ps1_state(){
        ret=$?
        if [ $ret -eq 0 ]; then
                echo -e "[$(date +%H:%M:%S)]\xF0\x9F\x94\xA5"
        else
                echo -e "[$(date +%H:%M:%S)]\xF0\x9F\x94\xB4->$ret "
        fi
}