45 lines
1.5 KiB
Bash
45 lines
1.5 KiB
Bash
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#!/bin/sh
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# If ACPI was not installed, this probably is a battery-less computer.
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ACPI_RES=$(acpi -b)
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ACPI_CODE=$?
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if [ $ACPI_CODE -eq 0 ]
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then
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# Get essential information. Due to som bug with some versions of acpi it is
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# worth filtering the ACPI result from all lines containing "unavailable".
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BAT_LEVEL_ALL=$(echo "$ACPI_RES" | grep -v "unavailable" | grep -E -o "[0-9][0-9]?[0-9]?%")
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BAT_LEVEL=$(echo "$BAT_LEVEL_ALL" | awk -F"%" 'BEGIN{tot=0;i=0} {i++; tot+=$1} END{printf("%d%%\n", tot/i)}')
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TIME_LEFT=$(echo "$ACPI_RES" | grep -v "unavailable" | grep -E -o "[0-9]{2}:[0-9]{2}:[0-9]{2}")
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IS_CHARGING=$(echo "$ACPI_RES" | grep -v "unavailable" | awk '{ printf("%s\n", substr($3, 0, length($3)-1) ) }')
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# If there is no 'time left' information (when almost fully charged) we
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# provide information ourselvs.
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if [ -z "$TIME_LEFT" ]
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then
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TIME_LEFT="00:00:00"
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fi
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# Print full text. The charging data.
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TIME_LEFT=$(echo $TIME_LEFT | awk '{ printf("%s\n", substr($1, 0, 5)) }')
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echo "🔋$BAT_LEVEL ⏳$TIME_LEFT "
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# Print the short text.
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echo "BAT: $BAT_LEVEL"
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# Change the font color, depending on the situation.
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if [ "$IS_CHARGING" = "Charging" ]
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then
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# Charging yellow color.
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echo "#D0D000"
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else
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if [ "${BAT_LEVEL%?}" -le 15 ]
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then
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# Battery very low. Red color.
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echo "#FA1E44"
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else
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# Battery not charging but at decent level. Green color.
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echo "#007872"
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fi
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fi
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fi
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