Admin: add custom label to list filters

1 files changed, 18 insertions, 1 deletions

diff --git a/ishtar_common/admin.py b/ishtar_common/admin.py
index 03819ec12..e363de401 100644
--- a/ishtar_common/admin.py
+++ b/ishtar_common/admin.py
@@ -110,6 +110,16 @@ class ImportGenericForm(forms.Form):
     )
 
 
+def custom_titled_filter(title, klass):
+    # klass: admin.BooleanFieldListFilter, admin.RelatedFieldListFilter or ...
+    class Wrapper(klass):
+        def __new__(cls, *args, **kwargs):
+            instance = klass(*args, **kwargs)
+            instance.title = title
+            return instance
+    return Wrapper
+
+
 def change_value(attribute, value, description):
     """
     Action to change a specific value in a list
@@ -1537,6 +1547,7 @@ class ImportTargetInline(admin.TabularInline):
     extra = 1
     form = ImportTargetForm
 
+
 class ImporterColumnAdmin(admin.ModelAdmin):
     list_display = (
         "label",
@@ -1549,7 +1560,13 @@ class ImporterColumnAdmin(admin.ModelAdmin):
         "duplicate_fields_lbl",
         "required",
     )
-    list_filter = ("importer_type", "importer_type__available")
+    list_filter = (
+        (
+            "importer_type__available",
+            custom_titled_filter(_("Importer available"), admin.BooleanFieldListFilter),
+        ),
+        "importer_type",
+    )
     search_fields = ("label",)
     inlines = (ImportTargetInline, ImporterDuplicateFieldInline)
     actions = [duplicate_importercolumn, shift_left, shift_right]