# -*- coding: utf-8 -*-

from __future__ import absolute_import

#django

from django import forms

from django.contrib.auth.models import User

class RegistrantForm(forms.Form):

    """Form to register an attendee

    """

    username = forms.RegexField(label="Nickname", max_length=30,

            regex=r'^\w+$',

        help_text = "30 characters or fewer. Alphanumeric" \

            + " characters only (letters, digits and underscores).",

        error_message = "This value must contain only letters, numbers and underscores.")

    name = forms.CharField(label=u"Name", max_length=50, required=True)

    email = forms.EmailField(label=u"E-mail", max_length=50, required=True)

    def clean_email(self):

        """Validates that the entered e-mail is unique.

        """

        email = self.cleaned_data.get("email")

        if email and User.objects.filter(email=email).count() > 0:

            raise forms.ValidationError(

                u"That email address is already in use. Are you a member of " \

                 "site? Please log in.")

        return email

    def clean_username(self):

        """Validates that the entered username is unique.

        """

        username = self.cleaned_data.get("username")

        if username and User.objects.filter(username=username).count() > 0:

            raise forms.ValidationError(

                u"That username is already in use.")

        return username

class RegisterForm(forms.Form):

    """Form to register speaker

    """

    username = forms.RegexField(label="Username", max_length=30,

            regex=r'^\w+$',

        help_text = "Required. 30 characters or fewer. Alphanumeric" \

            + " characters only (letters, digits and underscores).",

        error_message = "This value must contain only letters, numbers and underscores.")

    first_name = forms.CharField(label=u"First name", max_length=50)

    last_name = forms.CharField(label=u"Last name", max_length=50)

    email = forms.EmailField(label=u"E-mail", max_length=50)

    url = forms.URLField(required=False)

    about = forms.CharField(label=u'Short Bio', max_length=50, required=False)

    photo = forms.FileField(label=u'Profile Photo', required=False)

    password_1 = forms.CharField(

        label=u"Password", widget=forms.PasswordInput(), max_length=20)

    password_2 = forms.CharField(

        label=u"Confirm password", widget=forms.PasswordInput(), max_length=20)

    def clean_password_2(self):

        """Validates that password 1 and password 2 are the same.

        """

        p1 = self.cleaned_data.get('password_1')

        p2 = self.cleaned_data.get('password_2')

        if not (p1 and p2 and p1 == p2):

            raise forms.ValidationError(u"The two passwords do not match.")

        return p2

    def clean_email(self):

        """Validates that the entered e-mail is unique.

        """

        email = self.cleaned_data.get("email")

        if email and User.objects.filter(email=email).count() > 0:

            raise forms.ValidationError(

                u"That email address is already in use.")

        return email

    def clean_username(self):

        """Validates that the entered username is unique.

        """

        username = self.cleaned_data.get("username")

        if username and User.objects.filter(username=username).count() > 0:

            raise forms.ValidationError(

                u"That username is already in use.")

        return username

class EditProfileForm(forms.Form):

    """Edit user profile form

    """

    first_name = forms.CharField(max_length=50)

    last_name = forms.CharField(max_length=50)

    email = forms.EmailField(max_length=50)

    email2 = forms.CharField(widget=forms.HiddenInput)

    url = forms.URLField(required=False)

    about = forms.CharField(label=u'Short Bio',

            widget=forms.Textarea, required=False)

    photo = forms.FileField(label=u'Profile Photo',

            required=False)

    def clean_email(self):

        """Validates that the entered e-mail is unique.

        """

        email = self.cleaned_data.get("email")

        email2 = self.data.get("email2").strip()

        print email, email2

        if email != email2: # email has been changed

            if email and User.objects.filter(email=email).count() > 0:

                raise forms.ValidationError(

                    u"That email address is already in use.")

        return email

class UsernameForm(forms.Form):

    """Form to edit email address

    """

    username = forms.RegexField(label="Username", max_length=30,

            regex=r'^\w+$',

        help_text = "Required. 30 characters or fewer. Alphanumeric" \

            + " characters only (letters, digits and underscores).",

        error_message = "This value must contain only letters, numbers and underscores.")

    def clean_username(self):

        """Validates that the entered username is unique.

        """

        username = self.cleaned_data.get("username")

        if username and User.objects.filter(username=username).count() > 0:

            raise forms.ValidationError(

                u"That username is already in use.")

        return username