Files
Solo_bot/database/tariffs.py
T

131 lines
4.5 KiB
Python

from datetime import datetime
from sqlalchemy import delete, insert, select, update
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy.ext.asyncio import AsyncSession
from database.models import Server, Tariff
from logger import logger
async def get_tariffs(
session: AsyncSession, tariff_id: int = None, group_code: str = None
):
try:
if tariff_id:
result = await session.execute(select(Tariff).where(Tariff.id == tariff_id))
elif group_code:
result = await session.execute(
select(Tariff).where(Tariff.group_code == group_code)
)
else:
result = await session.execute(select(Tariff))
return [dict(r.__dict__) for r in result.scalars().all()]
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при получении тарифов: {e}")
return []
async def get_tariff_by_id(session: AsyncSession, tariff_id: int):
try:
result = await session.execute(select(Tariff).where(Tariff.id == tariff_id))
tariff = result.scalar_one_or_none()
return dict(tariff.__dict__) if tariff else None
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при получении тарифа по ID {tariff_id}: {e}")
return None
async def get_tariffs_for_cluster(session: AsyncSession, cluster_name: str):
try:
server_row = await session.execute(
select(Server.tariff_group)
.where(Server.cluster_name == cluster_name)
.limit(1)
)
row = server_row.first()
if not row:
server_row = await session.execute(
select(Server.tariff_group)
.where(Server.server_name == cluster_name)
.limit(1)
)
row = server_row.first()
if not row or not row[0]:
return []
group_code = row[0]
result = await session.execute(
select(Tariff)
.where(Tariff.group_code == group_code, Tariff.is_active.is_(True))
.order_by(Tariff.id)
)
return [dict(r.__dict__) for r in result.scalars().all()]
except SQLAlchemyError as e:
logger.error(
f"[TARIFF] Ошибка при получении тарифов для кластера {cluster_name}: {e}"
)
return []
async def create_tariff(session: AsyncSession, data: dict):
try:
data["created_at"] = datetime.utcnow()
data["updated_at"] = datetime.utcnow()
stmt = insert(Tariff).values(**data).returning(Tariff)
result = await session.execute(stmt)
await session.commit()
return result.scalar_one()
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при создании тарифа: {e}")
await session.rollback()
return None
async def update_tariff(session: AsyncSession, tariff_id: int, updates: dict):
if not updates:
return False
try:
updates["updated_at"] = datetime.utcnow()
await session.execute(
update(Tariff).where(Tariff.id == tariff_id).values(**updates)
)
await session.commit()
return True
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при обновлении тарифа ID={tariff_id}: {e}")
await session.rollback()
return False
async def delete_tariff(session: AsyncSession, tariff_id: int):
try:
await session.execute(delete(Tariff).where(Tariff.id == tariff_id))
await session.commit()
return True
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при удалении тарифа ID={tariff_id}: {e}")
await session.rollback()
return False
async def check_tariff_exists(session: AsyncSession, tariff_id: int):
try:
result = await session.execute(
select(Tariff)
.where(Tariff.id == tariff_id, Tariff.is_active.is_(True))
)
tariff = result.scalar_one_or_none()
if tariff:
logger.info(f"[TARIFF] Тариф {tariff_id} найден в БД: {tariff.group_code}")
return True
logger.warning(f"[TARIFF] Тариф {tariff_id} не найден в БД")
return False
except SQLAlchemyError as e:
logger.error(f"[TARIFF] Ошибка при проверке тарифа {tariff_id}: {e}")
return False