[feature] Switched to autocomplete filters

Co-authored-by: Federico Capoano <f.capoano@openwisp.io>

Author: pandafy

README.rst

@@ -481,6 +481,7 @@ The ``settings.py`` of your project should contain the following:
         'openwisp_users',
         'openwisp_ipam',
         # admin
+        'admin_auto_filters',
         'django.contrib.admin',
         # rest framework
         'rest_framework',
@@ -575,6 +576,7 @@ ensuring also that ``openwisp_ipam`` has been removed:
         'openwisp_users',
         # 'myipam',   <-- replace without your app-name here
         # admin
+        'admin_auto_filters',
         'django.contrib.admin',
         # rest framework
         'rest_framework',

openwisp_ipam/admin.py

@@ -22,6 +22,7 @@
 from .api.views import HostsSet
 from .base.forms import IpAddressImportForm
 from .base.models import CsvImportException
+from .filters import SubnetFilter, SubnetOrganizationFilter
 
 Subnet = swapper.load_model('openwisp_ipam', 'Subnet')
 IpAddress = swapper.load_model('openwisp_ipam', 'IpAddress')
@@ -46,7 +47,7 @@ class SubnetAdmin(
         'created',
         'modified',
     ]
-    list_filter = [('organization', MultitenantOrgFilter)]
+    list_filter = [MultitenantOrgFilter]
     autocomplete_fields = ['master_subnet']
     search_fields = ['subnet', 'name']
     list_select_related = ['organization', 'master_subnet']
@@ -218,7 +219,7 @@ class IpAddressAdmin(
     form = IpAddressAdminForm
     change_form_template = 'admin/openwisp-ipam/ip_address/change_form.html'
     list_display = ['ip_address', 'subnet', 'organization', 'created', 'modified']
-    list_filter = ['subnet', ('subnet__organization', MultitenantOrgFilter)]
+    list_filter = [SubnetOrganizationFilter, SubnetFilter]
     search_fields = ['ip_address']
     autocomplete_fields = ['subnet']
     multitenant_parent = 'subnet'

openwisp_ipam/filters.py

@@ -0,0 +1,16 @@
+from django.utils.translation import gettext_lazy as _
+from openwisp_users.multitenancy import MultitenantRelatedOrgFilter
+from swapper import load_model
+
+Subnet = load_model('openwisp_ipam', 'Subnet')
+
+
+class SubnetFilter(MultitenantRelatedOrgFilter):
+    field_name = 'subnet'
+    parameter_name = 'subnet_id'
+    title = _('subnet')
+
+
+class SubnetOrganizationFilter(MultitenantRelatedOrgFilter):
+    parameter_name = 'subnet__organization'
+    rel_model = Subnet

requirements.txt

@@ -1,4 +1,4 @@
-openwisp-users @ https://github.com/openwisp/openwisp-users/tarball/3ec78ab47395b5aa1e4f27fd9670b57b6f0a3acb
+openwisp-users @ https://github.com/openwisp/openwisp-users/tarball/master
 openwisp-utils[rest] @ https://github.com/openwisp/openwisp-utils/tarball/master
 django>=3.0.0,<4.1.0
 openpyxl~=3.0.9

tests/openwisp2/settings.py

@@ -13,7 +13,6 @@
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'openwisp_utils.admin_theme',
     'openwisp_users.accounts',
     # all-auth
     'django.contrib.sites',
@@ -26,7 +25,9 @@
     'openwisp_users',
     'openwisp_ipam',
     # admin
+    'openwisp_utils.admin_theme',
     'django.contrib.admin',
+    'admin_auto_filters',
     # rest framework
     'rest_framework',
     'rest_framework.authtoken',