@csrf_exempt
def addCinemaFunction(request):
    if request.session["function"] == "admin" or request.session["function"] == "manager":
        with open('data_json.json', 'r', encoding='utf-8') as file:
            data_json = json.load(file)
        req = request.POST
        name = req.get('name')
        location = req.get('location')
        phone = req.get('phone')
        if name != None and location != None and phone != None and \
                name != "" and location != "" and phone != "":
            flag = False
            last_id = int(data_json['cinemas'][-1]['id']) + 1
            for cinema in data_json['cinemas']:
                if name == cinema['name']:
                    flag = True
                    break
            if flag == False:
                new_obj = {
                    'id': str(last_id),
                    'name': name,
                    'location': location,
                    'contacts': {
                        'phone': phone,
                    },
                    'films': [],

                }
                data_json['cinemas'].append(new_obj)
                with open('data_json.json', 'w', encoding='utf-8') as file:
                    file.write(json.dumps(data_json, ensure_ascii=False, separators=(',', ': '), indent=2))
                return redirect('guest')
            else:
                return render(request, 'json/addCinema.html', {})
        else:
            return render(request, 'json/addCinema.html', {})
    else:
        return redirect('/')