#!/bin/bash
. ./lib

options=()
if [ -f /usr/bin/yaourt ]; then
  options+=("Upgrade with yaourt" "yaourt -Syua")
  aurhelper=1
fi
if [ -f /usr/bin/packer ]; then
  options+=("Upgrade with packer" "packer -Syu")
  aurhelper=1
fi
if [ ! "$aurhelper" = "1" ]; then
  options+=("Install yaourt" "")
  options+=("Install packer" "")
  options+=("" "")
fi
options+=("Upgrade" "pacman -Syu")
options+=("Clean" "pacman -Sc")
options+=("" "")
options+=("Edit pacman.conf" "")
options+=("Edit mirrorlist" "")
options+=("" "")
if [ "$aurhelper" = "1" ]; then
  if [ ! -f /usr/bin/yaourt ]; then
    options+=("Install yaourt" "")
  fi
  if [ ! -f /usr/bin/packer ]; then
    options+=("Install packer" "")
  fi
fi

sel=$(whiptail --backtitle "$apptitle" --title "Updates Menu :" --menu "" --cancel-button "Back" 0 0 0 \
  "${options[@]}" \
  3>&1 1>&2 2>&3)
if [ ! "$?" = "0" ]; then
  exit 1
fi

checkaurdependencies(){
  if [ ! -f /usr/bin/automake ]; then
    pacman -S --needed base-devel
  fi
  if [ ! $(id -u "aurbuilder") ]; then
    newpass=$(< /dev/urandom tr -dc "@#*%&_A-Z-a-z-0-9" | head -c16)
    useradd -r -N -M -d /home/.aurbuilder -s /usr/bin/nologin aurbuilder
    echo -e "$newpass\n$newpass\n"|passwd aurbuilder
    echo "aurbuilder ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
    echo "root ALL=(aurbuilder) NOPASSWD: ALL" >> /etc/sudoers
    newpass=""
  fi
}
checkarchlinuxfrrepo(){
  if [ ! $(cat /etc/pacman.conf | grep "archlinuxfr") ]; then
    echo "[archlinuxfr]" >> /etc/pacman.conf
    echo "SigLevel = Never" >> /etc/pacman.conf
    echo 'Server = http://repo.archlinux.fr/$arch' >> /etc/pacman.conf
    pacman -Syy
  fi
}

case $sel in
  'Upgrade') pacman -Syu;;
  'Upgrade with yaourt') sudo -u aurbuilder yaourt -Syua;;
  'Upgrade with packer') sudo -u aurbuilder packer -Syu;;
  'Clean') pacman -Sc;;
  'Edit pacman.conf') nano /etc/pacman.conf;;
  'Edit mirrorlist') nano /etc/pacman.d/mirrorlist;;
  'Install yaourt')
    if(confirm "Yaourt allow you to access the AUR applications.\nBecause is not possible to compile applications as root,\nthis installer create an aurbuilder user.\n\nInstall yaourt ?") then
      checkaurdependencies
      checkarchlinuxfrrepo
      pacman -S --needed yaourt
    fi
  ;;
  'Install packer')
    if(confirm "Packer allow you to access the AUR applications.\nBecause is not possible to compile applications as root,\nthis installer create an aurbuilder user.\n\nInstall packer ?") then
      checkaurdependencies
      checkarchlinuxfrrepo
      pacman -S --needed packer
    fi
  ;;
esac

exit 0