One-To-One Link, UserProfile and Migrations

apps/userprofile/admin.py

@@ -0,0 +1,5 @@
+from django.contrib import admin
+
+from .models import Profile
+
+admin.site.register(Profile)

apps/userprofile/apps.py

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

apps/userprofile/migrations/0001_initial.py

@@ -0,0 +1,27 @@
+# Generated by Django 2.2.6 on 2019-10-23 20:34
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Profile',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('bio', models.TextField(blank=True, max_length=500)),
+                ('phone_number', models.CharField(blank=True, max_length=12)),
+                ('birth_date', models.DateField(blank=True, null=True)),
+                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

apps/userprofile/models.py

@@ -0,0 +1,19 @@
+from django.db import models
+from django.contrib.auth.models import User
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+
+class Profile(models.Model):
+    user = models.OneToOneField(User, on_delete=models.CASCADE)
+    bio = models.TextField(max_length=500, blank=True)
+    phone_number = models.CharField(max_length=12, blank=True)
+    birth_date = models.DateField(null=True, blank=True)
+
+@receiver(post_save, sender=User)
+def create_user_profile(sender, instance, created, **kwargs):
+    if created:
+        Profile.objects.create(user=instance)
+
+@receiver(post_save, sender=User)
+def save_user_profile(sender, instance, **kwargs):
+    instance.profile.save()

apps/userprofile/tests.py

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

apps/userprofile/views.py

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

crm_main/settings.py

@@ -45,6 +45,7 @@
 
 LOCAL_APPS = [
     'apps.common',
+    'apps.userprofile',
 ]
 
 INSTALLED_APPS = DEFAULT_APPS + LOCAL_APPS + THIRD_PARTY_APPS