import colander
import deform


from . import CSRFSchema
from .helpers import (
    deferred_unique_email_validator,
    deferred_unique_username_validator,
    )


# schema for user registration

class RegistrationSchema(CSRFSchema):
    ''' new user registration '''

    username = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.TextInputWidget(
            readonly=True
            ),
        description='automagically generated for you',
        validator=deferred_unique_username_validator, 
        oid='registration_username'
        )
    first_name = colander.SchemaNode(
        colander.String(), 
        oid='registration_first_name'
        )
    last_name = colander.SchemaNode(
        colander.String(), 
        oid='registration_last_name'
        )
    email = colander.SchemaNode(
        colander.String(),
        validator=deferred_unique_email_validator
        )
    password = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.CheckedPasswordWidget()
        )