chore: add Task & BaseTask migration

todo/migrations/0011_auto_20190423_2115.py

@@ -0,0 +1,90 @@
+# Generated by Django 2.2 on 2019-04-23 21:15
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('todo', '0010_attachment'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='task',
+            options={},
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='assigned_to',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='completed',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='completed_date',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='created_by',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='created_date',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='due_date',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='id',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='note',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='priority',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='task_list',
+        ),
+        migrations.RemoveField(
+            model_name='task',
+            name='title',
+        ),
+        migrations.CreateModel(
+            name='BaseTask',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=140)),
+                ('created_date', models.DateField(blank=True, default=django.utils.timezone.now, null=True)),
+                ('due_date', models.DateField(blank=True, null=True)),
+                ('completed', models.BooleanField(default=False)),
+                ('completed_date', models.DateField(blank=True, null=True)),
+                ('note', models.TextField(blank=True, null=True)),
+                ('priority', models.PositiveIntegerField(blank=True, null=True)),
+                ('assigned_to', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='todo_assigned_to', to=settings.AUTH_USER_MODEL)),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='todo_created_by', to=settings.AUTH_USER_MODEL)),
+                ('task_list', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='todo.TaskList')),
+            ],
+            options={
+                'ordering': ['priority', 'created_date'],
+            },
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='basetask_ptr',
+            field=models.OneToOneField(auto_created=True, default=1, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='todo.BaseTask'),
+            preserve_default=False,
+        ),
+    ]