Files
life-echo/api/app/features/memoir/repo.py

59 lines
1.9 KiB
Python

"""Memoir repository — Book, Chapter, MemoirState data access."""
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.orm import joinedload
from app.features.memoir.models import Book, Chapter, ChapterSection, MemoirState
async def get_current_book(user_id: str, db: AsyncSession) -> Book | None:
stmt = select(Book).where(Book.user_id == user_id).order_by(Book.updated_at.desc()).limit(1)
result = await db.execute(stmt)
return result.scalar_one_or_none()
async def get_chapters_with_sections(
user_id: str,
db: AsyncSession,
*,
active_only: bool = True,
is_new_only: bool | None = None,
) -> list[Chapter]:
stmt = (
select(Chapter)
.where(Chapter.user_id == user_id)
.options(
joinedload(Chapter.sections),
joinedload(Chapter.images),
joinedload(Chapter.sections).joinedload(ChapterSection.image_record),
)
.order_by(Chapter.order_index)
)
if active_only:
stmt = stmt.where(Chapter.is_active == True) # noqa: E712
if is_new_only is True:
stmt = stmt.where(Chapter.is_new == True) # noqa: E712
result = await db.execute(stmt)
return list(result.unique().scalars().all())
async def get_chapter_by_id(chapter_id: str, db: AsyncSession) -> Chapter | None:
stmt = (
select(Chapter)
.where(Chapter.id == chapter_id)
.options(
joinedload(Chapter.sections),
joinedload(Chapter.images),
joinedload(Chapter.sections).joinedload(ChapterSection.image_record),
)
)
result = await db.execute(stmt)
return result.unique().scalars().one_or_none()
async def get_memoir_state(user_id: str, db: AsyncSession) -> MemoirState | None:
stmt = select(MemoirState).where(MemoirState.user_id == user_id)
result = await db.execute(stmt)
return result.scalar_one_or_none()