From d781ec795b9d9e053ce71c30450ba2b979eab43b Mon Sep 17 00:00:00 2001
From: Peter Johanson <peter@peterjohanson.com>
Date: Tue, 18 Apr 2023 07:14:18 +0000
Subject: [PATCH] refactor(bluetooth): Add battery reporting config.

* Add dedicated battery reporting Kconfig that is `imply`d by
  enabling ZMK_BLE.
---
 app/CMakeLists.txt | 4 ++--
 app/Kconfig        | 8 +++++++-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index a647e883..ea3b8f73 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -77,8 +77,8 @@ endif()
 target_sources_ifdef(CONFIG_ZMK_RGB_UNDERGLOW app PRIVATE src/behaviors/behavior_rgb_underglow.c)
 target_sources_ifdef(CONFIG_ZMK_BACKLIGHT app PRIVATE src/behaviors/behavior_backlight.c)
 
-target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/events/battery_state_changed.c)
-target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/battery.c)
+target_sources_ifdef(CONFIG_ZMK_BATTERY_REPORTING app PRIVATE src/events/battery_state_changed.c)
+target_sources_ifdef(CONFIG_ZMK_BATTERY_REPORTING app PRIVATE src/battery.c)
 
 target_sources_ifdef(CONFIG_ZMK_SPLIT app PRIVATE src/events/split_peripheral_status_changed.c)
 add_subdirectory(src/split)
diff --git a/app/Kconfig b/app/Kconfig
index a54ad389..9c0606b0 100644
--- a/app/Kconfig
+++ b/app/Kconfig
@@ -114,9 +114,9 @@ menuconfig ZMK_BLE
     select BT_SMP_APP_PAIRING_ACCEPT
     select BT_PERIPHERAL
     select BT_DIS
-    select BT_BAS
     select BT_SETTINGS
     select SETTINGS
+    imply ZMK_BATTERY_REPORTING
 
 if ZMK_BLE
 
@@ -322,6 +322,12 @@ endmenu
 
 menu "Power Management"
 
+config ZMK_BATTERY_REPORTING
+    bool "Battery level detection/reporting"
+    default n
+    select SENSOR
+    select BT_BAS if ZMK_BLE
+
 config ZMK_IDLE_TIMEOUT
     int "Milliseconds of inactivity before entering idle state (OLED shutoff, etc)"
     default 30000