# -*- coding: utf-8 -*-
from django.http import HttpResponse
from models import Conference
from functions.custom_views import ExpoListView
import json

class ConferenceView(ExpoListView):
    model = Conference
    template_name = 'event_catalog.html'

def conference_add_calendar(request, id):
    args = {'success': False}
    user = request.user

    if user.is_authenticated():
        conf = Conference.objects.safe_get(id=id)
        if conf:
            user.calendar.conferences.add(conf)
            args['success'] = True
    else:
        args['not_authorized'] = True
        args['success'] = True

    return HttpResponse(json.dumps(args), content_type='application/json')

def conference_remove_calendar(request, id):
    args = {'success': False}
    if request.user:
        user = request.user
        conf = Conference.objects.safe_get(id=id)
        if conf:
            user.calendar.conferences.remove(conf)
            args['success'] = True
    else:
        args['not_authorized'] = True
        args['success'] = True


    return HttpResponse(json.dumps(args), content_type='application/json')

def conference_visit(request, id):
    args = {'success': False}
    user = request.user
    if  user.is_authenticated():
        conf = Conference.objects.safe_get(id=id)
        if conf:
            conf.users.add(user)
            args['success'] = True

    else:
        args['not_authorized'] = True
        args['success'] = True

    return HttpResponse(json.dumps(args), content_type='application/json')

def conference_unvisit(request, id):
    args = {'success': False}
    user = request.user
    if  user.is_authenticated():
        conf = Conference.objects.safe_get(id=id)
        if conf:
            conf.users.remove(user)
    else:
        args['not_authorized'] = True
        args['success'] = True

    return HttpResponse(json.dumps(args), content_type='application/json')