# from sakyum software, your (schoolsite) project auth forms.py file
from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField
from wtforms.validators import DataRequired, Length, Email, EqualTo, ValidationError
from .models import User


class RegisterForm(FlaskForm):
  username = StringField("Username", validators=[DataRequired(), Length(min=2, max=30)])
  email = StringField("Email", validators=[DataRequired(), Email()])
  # picture = FileField('Update Profile Picture', validators=[FileAllowed(['jpg', 'png'])])
  password = PasswordField("Password", validators=[DataRequired(), Length(min=6)])
  confirm_password = PasswordField("Confirm Password", validators=[DataRequired(), EqualTo("password"), Length(min=6)])
  
  def validate_username(self, username):
    user = User.query.filter_by(username=username.data).first()
    if user:
      raise ValidationError("That username is taken. Please choose a different one.")
      
  def validate_email(self, email):
    user = User.query.filter_by(email=email.data).first()
    if user:
      raise ValidationError("That email is taken. Please choose a different one.")
      

class LoginForm(FlaskForm):
  username = StringField("Username", validators=[DataRequired(), Length(min=2, max=20)])
  password = PasswordField("Password", validators=[DataRequired(), Length(min=6)])
  
  
class ChangePasswordForm(FlaskForm):
  old_password = PasswordField("Old Password", validators=[DataRequired(), Length(min=6)])
  password1 = PasswordField("Password", validators=[DataRequired(), Length(min=6)])
  password2 = PasswordField("Confirm Password", validators=[DataRequired(), EqualTo("password1"), Length(min=6)])
