Features: 1) Integrate DALFModelAdmin into ProductAdmin for enhanced admin functionality;

Fixes: 1) Remove unused `get_select2_language` import and `media` property logic from `ProductAdmin`;

Extra: 1) Cleanup redundant imports; 2) Code formatting improvements for readability.

core/admin.py

@@ -2,11 +2,9 @@ from contextlib import suppress
 
 from constance.admin import Config
 from constance.admin import ConstanceAdmin as BaseConstanceAdmin
-from dalf.admin import DALFRelatedFieldAjax, DALFRelatedOnlyField
-from django import forms
+from dalf.admin import DALFModelAdmin, DALFRelatedFieldAjax, DALFRelatedOnlyField
 from django.apps import apps
 from django.contrib.admin import ModelAdmin, TabularInline, action, register, site
-from django.contrib.admin.widgets import get_select2_language
 from django.contrib.gis.admin import GISModelAdmin
 from django.db.models import Model
 from django.utils.translation import gettext_lazy as _
@@ -233,7 +231,7 @@ class BrandAdmin(FieldsetsMixin, ActivationActionsMixin, ModelAdmin):
 
 
 @register(Product)
-class ProductAdmin(FieldsetsMixin, ActivationActionsMixin, ModelAdmin):
+class ProductAdmin(FieldsetsMixin, ActivationActionsMixin, DALFModelAdmin):
     model = Product  # type: ignore
     list_display = (
         "name",
@@ -270,28 +268,6 @@ class ProductAdmin(FieldsetsMixin, ActivationActionsMixin, ModelAdmin):
     general_fields = ["is_active", "name", "partnumber", "is_digital"]
     relation_fields = ["category", "brand", "tags"]
 
-    @property
-    def media(self):
-        base = super().media
-        lang = get_select2_language()
-        i18n = (f"admin/js/vendor/select2/i18n/{lang}.js",) if lang else ()
-        extra = forms.Media(
-            js=(
-                "admin/js/vendor/select2/select2.full.min.js",
-                *i18n,
-                "admin/js/autocomplete.js",
-                "admin/js/django_admin_list_filter.js",
-            ),
-            css={
-                "screen": (
-                    "admin/css/vendor/select2/select2.min.css",
-                    "admin/css/autocomplete.css",
-                    "admin/css/django_admin_list_filter.css",
-                ),
-            },
-        )
-        return base + extra
-
 
 @register(ProductTag)
 class ProductTagAdmin(FieldsetsMixin, ActivationActionsMixin, ModelAdmin):