from __future__ import annotations

from typing import TypeVar

from app.schemas.common import PaginatedResponse

T = TypeVar("T")


def paginate(items: list[T], total: int, page: int, size: int) -> PaginatedResponse[T]:
    pages = (total + size - 1) // size if size > 0 else 0
    return PaginatedResponse(items=items, total=total, page=page, size=size, pages=pages)