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26 lines
970 B
26 lines
970 B
#!/bin/bash
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# modified from http://ficate.com/blog/2012/10/15/battery-life-in-the-land-of-tmux/
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HEART='♥ '
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if [[ `uname` == 'Linux' ]]; then
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current_charge=$(cat /proc/acpi/battery/BAT1/state | grep 'remaining capacity' | awk '{print $3}')
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total_charge=$(cat /proc/acpi/battery/BAT1/info | grep 'last full capacity' | awk '{print $4}')
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else
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battery_info=`ioreg -rc AppleSmartBattery`
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current_charge=$(echo $battery_info | grep -o '"CurrentCapacity" = [0-9]\+' | awk '{print $3}')
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total_charge=$(echo $battery_info | grep -o '"MaxCapacity" = [0-9]\+' | awk '{print $3}')
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fi
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charged_slots=$(echo "((($current_charge/$total_charge)*10)/3)+1" | bc -l | cut -d '.' -f 1)
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if [[ $charged_slots -gt 3 ]]; then
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charged_slots=3
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fi
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echo -n '#[fg=colour196]'
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for i in `seq 1 $charged_slots`; do echo -n "$HEART"; done
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if [[ $charged_slots -lt 3 ]]; then
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echo -n '#[fg=colour254]'
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for i in `seq 1 $(echo "3-$charged_slots" | bc)`; do echo -n "$HEART"; done
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fi
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