feat(core): initialize core app with abstract UUID and timestamp models

backend/config/settings.py

@@ -45,6 +45,9 @@ INSTALLED_APPS = [
     # Third party apps
     'rest_framework',
     'corsheaders',
+
+    # Local apps
+    'core',
 ]
 
 MIDDLEWARE = [

backend/core/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

backend/core/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class CoreConfig(AppConfig):
+    name = 'core'

backend/core/models.py

@@ -0,0 +1,21 @@
+import uuid
+from django.db import models
+
+class BaseModel(models.Model):
+    """
+    Abstract base model that uses a UUID for its primary key instead of an integer.
+    """
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+
+    class Meta:
+        abstract = True
+
+class TimeStampedModel(BaseModel):
+    """
+    Abstract base model that adds self-updating created_at and updated_at fields.
+    """
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        abstract = True

backend/core/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

backend/core/views.py

@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.