gault-millau/apps/main/management/commands/add_site_features.py
Виктор Гладких 62b7befda7 SiteFeatures migrate
2019-11-26 15:45:11 +03:00

95 lines
3.8 KiB
Python

from django.core.management.base import BaseCommand
from django.db import connections
from django.utils.text import slugify
from establishment.management.commands.add_position import namedtuplefetchall
from main.models import SiteSettings, Feature, SiteFeature
from location.models import Country
from tqdm import tqdm
class Command(BaseCommand):
help = '''Add site_features for old db to new db.
Run after command add_site_settings!'''
def site_sql(self):
with connections['legacy'].cursor() as cursor:
cursor.execute('''
select s.id, s.country_code_2
from sites as s
''')
return namedtuplefetchall(cursor)
def update_site_old_id(self):
for a in tqdm(self.site_sql(), desc='Update old_id site: '):
country = Country.objects.filter(code=a.country_code_2).first()
SiteSettings.objects.filter(country=country, old_id__isnull=True)\
.update(old_id=a.id)
self.stdout.write(self.style.WARNING(f'Updated old_id site.'))
def feature_sql(self):
with connections['legacy'].cursor() as cursor:
cursor.execute('''
select f.id, slug
from features as f
''')
return namedtuplefetchall(cursor)
def add_feature(self):
objects = []
for a in tqdm(self.feature_sql(), desc='Add feature: '):
features = Feature.objects.filter(slug=slugify(a.slug)).update(old_id=a.id)
if features == 0:
objects.append(
Feature(slug=slugify(a.slug), old_id=a.id)
)
Feature.objects.bulk_create(objects)
self.stdout.write(self.style.WARNING(f'Created feature objects.'))
def site_features_sql(self):
with connections['legacy'].cursor() as cursor:
cursor.execute('''
select s.id as old_site_feature,
s.site_id,
case when s.state = 'published'
then True
else False
end as published,
s.feature_id,
c.country_code_2
from features as f
join site_features s on s.feature_id=f.id
join sites c on c.id = s.site_id
''')
return namedtuplefetchall(cursor)
def add_site_features(self):
objects = []
for a in tqdm(self.site_features_sql(), desc='Add site feature: '):
site = SiteSettings.objects.get(old_id=a.site_id,
subdomain=a.country_code_2)
feature = Feature.objects.get(old_id=a.feature_id)
site_features = SiteFeature.objects\
.filter(site_settings=site,
feature=feature
).update(old_id=a.old_site_feature, published=a.published)
if site_features == 0:
objects.append(
SiteFeature(site_settings=site,
feature=feature,
published=a.published,
main=False,
old_id=a.old_site_feature
)
)
SiteFeature.objects.bulk_create(objects)
self.stdout.write(self.style.WARNING(f'Site feature add objects.'))
def handle(self, *args, **kwargs):
self.update_site_old_id()
self.add_feature()
self.add_site_features()