#!/bin/bash
##
## preview.sh $1 $2 
## $1 - theme, without parament - list all theme
## $2 - sleep, without parament - 5 sec
##
##

chk_root () {
  if [ ! $( id -u ) -eq 0 ]; then
    echo "Must be run as root!"
    exit
  fi
}

chk_root

[[ -n $1 ]] && sudo plymouth-set-default-theme -R $1  || (echo "Please choose theme from list:" && sudo plymouth-set-default-theme --list)

[[ -n $2 ]] && SLEEP_SEC=$2 || SLEEP_SEC=5

plymouthd
plymouth --show-splash
sleep ${SLEEP_SEC}
plymouth quit