Add scheduling module

courses/scheduling/__init__.py

+__version__ = '0.0.1'

courses/scheduling/apps.py

+from django.apps import AppConfig
+
+
+class CoursesSchedulingConfig(AppConfig):
+    name = 'courses.scheduling'

courses/scheduling/migrations/0001_initial.py

+# Generated by Django 2.2.24 on 2021-12-07 11:48
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ScheduledTask',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('task_id', models.IntegerField()),
+                ('release_date', models.DateTimeField(blank=True, default=None, null=True, verbose_name='Date')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'verbose_name': 'ScheduledTask',
+                'verbose_name_plural': 'ScheduledTasks',
+            },
+        ),
+    ]

courses/scheduling/models.py

+from django.db import models
+from django.conf import settings
+from django.urls import reverse_lazy
+
+from courses.models import Lesson, Unit
+from django.utils.translation import ugettext_lazy as _
+from django.contrib.contenttypes.fields import GenericRelation
+
+
+class ScheduledTask(models.Model):
+
+    class Meta:
+        verbose_name = _('ScheduledTask')
+        verbose_name_plural = _('ScheduledTasks')
+
+    task_id = models.IntegerField()
+
+    notes = GenericRelation(Lesson, Unit,)
+
+    release_date = models.DateTimeField(
+        _('Date'),
+        null=True,
+        blank=True,
+        default=None,
+    )
+
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)

courses/signals.py

@@ -16,4 +16,4 @@ def lesson_created_or_updated(sender, instance: Lesson, **kwargs):
 @receiver(pre_save, sender=Unit)
 def unit_created_or_updated(sender, instance: Unit, **kwargs):
     previous_unit = Unit.objects.get(id=instance.id)
-    publish_unit.apply_async(args=[instance.id], eta=instance.release_date)
+    #publish_unit.apply_async(args=[instance.id], eta=instance.release_date)