10615 filter cable termination_id with cable_end (#12182)

* 10615 filter cable termination_id with cable_end

* 10615 filter distinct

* 10615 filter distinct

netbox/dcim/filtersets.py

@@ -1667,12 +1667,14 @@ class CableFilterSet(TenancyFilterSet, NetBoxModelFilterSet):
         field_name='terminations__termination_type'
     )
     termination_a_id = MultiValueNumberFilter(
+        method='filter_by_cable_end_a',
         field_name='terminations__termination_id'
     )
     termination_b_type = ContentTypeFilter(
         field_name='terminations__termination_type'
     )
     termination_b_id = MultiValueNumberFilter(
+        method='filter_by_cable_end_b',
         field_name='terminations__termination_id'
     )
     type = django_filters.MultipleChoiceFilter(
@@ -1730,6 +1732,18 @@ class CableFilterSet(TenancyFilterSet, NetBoxModelFilterSet):
         # Supported objects: device, rack, location, site
         return queryset.filter(**{f'terminations___{name}__in': value}).distinct()
 
+    def filter_by_cable_end(self, queryset, name, value, side):
+        # Filter by termination id and cable_end type
+        return queryset.filter(**{f'{name}__in': value, 'terminations__cable_end': side}).distinct()
+
+    def filter_by_cable_end_a(self, queryset, name, value):
+        # Filter by termination id and cable_end type
+        return self.filter_by_cable_end(queryset, name, value, CableEndChoices.SIDE_A)
+
+    def filter_by_cable_end_b(self, queryset, name, value):
+        # Filter by termination id and cable_end type
+        return self.filter_by_cable_end(queryset, name, value, CableEndChoices.SIDE_B)
+
 
 class CableTerminationFilterSet(BaseFilterSet):
     termination_type = ContentTypeFilter()