update trainee / supervisor management

generic/views.py

@@ -112,6 +112,13 @@ import plotly.express as px
 from django.db.models import Prefetch
 
 
+
+class RedirectMixin():
+    def get_success_url(self) -> str:
+        if "redirect" in self.request.GET:
+            return self.request.GET["redirect"]
+        return super().get_success_url()
+
 class AuthorRequiredMixin(object):
     def get_object(self, *args, **kwargs):
         obj = super().get_object(*args, **kwargs)
@@ -3480,7 +3487,7 @@ class SupervisorDelete(CidManagerRequiredMixin, DeleteView):
     success_url = reverse_lazy("generic:supervisor")
 
 
-class SupervisorUpdate(CidManagerRequiredMixin, UpdateView):
+class SupervisorUpdate(RedirectMixin, CidManagerRequiredMixin, UpdateView):
     model = Supervisor
     form_class = SupervisorForm
     # success_url = reverse_lazy("generic:supervisor_detail", kwargs={'pk': self.pk})
@@ -3630,12 +3637,6 @@ class ExamGroupsUpdateBase(
         kwargs.update({"user": self.request.user})
         return kwargs
 
-class RedirectMixin():
-    def get_success_url(self) -> str:
-        if "redirect" in self.request.GET:
-            return self.request.GET["redirect"]
-        return super().get_success_url()
-
 class UpdateQuestionMixin(RedirectMixin, RevisionMixin, UpdateView):
 
     def get_form_kwargs(self):