# -*- coding: utf-8 -*-
from django.contrib.syndication.views import Feed
from django.shortcuts import get_object_or_404

from exposition.models import Exposition
from theme.models import Theme
from country.models import Country
from city.models import City

EXPO_ON_PAGE = 10

# nearest expositions at all

class LatestExpositions(Feed):
    title = u"Ближайшие выставки на expomap.ru"
    link = '/rss/latest/'
    description = u'Подписывайтесь на наш RSS-канал'

    def items(self):
        return Exposition.enable.upcoming()[:EXPO_ON_PAGE]

    def item_title(self, item):
        return item.name

    def item_description(self, item):
        return item.main_title

    def item_link(self, item):
        return '/expo/%s/'%item.url

NUM_ITEMS_ON_PAGE = 20


class CountryFeeds(Feed):
    description_template = '/rss/country_feeds/'

    def get_object(self, request, slug):
        return get_object_or_404(Country, url=slug)

    def title(self, obj):
        return u"Ближайшие выставки %s:" % obj.inflect

    def link(self,obj):
        return obj.get_permanent_url()

    def item_description(self, obj):
        return obj.main_title

    def items(self, obj):
        return Exposition.enable.upcoming().filter(country=obj)[:NUM_ITEMS_ON_PAGE]


class CityFeeds(Feed):
    description_template = '/rss/city_feeds/'

    def get_object(self, request, slug):
        return get_object_or_404(City, url=slug)

    def title(self, obj):
        return u"Ближайшие выставки в %s: " % obj.inflect

    def link(self,obj):
        return obj.get_permanent_url()

    def item_description(self, obj):
        return obj.main_title

    def items(self, obj):
        return Exposition.enable.upcoming().filter(city = obj)[:NUM_ITEMS_ON_PAGE]


class ThemeFeeds(Feed):
    description_template = '/rss/theme_feeds/'

    def get_object(self, request, slug):
        return get_object_or_404(Theme, url=slug)

    def title(self, obj):
        return u"Ближайшие выставки %s: " % obj.inflect

    def link(self,obj):
        return obj.url

    def item_description(self, obj):
        return obj.main_title

    def items(self, obj):
        return Exposition.enable.upcoming().filter(theme = obj)[:NUM_ITEMS_ON_PAGE]