More adapting to StickInitShortResponse

Author: bouwew

plugwise_usb/__init__.py

@@ -237,8 +237,8 @@ async def setup(self, discover: bool = True, load: bool = True) -> None:
         if not self.is_connected:
             await self.connect()
         if not self.is_initialized:
-            await self.initialize()
-        if discover:
+            initialized = await self.initialize()
+        if initialized and discover:
             await self.start_network()
             await self.discover_coordinator()
             await self.discover_nodes()
@@ -271,9 +271,13 @@ async def plus_pair_request(self, mac: str) -> bool:
         return await self._controller.pair_plus_device(mac)
 
     @raise_not_connected
-    async def initialize(self, create_root_cache_folder: bool = False) -> None:
+    async def initialize(self, create_root_cache_folder: bool = False) -> bool:
         """Initialize connection to USB-Stick."""
         await self._controller.initialize_stick()
+        # Check if network is offline = StickInitShortResponse
+        if self._controller.mac_coordinator is None:
+            return False
+
         if self._network is None:
             self._network = StickNetwork(self._controller)
             self._network.cache_folder = self._cache_folder
@@ -282,6 +286,8 @@ async def initialize(self, create_root_cache_folder: bool = False) -> None:
             if self._cache_enabled:
                 await self._network.initialize_cache()
 
+        return True
+
     @raise_not_connected
     @raise_not_initialized
     async def start_network(self) -> None: