[esp32_ble_tracker] Write require feature defines after all clients are registered (#9780)

esphome/components/esp32_ble_tracker/__init__.py

@@ -30,7 +30,7 @@ from esphome.const import (
     CONF_SERVICE_UUID,
     CONF_TRIGGER_ID,
 )
-from esphome.core import CORE
+from esphome.core import CORE, coroutine_with_priority
 from esphome.enum import StrEnum
 from esphome.types import ConfigType
 
@@ -365,14 +365,22 @@ async def to_code(config):
     cg.add_define("USE_OTA_STATE_CALLBACK")  # To be notified when an OTA update starts
     cg.add_define("USE_ESP32_BLE_CLIENT")
 
-    # Add feature-specific defines based on what's needed
-    if BLEFeatures.ESP_BT_DEVICE in _required_features:
-        cg.add_define("USE_ESP32_BLE_DEVICE")
+    CORE.add_job(_add_ble_features)
 
     if config.get(CONF_SOFTWARE_COEXISTENCE):
         cg.add_define("USE_ESP32_BLE_SOFTWARE_COEXISTENCE")
 
 
+# This needs to be run as a job with very low priority so that all components have
+# chance to call register_ble_tracker and register_client before the list is checked
+# and added to the global defines list.
+@coroutine_with_priority(-1000)
+async def _add_ble_features():
+    # Add feature-specific defines based on what's needed
+    if BLEFeatures.ESP_BT_DEVICE in _required_features:
+        cg.add_define("USE_ESP32_BLE_DEVICE")
+
+
 ESP32_BLE_START_SCAN_ACTION_SCHEMA = cv.Schema(
     {
         cv.GenerateID(): cv.use_id(ESP32BLETracker),