#!/bin/bash

file="$(dirname $0)/alacritty.yml"

prefix='    foreground:  '
amber="'0xb98000'"
green="'0x008000'"
color=$amber

if [ -n "$1" ]
then
    [ "$1" == "green" ] && color=$green
else
    current=$(grep -oP '^'"$prefix"'\K.*$' "$file")
    echo $current
    [ "$current" == "$amber" ] && color=$green
fi

sed -i 's/^'"${prefix}"'.*/'"${prefix}${color}"'/' "$file"