from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from app.models.attachment_point_name import AttachmentPointName


async def get(db: AsyncSession, apn_id: int) -> AttachmentPointName | None:
    return await db.get(AttachmentPointName, apn_id)


async def get_by_name(db: AsyncSession, name: str) -> AttachmentPointName | None:
    result = await db.execute(
        select(AttachmentPointName).where(AttachmentPointName.name == name)
    )
    return result.scalar_one_or_none()


async def list_all(
    db: AsyncSession, skip: int = 0, limit: int = 100
) -> list[AttachmentPointName]:
    result = await db.execute(
        select(AttachmentPointName)
        .order_by(AttachmentPointName.name)
        .offset(skip)
        .limit(limit)
    )
    return list(result.scalars().all())


async def create(db: AsyncSession, *, name: str) -> AttachmentPointName:
    apn = AttachmentPointName(name=name)
    db.add(apn)
    await db.commit()
    await db.refresh(apn)
    return apn


async def update(
    db: AsyncSession, apn: AttachmentPointName, data: dict
) -> AttachmentPointName:
    for field, value in data.items():
        setattr(apn, field, value)
    await db.commit()
    await db.refresh(apn)
    return apn


async def delete(db: AsyncSession, apn: AttachmentPointName) -> None:
    await db.delete(apn)
    await db.commit()