from django.utils.translation import ugettext_lazy as _

from django.contrib import messages
from django.contrib.auth import logout as logout_user
from django.shortcuts import render, redirect
from django.http import HttpResponse, JsonResponse

from events.models.profiles import Team, UserProfile, Member
from events.forms import TeamEventForm, NewTeamEventForm, DeleteEventForm

from events.models.events import Event, Place, Attendee

import datetime
import simplejson

# Create your views here.
def events_list(request, *args, **kwargs):
    events = Event.objects.filter(end_time__gt=datetime.datetime.now()).order_by('start_time')
    context = {
        'events_list': events,
    }
    return render(request, 'get_together/events/list_events.html', context)

def show_event(request, event_id, event_slug):
    event = Event.objects.get(id=event_id)
    context = {
        'team': event.team,
        'event': event,
        'is_attending': request.user.profile in event.attendees.all(),
        'attendee_list': Attendee.objects.filter(event=event),
        'can_edit_event': request.user.profile.can_edit_event(event),
    }
    return render(request, 'get_together/events/show_event.html', context)

def create_event(request, team_id):
    team = Team.objects.get(id=team_id)
    if not request.user.profile.can_create_event(team):
        messages.add_message(request, messages.WARNING, message=_('You can not create events for this team.'))
        return redirect('show-team', team_id=team.pk)

    if request.method == 'GET':
        form = NewTeamEventForm()

        context = {
            'team': team,
            'event_form': form,
        }
        return render(request, 'get_together/events/create_event.html', context)
    elif request.method == 'POST':
        form = NewTeamEventForm(request.POST)
        if form.is_valid:
            form.instance.team = team
            form.instance.created_by = request.user.profile
            new_event = form.save()
            return redirect(new_event.get_absolute_url())
        else:
            context = {
                'team': team,
                'event_form': form,
            }
            return render(request, 'get_together/events/create_event.html', context)
    else:
     return redirect('home')

def edit_event(request, event_id):
    event = Event.objects.get(id=event_id)

    if not request.user.profile.can_edit_event(event):
        messages.add_message(request, messages.WARNING, message=_('You can not make changes to this event.'))
        return redirect(event.get_absolute_url())

    if request.method == 'GET':
        form = TeamEventForm(instance=event)

        context = {
            'team': event.team,
            'event': event,
            'event_form': form,
        }
        return render(request, 'get_together/events/edit_event.html', context)
    elif request.method == 'POST':
        form = TeamEventForm(request.POST,instance=event)
        if form.is_valid:
            new_event = form.save()
            return redirect(new_event.get_absolute_url())
        else:
            context = {
                'team': event.team,
                'event': event,
                'event_form': form,
            }
            return render(request, 'get_together/events/edit_event.html', context)
    else:
     return redirect('home')

def delete_event(request, event_id):
    event = Event.objects.get(id=event_id)
    if not request.user.profile.can_edit_event(event):
        messages.add_message(request, messages.WARNING, message=_('You can not make changes to this event.'))
        return redirect(event.get_absolute_url())

    if request.method == 'GET':
        form = DeleteEventForm()

        context = {
            'team': event.team,
            'event': event,
            'delete_form': form,
        }
        return render(request, 'get_together/events/delete_event.html', context)
    elif request.method == 'POST':
        form = DeleteEventForm(request.POST)
        if form.is_valid() and form.cleaned_data['confirm']:
            team_id = event.team_id
            event.delete()
            return redirect('show-team', team_id)
        else:
            context = {
                'team': event.team,
                'event': event,
                'delete_form': form,
            }
            return render(request, 'get_together/events/delete_event.html', context)
    else:
     return redirect('home')