From 6d5f9e97b493a8d523e00a6076b3446dc0b8bbd5 Mon Sep 17 00:00:00 2001
From: Brandon Taylor <alsoicode@gmail.com>
Date: Mon, 9 Jul 2018 07:49:55 -0400
Subject: [PATCH] Added `after_sorting` method to SortableAdminBase class that
 can be defined on a model admin to be executed after sorting has occurred.

---
 adminsortable/admin.py          | 7 +++++++
 sample_project/samples/admin.py | 9 ++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/adminsortable/admin.py b/adminsortable/admin.py
index 10281a6..ea3fd8f 100644
--- a/adminsortable/admin.py
+++ b/adminsortable/admin.py
@@ -56,6 +56,11 @@ class SortableAdminBase(object):
         return super(SortableAdminBase, self).changelist_view(request,
             extra_context=extra_context)
 
+    # override this function in your SortableAdmin if you need to do something
+    # after sorting has occurred
+    def after_sorting(self):
+        pass
+
 
 class SortableAdmin(SortableAdminBase, ModelAdmin):
     """
@@ -303,6 +308,8 @@ class SortableAdmin(SortableAdminBase, ModelAdmin):
                     AttributeError, ValueError):
                 pass
 
+        self.after_sorting()
+
         return HttpResponse(json.dumps(response, ensure_ascii=False),
             content_type='application/json')
 
diff --git a/sample_project/samples/admin.py b/sample_project/samples/admin.py
index fb1acf1..993eae7 100644
--- a/sample_project/samples/admin.py
+++ b/sample_project/samples/admin.py
@@ -61,6 +61,9 @@ class NoteInline(SortableStackedInline):
     model = Note
     extra = 2
 
+    def after_sorting(self):
+        print('I happened after sorting')
+
 
 class GenericNoteInline(SortableGenericStackedInline):
     model = GenericNote
@@ -83,9 +86,13 @@ class ProjectAdmin(SortableAdmin):
         NonSortableCreditInline, NonSortableNoteInline
     ]
     list_display = ['__str__', 'category']
+    list_filter = ('category__title',)
     after_sorting_js_callback_name = 'afterSortCallback'
     sortable_change_list_template = 'adminsortable/custom_change_list.html'
-    sortable_change_form_template = "adminsortable/custom_change_form.html"
+    sortable_change_form_template = 'adminsortable/custom_change_form.html'
+
+    def after_sorting(self):
+        print('I happened after sorting')
 
 admin.site.register(Project, ProjectAdmin)