mirror of
https://github.com/seanmorley15/AdventureLog.git
synced 2025-07-19 04:49:37 +02:00
275 lines
No EOL
13 KiB
Python
275 lines
No EOL
13 KiB
Python
import os
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from django.core.management.base import BaseCommand
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import requests
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from worldtravel.models import Country, Region, City
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from django.db import transaction
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from tqdm import tqdm
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import ijson
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from django.conf import settings
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ADVENTURELOG_CDN_URL = settings.ADVENTURELOG_CDN_URL
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media_root = settings.MEDIA_ROOT
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def saveCountryFlag(country_code):
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# For standards, use the lowercase country_code
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country_code = country_code.lower()
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flags_dir = os.path.join(media_root, 'flags')
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# Check if the flags directory exists, if not, create it
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if not os.path.exists(flags_dir):
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os.makedirs(flags_dir)
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# Check if the flag already exists in the media folder
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flag_path = os.path.join(flags_dir, f'{country_code}.png')
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if os.path.exists(flag_path):
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print(f'Flag for {country_code} already exists')
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return
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res = requests.get(f'{ADVENTURELOG_CDN_URL}/data/flags/{country_code}.png'.lower())
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if res.status_code == 200:
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with open(flag_path, 'wb') as f:
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f.write(res.content)
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print(f'Flag for {country_code} downloaded')
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else:
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print(f'Error downloading flag for {country_code}')
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class Command(BaseCommand):
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help = 'Imports the world travel data'
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def add_arguments(self, parser):
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parser.add_argument('--force', action='store_true', help='Force re-download of AdventureLog setup content from the CDN')
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def handle(self, **options):
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force = options['force']
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batch_size = 100
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current_version_json = os.path.join(settings.MEDIA_ROOT, 'data_version.json')
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cdn_version_json = requests.get(f'{ADVENTURELOG_CDN_URL}/data/version.json')
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if cdn_version_json.status_code == 200:
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cdn_version = cdn_version_json.json().get('version')
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if os.path.exists(current_version_json):
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with open(current_version_json, 'r') as f:
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local_version = f.read().strip()
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self.stdout.write(self.style.SUCCESS(f'Local version: {local_version}'))
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else:
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local_version = None
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if force or local_version != cdn_version:
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with open(current_version_json, 'w') as f:
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f.write(cdn_version)
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self.stdout.write(self.style.SUCCESS('Version updated successfully to ' + cdn_version))
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else:
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self.stdout.write(self.style.SUCCESS('Data is already up-to-date. Run with --force to re-download'))
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return
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else:
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self.stdout.write(self.style.ERROR('Error downloading version.json'))
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return
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self.stdout.write(self.style.SUCCESS('Fetching latest data from the AdventureLog CDN located at: ' + ADVENTURELOG_CDN_URL))
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# Delete the existing flags
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flags_dir = os.path.join(media_root, 'flags')
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if os.path.exists(flags_dir):
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for file in os.listdir(flags_dir):
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os.remove(os.path.join(flags_dir, file))
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# Delete the existing countries, regions, and cities json files
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countries_json_path = os.path.join(media_root, 'countries_states_cities.json')
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if os.path.exists(countries_json_path):
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os.remove(countries_json_path)
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self.stdout.write(self.style.SUCCESS('countries_states_cities.json deleted successfully'))
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# Download the latest countries, regions, and cities json file
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res = requests.get(f'{ADVENTURELOG_CDN_URL}/data/countries_states_cities.json')
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if res.status_code == 200:
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with open(countries_json_path, 'w') as f:
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f.write(res.text)
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self.stdout.write(self.style.SUCCESS('countries_states_cities.json downloaded successfully'))
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else:
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self.stdout.write(self.style.ERROR('Error downloading countries_states_cities.json'))
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return
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# if not os.path.exists(version_json) or force:
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# res = requests.get(f'https://raw.githubusercontent.com/dr5hn/countries-states-cities-database/{COUNTRY_REGION_JSON_VERSION}/json/countries%2Bstates%2Bcities.json')
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# if res.status_code == 200:
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# with open(countries_json_path, 'w') as f:
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# f.write(res.text)
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# self.stdout.write(self.style.SUCCESS('countries+regions+states.json downloaded successfully'))
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# else:
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# self.stdout.write(self.style.ERROR('Error downloading countries+regions+states.json'))
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# return
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# elif not os.path.isfile(countries_json_path):
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# self.stdout.write(self.style.ERROR('countries+regions+states.json is not a file'))
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# return
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# elif os.path.getsize(countries_json_path) == 0:
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# self.stdout.write(self.style.ERROR('countries+regions+states.json is empty'))
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# elif Country.objects.count() == 0 or Region.objects.count() == 0 or City.objects.count() == 0:
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# self.stdout.write(self.style.WARNING('Some region data is missing. Re-importing all data.'))
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# else:
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# self.stdout.write(self.style.SUCCESS('Latest country, region, and state data already downloaded.'))
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# return
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with open(countries_json_path, 'r') as f:
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f = open(countries_json_path, 'rb')
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parser = ijson.items(f, 'item')
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with transaction.atomic():
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existing_countries = {country.country_code: country for country in Country.objects.all()}
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existing_regions = {region.id: region for region in Region.objects.all()}
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existing_cities = {city.id: city for city in City.objects.all()}
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countries_to_create = []
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regions_to_create = []
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countries_to_update = []
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regions_to_update = []
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cities_to_create = []
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cities_to_update = []
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processed_country_codes = set()
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processed_region_ids = set()
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processed_city_ids = set()
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for country in parser:
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country_code = country['iso2']
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country_name = country['name']
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country_subregion = country['subregion']
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country_capital = country['capital']
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longitude = round(float(country['longitude']), 6) if country['longitude'] else None
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latitude = round(float(country['latitude']), 6) if country['latitude'] else None
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processed_country_codes.add(country_code)
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if country_code in existing_countries:
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country_obj = existing_countries[country_code]
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country_obj.name = country_name
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country_obj.subregion = country_subregion
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country_obj.capital = country_capital
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country_obj.longitude = longitude
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country_obj.latitude = latitude
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countries_to_update.append(country_obj)
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else:
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country_obj = Country(
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name=country_name,
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country_code=country_code,
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subregion=country_subregion,
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capital=country_capital,
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longitude=longitude,
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latitude=latitude
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)
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countries_to_create.append(country_obj)
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saveCountryFlag(country_code)
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if country['states']:
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for state in country['states']:
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name = state['name']
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state_id = f"{country_code}-{state['state_code']}"
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latitude = round(float(state['latitude']), 6) if state['latitude'] else None
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longitude = round(float(state['longitude']), 6) if state['longitude'] else None
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# Check for duplicate regions
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if state_id in processed_region_ids:
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# self.stdout.write(self.style.ERROR(f'State {state_id} already processed'))
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continue
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processed_region_ids.add(state_id)
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if state_id in existing_regions:
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region_obj = existing_regions[state_id]
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region_obj.name = name
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region_obj.country = country_obj
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region_obj.longitude = longitude
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region_obj.latitude = latitude
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regions_to_update.append(region_obj)
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else:
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region_obj = Region(
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id=state_id,
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name=name,
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country=country_obj,
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longitude=longitude,
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latitude=latitude
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)
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regions_to_create.append(region_obj)
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# self.stdout.write(self.style.SUCCESS(f'State {state_id} prepared'))
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if 'cities' in state and len(state['cities']) > 0:
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for city in state['cities']:
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city_id = f"{state_id}-{city['id']}"
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city_name = city['name']
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latitude = round(float(city['latitude']), 6) if city['latitude'] else None
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longitude = round(float(city['longitude']), 6) if city['longitude'] else None
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# Check for duplicate cities
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if city_id in processed_city_ids:
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# self.stdout.write(self.style.ERROR(f'City {city_id} already processed'))
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continue
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processed_city_ids.add(city_id)
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if city_id in existing_cities:
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city_obj = existing_cities[city_id]
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city_obj.name = city_name
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city_obj.region = region_obj
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city_obj.longitude = longitude
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city_obj.latitude = latitude
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cities_to_update.append(city_obj)
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else:
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city_obj = City(
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id=city_id,
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name=city_name,
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region=region_obj,
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longitude=longitude,
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latitude=latitude
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)
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cities_to_create.append(city_obj)
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# self.stdout.write(self.style.SUCCESS(f'City {city_id} prepared'))
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else:
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state_id = f"{country_code}-00"
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processed_region_ids.add(state_id)
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if state_id in existing_regions:
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region_obj = existing_regions[state_id]
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region_obj.name = country_name
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region_obj.country = country_obj
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regions_to_update.append(region_obj)
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else:
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region_obj = Region(
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id=state_id,
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name=country_name,
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country=country_obj
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)
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regions_to_create.append(region_obj)
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# self.stdout.write(self.style.SUCCESS(f'Region {state_id} prepared for {country_name}'))
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for i in tqdm(range(0, len(countries_to_create), batch_size), desc="Processing countries"):
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batch = countries_to_create[i:i + batch_size]
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Country.objects.bulk_create(batch)
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for i in tqdm(range(0, len(regions_to_create), batch_size), desc="Processing regions"):
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batch = regions_to_create[i:i + batch_size]
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Region.objects.bulk_create(batch)
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for i in tqdm(range(0, len(cities_to_create), batch_size), desc="Processing cities"):
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batch = cities_to_create[i:i + batch_size]
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City.objects.bulk_create(batch)
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# Process updates in batches
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for i in range(0, len(countries_to_update), batch_size):
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batch = countries_to_update[i:i + batch_size]
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for i in tqdm(range(0, len(countries_to_update), batch_size), desc="Updating countries"):
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batch = countries_to_update[i:i + batch_size]
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Country.objects.bulk_update(batch, ['name', 'subregion', 'capital', 'longitude', 'latitude'])
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for i in tqdm(range(0, len(regions_to_update), batch_size), desc="Updating regions"):
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batch = regions_to_update[i:i + batch_size]
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Region.objects.bulk_update(batch, ['name', 'country', 'longitude', 'latitude'])
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for i in tqdm(range(0, len(cities_to_update), batch_size), desc="Updating cities"):
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batch = cities_to_update[i:i + batch_size]
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City.objects.bulk_update(batch, ['name', 'region', 'longitude', 'latitude'])
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Country.objects.exclude(country_code__in=processed_country_codes).delete()
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Region.objects.exclude(id__in=processed_region_ids).delete()
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City.objects.exclude(id__in=processed_city_ids).delete()
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self.stdout.write(self.style.SUCCESS('All data imported successfully')) |