further improve anatomy questions

anatomy/views.py

@@ -27,6 +27,8 @@ from django.http import HttpResponseRedirect, HttpResponse
 from dal import autocomplete
 
 from django.conf import settings
+from django.utils.html import format_html_join
+from django.utils.safestring import mark_safe
 
 
 from .forms import (
@@ -851,3 +853,81 @@ GenericViews = GenericViewBase("anatomy", AnatomyQuestion, UserAnswer, Exam)
 class ExamClone(ExamCloneMixin, ExamCreate):
     """Clone exam view"""
 
+
+
+def confirm_answer(request, answer_id: int):
+    if request.htmx:
+        answer = get_object_or_404(Answer, pk=answer_id)
+
+        # Check if the user has permission to confirm the answer
+        if not answer.can_edit(request.user):
+            return HttpResponse("Invalid permissions", status=403)
+
+        answer.clean()
+        answer.proposed = False
+        answer.save()
+        return HttpResponse("Answer accepted")
+
+    raise PermissionDenied()
+
+def delete_answer(request, answer_id: int):
+    if request.htmx:
+        answer = get_object_or_404(Answer, pk=answer_id)
+
+        # Check if the user has permission to confirm the answer
+        if not answer.can_edit(request.user):
+            return HttpResponse("Invalid permissions", status=403)
+
+        answer.delete()
+        return HttpResponse("Answer deleted")
+    raise PermissionDenied()
+
+def question_add_exam(request, question_id: int):
+    if request.htmx:
+        question = get_object_or_404(AnatomyQuestion, pk=question_id)
+
+        if not question.can_edit(request.user):
+            return HttpResponse("Invalid permissions", status=403)
+
+
+        if request.POST:
+            exam_id = request.POST.get("exam_id", None)
+
+            if exam_id is None:
+                return HttpResponse("No exam id provided", status=400)
+
+            exam = get_object_or_404(Exam, pk=exam_id)
+
+            if request.POST.get("remove", False) == "true":
+                question.exams.remove(exam)
+                return HttpResponse("Question removed from exam.")
+            else:
+                question.exams.add(exam)
+
+                return HttpResponse("Question added to exam.")
+        else:
+            # Return a list of exams that we can add to the question
+
+            exams = Exam.objects.filter(author=request.user) | Exam.objects.filter(open_access=True)  
+            exams = exams.difference(question.exams.all())
+
+            if not exams:
+                return HttpResponse("No exams available to add")
+
+            html = "Exams to add to question: <br>"
+            for exam in exams:
+                html = html + (f"<span id='htmx-exam-list'><form><input name='exam_id' value='{exam.id}' type='hidden'><button hx-post=\"{request.path}\""
+                f">{exam.name}:  {exam.id}</button></form>"
+                )
+            html = html + "<br>Exams to remove from question: <br>"
+            for exam in question.exams.all():
+                html = html + (f"<span id='htmx-exam-list'><form><input name='exam_id' value='{exam.id}' type='hidden'><input name='remove' value='true' type='hidden'><button hx-post=\"{request.path}\""
+                f"hx-confirm='Are you sure you want to remove this exam from the question?'"
+                f">{exam.name}:  {exam.id}</button></form>"
+                )
+            html = html + "<button _='on click remove #htmx-exam-list'>Cancel</button>"
+            
+            return HttpResponse(mark_safe(html))
+
+
+    raise PermissionDenied()