"""Sign-up & log-in forms."""
from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, SubmitField
from wtforms.validators import DataRequired, Email, EqualTo, Optional
from wtforms.validators import Length


class SignupForm(FlaskForm):
    """User Sign-up Form."""
    username = StringField(
        'Username',
        validators=[DataRequired()]
    )
    email = StringField(
        'Email',
        validators=[
            Length(min=6),
            Email(message='Enter a valid email.'),
            DataRequired()
        ]
    )