Files
Touchh/antifroud/check_fraud.py
2024-12-17 11:49:26 +09:00

80 lines
3.5 KiB
Python

import logging
from datetime import datetime, timedelta
from urllib.parse import parse_qs
from django.db.models import Q
from hotels.models import Reservation, Hotel
from .models import UserActivityLog, ViolationLog
# Настройка логирования
logging.basicConfig(level=logging.INFO) # Устанавливаем уровень логирования
logger = logging.getLogger(__name__) # Создаем логгер для текущего модуля
def check_reservations_and_generate_report():
now = datetime.now()
start_time = (now - timedelta(hours=12))
end_time = now
logger.info(f"Starting reservation check from {start_time} to {end_time}")
# Получаем логи активности за период
user_logs = UserActivityLog.objects.filter(created__range=(start_time, end_time))
logger.info(f"Found {len(user_logs)} logs for analysis.")
violations = [] # Список для записи нарушений
for i, log in enumerate(user_logs, start=1):
logger.debug(f"Processing log {i}: {log}")
if not log.url_parameters:
logger.warning(f"Log {i} skipped due to missing URL parameters.")
continue # Пропускаем записи без параметров URL
# Парсим параметры URL
params = parse_qs(log.url_parameters)
external_id = params.get("utm_content", [None])[0] # ID отеля
room_number = params.get("utm_term", [None])[0] # Номер комнаты
logger.debug(f"Log {i} parsed parameters: external_id={external_id}, room_number={room_number}")
if not external_id or not room_number:
logger.warning(f"Log {i} skipped due to missing external_id or room_number.")
continue # Пропускаем, если данные не извлечены
try:
# Находим отель по external_id
hotel = Hotel.objects.get(external_id=external_id)
logger.debug(f"Log {i}: Found hotel {hotel.name} with external_id {external_id}.")
except Hotel.DoesNotExist:
logger.error(f"Log {i} skipped: No hotel found with external_id {external_id}.")
continue
# Ищем бронирование в Reservation
matching_reservations = Reservation.objects.filter(
hotel=hotel,
room_number=room_number,
check_in__lte=log.created,
check_out__gte=log.created
)
logger.debug(f"Log {i}: Found {len(matching_reservations)} matching reservations.")
if not matching_reservations.exists():
# Если бронирование не найдено — записываем нарушение
violation_details = (
f"Log {i}: No reservation found for room {room_number} in hotel {external_id} at {log.created}."
)
violations.append(ViolationLog(
hotel=hotel,
room_number=room_number,
violation_type="missed",
violation_details=violation_details
))
logger.warning(f"Log {i}: Violation recorded - {violation_details}")
# Сохраняем все нарушения в базу
if violations:
ViolationLog.objects.bulk_create(violations)
logger.info(f"Created {len(violations)} records in violation log.")
else:
logger.info("No violations found during this check.")
logger.info("Reservation check completed.")