team-3/src/c3nav/mapdata/migrations/0051_move_intermediate_areas.py
2017-05-24 10:05:10 +02:00

43 lines
1.3 KiB
Python

# -*- coding: utf-8 -*-
# Generated by Django 1.10.4 on 2017-05-05 11:46
from __future__ import unicode_literals
from django.db import migrations
def move_intermediate_areas(apps, schema_editor):
Level = apps.get_model('mapdata', 'Level')
for level in Level.objects.filter(intermediate=True):
lower_level = Level.objects.filter(altitude__lt=level.altitude).order_by('-altitude').first()
upper_level = Level.objects.filter(altitude__gt=level.altitude).order_by('altitude').first()
for area in level.areas.all():
area.level = lower_level
area.layer = 'upper'
area.save()
areaitems = []
for c in ('escalators', 'obstacles', 'lineobstacles', 'stairs', 'stuffedareas'):
areaitems.extend(getattr(area, c).all())
area.pk = None
area.name += '_'
area.level = upper_level
area.layer = 'lower'
area.save()
for areaitem in areaitems:
areaitem.pk = None
areaitem.name += '-_'
areaitem.area = area
areaitem.save()
class Migration(migrations.Migration):
dependencies = [
('mapdata', '0050_categorize_intermediate_areas'),
]
operations = [
migrations.RunPython(move_intermediate_areas),
]