Power: Suppress Shutdown on Idle While Charging / Plugged In (#244)

* Update power.c

* Update power.c

Co-authored-by: WillyJL <49810075+Willy-JL@users.noreply.github.com>

* Update power.c

Co-authored-by: WillyJL <49810075+Willy-JL@users.noreply.github.com>

* Format

* Also restart timer when plugged in but fully charged

avoids the 'it is now safe to unplug cable' screen

* Update changelog

---------

Co-authored-by: WillyJL <49810075+Willy-JL@users.noreply.github.com>

CHANGELOG.md

@@ -93,6 +93,7 @@
 - Desktop:
   - Fallback Poweroff prompt when power settings is unavailable (by @Willy-JL)
 - Sub-GHz: Fix GPS "Latitute" typo, switch to "Lat" and "Lon" in .sub files (#246 by @m7i-org)
+- Power: Suppress Shutdown on Idle While Charging / Plugged In (#244 by @luu176)
 - Storage:
   - Fallback SD format prompt when storage settings is unavailable (by @Willy-JL)
   - OFW: Fix folder rename fails (by @portasynthinca3)

applications/services/power/power_service/power.c

@@ -333,8 +333,15 @@ static void power_storage_callback(const void* message, void* context) {
 static void power_auto_shutdown_timer_callback(void* context) {
     furi_assert(context);
     Power* power = context;
-    power_auto_shutdown_inhibit(power);
-    power_off(power);
+
+    // Suppress shutdown on idle while charging to avoid the battery from not charging fully. Then restart timer back to original timeout.
+    if(power->state != PowerStateNotCharging) {
+        FURI_LOG_D(TAG, "Plugged in, reset idle timer");
+        power_auto_shutdown_arm(power);
+    } else {
+        power_auto_shutdown_inhibit(power);
+        power_off(power);
+    }
 }
 
 static void power_apply_settings(Power* power) {