Initial commit

app/forms.py

@@ -0,0 +1,26 @@
+from flask_wtf import FlaskForm
+from wtforms import StringField, PasswordField, SubmitField
+from wtforms.validators import DataRequired, Email, EqualTo, ValidationError, Length
+from .models import User
+
+class RegistrationForm(FlaskForm):
+    username = StringField('Username', validators=[DataRequired(), Length(min=3, max=64)])
+    email = StringField('Email', validators=[DataRequired(), Email()])
+    password = PasswordField('Password', validators=[DataRequired(), Length(min=8, max=64)])
+    confirm_password = PasswordField('Confirm Password', validators=[DataRequired(), EqualTo('password')])
+    submit = SubmitField('Register')
+
+    def validate_username(self, username):
+        user = User.query.filter_by(username=username.data).first()
+        if user:
+            raise ValidationError('Username already exists.')
+
+    def validate_email(self, email):
+        user = User.query.filter_by(email=email.data).first()
+        if user:
+            raise ValidationError('Email already registered.')
+
+class LoginForm(FlaskForm):
+    email = StringField('Email', validators=[DataRequired(), Email()])
+    password = PasswordField('Password', validators=[DataRequired()])
+    submit = SubmitField('Login')