From 4d1e9d247bdf3e158a65d4681ad397237bf6f754 Mon Sep 17 00:00:00 2001
From: Kenan7 <kenankzmv@gmail.com>
Date: Sat, 6 Feb 2021 13:39:44 +0400
Subject: [PATCH] add common model so we can inherit timestamped model wherever
 we want, DRY

---
 my_awesome_project/common.py         |  9 +++++++++
 my_awesome_project/fileapp/models.py |  6 +++---
 my_awesome_project/fileapp/tasks.py  | 13 +++++++++++++
 3 files changed, 25 insertions(+), 3 deletions(-)
 create mode 100644 my_awesome_project/common.py
 create mode 100644 my_awesome_project/fileapp/tasks.py

diff --git a/my_awesome_project/common.py b/my_awesome_project/common.py
new file mode 100644
index 0000000..976dca3
--- /dev/null
+++ b/my_awesome_project/common.py
@@ -0,0 +1,9 @@
+from django.db import models
+
+
+class TimeStampedModel(models.Model):
+    created_at = models.DateTimeField(auto_now_add=True)
+    modified_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        abstract = True
diff --git a/my_awesome_project/fileapp/models.py b/my_awesome_project/fileapp/models.py
index 43d7c63..3bbcfd5 100644
--- a/my_awesome_project/fileapp/models.py
+++ b/my_awesome_project/fileapp/models.py
@@ -1,6 +1,4 @@
-from django.conf import settings
 from django.contrib.auth import get_user_model
-from django.db import models
 from django.db.models import (
     CASCADE,
     CharField,
@@ -11,6 +9,8 @@
     Model,
 )
 
+from my_awesome_project.common import TimeStampedModel
+
 User = get_user_model()
 # User = settings.AUTH_USER_MODEL
 
@@ -24,7 +24,7 @@ def last_messages(self):
         return self.all().order_by("-id")[:10]
 
 
-class FileModel(Model):
+class FileModel(TimeStampedModel):
     name = CharField(max_length=20)
     description = CharField(
         max_length=1000, default="default file description"
diff --git a/my_awesome_project/fileapp/tasks.py b/my_awesome_project/fileapp/tasks.py
new file mode 100644
index 0000000..530a31c
--- /dev/null
+++ b/my_awesome_project/fileapp/tasks.py
@@ -0,0 +1,13 @@
+from django.contrib.auth import get_user_model
+
+from config import celery_app
+
+from .models import FileModel
+
+User = get_user_model()
+
+
+@celery_app.task()
+def get_users_count():
+    """A pointless Celery task to demonstrate usage."""
+    return User.objects.count()