cmsmanage/tasks/migrations/0003_task_recurrence.py

# Generated by Django 3.2.3 on 2021-05-19 21:46

from django.db import migrations
import recurrence
import recurrence.fields


def transfer_recurrence(apps, schema_editor):
    Task = apps.get_model("tasks", "task")
    for task in Task.objects.all():
        task.recurrence = recurrence.deserialize("RRULE:" + task.recurrence_interval)
        task.save(update_fields=["recurrence"])


class Migration(migrations.Migration):
    dependencies = [
        ("tasks", "0002_tool_slug"),
    ]

    operations = [
        migrations.AddField(
            model_name="task",
            name="recurrence",
            field=recurrence.fields.RecurrenceField(default=""),
            preserve_default=False,
        ),
        migrations.RunPython(transfer_recurrence),
        migrations.RemoveField(
            model_name="task",
            name="recurrence_interval",
        ),
    ]