2025-09-04 11:17:00 -03:00

99 lines
2.8 KiB
Python

from collections.abc import Sequence
from sqlalchemy import and_, delete, select, update
from sqlalchemy.orm import Session
from decorators.database import begin_session
from models.assets import Save
from .base_handler import DBBaseHandler
class DBSavesHandler(DBBaseHandler):
@begin_session
def add_save(self, save: Save, session: Session = None) -> Save:
return session.merge(save)
@begin_session
def get_save(self, user_id: int, id: int, session: Session = None) -> Save | None:
return session.get(Save, id)
@begin_session
def get_save_by_filename(
self, user_id: int, rom_id: int, file_name: str, session: Session = None
) -> Save | None:
return session.scalars(
select(Save)
.filter_by(rom_id=rom_id, user_id=user_id, file_name=file_name)
.limit(1)
).first()
@begin_session
def get_saves(
self,
user_id: int,
rom_id: int | None = None,
platform_id: int | None = None,
session: Session = None,
) -> Sequence[Save]:
query = select(Save).filter_by(user_id=user_id)
if rom_id:
query = query.filter_by(rom_id=rom_id)
if platform_id:
query = query.filter_by(platform_id=platform_id)
return session.scalars(query).all()
@begin_session
def update_save(self, id: int, data: dict, session: Session = None) -> Save:
session.execute(
update(Save)
.where(Save.id == id)
.values(**data)
.execution_options(synchronize_session="evaluate")
)
return session.query(Save).filter_by(id=id).one()
@begin_session
def delete_save(self, id: int, session: Session = None) -> None:
session.execute(
delete(Save)
.where(Save.id == id)
.execution_options(synchronize_session="evaluate")
)
@begin_session
def mark_missing_saves(
self,
rom_id: int,
user_id: int,
saves_to_keep: list[str],
session: Session = None,
) -> Sequence[Save]:
missing_saves = session.scalars(
select(Save).filter(
and_(
Save.rom_id == rom_id,
Save.user_id == user_id,
Save.file_name.not_in(saves_to_keep),
)
)
).all()
session.execute(
update(Save)
.where(
and_(
Save.rom_id == rom_id,
Save.user_id == user_id,
Save.file_name.not_in(saves_to_keep),
)
)
.values(**{"missing_from_fs": True})
.execution_options(synchronize_session="evaluate")
)
return missing_saves