feat: add enabled property to Channel and TelegramChannel classes

src/bub/channels/base.py

@@ -23,6 +23,11 @@ def needs_debounce(self) -> bool:
         """Whether this channel needs debounce to prevent overload. Default to False."""
         return False
 
+    @property
+    def enabled(self) -> bool:
+        """Whether this channel is enabled. Default to True."""
+        return True
+
     async def send(self, message: ChannelMessage) -> None:
         """Send a message to the channel. Optional to implement."""
         # Do nothing by default

src/bub/channels/manager.py

@@ -104,8 +104,10 @@ async def quit(self, session_id: str) -> None:
     def enabled_channels(self) -> list[Channel]:
         if "all" in self._enabled_channels:
             # Exclude 'cli' channel from 'all' to prevent interference with other channels
-            return [channel for name, channel in self._channels.items() if name != "cli"]
-        return [channel for name, channel in self._channels.items() if name in self._enabled_channels]
+            return [channel for name, channel in self._channels.items() if name != "cli" and channel.enabled]
+        return [
+            channel for name, channel in self._channels.items() if name in self._enabled_channels and channel.enabled
+        ]
 
     def _on_task_done(self, session_id: str, task: asyncio.Task) -> None:
         task.exception()  # to log any exception

src/bub/channels/telegram.py

@@ -153,6 +153,10 @@ def __init__(self, on_receive: MessageHandler) -> None:
         self._parser = TelegramMessageParser(bot_getter=lambda: self._app.bot)
         self._typing_tasks: dict[str, asyncio.Task] = {}
 
+    @property
+    def enabled(self) -> bool:
+        return bool(self._settings.token)
+
     @property
     def needs_debounce(self) -> bool:
         return True

tests/test_builtin_hook_impl.py

@@ -156,6 +156,10 @@ class DummyTelegramChannel:
         def __init__(self, on_receive) -> None:
             self.on_receive = on_receive
 
+        @property
+        def enabled(self) -> bool:
+            return True
+
     import bub.channels.cli
     import bub.channels.telegram
 

tests/test_channels.py

@@ -34,6 +34,10 @@ async def start(self, stop_event: asyncio.Event) -> None:
     async def stop(self) -> None:
         self.stopped = True
 
+    @property
+    def enabled(self) -> bool:
+        return True
+
     async def send(self, message: ChannelMessage) -> None:
         self.sent.append(message)