import colander
import deform

from . import CSRFSchema

from .validators import (
    deferred_unique_email_validator,
    deferred_unique_username_validator,
    deferred_password_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(),
        validator=colander.Length(min=8)
        )


class ResetPasswordSchema(CSRFSchema):
    ''' reset a forgotten password  '''
    
    password = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.CheckedPasswordWidget(),
        validator=colander.Length(min=8)
        )


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

    username = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.TextInputWidget(readonly=True)
        )
        
    first_name = colander.SchemaNode(
        colander.String()
        )
        
    last_name = colander.SchemaNode(
        colander.String()
        )
        
    email = colander.SchemaNode(
        colander.String(),
        validator=deferred_unique_email_validator
        )
        
    confirmation = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.PasswordWidget(),
        validator=deferred_password_validator
        )


class ChangePasswordSchema(CSRFSchema):
    ''' change the password  '''
    
    password = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.CheckedPasswordWidget(),
        validator=colander.Length(min=8)
        )
    
    confirmation = colander.SchemaNode(
        colander.String(),
        widget=deform.widget.PasswordWidget(),
        validator=deferred_password_validator
        )