Save preferences to JSON file

linux_voice_assistant/models.py

@@ -1,6 +1,8 @@
 """Shared models."""
 
-from dataclasses import dataclass
+import json
+import logging
+from dataclasses import asdict, dataclass, field
 from pathlib import Path
 from queue import Queue
 from typing import TYPE_CHECKING, Dict, List, Optional
@@ -11,6 +13,8 @@ if TYPE_CHECKING:
     from .mpv_player import MpvMediaPlayer
     from .satellite import VoiceSatelliteProtocol
 
+_LOGGER = logging.getLogger(__name__)
+
 
 @dataclass
 class AvailableWakeWord:
@@ -20,6 +24,11 @@ class AvailableWakeWord:
     config_path: Path
 
 
+@dataclass
+class Preferences:
+    active_wake_words: List[str] = field(default_factory=list)
+
+
 @dataclass
 class ServerState:
     name: str
@@ -33,5 +42,16 @@ class ServerState:
     tts_player: "MpvMediaPlayer"
     wakeup_sound: str
     timer_finished_sound: str
+    preferences: Preferences
+    preferences_path: Path
     media_player_entity: "Optional[MediaPlayerEntity]" = None
     satellite: "Optional[VoiceSatelliteProtocol]" = None
+
+    def save_preferences(self) -> None:
+        """Save preferences as JSON."""
+        _LOGGER.debug("Saving preferences: %s", self.preferences_path)
+        self.preferences_path.parent.mkdir(parents=True, exist_ok=True)
+        with open(self.preferences_path, "w", encoding="utf-8") as preferences_file:
+            json.dump(
+                asdict(self.preferences), preferences_file, ensure_ascii=False, indent=4
+            )