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wip: reorder migration steps, add data migration placeholders

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This commit is contained in:
Adrien Lemaire 2019-04-24 11:31:05 +09:00
parent a00468f09f
commit 371a60e70f
1 changed files with 88 additions and 67 deletions
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157
todo/migrations/0011_swappable_task.py
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@ -6,85 +6,106 @@ import django.db.models.deletion
import django.utils.timezone
def forward_data_migration(apps, schema_editor):
pass
def backward_data_migration(apps, schema_editor):
pass
class Migration(migrations.Migration):
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('todo', '0010_attachment'),
("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',
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'],
},
(
"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.RunPython(forward_data_migration, backward_data_migration),
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.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'),
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,
),
]