import json
from django.views.generic import DetailView
from django.http import HttpResponse
from models import City


class CityView(DetailView):
    """
    this view is not used yet
    """
    model = City
    slug_field = 'url'
    template_name = 'client/city/city.html'


def get_city(request):
    """
    returns filtered cities in current language in json format
    """
    if request.is_ajax():
        country = request.GET['country']
        term = request.GET['term'].capitalize()
        if not term:
            qs = City.objects.language().filter(country=country).order_by('translations__name').distinct()[:100]
        else:
            qs = City.objects.language().filter(country=country, translations__name__contains=term).distinct()
        result = [{'id': city.id, 'label': city.name} for city in qs]

        return HttpResponse(json.dumps(result), content_type='application/json')
    else:
        return HttpResponse('not ajax')