26 lines
674 B
Bash
Executable File
26 lines
674 B
Bash
Executable File
#!/bin/bash
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#
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# low battery warning
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#
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BATTERY=/sys/class/power_supply/BAT0
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# REM=`grep "POWER_SUPPLY_CHARGE_NOW" $BATTERY/uevent | awk -F= '{ print $2 }'`
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# FULL=`grep "POWER_SUPPLY_CHARGE_FULL_DESIGN" $BATTERY/uevent | awk -F= '{ print $2 }'`
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REM=`grep -i "charge_now" $BATTERY/uevent | awk -F= '{ print $2 }'`
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FULL=`grep -i "charge_full_design" $BATTERY/uevent | awk -F= '{ print $2 }'`
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PERCENT=`echo $(( $REM * 100 / $FULL ))`
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echo 'battery % is '$PERCENT
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if [ $PERCENT -le "23" ]; then
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#/usr/bin/i3-nagbar -m "Low battery"
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notify-send --urgency=critical "Low battery $PERCENT%"
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fi
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if [ $PERCENT -le "3" ]; then
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echo "powering down..."
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systemctl suspend
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fi
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