From f78f5b2c2c333c4d556f8b7fe199019d8bab9d94 Mon Sep 17 00:00:00 2001
From: Pierre Olivier Martel <pomartel@coderubik.com>
Date: Thu, 29 Jan 2026 11:37:18 -0500
Subject: [PATCH] Automatically switch power profile when plugged in (balanced)
 and unplugged (power saver) (#4375)

* Set Power Profiles Rules when plugged in (balanced) and unplugged (power-saver)"

* Check for battery presence before installing power profile rules

* Add battery presence check script and update powerprofilesctl rules

* fix indentation

* Simplify power profile rule creation logic
---
 bin/omarchy-battery-present              | 10 +++++++++
 install/config/all.sh                    |  1 +
 install/config/powerprofilesctl-rules.sh | 26 ++++++++++++++++++++++++
 migrations/1769566732.sh                 |  3 +++
 4 files changed, 40 insertions(+)
 create mode 100755 bin/omarchy-battery-present
 create mode 100755 install/config/powerprofilesctl-rules.sh
 create mode 100755 migrations/1769566732.sh

diff --git a/bin/omarchy-battery-present b/bin/omarchy-battery-present
new file mode 100755
index 00000000..9d859c3c
--- /dev/null
+++ b/bin/omarchy-battery-present
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+for bat in /sys/class/power_supply/BAT*; do
+  [[ -r "$bat/present" ]] &&
+  [[ "$(cat "$bat/present")" == "1" ]] &&
+  [[ "$(cat "$bat/type")" == "Battery" ]] &&
+  exit 0
+done
+
+exit 1
diff --git a/install/config/all.sh b/install/config/all.sh
index f7a1097b..f4ea88ba 100644
--- a/install/config/all.sh
+++ b/install/config/all.sh
@@ -19,6 +19,7 @@ run_logged $OMARCHY_INSTALL/config/fast-shutdown.sh
 run_logged $OMARCHY_INSTALL/config/sudoless-asdcontrol.sh
 run_logged $OMARCHY_INSTALL/config/input-group.sh
 run_logged $OMARCHY_INSTALL/config/omarchy-ai-skill.sh
+run_logged $OMARCHY_INSTALL/config/powerprofilesctl-rules.sh
 run_logged $OMARCHY_INSTALL/config/hardware/network.sh
 run_logged $OMARCHY_INSTALL/config/hardware/set-wireless-regdom.sh
 run_logged $OMARCHY_INSTALL/config/hardware/fix-fkeys.sh
diff --git a/install/config/powerprofilesctl-rules.sh b/install/config/powerprofilesctl-rules.sh
new file mode 100755
index 00000000..e1b4da91
--- /dev/null
+++ b/install/config/powerprofilesctl-rules.sh
@@ -0,0 +1,26 @@
+if omarchy-battery-present; then
+  mapfile -t profiles < <(omarchy-powerprofiles-list)
+
+  if [[ ${#profiles[@]} -gt 0 ]]; then
+
+    # Default AC profile:
+    # 3 profiles → performance
+    # 2 profiles → balanced
+    # 1 profile  → profiles[0]
+    ac_profile="${profiles[2]:-${profiles[1]:-${profiles[0]}}}"
+
+    # Default Battery profile:
+    # 3 profiles → balanced
+    # 2 profiles → balanced
+    # 1 profile  → profiles[0]
+    battery_profile="${profiles[1]:-${profiles[0]}}"
+
+    cat <<EOF | sudo tee "/etc/udev/rules.d/99-power-profile.rules"
+SUBSYSTEM=="power_supply", ATTR{type}=="Mains", ATTR{online}=="0", RUN+="/usr/bin/powerprofilesctl set $battery_profile"
+SUBSYSTEM=="power_supply", ATTR{type}=="Mains", ATTR{online}=="1", RUN+="/usr/bin/powerprofilesctl set $ac_profile"
+EOF
+
+    sudo udevadm control --reload
+    sudo udevadm trigger --subsystem-match=power_supply
+  fi
+fi
diff --git a/migrations/1769566732.sh b/migrations/1769566732.sh
new file mode 100755
index 00000000..fb2dbfec
--- /dev/null
+++ b/migrations/1769566732.sh
@@ -0,0 +1,3 @@
+echo "Set Power Profiles Rules when plugged in (balanced) and unplugged (power-saver)"
+
+source $OMARCHY_PATH/install/config/powerprofilesctl-rules.sh