#!/bin/bash

cur=$(bl1)

if [ "$1" = up ]
then
    new="$(echo $cur + 1 | bc)"
elif [ "$1" = down ]
then
    new="$(echo $cur - 1 | bc)"
else
    new="$cur"
fi

bl1 "$new"

echo "$new"

icon=$(python -c "print\
 {-1:'off',0:'off',1:'off',2:'off',3:'low',4:'low',5:'low',\
    6:'medium',7:'medium',8:'medium',9:'high',10:'high',11:'high',\
    12:'full',13:'full',14:'full',15:'full'}[$new-1]")

pc=$(python -c 'x = max(min(15,'"$new"'),1); print float(x-1)/14 *100')
notify-send "Brightness" -i notification-display-brightness-"$icon" -h int:value:"$pc" -h string:synchronous: