from django.template import RequestContext
from django.shortcuts import render_to_response
# from django.utils.translation import ugettext as _

from django.contrib.auth.decorators import login_required

from courses.models import UserProfile, Course

@login_required
def courses_main(request):
	""" This is the main view presented to users after login.
	    Instructors will be shown a link to view grades and student progress,
	    students will be shown their current progress in all of the games
	    that they have records in.
	"""
	template = 'courses/courses_main.html'
	
	c = {}
	new_profile = None
	is_student = None

	try:
		profile = request.user.get_profile()
	except UserProfile.DoesNotExist:
		profile = UserProfile.objects.create(user=request.user)
		new_profile = True
	
	summary = False
	
	if not request.user.is_staff:
		summary = profile.usergradesummary_set.all()
		if summary.count() == 0:
			new_profile = True
		is_student = True
	
	c = {
		'user':  request.user,
		'profile':  profile,
		'new_profile':  new_profile,
		'is_student':  is_student,
		'summaries':  summary,
		'courses': request.user.studentships.all()
	}

	return render_to_response(template, c, context_instance=RequestContext(request))