#!/bin/sh

BEMENUOPTS_FILE="$HOME/.config/bemenu/bemenu_opts.sh"

HEIGHT="22" #height in pixels to make the bemenu prompt

! [ -f "$1" ] && echo "input base16 color file for first argument." && exit

NB=""
NF=""
HB=""
HF=""
SB=""
SF=""
TB=""
TF=""
FB=""
FF="#ffffff"

IFS='
'

COUNT=0
for LINE in $(cat "$1") 
do
    case $COUNT in
        0) NB="$LINE" && HB="$LINE" && TB="$LINE" && FB="$LINE";;
        1) SB="$LINE";;
        6) HF="$LINE" && SF="$LINE";;
        10) NF="$LINE" && TF="$LINE";;
    esac

    COUNT=$((COUNT + 1))
done

echo "bemenu colors updated."

echo "#!/bin/sh" > "$BEMENUOPTS_FILE" 
echo "#generated from: $1" >> "$BEMENUOPTS_FILE"
echo "export BEMENU_OPTS=\"-H $HEIGHT --nb $NB --nf $NF --hb $HB  --hf $HF --sb $SB  --sf $SF --tb $TB --tf $TF --fb $FB --ff $FF\"" >> "$BEMENUOPTS_FILE"