#!/bin/bash

##---------------##
#   Static Vars   #
##---------------##

dist=$(grep --color=never -Po "^ID=\K.*" "/etc/os-release")
dist_ver=$(grep --color=never -Po "^VERSION_ID=\K.*" "/etc/os-release")
dist_ver="${dist_ver//\"}"


##-----------##
#   Check OS  #
##-----------##

if [[ $dist != debian ]] && [[ $dist != alpine ]]; then
  echo $dist
  whiptail --title "Error" --msgbox "Only Debian or Alpine are supported!" 8 78
  clear
  exit
else
  dist=$(echo $dist | cut -c1 | tr a-z A-Z)$(echo $dist | cut -c2-)
  if (whiptail --title "Info" --yesno "This script is tested on Debian 11 and Alpine 3.18.X, use it on your own risk!\nYou're currently running: $dist $dist_ver. \n\nContinue anyway?" 11 82); then
    echo ""
  else
    clear
    exit
  fi
fi