From f0bba3a390c226d426a3e5feb2e6fc36980449fc Mon Sep 17 00:00:00 2001
From: cheykrym <cheykrym@cheykrym.cheykrym>
Date: Wed, 1 Apr 2026 03:41:19 +0300
Subject: [PATCH] pause when swap mode

---
 controllers/media_controller.py |  5 +++
 screens/media.py                | 59 ++++++++++++++++++++++-----------
 2 files changed, 45 insertions(+), 19 deletions(-)

diff --git a/controllers/media_controller.py b/controllers/media_controller.py
index b2e0e5d..b968836 100644
--- a/controllers/media_controller.py
+++ b/controllers/media_controller.py
@@ -200,7 +200,12 @@ class MediaController(QObject):
     def set_mode(self, mode: str) -> None:
         """Установить активный режим."""
         if mode in self._controllers:
+            # Если переключаемся с Bluetooth на CarPlay - ставим паузу
+            if self._current_mode == "bluetooth" and mode == "carplay":
+                self._controllers["bluetooth"].pause()
             self._current_mode = mode
+            # Сигнал о смене режима для обновления UI
+            self.metadata_changed.emit(self.get_metadata())
     
     def get_mode(self) -> str:
         """Получить текущий режим."""
diff --git a/screens/media.py b/screens/media.py
index 5288998..2373dbe 100644
--- a/screens/media.py
+++ b/screens/media.py
@@ -19,6 +19,10 @@ class MediaScreen(QWidget):
     def __init__(self, media_controller: MediaController = None):
         super().__init__()
         self._controller = media_controller
+        
+        # Подключаемся на сигнал изменения метаданных
+        if self._controller:
+            self._controller.metadata_changed.connect(self._on_metadata_changed)
 
         root = QVBoxLayout(self)
         root.setContentsMargins(18, 16, 18, 16)
@@ -157,9 +161,44 @@ class MediaScreen(QWidget):
 
     def set_controller(self, controller: MediaController) -> None:
         """Установить контроллер."""
+        if self._controller:
+            self._controller.metadata_changed.disconnect(self._on_metadata_changed)
         self._controller = controller
+        if self._controller:
+            self._controller.metadata_changed.connect(self._on_metadata_changed)
         self._refresh_metadata()
 
+    def _on_metadata_changed(self, metadata: TrackMetadata) -> None:
+        """Обновить UI при изменении метаданных."""
+        self._apply_metadata(metadata)
+
+    def _apply_metadata(self, metadata: TrackMetadata) -> None:
+        """Применить метаданные к UI."""
+        if metadata.title:
+            self.title.setText(metadata.title)
+        else:
+            self.title.setText("Название трека")
+        if metadata.artist:
+            self.artist.setText(metadata.artist)
+        else:
+            self.artist.setText("Исполнитель")
+        if metadata.album:
+            self.album.setText(metadata.album)
+        else:
+            self.album.setText("Альбом")
+        if metadata.source:
+            text = f"Источник: {metadata.source}"
+            self.source.setText(text)
+            self.source_changed.emit(text)
+        if metadata.duration is not None and metadata.duration > 0:
+            self.progress.setRange(0, metadata.duration)
+            self.time_total.setText(self._format_time(metadata.duration))
+        if metadata.position is not None:
+            self.progress.setValue(metadata.position)
+            self.time_pos.setText(self._format_time(metadata.position))
+        if metadata.status:
+            self.btn_play.setText("⏸" if metadata.status == "playing" else "▶")
+
     def _toggle_play(self):
         """Переключить воспроизведение/пауза."""
         if self._controller:
@@ -184,25 +223,7 @@ class MediaScreen(QWidget):
             return
         
         metadata = self._controller.get_metadata()
-
-        if metadata.title:
-            self.title.setText(metadata.title)
-        if metadata.artist:
-            self.artist.setText(metadata.artist)
-        if metadata.album:
-            self.album.setText(metadata.album)
-        if metadata.source:
-            text = f"Источник: {metadata.source}"
-            self.source.setText(text)
-            self.source_changed.emit(text)
-        if metadata.duration is not None and metadata.duration > 0:
-            self.progress.setRange(0, metadata.duration)
-            self.time_total.setText(self._format_time(metadata.duration))
-        if metadata.position is not None:
-            self.progress.setValue(metadata.position)
-            self.time_pos.setText(self._format_time(metadata.position))
-        if metadata.status:
-            self.btn_play.setText("⏸" if metadata.status == "playing" else "▶")
+        self._apply_metadata(metadata)
 
     def _format_time(self, ms: int) -> str:
         """Форматировать время из миллисекунд."""