#!/bin/bash
set -euo pipefail

URL="https://git.jordanwages.com/wagesj45/proxmox-server-setup/raw/branch/main/setup.sh"

# make sure whiptail is available for the password prompt
if ! command -v whiptail >/dev/null 2>&1; then
  echo "Error: whiptail is required for this bootstrap." >&2
  exit 1
fi

# if we're not running as root, grab root password and re-exec via su
if [[ $EUID -ne 0 ]]; then
  ROOTPW=$(whiptail --title "Authentication Required" \
                   --passwordbox "Enter root password to elevate this script:" \
                   8 60 3>&1 1>&2 2>&3) || exit 1

  # choose fetch tool
  if command -v curl >/dev/null 2>&1; then
    FETCH_CMD="curl -fsSL \"$URL\" | bash"
  elif command -v wget >/dev/null 2>&1; then
    FETCH_CMD="wget -qO- \"$URL\" | bash"
  else
    whiptail --title "Error" --msgbox "curl or wget not found; install one to continue." 8 60
    exit 1
  fi

  # run the remote script as root
  echo "$ROOTPW" | su - -c "$FETCH_CMD" root
  exit $?
fi

# already root → fetch & exec directly
if command -v curl >/dev/null 2>&1; then
  curl -fsSL "$URL" | bash
else
  wget -qO- "$URL" | bash
fi