from sqlalchemy import Select
from sqlalchemy.ext.asyncio import AsyncSession


class BaseRepository:
    session: AsyncSession

    def __init__(self, session: AsyncSession):
        self.session = session

    @staticmethod
    def _apply_pagination(query: Select, page: int, items_per_page: int) -> Select:
        offset = (page - 1) * items_per_page
        query = query.offset(offset).limit(items_per_page)
        return query