from wtforms import Form, BooleanField, TextField, HiddenField, validators
from utils import Unique
from models import Group

class CreateGroup(Form):
    name = TextField('group name', [
        validators.Required(),
        validators.Regexp('^[a-zA-Z1-9_-]+$',
            message=u'Invalid group name (only simple characters, numbers, - and _).'),
        validators.Regexp('^[a-zA-Z1-9]',
            message=u'Group name should not start with a special character.'),
        Unique(Group, Group.name,
            message=u'A group with this name already exists.')])
    public = BooleanField('public')

class DeleteGroup(Form):
    id = HiddenField('group id', [validators.Required()]);
    sure = HiddenField('are you sure');