"""Ownership verification utilities."""

from uuid import UUID

from fastapi import HTTPException, status
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.orm import Session

from app.database.models.board import Board


def verify_board_ownership_sync(db: Session, board_id: UUID, user_id: UUID) -> Board:
    """
    Verify board ownership (synchronous).

    Args:
        db: Database session
        board_id: Board UUID
        user_id: User UUID

    Returns:
        Board instance if owned by user

    Raises:
        HTTPException: 404 if board not found or not owned by user
    """
    stmt = select(Board).where(
        Board.id == board_id,
        Board.user_id == user_id,
        Board.is_deleted == False,  # noqa: E712
    )

    board = db.execute(stmt).scalar_one_or_none()

    if not board:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"Board {board_id} not found")

    return board


async def verify_board_ownership_async(db: AsyncSession, board_id: UUID, user_id: UUID) -> Board:
    """
    Verify board ownership (asynchronous).

    Args:
        db: Async database session
        board_id: Board UUID
        user_id: User UUID

    Returns:
        Board instance if owned by user

    Raises:
        HTTPException: 404 if board not found or not owned by user
    """
    stmt = select(Board).where(
        Board.id == board_id,
        Board.user_id == user_id,
        Board.is_deleted == False,  # noqa: E712
    )

    result = await db.execute(stmt)
    board = result.scalar_one_or_none()

    if not board:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"Board {board_id} not found")

    return board