!/bin/sh

hex=`echo $1 | tr '[:lower:]' '[:upper:]'`

a=`echo $hex | cut -c-2`
b=`echo $hex | cut -c3-4`
c=`echo $hex | cut -c5-6`
r=`echo "ibase=16; $a" | bc`
g=`echo "ibase=16; $b" | bc`
b=`echo "ibase=16; $c" | bc`

#post to pimatic
#generate value to variable, seperated by a comma
value=$r','$g','$b
#pimatic username
user=yourusername
#pimatic password
password=yourpassword
#variable you want to change
variable=test
#pimatic ip address
pimaticip=192.168.0.0

#do the actual variable change through patching
curl -s -X PATCH --header "Content-Type:application/json" --data '{"type": "value", "valueOrExpression": "'$value'"}' --user "$user:$password" http://$pimaticip/api/variables/$variable > /dev/null

exit 0