20 lines
724 B
Bash
Executable file
20 lines
724 B
Bash
Executable file
#!/bin/bash
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# Loop through all attached batteries and format the info
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for battery in /sys/class/power_supply/BAT?*; do
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# If non-first battery, print a space separator.
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[ -n "${capacity+x}" ] && printf " "
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# Sets up the status and capacity
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case "$(cat "$battery/status" 2>&1)" in
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"Full") status="⚡" ;;
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"Discharging") status="🔋" ;;
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"Charging") status="🔌" ;;
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"Not charging") status="🔋" ;;
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"Unknown") status="♻" ;;
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*) exit 1 ;;
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esac
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capacity="$(cat "$battery/capacity" 2>&1)"
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# Will make a warn variable if discharging and low
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[ "$status" = "🔋" ] && [ "$capacity" -le 25 ] && warn="❗"
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# Prints the info
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printf "%s%s%d%% " " $status" "$warn " "$capacity "; unset warn
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done && printf "\\n"
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