"""互动模块请求模型"""
from pydantic import BaseModel, Field


class CommentCreateReq(BaseModel):
    """发表评论（6.4）：parent_id=0 为一级评论"""

    content: str = Field(min_length=1, max_length=500)
    parent_id: int = 0
    reply_to_user_id: int | None = None