#!/bin/sh

set -uo pipefail

if (( $EUID != 0 )); then
    echo "Should be run as root"
    exit 1
fi

# Setup pacman
read -p ":: Run setup_pacman? [y/N] " setuppacman
setuppacman=${setuppacman:-N}

if [[ $setuppacman =~ [yY] ]]; then
  source "./setup_pacman"
fi

echo ":: Checking if dialog is installed"
pacman -Q dialog &> /dev/null
if [ $? = 1 ]; then
  echo ":: Installing dialog"
  pacman -Syu dialog
else
  echo ":: Success: dialog is installed"
fi

DEFAULT_STATE="on"

files=""
for file in $(ls packages); do
  files="${files}${file} ${file} ${DEFAULT_STATE} "
done

answers=$(dialog --no-tags --stdout --checklist "select group of packages to install" 0 0 15 $files)

if [ $? = 1 ]; then
  printf "\n\nAborting...\n"
  exit 1
fi

printf "\n\nSelected groups: $answers\n\n"

packages=""

for answer in $answers; do
  p=$(cat ./packages/$answer)
  packages="${packages}${p} "
done

printf "packages: $packages\n\n"

sudo pacman -Syu $packages