26 lines
1011 B
Bash
Executable File
26 lines
1011 B
Bash
Executable File
#!/bin/sh
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# Prints all batteries, their percentage remaining and an emoji corresponding
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# to charge status (🔌 for plugged up, 🔋 for discharging on battery, etc.).
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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 # For standard devices, use this line instead.
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for battery in /sys/class/power_supply/?*; do
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# If non-first battery, print a space separator.
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[ -n "${capacity+x}" ] && [ -f "$battery/status" ] && 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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