from datetime import datetime
from pydantic import BaseModel


class CategoryBase(BaseModel):
    name: str
    description: str | None = None


class CategoryCreate(CategoryBase):
    pass


class CategoryUpdate(BaseModel):
    name: str | None = None
    description: str | None = None


class CategoryResponse(CategoryBase):
    id: str
    created_at: datetime

    class Config:
        from_attributes = True