mirror of
https://github.com/rommapp/romm.git
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124 lines
3.2 KiB
Python
124 lines
3.2 KiB
Python
from collections.abc import Sequence
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from sqlalchemy import and_, delete, select, update
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from sqlalchemy.orm import Session
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from decorators.database import begin_session
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from models.assets import Save
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from models.rom import Rom
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from .base_handler import DBBaseHandler
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class DBSavesHandler(DBBaseHandler):
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@begin_session
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def add_save(
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self,
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save: Save,
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session: Session = None, # type: ignore
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) -> Save:
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return session.merge(save)
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@begin_session
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def get_save(
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self,
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user_id: int,
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id: int,
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session: Session = None, # type: ignore
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) -> Save | None:
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return session.scalar(select(Save).filter_by(user_id=user_id, id=id).limit(1))
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@begin_session
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def get_save_by_filename(
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self,
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user_id: int,
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rom_id: int,
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file_name: str,
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session: Session = None, # type: ignore
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) -> Save | None:
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return session.scalars(
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select(Save)
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.filter_by(rom_id=rom_id, user_id=user_id, file_name=file_name)
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.limit(1)
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).first()
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@begin_session
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def get_saves(
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self,
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user_id: int,
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rom_id: int | None = None,
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platform_id: int | None = None,
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session: Session = None, # type: ignore
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) -> Sequence[Save]:
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query = select(Save).filter_by(user_id=user_id)
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if rom_id:
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query = query.filter_by(rom_id=rom_id)
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if platform_id:
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query = query.join(Rom, Save.rom_id == Rom.id).filter(
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Rom.platform_id == platform_id
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)
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return session.scalars(query).all()
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@begin_session
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def update_save(
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self,
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id: int,
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data: dict,
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session: Session = None, # type: ignore
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) -> Save:
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session.execute(
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update(Save)
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.where(Save.id == id)
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.values(**data)
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.execution_options(synchronize_session="evaluate")
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)
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return session.query(Save).filter_by(id=id).one()
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@begin_session
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def delete_save(
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self,
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id: int,
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session: Session = None, # type: ignore
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) -> None:
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session.execute(
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delete(Save)
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.where(Save.id == id)
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.execution_options(synchronize_session="evaluate")
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)
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@begin_session
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def mark_missing_saves(
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self,
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rom_id: int,
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user_id: int,
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saves_to_keep: list[str],
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session: Session = None, # type: ignore
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) -> Sequence[Save]:
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missing_saves = session.scalars(
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select(Save).filter(
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and_(
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Save.rom_id == rom_id,
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Save.user_id == user_id,
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Save.file_name.not_in(saves_to_keep),
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)
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)
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).all()
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session.execute(
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update(Save)
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.where(
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and_(
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Save.rom_id == rom_id,
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Save.user_id == user_id,
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Save.file_name.not_in(saves_to_keep),
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)
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)
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.values(**{"missing_from_fs": True})
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.execution_options(synchronize_session="evaluate")
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)
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return missing_saves
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