# Generated by Django 3.1.3 on 2022-07-13 06:01
import django
from django.db import migrations

from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP


def migrate_geometry_srs(apps, schema_editor):
    Geometry = apps.get_model("konova", "Geometry")
    all_geoms = Geometry.objects.all()

    # Transform all geoms and store in new geom field
    for geometry in all_geoms:
        geom = geometry.geom
        if geom is None:
            continue
        geom.transform(DEFAULT_SRID_RLP)
        geometry.geom_tmp = geom
        geometry.save()


class Migration(migrations.Migration):

    dependencies = [
        ('konova', '0011_auto_20220420_1101'),
    ]

    operations = [
        migrations.AddField(
            model_name="geometry",
            name="geom_tmp",
            field=django.contrib.gis.db.models.fields.MultiPolygonField(blank=True, null=True, srid=DEFAULT_SRID_RLP)
        ),
        migrations.RunPython(migrate_geometry_srs),
    ]