from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, BooleanField, SubmitField, RadioField, FileField
from wtforms.validators import ValidationError, DataRequired, EqualTo, Email, URL
from app.models import User

class LoginForm(FlaskForm):
    username = StringField('Username', validators=[DataRequired()])
    password = PasswordField('Password', validators=[DataRequired()])
    remember_me = BooleanField('Remember Me')
    submit = SubmitField('Sign in')

class RegistrationForm(FlaskForm):
    username = StringField('Username', validators=[DataRequired()])
    email = StringField('Email', validators=[DataRequired(), Email()])
    password = PasswordField('Password', validators=[DataRequired()])
    password2 = PasswordField('Repeat Password', validators=[DataRequired(), EqualTo('password')])
    submit = SubmitField('Register')

    def validate_username(self, username):
        user = User.query.filter_by(username=username.data).first()
        if user is not None:
            raise ValidationError('That username is not available.')
    
    def validate_email(self, email):
        user = User.query.filter_by(email=email.data).first()
        if user is not None:
            raise ValidationError('That email address is not available.')

class ProfileSettingsForm(FlaskForm):
    show_email = RadioField('Show Email', default='registered', choices=[('public', 'Public'), ('registered', 'Registered Users Only'), ('hidden', 'Hidden')])
    submit = SubmitField('Save Profile Settings')

class ProfilePictureForm(FlaskForm):
    profile_picture_file = FileField('Upload Profile Picture')
    profile_picture_url = StringField('Use URL for Profile Picture', validators=[URL()])
    submit = SubmitField('Submit Profile Picture')