# -*- coding: utf-8 -*-
from django import forms
from django.conf import settings
from ckeditor.widgets import CKEditorWidget
from models import Translator
from country.models import Country
from city.models import City
#
from accounts.models import User
#functions
from functions.translate import populate_all, fill_trans_fields_all
from functions.files import check_tmp_files
from functions.form_check import translit_with_separator



class TranslatorForm(forms.Form):
    """
    Create Translator form for creating translator

    __init__ uses for dynamic creates fields

    save function saves data in Translator object. If it doesnt exist create new object
    """
    user = forms.ModelChoiceField(label='Пользователь', queryset=User.objects.all(), empty_label=None)

    car = forms.BooleanField(label='Личный автомобиль', required=False)
    birth = forms.DateField(label='Дата рождения')
    gender = forms.ChoiceField(label='Пол', choices=[('male', 'Мужской'),('female', 'Женский')])
    #
    key = forms.CharField(required=False, widget=forms.HiddenInput())


    def __init__(self, *args, **kwargs):
        """
        create dynamical translated fields fields
        """
        super(TranslatorForm, 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['education_%s' % code] = forms.CharField(label='Образование', required=required)
                self.fields['specialization_%s' % code] = forms.CharField(label='Специализация', required=required)
                self.fields['languages_%s' % code] = forms.CharField(label='Языки', required=required)
                self.fields['native_language_%s' % code] = forms.CharField(label='Родной язык', required=required)
                self.fields['prices_%s' % code] = forms.CharField(label='Цены',
                                                                 required=required, widget=CKEditorWidget)
                self.fields['discounts_%s' % code] = forms.CharField(label='Скидки',
                                                                 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='Дескрипшен', required=False, max_length=255,
                                                                 widget=forms.TextInput(attrs={'style':'width: 550px'}))
                self.fields['descriptions_%s' % code] = forms.CharField(label='Кейвордс', required=False, max_length=255,
                                                                 widget=forms.TextInput(attrs={'style':'width: 550px'}))

    def save(self, id=None):
        #create new conference object or get exists
        if not id:
            translator = Translator()
        else:
            translator = Translator.objects.get(id=id)

        data = self.cleaned_data

        translator.car = data['car']
        translator.birth = data['birth']
        translator.gender = data['gender']

        #will be saved populated fields
        zero_fields = {}
        #fills all translated fields with data
        #if saves new object, will fill city object. otherwise existing object of City model
        fill_trans_fields_all(Translator, translator, data, id, zero_fields)
        #autopopulate
        #populate empty fields and fields which was already populated
        translator_id = getattr(translator, 'id')
        populate_all(Translator, data, translator_id, zero_fields)
        #save files
        check_tmp_files(translator, data['key'])

        #bound translator to user
        user = User.objects.safe_get(id=data['user'].id)

        if user:
            user.translator = translator
            user.save()

    def clean_user(self):
        user = self.cleaned_data.get('user')
        u = User.objects.get(id = user.id)
        if u.translator:
            raise forms.ValidationError('У этого пользователя уже есть профиль переводчика')
        else:
            return user


class TranslatorDeleteForm(forms.ModelForm):
    id = forms.CharField(widget=forms.HiddenInput())

    class Meta:
        model = Translator
        fields = ('id', )