.

atlas/templates/atlas/collection_case_view_take.html

@@ -78,7 +78,7 @@
                 {% endif %}
             </p>
         {% endif %}
-        {% if previous > -1 %}
+        {% if previous %}
             <button type="submit" name="previous" class="save btn btn-default">Previous</button>
         {% endif %}
         {% if next %}

atlas/views.py

@@ -1256,12 +1256,14 @@ def collection_case_view_take(request, pk, case_number, cid, passcode):
     cases = collection.cases.all().order_by("casedetail__sort_order").prefetch_related()
     case = cases[case_number]
 
+    if collection.collection_type == "REP":
         c = CidUser.objects.filter(cid=cid).first()
         cid_user_exam = collection.get_or_create_cid_user_exam(cid_user=c)
         case_detail = CaseDetail.objects.get(case=case, collection=collection)
         answer = case_detail.cidreportanswer_set.filter(cid=cid).first()
 
     if request.method == "POST":
+        if collection.collection_type == "REP":
             if not collection.publish_results:
                 if answer:
                     form = CidReportAnswerForm(request.POST, instance=answer)
@@ -1280,7 +1282,7 @@ def collection_case_view_take(request, pk, case_number, cid, passcode):
             kwargs = {"pk": pk, "cid": cid, "passcode": passcode}
             redirect_url = "atlas:collection_case_view_take"
 
-        if cid is None:
+        else:
             kwargs = {"pk": pk}
             redirect_url = "atlas:collection_case_view_review"
 
@@ -1305,6 +1307,7 @@ def collection_case_view_take(request, pk, case_number, cid, passcode):
 
     series_list = case.series.all().prefetch_related("images", "examination", "plane")
 
+    print("case_no")
     previous = case_number > 0
     next = case_number < (len(cases) - 1)