion/don_confiao/migrations/0014_reconciliationjar_payment_reconciliation_jar.py

@@ -0,0 +1,27 @@
+# Generated by Django 5.0.6 on 2024-07-13 16:35
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0013_rename_mount_payment_amount'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ReconciliationJar',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('date_time', models.DateTimeField()),
+                ('description', models.CharField(blank=True, max_length=255, null=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='payment',
+            name='reconciliation_jar',
+            field=models.ForeignKey(default=None, on_delete=django.db.models.deletion.RESTRICT, to='don_confiao.reconciliationjar'),
+        ),
+    ]

tienda_ilusion/don_confiao/migrations/0015_alter_payment_reconciliation_jar.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.0.6 on 2024-07-13 16:36
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('don_confiao', '0014_reconciliationjar_payment_reconciliation_jar'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='payment',
+            name='reconciliation_jar',
+            field=models.ForeignKey(default=None, null=True, on_delete=django.db.models.deletion.RESTRICT, to='don_confiao.reconciliationjar'),
+        ),
+    ]

tienda_ilusion/don_confiao/models.py

@@ -44,3 +44,55 @@ class Product(models.Model):
 
     def __str__(self):
         return self.name
+
+class PyamentMethods(models.TextChoices):
+    CASH = 'CASH', _('Cash')
+    CONFIAR = 'CONFIAR', _('Confiar')
+    BANCOLOMBIA = 'BANCOLOMBIA', _('Bancolombia')
+
+class ReconciliationJarSummary():
+    def __init__(self, payments):
+        self._validate_payments(payments)
+        self._payments = payments
+
+    def _validate_payments(self, payments):
+        pass
+
+    @property
+    def total(self):
+        return sum([p.amount for p in self.payments])
+
+    @property
+    def payments(self):
+        return self._payments
+
+
+class ReconciliationJar(models.Model):
+    date_time = models.DateTimeField()
+    description = models.CharField(max_length=255, null=True, blank=True)
+
+
+class Payment(models.Model):
+    date_time = models.DateTimeField()
+    type_payment = models.CharField(
+        max_length=30,
+        choices=PyamentMethods.choices,
+        default=PyamentMethods.CASH
+    )
+    amount = models.DecimalField(max_digits=9, decimal_places=2)
+    reconciliation_jar = models.ForeignKey(
+        ReconciliationJar,
+        null=True,
+        default=None,
+        on_delete=models.RESTRICT
+    )
+    description = models.CharField(max_length=255, null=True, blank=True)
+
+    @classmethod
+    def get_reconciliation_jar_summary(cls):
+        return ReconciliationJarSummary(
+            cls.objects.filter(
+                type_payment=PyamentMethods.CASH,
+                reconciliation_jar=None
+            )
+        )

tienda_ilusion/don_confiao/test_billing.py

@@ -0,0 +1,38 @@
+from django.test import Client, TestCase
+from .models import Payment
+
+
+class TestBilling(TestCase):
+
+    def test_reconciliation_jar_summary(self):
+        cash_payment1 = Payment()
+        cash_payment1.date_time = '2024-07-07 12:00:00'
+        cash_payment1.type_payment = 'CASH'
+        cash_payment1.amount = 132000
+        cash_payment1.description = 'Saldo en compra'
+        cash_payment1.save()
+
+        cash_payment2 = Payment()
+        cash_payment2.date_time = '2024-07-07 13:05:00'
+        cash_payment2.type_payment = 'CASH'
+        cash_payment2.amount = 32000
+        cash_payment2.save()
+
+        confiar_payment = Payment()
+        confiar_payment.date_time = '2024-07-07 16:00:00'
+        confiar_payment.type_payment = 'CONFIAR'
+        confiar_payment.amount = 85000
+        confiar_payment.save()
+
+        bancolombia_payment = Payment()
+        bancolombia_payment.date_time = '2024-07-07 12:30:00'
+        bancolombia_payment.type_payment = 'BANCOLOMBIA'
+        bancolombia_payment.amount = 12000
+        bancolombia_payment.save()
+
+        jar_summary = Payment.get_reconciliation_jar_summary()
+        self.assertEqual(164000, jar_summary.total)
+        self.assertSetEqual(
+            {cash_payment1, cash_payment2},
+            set(jar_summary.payments)
+        )