from typing import Generic, List, TypeVar
from pydantic import BaseModel

T = TypeVar('T')

class PaginatedResponse(BaseModel, Generic[T]):
    """
    Generic schema for paginated responses.

    Attributes:
        total (int): Total number of items
        items (List[T]): List of items in the current page
        page (int): Current page number
        size (int): Number of items per page
    """
    total: int
    items: List[T]
    page: int
    size: int

    class Config:
        from_attributes = True