# -*- coding: utf-8 -*-
from django import forms
from django.conf import settings
from ckeditor.widgets import CKEditorWidget
from exposition.models import Exposition
from conference.models import Conference
from seminar.models import Seminar
from models import Photoreport
from functions.form_check import translit_with_separator
from functions.translate import fill_with_signal
from functions.files import check_tmp_files


class PhotoreportForm(forms.Form):
    exposition = forms.ModelChoiceField(queryset=Exposition.objects.all(), empty_label='', required=False)
    conference = forms.ModelChoiceField(queryset=Conference.objects.all(), empty_label='', required=False)
    seminar = forms.ModelChoiceField(queryset=Seminar.objects.all(), empty_label='', required=False)

    key = forms.CharField(required=False, widget=forms.HiddenInput())

    def __init__(self, *args, **kwargs):
        """
        create dynamical translated fields fields
        and fills select fields
        """
        super(PhotoreportForm, self).__init__(*args, **kwargs)
        #creates translated forms example: name_ru, name_en
        # len(10) is a hack for detect if settings.LANGUAGES is not configured it return all langs
        if len(settings.LANGUAGES) in range(10):
            for lid, (code, name) in enumerate(settings.LANGUAGES):
                # uses enumerate for detect iteration number
                # first iteration is a default lang so it required fields
                required = True if lid == 0 else False
                self.fields['name_%s' % code] = forms.CharField(label='Название', required=required)
                self.fields['description_%s' % code] = forms.CharField(label='Описание',
                                                                       required=False, widget=CKEditorWidget)
                #meta data
                self.fields['title_%s' % code] = forms.CharField(label='Тайтл', required=False, max_length=255,
                                                                 widget=forms.TextInput(attrs={'style':'width: 550px'}))
                self.fields['keywords_%s' % code] = forms.CharField(label='Кейвордс', required=False, max_length=255,
                                                                 widget=forms.TextInput(attrs={'style':'width: 550px'}))

                self.fields['descriptions_%s' % code] = forms.CharField(label='Дескрипшен', required=False, max_length=255,
                                                                 widget=forms.TextInput(attrs={'style':'width: 550px'}))

    def save(self, id=None):
        data = self.cleaned_data

        if not id:
            photoreport = Photoreport()
        else:
            photoreport = Photoreport.objects.get(id=id)

        if data.get('url'):
            photoreport.url = data.get('url')
        else:
            photoreport.url  = translit_with_separator(data['name_ru'])

        photoreport.exposition = data['exposition']
        photoreport.conference = data['conference']
        photoreport.seminar = data['seminar']

        # fill translated fields and save object
        fill_with_signal(Photoreport, photoreport, data)

        #save photos
        check_tmp_files(photoreport, data['key'])
        return photoreport



class PhotoreportFormDelete(forms.ModelForm):
    url = forms.CharField(widget=forms.HiddenInput())

    class Meta:
        model = Photoreport
        fields = ('url',)