# -*- coding: utf-8 -*-
import json
from django.shortcuts import  render_to_response
from django.http import HttpResponseRedirect
from django.core.urlresolvers import reverse
from django.core.context_processors import csrf
from forms import MainPageArticle, MainPageNews, MainPageThemes


def handle_form(request, form):
    if request.POST:
        f = form(request.POST)

        if f.is_valid():
            f.save()

    return HttpResponseRedirect(reverse('settings_main_page'))


def handle_news(request):
    return handle_form(request, MainPageNews)


def handle_articles(request):
    return handle_form(request, MainPageArticle)


def handle_themes(request):
    return handle_form(request, MainPageThemes)


from theme.models import Theme
from article.models import Article


def main_page(request):
    exposition_themes = Theme.objects.filter(main_page_expo__gt=0, types=Theme.types.exposition).order_by('main_page_expo')
    confrence_themes = Theme.objects.filter(main_page_conf__gt=0, types=Theme.types.conference).order_by('main_page_conf')
    news = Article.objects.news().filter(main_page=1)
    blogs = Article.objects.blogs().filter(main_page=1)

    themes = {'exposition_themes': exposition_themes, 'conference_themes': confrence_themes}

    news_form = MainPageNews(initial={'main_page_news':','.join(['%d'%item.id for item in news])})
    a = [{'id': int(item.id), 'text': item.main_title} for item in news]
    news_form.fields['main_page_news'].widget.attrs['data-init-text'] = json.dumps(a)
    article_form = MainPageArticle(initial={'article' : blogs})

    args = {'theme_form' : MainPageThemes(initial=themes),
            'article_form' : article_form,
            'news_form' : news_form,
            'exposition_themes': list(map(str, exposition_themes.values_list('pk', flat=True))),
            'confrence_themes': list(map(str, confrence_themes.values_list('pk', flat=True))),
            }
    args.update(csrf(request))
    return render_to_response('c_admin/settings/main_page.html', args)