#!/bin/bash

profile_file="/sys/firmware/acpi/platform_profile"
options_file="/sys/firmware/acpi/platform_profile_choices"

profile_colors=(
    "#5ab738" # low
    "#d5911a" # balanced
    "#f22c40" # performance
)

profile_name=(
    "${1:-"L"}" # low
    "${2:-"M"}" # balanced
    "${3:-"H"}" # performance
)

[[ -f  "$profile_file" ]] || exit 0

readarray -t options < <(sed 's/ /\n/g' "$options_file")

print_profile(){
    profile="$(cat "$profile_file")"

    for i in "${!options[@]}"; do
        if [[ "${options[$i]}" = "$profile" ]]; then
            index="$i";
        fi
    done

    echo "%{F${profile_colors[index]}}${profile_name[index]}%{F-}"
}

print_profile
while inotifywait -e modify "$profile_file" &> /dev/null; do
    print_profile
done