NDOJ/judge/migrations/0085_submission_source.py

# -*- coding: utf-8 -*-
# Generated by Django 1.11.15 on 2019-01-31 22:18
import django.db.models.deletion
from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [
        ("judge", "0084_contest_formats"),
    ]

    operations = [
        migrations.CreateModel(
            name="SubmissionSource",
            fields=[
                (
                    "id",
                    models.AutoField(
                        auto_created=True,
                        primary_key=True,
                        serialize=False,
                        verbose_name="ID",
                    ),
                ),
                (
                    "source",
                    models.TextField(max_length=65536, verbose_name="source code"),
                ),
                (
                    "submission",
                    models.OneToOneField(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="link",
                        to="judge.Submission",
                        verbose_name="associated submission",
                    ),
                ),
            ],
        ),
        migrations.RunSQL(
            [
                """INSERT INTO judge_submissionsource (source, submission_id)
                SELECT source, id AS 'submission_id' FROM judge_submission;"""
            ],
            [
                """UPDATE judge_submission sub
                INNER JOIN judge_submissionsource src ON sub.id = src.submission_id
                SET sub.source = src.source;"""
            ],
            elidable=True,
        ),
        migrations.RemoveField(
            model_name="submission",
            name="source",
        ),
        migrations.AlterField(
            model_name="submissionsource",
            name="submission",
            field=models.OneToOneField(
                on_delete=django.db.models.deletion.CASCADE,
                related_name="source",
                to="judge.Submission",
                verbose_name="associated submission",
            ),
        ),
    ]