Add created_at and updated_at to all models

src/servala/core/migrations/0002_billingentity_created_at_billingentity_updated_at_and_more.py

@@ -0,0 +1,89 @@
+# Generated by Django 5.2b1 on 2025-03-17 06:19
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("core", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="billingentity",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                verbose_name="Created",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name="billingentity",
+            name="updated_at",
+            field=models.DateTimeField(auto_now=True, verbose_name="Last updated"),
+        ),
+        migrations.AddField(
+            model_name="organization",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                verbose_name="Created",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name="organization",
+            name="updated_at",
+            field=models.DateTimeField(auto_now=True, verbose_name="Last updated"),
+        ),
+        migrations.AddField(
+            model_name="organizationmembership",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                verbose_name="Created",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name="organizationmembership",
+            name="updated_at",
+            field=models.DateTimeField(auto_now=True, verbose_name="Last updated"),
+        ),
+        migrations.AddField(
+            model_name="organizationorigin",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                verbose_name="Created",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name="organizationorigin",
+            name="updated_at",
+            field=models.DateTimeField(auto_now=True, verbose_name="Last updated"),
+        ),
+        migrations.AddField(
+            model_name="user",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                verbose_name="Created",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name="user",
+            name="updated_at",
+            field=models.DateTimeField(auto_now=True, verbose_name="Last updated"),
+        ),
+    ]

src/servala/core/models/mixins.py

@@ -0,0 +1,15 @@
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+
+class ServalaModelMixin(models.Model):
+    created_at = models.DateTimeField(
+        auto_now_add=True, editable=False, verbose_name=_("Created")
+    )
+    updated_at = models.DateTimeField(
+        auto_now=True, editable=False, verbose_name=_("Last updated")
+    )
+
+    class Meta:
+        abstract = True
+        ordering = ("-created_at",)

src/servala/core/models/organization.py

@@ -1,8 +1,10 @@
 from django.db import models
 from django.utils.translation import gettext_lazy as _
 
+from .mixins import ServalaModelMixin
 
-class Organization(models.Model):
+
+class Organization(ServalaModelMixin, models.Model):
     name = models.CharField(max_length=100, verbose_name=_("Name"))
 
     billing_entity = models.ForeignKey(
@@ -33,7 +35,7 @@ class Organization(models.Model):
         return self.name
 
 
-class BillingEntity(models.Model):
+class BillingEntity(ServalaModelMixin, models.Model):
     """
     Every organization has a billing entity, though billing entities
     may be shared across different organizations.
@@ -53,7 +55,7 @@ class BillingEntity(models.Model):
         return self.name
 
 
-class OrganizationOrigin(models.Model):
+class OrganizationOrigin(ServalaModelMixin, models.Model):
     """
     Every organization has an origin, though origins may be
     shared across different organizations. The default origin
@@ -77,7 +79,7 @@ class OrganizationRole(models.TextChoices):
     OWNER = "owner", _("Owner")
 
 
-class OrganizationMembership(models.Model):
+class OrganizationMembership(ServalaModelMixin, models.Model):
     """Through-model for the many-to-many relationship between organizations and users."""
 
     user = models.ForeignKey(

src/servala/core/models/user.py

@@ -2,6 +2,8 @@ from django.contrib.auth.models import AbstractBaseUser, BaseUserManager
 from django.db import models
 from django.utils.translation import gettext_lazy as _
 
+from .mixins import ServalaModelMixin
+
 
 class UserManager(BaseUserManager):
     """
@@ -30,7 +32,7 @@ class UserManager(BaseUserManager):
         return self.create_user(email, password, **extra_fields)
 
 
-class User(AbstractBaseUser):
+class User(ServalaModelMixin, AbstractBaseUser):
     """The Django model provides a password and last_login field."""
 
     objects = UserManager()