feat(billing): Add is_expired field to TopupAdmin and TopupSerializer for better topup management ✨

billing/admin.py

@@ -26,8 +26,11 @@ class TopupAdmin(admin.ModelAdmin):
         "paid",
         "paid_at",
         "created_at",
+        "is_expired",
+        "expires_at",
         "updated_at",
     )
+
     search_fields = (
         "user__first_name",
         "user__last_name",
@@ -35,6 +38,10 @@ class TopupAdmin(admin.ModelAdmin):
         "user__mobile",
     )
 
+    @admin.display(boolean=True, description="Expired")
+    def is_expired(self, obj):
+        return obj.is_expired
+
 
 admin.site.register(Payment, PaymentAdmin)
 admin.site.register(BillFormula)

billing/serializers.py

@@ -21,6 +21,7 @@ class UpdatePaymentSerializer(serializers.ModelSerializer):
 
 class TopupSerializer(serializers.ModelSerializer):
     user = serializers.SerializerMethodField()
+    is_expired = serializers.SerializerMethodField()
 
     def get_user(self, obj):
         user = obj.user
@@ -33,6 +34,9 @@ class TopupSerializer(serializers.ModelSerializer):
             }
         return None
 
+    def get_is_expired(self, obj):
+        return obj.is_expired
+
     class Meta:  # type: ignore
         model = Topup
         fields = [
@@ -41,6 +45,7 @@ class TopupSerializer(serializers.ModelSerializer):
             "user",
             "paid",
             "mib_reference",
+            "is_expired",
             "created_at",
             "updated_at",
         ]