# -*- coding: utf-8 -*-
from django.core.context_processors import csrf
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.views.generic import TemplateView
from django.conf import settings
from exposition.models import Exposition
from theme.models import Theme
from news.models import News
from article.models import Article
from functions.cache_mixin import JitterCacheMixin, CacheMixin

from functions.forms import ThemeSearch, PlaceSearch

from functions.search_forms import EventSearchForm, ExpositionSearchForm
from functions.custom_views import ExpoListView
from accounts.forms import RegistrationCompleteForm, SocialRegistrationCompleteForm
from meta.models import SeoText
from django.utils.translation import get_language


def clear_slashes(str_):
    if str_[0] == r'/':
        str_ = str_[1:]
    if str_[-1] == r'/':
        str_ = str_[:-1]
    return str_

def add_seo(request):
    url = request.path
    lang = get_language()
    try:
        seo_text = SeoText.objects.cache_get(url=url, lang=lang)
    except SeoText.DoesNotExist:
        try:
            seo_text = SeoText.objects.cache_get(url=url[:-1], lang=lang)
        except SeoText.DoesNotExist:
            seo_text = None
    return seo_text

def expo_context(request):
    banners_themes = [24, 34, 4]
    banner_tags = [141, 142, 143, 156, 206, 231, 232, 390, 391, 400, 457, 500, 536, 537, 539, 457, 500, 686, 715, 765,
                   766, 857, 927, 964, 971, 972, 987, 1009, 1010, 1021, 2508, 2509, 2516, 2518, 2536, 2568, 2583, 2585,
                   3811, 3940, 4130, 4192, 4236, 4512, 4841, 5353, 5532, 5854, 106, 107, 195, 380, 930, 931, 932, 3845,
                   3846, 3863, 3873, 4141, 4142, 4343, 4344, 4347, 211, 212, 277, 631]
    cont = {'theme_search_form': ThemeSearch(), 'expo_catalog': Exposition.catalog,
            'book_aid': settings.BOOKING_AID, 'blogs': Article.objects.main_page_blogs(),
            'news_list': Article.objects.main_page_news(), 'sng_countries': settings.SNG_COUNTRIES,
            'banner_themes': banners_themes, 'banner_tags': banner_tags, 'seo_text': add_seo(request)
            }

    user = request.user
    if not user.is_anonymous() and not user.url:
        if not user.email:
            cont.update({'reg_complete': SocialRegistrationCompleteForm(instance=user)})
        else:
            cont.update({'reg_complete': RegistrationCompleteForm(instance=user)})
    if not request.GET:
        cont.update({'search_form': ExpositionSearchForm()})
    return cont


def error404(request):
    context = {}
    expo_themes = Theme.active.expo_themes_with_count()
    conf_themes = Theme.active.conference_themes_with_count()
    context.update({'expo_themes': expo_themes, 'conf_themes': conf_themes})
    response = render_to_response('client/404.html', context, context_instance=RequestContext(request))
    response.status_code = 404
    return response


class MainPageView(JitterCacheMixin, TemplateView):
    cache_range = settings.CACHE_RANGE
    template_name = 'index.html'

    def get_context_data(self, **kwargs):
        context = super(MainPageView, self).get_context_data(**kwargs)
        ev = Exposition.objects.expo_main()
        events = sorted(ev, key=lambda x: x.main.position)
        # update main_page counter
        for event in events:
            event.main.link.log(self.request, 1)
        exposition_themes = Theme.objects.language().order_by('-main_page').filter(types=Theme.types.exposition)[:6]
        conference_themes = Theme.objects.language().order_by('-main_page').filter(types=Theme.types.conference)[:6]

        args = {'events': events, 'exposition_themes': exposition_themes, 'conference_themes': conference_themes,
                'search_form': ExpositionSearchForm, 'search_action': '/expo/search/'}

        context.update(args)

        return context


class AdvertisingView(TemplateView):
    template_name = 'simple_pages/advertising.html'


class AboutView(TemplateView):
    template_name = 'simple_pages/about.html'