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


TYPES = ('announcement', 'news', 'overview')
class News(TranslatableModel):
    content_type = models.ForeignKey(ContentType, null=True)
    object_id = models.PositiveIntegerField(blank=True, null=True)
    object = generic.GenericForeignKey(content_type, object_id)

    url = models.SlugField(unique=True)
    date = models.DateField(verbose_name='Дата')
    type = EnumField(values=TYPES)
    theme = models.ManyToManyField('theme.Theme', verbose_name='Тема')
    tag = models.ManyToManyField('theme.Tag', verbose_name='Теги', blank=True, null=True)
    organiser = models.ForeignKey('organiser.Organiser', verbose_name='Организатор', blank=True, null=True,
                                  on_delete=models.PROTECT)
    paid = models.BooleanField(default=0)
    
    translations = TranslatedFields(
        main_title = models.CharField(verbose_name='Заголовок', max_length=255),
        preview = models.TextField(verbose_name='Превью'),
        description = models.TextField(verbose_name='Описание'),
        #---meta data
        title = models.CharField(max_length=250, blank=True),
        descriptions = models.CharField(max_length=250, blank=True),
        keywords = models.CharField(max_length=250, blank=True),
    )
    #fields saves information about creating and changing model
    created = models.DateTimeField(auto_now_add=True)
    modified = models.DateTimeField(auto_now=True)

    def __unicode__(self):
        return self.lazy_translation_getter('main_title', self.pk)