fix: hide inactive devices usage summary

tests/test_webapp_devices_serialization.py

@@ -1,8 +1,11 @@
 import json
 from datetime import datetime, timezone
+from types import SimpleNamespace
+from unittest import IsolatedAsyncioTestCase
+from unittest.mock import AsyncMock
 
 import bot.app.web.subscription_webapp  # noqa: F401
-from bot.app.web.webapp.devices import _serialize_device
+from bot.app.web.webapp.devices import _load_devices_payload, _serialize_device
 
 
 def test_device_serializer_accepts_datetime_created_at():
@@ -20,3 +23,49 @@ def test_device_serializer_accepts_datetime_created_at():
     assert payload["created_at"] == created_at.isoformat()
     assert payload["created_at_text"] == "02.01.2099 03:04"
     json.dumps(payload)
+
+
+class WebAppDevicesPayloadTests(IsolatedAsyncioTestCase):
+    async def test_load_devices_payload_returns_empty_payload_without_subscription(self):
+        panel_service = SimpleNamespace(get_user_devices=AsyncMock())
+        subscription_service = SimpleNamespace(
+            get_active_subscription_details=AsyncMock(return_value=None),
+            panel_service=panel_service,
+        )
+
+        payload = await _load_devices_payload(subscription_service, AsyncMock(), 42)
+
+        self.assertTrue(payload["ok"])
+        self.assertFalse(payload["payload"]["subscription_active"])
+        self.assertEqual(payload["payload"]["current_devices"], 0)
+        self.assertEqual(payload["payload"]["devices"], [])
+        panel_service.get_user_devices.assert_not_awaited()
+
+    async def test_load_devices_payload_uses_fallback_panel_uuid_for_inactive_devices(self):
+        panel_service = SimpleNamespace(
+            get_user_devices=AsyncMock(
+                return_value=[
+                    {
+                        "hwid": "abcdef123456",
+                        "deviceModel": "Laptop",
+                    }
+                ]
+            )
+        )
+        subscription_service = SimpleNamespace(
+            get_active_subscription_details=AsyncMock(return_value=None),
+            panel_service=panel_service,
+        )
+
+        payload = await _load_devices_payload(
+            subscription_service,
+            AsyncMock(),
+            42,
+            fallback_panel_user_uuid="panel-user",
+        )
+
+        self.assertTrue(payload["ok"])
+        self.assertFalse(payload["payload"]["subscription_active"])
+        self.assertEqual(payload["payload"]["current_devices"], 1)
+        self.assertEqual(payload["payload"]["devices"][0]["display_name"], "Laptop")
+        panel_service.get_user_devices.assert_awaited_once_with("panel-user")