from flask_wtf import FlaskForm
from flask_wtf.file import FileAllowed, FileRequired
from wtforms import StringField,  SubmitField,  FileField
from wtforms.validators import DataRequired, Length
from sqlalchemy import or_
from flask_pagedown.fields import PageDownField
class CommentForm(FlaskForm):
    body=StringField('',validators=[DataRequired()],render_kw={"placeholder": "我来说两句"})
    submit=SubmitField('提交')

class PostForm(FlaskForm):
    title = StringField('标题', validators=[DataRequired(), Length(min=5, max=50)],render_kw={"placeholder": "一句话概括你的问题"})
    content = PageDownField("正文", validators=[DataRequired()],render_kw={"placeholder": "详细描述你的问题"})
    images = FileField('插入图片', validators=[FileAllowed(['jpg', 'jpeg', 'png', 'gif'], '只能上传图片！'),
                                             FileRequired('未选择任何文件！')], render_kw={'multiple': True})