#!/bin/bash

# Root-Rechte prüfen
if [ "$(id -u)" -ne 0 ]; then
    echo "Bitte mit sudo ausführen!"
    exit 1
fi

apt update && apt upgrade -y
apt install -y git sudo

# Der Code, der eingefügt werden soll
CONFIG_BLOCK='if groups | grep -q "\bsudo\b"; then
case ":$PATH:" in
*":/sbin:"*) ;;
*) export PATH="$PATH:/sbin" ;;
esac
case ":$PATH:" in
*":/usr/sbin:"*) ;;
*) export PATH="$PATH:/usr/sbin" ;;
esac
fi'

# Saubere Lösung über /etc/profile.d/
echo "$CONFIG_BLOCK" >/etc/profile.d/custom_path.sh

# Sudo-Hinweis für bash.bashrc
SUDO_HINT_BLOCK='# sudo hint
if [ ! -e "$HOME/.sudo_as_admin_successful" ] && [ ! -e "$HOME/.hushlogin" ] ; then
case " $(groups) " in *\ admin\ *|*\ sudo\ *)
if [ -x /usr/bin/sudo ]; then
cat <<-EOF
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.
EOF
fi
esac
fi'

# Prüfen, ob der sudo-Hinweis bereits existiert
if ! grep -Fxq "# sudo hint" /etc/bash.bashrc; then
    echo -e "\n$SUDO_HINT_BLOCK" | tee -a /etc/bash.bashrc >/dev/null
    echo "Sudo-Hinweis zur bash.bashrc hinzugefügt."
else
    echo "Sudo-Hinweis ist bereits in bash.bashrc vorhanden."
fi

XDG_BLOCK='# /etc/profile.d/desktop_session_xdg_dirs.sh - Prepend a $DESKTOP_SESSION-named directory to $XDG_CONFIG_DIRS and $XDG_DATA_DIRS

DEFAULT_XDG_CONFIG_DIRS="/etc/xdg"
DEFAULT_XDG_DATA_DIRS="/usr/local/share/:/usr/share/"

if [ -n "$DESKTOP_SESSION" ]; then
  # readd default if was empty
  if [ -z "$XDG_CONFIG_DIRS" ]; then
    XDG_CONFIG_DIRS="$DEFAULT_XDG_CONFIG_DIRS"
  fi
  if [ -n "${XDG_CONFIG_DIRS##*$DEFAULT_XDG_CONFIG_DIRS/xdg-$DESKTOP_SESSION*}" ]; then
    XDG_CONFIG_DIRS="$DEFAULT_XDG_CONFIG_DIRS"/xdg-"$DESKTOP_SESSION":"$XDG_CONFIG_DIRS"
  fi
  export XDG_CONFIG_DIRS
  # gnome is already added if gnome-session installed
  if [ "$DESKTOP_SESSION" != "gnome" ]; then
     if [ -z "$XDG_DATA_DIRS" ]; then
       XDG_DATA_DIRS="$DEFAULT_XDG_DATA_DIRS"
     fi
     if [ -n "${XDG_DATA_DIRS##*/usr/share/$DESKTOP_SESSION*}" ]; then
       XDG_DATA_DIRS=/usr/share/"$DESKTOP_SESSION":"$XDG_DATA_DIRS"
     fi
     export XDG_DATA_DIRS
  fi
fi
'

echo "$XDG_BLOCK" >/etc/profile.d/xdg_dirs_desktop_session.sh

echo "Fertig! Bitte neu einloggen."