Laptop config

[max/dotfiles.git] / X / .local / bin / bat_mgt.sh

diff --git a/X/.local/bin/bat_mgt.sh b/X/.local/bin/bat_mgt.sh
new file mode 100755 (executable)
index 0000000..cfdbdd0
--- /dev/null
+++ b/X/.local/bin/bat_mgt.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+# Polls the battery status once per minute.  Echos the status to ratpoison if the
+# battery is discharging.  At low battery status, it warns at 30,20 and 15 minutes 
+# remaining.  Shutsdown at 9 minutes remaining.  Requires 'acpitool' to poll the battery.
+
+while [ 1 ]; do
+       if [ $(acpitool | awk '/AC adapter/{print $4}') = "off-line" ]; then
+               bat_stat="$(acpitool | grep Battery)"
+               seconds_remaining=$(echo $bat_stat | awk '{print $6}' | awk -F':' '{print $1*3600 + $2*60 + $3}')
+               if [ $seconds_remaining -le 840 ]; then
+                       sudo shutdown -h now
+               elif [ $seconds_remaining -le 900 ]; then
+                       ratpoison -c "echo Critical! 15 minutes of battery remaining. Shutting down in 1minute."
+               elif [ $seconds_remaining -le 1200 ]; then
+                       ratpoison -c "echo Warning! 20 minutes of battery remaining. Shuttind down in 5 minutes."
+               elif [ $seconds_remaining -le 1800 ]; then
+                       ratpoison -c "echo Warning, 30 minutes of battery remaining. Shutting down in 15 minutes."
+               fi
+               ratpoison -c "echo $bat_stat"
+       fi
+       sleep 60
+done
+