1 files changed, 27 insertions, 1 deletions
diff --git a/app/forms.py b/app/forms.py
index 919db70..75de178 100644
--- a/app/forms.py
+++ b/app/forms.py
@@ -1,6 +1,11 @@
+
 from flask_wtf import FlaskForm
+
 from wtforms import StringField, PasswordField, BooleanField, SubmitField
-from wtforms.validators import DataRequired
+from wtforms.validators import DataRequired, ValidationError, Email, EqualTo
+
+from app.models import User
+
 
 class LoginForm(FlaskForm):
     username = StringField("Username", validators=[DataRequired()])
@@ -9,4 +14,25 @@ class LoginForm(FlaskForm):
     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(
+                "Username already in use, please use a different one."
+            )
 
+    def validate_email(self, email):
+        user = User.query.filter_by(email=email.data).first()
+        if user is not None:
+            raise ValidationError(
+                "Email address already in use, please use a different one."
+            )