import os

import PIL

from django import forms

from registration.forms import RegistrationFormUniqueEmail

from registration.models import RegistrationProfile

from pytask.utils import make_key

from pytask.profile.models import GENDER_CHOICES, Profile

class CustomRegistrationForm(RegistrationFormUniqueEmail):

    """Used instead of RegistrationForm used by default django-registration

    backend, this adds aboutme, dob, gender, address, phonenum to the default 

    django-registration RegistrationForm"""

    aboutme = forms.CharField(required=True, max_length=1000, label=u"About Me",

                              help_text="A write up about yourself to aid the\

                              reviewer in judging your eligibility for a task.\

                              It can have your educational background, CGPA,\

                              field of interests etc.,"

                             )

    dob = forms.DateField(help_text = "YYYY-MM-DD", required=True, label=u'date of birth')

    gender = forms.ChoiceField(choices = GENDER_CHOICES, required=True, label=u'gender')

    address = forms.CharField(required=True, max_length=200, help_text="This \

                             information will be used while sending DD/Cheque")

    phonenum = forms.CharField(required=True, max_length=10, 

                               label="Phone Number")

    def clean_aboutme(self):

        """ Empty not allowed """

        data = self.cleaned_data['aboutme']

        if not data.strip():

            raise forms.ValidationError("Please write something about\

                                        yourself")

        return data

    def clean_address(self):

        """ Empty not allowed """

        data = self.cleaned_data['address']

        if not data.strip():

            raise forms.ValidationError("Please enter an address")

        return data

    def clean_phonenum(self):

        """ should be of 10 digits """

        data = self.cleaned_data['phonenum']

        if (not data.strip()) or \

           (data.strip("1234567890")) or \

           (len(data)!= 10):

               raise forms.ValidationError("This is not a valid phone number")

        return data

    def save(self,profile_callback=None):

        new_user = RegistrationProfile.objects.create_inactive_user(

                       username=self.cleaned_data['username'],

                       password=self.cleaned_data['password1'],

                       email=self.cleaned_data['email'])

        new_profile = Profile(user=new_user,

                              aboutme=self.cleaned_data['aboutme'],

                              dob=self.cleaned_data['dob'],

                              gender=self.cleaned_data['gender'],

                              address=self.cleaned_data['address'],

                              phonenum=self.cleaned_data['phonenum'],

                              uniq_key=make_key(Profile),

                             )

        new_profile.save()

        return new_user