from django.http import HttpResponse

from django.shortcuts import redirect, render_to_response

from pytask.taskapp.models import Task

def redirect_to_homepage(request):

    """ simply redirect to homepage """

    return redirect('/')

def homepage(request):

    """ check for authentication and display accordingly. """

    user = request.user

    is_guest = False

    is_mentor = False

    can_create_task = False

    task_list = []

    if not user.is_authenticated():

        is_guest = True

        disp_num = 10

        tasks_count = Task.objects.count()

        if tasks_count <= disp_num:

            task_list = Task.objects.order_by('id').reverse()

        else:

            task_list = Task.objects.order_by('id').reverse()[:10]

    else:

        user_profile = user.get_profile()

        is_mentor = True if user.task_mentors.all() else False

        can_create_task = False if user_profile.rights == u"CT" else True

    context = {'user':user,

               'is_guest':is_guest,

               'is_mentor':is_mentor,

               'task_list':task_list,

               'can_create_task':can_create_task,

               }

    return render_to_response('index.html', context)