Files
fastAPI/app/services/location_service.py
2026-05-11 12:38:37 +08:00

35 lines
985 B
Python

from sqlalchemy.orm import Session
from app.models.finished_goods import FinishedGoodsLocation
from app.schemas.location import LocationRequest
class DuplicateLocationError(Exception):
"""总排号已存在货位记录。"""
def __init__(self, location_code: str, registered_at: str):
self.location_code = location_code
self.registered_at = registered_at
def register_location(db: Session, req: LocationRequest) -> FinishedGoodsLocation:
existing = (
db.query(FinishedGoodsLocation)
.filter(FinishedGoodsLocation.zongpai_no == req.zongpai_no)
.first()
)
if existing:
raise DuplicateLocationError(
location_code=existing.location_code,
registered_at=existing.created_at.isoformat(),
)
record = FinishedGoodsLocation(
zongpai_no=req.zongpai_no,
location_code=req.location_code,
)
db.add(record)
db.commit()
db.refresh(record)
return record