# -*- coding: utf-8 -*-
import logging
from django import forms
from django.utils.translation import ugettext, ugettext_lazy as _

from .models import Registration

logger = logging.getLogger(__name__)


class RegistrationForm(forms.ModelForm):
    not_dav_member = forms.BooleanField(required=False,
                                        label=_('Ich bin noch kein DAV Mitglied.'),
                                        help_text=_('Wenn du noch kein DAV Mitglied bist,'
                                                    ' oder deine Aufnahme noch in Arbeit ist,'
                                                    ' kreuze dieses Feld hier an.'))

    class Meta:
        model = Registration
        exclude = ['event', 'created_at', 'privacy_policy', 'purge_at', 'answered']
        widgets = {
            'dav_member': forms.HiddenInput(),
            'emergency_contact': forms.Textarea(attrs={'rows': 4}),
            'experience': forms.Textarea(attrs={'rows': 5}),
            'note': forms.Textarea(attrs={'rows': 5}),
        }

    def clean_experience(self):
        val = self.cleaned_data.get('experience')
        if val == '':
            need_experience = True
            if self.instance.event.sport == 'W':
                need_experience = False
            if need_experience:
                raise forms.ValidationError(
                    ugettext(u'Die Tourenleiter*innen brauchen ein paar Angaben,'
                             u' was du bereits kannst oder wie fit du bist.'),
                    code='need_experience',
                )
        return val

    def clean_privacy_policy_accepted(self):
        val = self.cleaned_data.get('privacy_policy_accepted')
        if not val and self.instance.privacy_policy:
            raise forms.ValidationError(
                ugettext(u'Wir müssen deine Daten leider speichern können,'
                         u' damit wir wissen, dass du teilnehmen möchtest.'),
                code='privacy_policy_not_accepted',
            )
        return val

    def clean(self):
        super(RegistrationForm, self).clean()
        dav_member = self.cleaned_data.get('dav_member')
        dav_number = self.cleaned_data.get('dav_number')
        if dav_member and not dav_number:
            error_msg = ugettext(u'Wenn du DAV Mitglied bist, brauchen wir deine Mitgliedsnummer.')
            self.add_error('not_dav_member', error_msg)
            raise forms.ValidationError(error_msg, code='dav_number_missing')
        return self.cleaned_data