feat(media): SmtcController.resume() stellt nur eigene Pausen wieder her

tests/test_media_smtc.py

@@ -149,3 +149,82 @@ async def test_pause_logs_and_continues_when_session_fails(monkeypatch, caplog):
     good.try_pause_async.assert_awaited_once()
     assert controller._paused == ["Spotify"]
     assert any("broken" in r.message for r in caplog.records)
+
+
+@pytest.mark.asyncio
+async def test_resume_with_empty_paused_list_is_noop(monkeypatch):
+    from whisper_local.media._smtc import SmtcController
+
+    controller = SmtcController()
+    controller._paused = []
+    ensure = AsyncMock()
+    monkeypatch.setattr(controller, "_ensure_manager", ensure)
+
+    await controller.resume()
+
+    ensure.assert_not_awaited()
+
+
+@pytest.mark.asyncio
+async def test_resume_plays_only_previously_paused(monkeypatch):
+    from whisper_local.media._smtc import SmtcController
+
+    spotify = _make_session("Spotify", PAUSED)
+    edge = _make_session("msedge", PAUSED)
+    controller = SmtcController()
+    controller._paused = ["Spotify"]
+    monkeypatch.setattr(
+        controller,
+        "_ensure_manager",
+        AsyncMock(return_value=_make_manager([spotify, edge])),
+    )
+
+    await controller.resume()
+
+    spotify.try_play_async.assert_awaited_once()
+    edge.try_play_async.assert_not_awaited()
+    assert controller._paused == []
+
+
+@pytest.mark.asyncio
+async def test_resume_skips_disappeared_session(monkeypatch, caplog):
+    from whisper_local.media._smtc import SmtcController
+
+    still_there = _make_session("Spotify", PAUSED)
+    controller = SmtcController()
+    controller._paused = ["gone_app", "Spotify"]
+    monkeypatch.setattr(
+        controller,
+        "_ensure_manager",
+        AsyncMock(return_value=_make_manager([still_there])),
+    )
+
+    with caplog.at_level("WARNING"):
+        await controller.resume()
+
+    still_there.try_play_async.assert_awaited_once()
+    assert controller._paused == []
+    assert any("gone_app" in r.message for r in caplog.records)
+
+
+@pytest.mark.asyncio
+async def test_resume_logs_and_continues_when_session_fails(monkeypatch, caplog):
+    from whisper_local.media._smtc import SmtcController
+
+    broken = _make_session("broken", PAUSED)
+    broken.try_play_async = AsyncMock(side_effect=RuntimeError("Verbindung verloren"))
+    good = _make_session("Spotify", PAUSED)
+    controller = SmtcController()
+    controller._paused = ["broken", "Spotify"]
+    monkeypatch.setattr(
+        controller,
+        "_ensure_manager",
+        AsyncMock(return_value=_make_manager([broken, good])),
+    )
+
+    with caplog.at_level("WARNING"):
+        await controller.resume()
+
+    good.try_play_async.assert_awaited_once()
+    assert controller._paused == []
+    assert any("broken" in r.message for r in caplog.records)

whisper_local/media/_smtc.py

@@ -67,4 +67,27 @@ class SmtcController:
         self._paused = paused
 
     async def resume(self) -> None:
-        pass
+        if not self._paused:
+            return
+        try:
+            manager = await self._ensure_manager()
+            current = {
+                s.source_app_user_model_id: s for s in manager.get_sessions()
+            }
+        except Exception as e:
+            logger.warning("SMTC nicht erreichbar beim Fortsetzen: %s", e)
+            self._paused = []
+            return
+        to_resume = self._paused
+        self._paused = []
+        for aumid in to_resume:
+            session = current.get(aumid)
+            if session is None:
+                logger.warning(
+                    "Session %s nicht mehr vorhanden, wird übersprungen", aumid
+                )
+                continue
+            try:
+                await session.try_play_async()
+            except Exception as e:
+                logger.warning("Konnte Session %s nicht fortsetzen: %s", aumid, e)