reports converted to FPDF2 framework. Fully functional

This commit is contained in:
2024-12-16 22:22:43 +09:00
parent ab4e993bcc
commit f3726e5772
21 changed files with 305 additions and 111 deletions

View File

@@ -7,7 +7,11 @@ from users.models import User
from bot.utils.pdf_report import generate_pdf_report
from bot.utils.database import get_hotels_for_user, get_hotel_by_name
from django.utils.timezone import make_aware
from datetime import datetime
from django.utils.timezone import make_aware, is_aware, is_naive
import os
import traceback
async def statistics(update: Update, context: ContextTypes.DEFAULT_TYPE):
"""Вывод списка отелей для статистики."""
@@ -54,6 +58,29 @@ async def stats_select_period(update: Update, context: ContextTypes.DEFAULT_TYPE
]
reply_markup = InlineKeyboardMarkup(keyboard)
await query.edit_message_text("Выберите период времени:", reply_markup=reply_markup)
def ensure_datetime(value):
# print(f"statistics.py [DEBUG] ensure_datetime: Received value: {value} ({type(value)})")
"""
Ensure that the given value is a timezone-aware datetime object.
If the given value is a string, it is assumed to be in the format
'%Y-%m-%d %H:%M:%S'. If the given value is a naive datetime object,
it is converted to a timezone-aware datetime object using
django.utils.timezone.make_aware.
:param value: The value to be converted
:type value: str or datetime
:return: A timezone-aware datetime object
:rtype: datetime
"""
if isinstance(value, str):
value = datetime.strptime(value, '%Y-%m-%d %H:%M:%S')
if isinstance(value, datetime) and is_naive(value):
value = make_aware(value)
# print(f"statistics.py [DEBUG] ensure_datetime: Returning value: {value} ({type(value)})")
return value
async def generate_statistics(update: Update, context: ContextTypes.DEFAULT_TYPE):
@@ -61,17 +88,79 @@ async def generate_statistics(update: Update, context: ContextTypes.DEFAULT_TYPE
query = update.callback_query
await query.answer()
hotel_id = context.user_data.get("selected_hotel")
if not hotel_id:
await query.edit_message_text("Ошибка: ID отеля не найден.")
return
try:
hotel_id = context.user_data.get("selected_hotel")
period = query.data.split("_")[2]
print(f'Period raw: {query.data}')
print(f'Selected period: {period}')
if not hotel_id:
raise ValueError(f"ID отеля не найден в user_data: {context.user_data}")
now = datetime.utcnow().replace(tzinfo=timezone.utc) # Используем timezone.utc
period = query.data.split("_")[2]
now = datetime.utcnow().replace(tzinfo=timezone.utc)
print(type(now))
print(type(period))
start_date, end_date = get_period_dates(period, now)
try:
# Получаем бронирования
reservations = await sync_to_async(list)(
Reservation.objects.filter(
hotel_id=hotel_id,
check_in__gte=start_date,
check_in__lte=end_date
).select_related('hotel')
)
except Exception as e:
raise RuntimeError(f"statistics.py Ошибка при выборке бронирований: {e}") from e
if not reservations:
await query.edit_message_text("statistics.py Нет данных для статистики за выбранный период.")
return
try:
# Получаем данные об отеле
hotel = await sync_to_async(Hotel.objects.get)(id=hotel_id)
except Hotel.DoesNotExist:
raise RuntimeError(f"statistics.py Отель с ID {hotel_id} не найден")
except Exception as e:
raise RuntimeError(f"statistics.py Ошибка при выборке отеля: {e}") from e
try:
# Генерация отчета
file_path = await generate_pdf_report(hotel.name, reservations, start_date, end_date)
except Exception as e:
raise RuntimeError(f"statistics.py [ERROR] Ошибка при генерации PDF-отчета: {e}") from e
try:
# Отправка файла через Telegram
with open(file_path, "rb") as file:
await query.message.reply_document(document=file, filename=f"{hotel.name}_report.pdf")
except Exception as e:
raise RuntimeError(f"Ошибка при отправке PDF-файла: {e}") from e
# Удаляем временный файл
if os.path.exists(file_path):
os.remove(file_path)
except Exception as e:
# Логируем стек вызовов для детального анализа
error_trace = traceback.format_exc()
await query.edit_message_text(f"Произошла ошибка: {str(e)}")
def get_period_dates(period, now):
if period == "day":
start_date = (now - timedelta(days=1)).replace(hour=0, minute=0, second=0, microsecond=0)
end_date = now.replace(hour=23, minute=59, second=59, microsecond=999999)
@@ -81,55 +170,13 @@ async def generate_statistics(update: Update, context: ContextTypes.DEFAULT_TYPE
elif period == "month":
start_date = (now - timedelta(days=30)).replace(hour=0, minute=0, second=0, microsecond=0)
end_date = now.replace(hour=23, minute=59, second=59, microsecond=999999)
else: # "all"
start_date = None
end_date = None
print(f'Raw start_date: {start_date}, Raw end_date: {end_date}')
# Убедитесь, что даты имеют временную зону UTC
if start_date:
start_date = make_aware(start_date) if start_date.tzinfo is None else start_date
if end_date:
end_date = make_aware(end_date) if end_date.tzinfo is None else end_date
print(f'Filtered start_date: {start_date}, Filtered end_date: {end_date}')
# Фильтрация по "дата заезда"
if start_date and end_date:
reservations = await sync_to_async(list)(
Reservation.objects.filter(
hotel_id=hotel_id,
check_in__gte=start_date,
check_in__lte=end_date
).select_related('hotel')
)
else: # Без фильтра по дате
reservations = await sync_to_async(list)(
Reservation.objects.filter(
hotel_id=hotel_id
).select_related('hotel')
)
print(f'Filtered reservations count: {len(reservations)}')
if not reservations:
await query.edit_message_text("Нет данных для статистики за выбранный период.")
return
hotel = await sync_to_async(Hotel.objects.get)(id=hotel_id)
print(f'Hotel: {hotel.name}')
for reservation in reservations:
print(f"Reservation ID: {reservation.reservation_id}, Hotel: {reservation.hotel.name}, "
f"Room number: {reservation.room_number}, Check-in: {reservation.check_in}, Check-out: {reservation.check_out}")
# Генерация PDF отчета (пример)
file_path = generate_pdf_report(hotel.name, reservations, start_date, end_date)
print(f'Generated file path: {file_path}')
with open(file_path, "rb") as file:
await query.message.reply_document(document=file, filename=f"{hotel.name}_report.pdf")
elif period == "all":
start_date = (now - timedelta(days=1500)).replace(hour=0, minute=0, second=0, microsecond=0)
end_date = now.replace(hour=23, minute=59, second=59, microsecond=999999)
else:
start_date = (now - timedelta(days=1500)).replace(hour=0, minute=0, second=0, microsecond=0)
end_date = now.replace(hour=23, minute=59, second=59, microsecond=999999)
return start_date, end_date
async def stats_back(update: Update, context):
"""Возврат к выбору отеля."""