fix for when there are no students

[edumed.git] / wtem / views.py

diff --git a/wtem/views.py b/wtem/views.py
index 33ac1e2..0696174 100644 (file)
--- a/wtem/views.py
+++ b/wtem/views.py
@@ -1,4 +1,6 @@
 # -*- coding: utf-8 -*-
+import json
+from copy import deepcopy
 
 from django.conf import settings
 from django.http import HttpResponseForbidden
@@ -46,8 +48,19 @@ def form_during(request, key):
                 first_name='Debug', last_name='Debug', email='debug@debug.com', key=DEBUG_KEY)
         else:
             return render(request, 'wtem/key_not_found.html')
+    exercises_with_answers = deepcopy(exercises)
+    if submission.answers:
+        answers = json.loads(submission.answers)
+    else:
+        answers = {}
+    for exercise in exercises_with_answers:
+        exercise['saved_answer'] = answers.get(str(exercise['id']), '')
+        if exercise['type'] == 'open' and exercise.get('fields'):
+            field_answers = {field['id']: field['text'] for field in exercise['saved_answer']}
+            for field in exercise['fields']:
+                field['saved_answer'] = field_answers.get(field['id'], '')
     if request.method == 'GET':
-        return render(request, 'wtem/main.html', dict(exercises=exercises, end_time=submission.end_time))
+        return render(request, 'wtem/main.html', {'exercises': exercises_with_answers, 'end_time': submission.end_time})
     elif request.method == 'POST':
         form = WTEMForm(request.POST, request.FILES, instance=submission)
         if form.is_valid():