Added filter functionality and combined both base.html

payments/migrations/0004_populate_tariffs.py

@@ -0,0 +1,53 @@
+from django.db import migrations
+from decimal import Decimal
+
+
+def create_tariffs(apps, schema_editor):
+    ContainerTariffPeriod = apps.get_model('payments', 'ContainerTariffPeriod')
+    AdditionalFees = apps.get_model('payments', 'AdditionalFees')
+
+    tariffs_20 = [
+        ('20', 1, 3, Decimal('5.00')),
+        ('20', 4, 7, Decimal('10.00')),
+        ('20', 8, 15, Decimal('15.00')),
+        ('20', 16, None, Decimal('20.00')),
+    ]
+
+    tariffs_40 = [
+        ('40', 1, 3, Decimal('10.00')),
+        ('40', 4, 7, Decimal('15.00')),
+        ('40', 8, 15, Decimal('20.00')),
+        ('40', 16, None, Decimal('25.00')),
+    ]
+
+    for container_size, from_days, to_days, daily_rate in tariffs_20 + tariffs_40:
+        ContainerTariffPeriod.objects.create(
+            container_size=container_size,
+            from_days=from_days,
+            to_days=to_days,
+            daily_rate=daily_rate
+        )
+
+    AdditionalFees.objects.create(
+        reefer_daily_supplement=Decimal('3.00'),
+        sweeping_fee=Decimal('35.00'),
+        fumigation_fee=Decimal('75.00')
+    )
+
+
+def reverse_tariffs(apps, schema_editor):
+    ContainerTariffPeriod = apps.get_model('payments', 'ContainerTariffPeriod')
+    AdditionalFees = apps.get_model('payments', 'AdditionalFees')
+
+    ContainerTariffPeriod.objects.all().delete()
+    AdditionalFees.objects.all().delete()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('payments', '0003_auto_20250725_1920'),  # Adjust this to your last migration
+    ]
+
+    operations = [
+        migrations.RunPython(create_tariffs, reverse_tariffs),
+    ]