# -*- coding: utf-8 -*-
from django.db import models
from hvad.models import TranslatableModel, TranslatedFields
from functions.custom_fields import EnumField


class Setting(TranslatableModel):
    """
    Create Settings model, which stores different settings of project

    Uses hvad.TranslatableModel which is child of django.db.models class

    Setting create only by admin
    """
    VALUES = ('int', 'text', 'transl', 'date')

    key = models.CharField(max_length=50)
    type = EnumField(values=VALUES)
    int = models.IntegerField(blank=True, null=True)
    text = models.CharField(max_length=255, blank=True)
    date = models.DateTimeField(blank=True, null=True)

    translations = TranslatedFields(
        transl = models.CharField(max_length=255, blank=True,default='111'),
        name = models.CharField(max_length=50),
    )

    def __unicode__(self):
        return self.key

    def get_value(self, code=None):
        """
        returns value of setting
        value can be - int, text, date or translated field

        """
        if self.type == 'transl':
            obj = Setting._meta.translations_model.objects.get(language_code = code,master__id=getattr(self, 'id'))
            return getattr(obj, self.type)
        else:
            return getattr(self,self.type)

    def set_value(self, value, code=None):
        """
        sets value of setting
        """
        if self.type == 'transl':
            obj = Setting._meta.translations_model.objects.get(language_code = code,master__id=getattr(self, 'id'))
            setattr(obj, self.type, value)
            obj.save()
        else:
            setattr(self, self.type, value)

# dictionaty of models settings
# every model have list of settings
# key: setting in db, field_name: field in model
settings_dict = dict(#City=[{'key': 'city_title', 'field_name': 'title', 'type': 'transl', 'verbose_name': 'title Городов'},
                     #      {'key': 'city_keywords', 'field_name': 'keywords', 'type': 'transl', 'verbose_name': 'keywords'},
                     #      {'key': 'city_descriptions', 'field_name': 'descriptions', 'type': 'transl', 'verbose_name': 'description'}],
                     #Exposition=[{'key': 'exposition_title', 'field_name': 'title', 'type': 'transl', 'verbose_name': 'title Выставок'},
                     #            {'key': 'exposition_keywords', 'field_name': 'keywords', 'type': 'transl', 'verbose_name': 'keywords Выставок'}],
#                     Country=[{'key': 'country_title', 'field_name': 'title', 'type': 'transl', 'verbose_name': 'title'},
#                             {'key': 'country_keywords', 'field_name': 'keywords', 'type': 'transl', 'verbose_name': 'keywords'},
#                             {'key': 'country_descriptions', 'field_name': 'descriptions', 'type': 'transl', 'verbose_name': 'description'}]
#                      Exposition=[{'key': 'exposition_title', 'field_name': 'title', 'type': 'transl', 'verbose_name': 'Exposition title'},
#                             {'key': 'exposition_keywords', 'field_name': 'keywords', 'type': 'transl', 'verbose_name': 'Exposition keywords'},
#                             {'key': 'exposition_descriptions', 'field_name': 'descriptions', 'type': 'transl', 'verbose_name': 'Exposition description'}]
)

#from settings.models import settings, Setting
#country_set = settings.get('country')
#for s in country_set:
#    set = Setting(key=s['key'], type=s['type'])
#    set.save()




from django.db.models.signals import post_save
from django.dispatch import receiver


#@receiver(post_save, sender=Setting)
def create_transl_fields(sender, **kw):
    """

    """
    setting = kw['instance']
    setting.text = '111'
    setting.save()
    #if kwargs['created'] and setting.type == 'transl':
    #    setting.int = 1
        #if len(setting.LANGUAGES) in range(10):
        #    for lid, (code, name) in enumerate(settings.LANGUAGES):
            # using enumerate for detect iteration number
            # first iteration is a default lang so it required fields

#post_save.connect(create_transl_fields, sender=Setting)