Stabilize subghz sending and flipper connection

.github/workflows/tests.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Install test dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pytest
+          pip install pytest pytest-asyncio
 
       - name: Run tests
         run: pytest -q

custom_components/flipper_rc/__init__.py

@@ -1,4 +1,4 @@
-"""LocalTuyaIR Remote Control integration."""
+"""Flipper Zero Remote Control integration."""
 import logging
 import voluptuous as vol
 import homeassistant.helpers.config_validation as cv
@@ -12,13 +12,13 @@
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
     """Set up Flipper Zero Remote Control from a config entry."""
-    _LOGGER.debug("Setting up entry")
+    _LOGGER.info("Setting up Flipper RC integration")
     # Add entities
     await hass.config_entries.async_forward_entry_setups(entry, [Platform.REMOTE, Platform.BUTTON])
 
     return True
 
 async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry):
     """Unload a config entry."""
-    _LOGGER.debug("Unloading")
+    _LOGGER.info("Unloading Flipper RC integration")
     return await hass.config_entries.async_unload_platforms(entry, [Platform.REMOTE, Platform.BUTTON])

custom_components/flipper_rc/button.py

@@ -5,6 +5,7 @@
 import os
 
 from homeassistant.components.button import ButtonEntity
+from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers import entity_registry as er
 from homeassistant.helpers.entity import DeviceInfo
 from homeassistant.util import slugify
@@ -51,8 +52,8 @@ async def async_setup_entry(hass, entry, async_add_entities):
         "/ext/subghz/Saved",
         "/ext/subghz_playlist",
         "/ext/apps_data/subghz",
+        "/ext",
     ]
-    fallback_root = "/ext"
 
     for root in search_roots:
         try:
@@ -64,16 +65,6 @@ async def async_setup_entry(hass, entry, async_add_entities):
             _LOGGER.info("Discovered %d Sub-GHz files in %s for %s", len(discovered), root, remote_entity.port)
             files.extend(discovered)
 
-    if not files:
-        try:
-            discovered = await remote_entity.async_list_subghz_files(fallback_root)
-        except Exception as e:
-            _LOGGER.debug("Cannot discover Sub-GHz files in %s on %s: %s", fallback_root, remote_entity.port, e)
-        else:
-            if discovered:
-                _LOGGER.info("Discovered %d Sub-GHz files in %s for %s", len(discovered), fallback_root, remote_entity.port)
-                files.extend(discovered)
-
     files = sorted(set(files))
 
     if not files:
@@ -116,9 +107,35 @@ def extra_state_attributes(self):
 
     async def async_press(self):
         """Replay file when button is pressed."""
-        _LOGGER.info("Sending Sub-GHz saved file: %s", self._file_path)
+        _LOGGER.info("Button press triggered for Sub-GHz file: %s", self._file_path)
+
+        file_path = self._file_path
+
+        if not self._remote_entity.available:
+            _LOGGER.warning("Button press for %s rejected: remote entity is not available", file_path)
+            raise HomeAssistantError(
+                f"Cannot send Sub-GHz file '{file_path}': Flipper Zero is not connected. "
+                "Please check the USB connection and wait for the device to become available."
+            )
+
         try:
             await self._remote_entity.async_send_subghz_from_file(self._file_path, repeat=1, antenna=0)
+            _LOGGER.info("Button press for %s completed successfully", file_path)
+        except TimeoutError as e:
+            _LOGGER.error("Timeout sending Sub-GHz file %s: %s", file_path, e)
+            raise HomeAssistantError(
+                f"Timed out sending Sub-GHz file '{file_path}': {e}. "
+                "The Flipper Zero may be busy transmitting. Please try again in a moment."
+            ) from e
+        except ConnectionError as e:
+            _LOGGER.error("Connection lost while sending Sub-GHz file %s: %s", file_path, e)
+            raise HomeAssistantError(
+                f"Connection to Flipper Zero lost while sending '{file_path}': {e}. "
+                "Please check the USB connection."
+            ) from e
         except Exception as e:
-            _LOGGER.error("Failed to send Sub-GHz saved file %s: %s", self._file_path, e, exc_info=True)
-            raise
+            _LOGGER.error("Failed to send Sub-GHz saved file %s: %s", file_path, e, exc_info=True)
+            raise HomeAssistantError(
+                f"Failed to send Sub-GHz file '{file_path}': {e}. "
+                "Check device connectivity and try again."
+            ) from e