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from django import forms
from django.forms import ModelForm
from .models import Comment
class CommentForm(ModelForm):
# 用于存储父评论的 ID（实现评论回复功能）
# 该字段不会显示到页面中（HiddenInput），允许为空（一级评论时为空）
parent_comment_id = forms.IntegerField(
widget=forms.HiddenInput,
required=False
)
class Meta:
# 指定该表单操作的模型为 Comment
model = Comment
# 只允许用户输入评论内容（body）
# 其他字段（如 author、article、parent_comment）将在视图中自动赋值
fields = ['body']
