from django.http import HttpResponse
from django.shortcuts import render
from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
from .models import News


def index(request):
    category = request.GET.get('category')
    if category:
        news = News.objects.filter(category=category).order_by('-created')
    else:
        news = News.objects.all().order_by('-created')
    paginator = Paginator(news, 12)

    p = int(request.GET.get('page', 1))
    try:
        contacts = paginator.page(p)
    except PageNotAnInteger:
        contacts = paginator.page(1)
    except EmptyPage:
        contacts = paginator.page(paginator.num_pages)
    return render(request, 'news/index.html', {'contacts': contacts, 'category': category, 'p': p})


def details(request):
    category = request.GET.get('category')
    id = request.GET.get('id')
    n = News.objects.get(id=id)
    n.hit_count += 1
    n.save()
    return render(request, 'news/details.html', {'n': n, 'category': category})


def search(request):
    title = request.GET['title']
    contacts = News.objects.filter(title__contains=title).order_by('-created')
    return render(request, 'news/index.html', {'contacts': contacts})