Introduced abort in config flow if all entities are deselected when editing a device

custom_components/localtuya/config_flow.py

@@ -570,6 +570,11 @@ class LocalTuyaOptionsFlowHandler(config_entries.OptionsFlow):
                             CONF_ENTITIES: [],
                         }
                     )
+                    if len(user_input[CONF_ENTITIES]) == 0:
+                        return self.async_abort(
+                            reason="no_entities",
+                            description_placeholders={},
+                        )
                     if user_input[CONF_ENTITIES]:
                         entity_ids = [
                             int(entity.split(":")[0])

custom_components/localtuya/translations/en.json

@@ -33,7 +33,8 @@
     "options": {
         "abort": {
             "already_configured": "Device has already been configured.",
-            "device_success": "Device {dev_name} successfully {action}."
+            "device_success": "Device {dev_name} successfully {action}.",
+            "no_entities": "Cannot remove all entities from a device.\nIf you want to delete a device, enter it in the Devices menu, click the 3 dots in the 'Device info' frame, and press the Delete button."
         },
         "error": {
             "authentication_failed": "Failed to authenticate.\n{msg}",