#!/bin/bash
#
# https://wiki.archlinux.org/index.php/Archiso#Prepare_a_custom_profile
#
# Arch installer with some additional packages:
# -> TODO: set custom welcome message in /etc/motd
# -> de-p1st-installer
# -> [de-p1st] repository enabled in pacman.conf
# -> german keyboard
# -> nano with syntax highlighting
# -> git
# -> screen with long scrollback history configured
#
BUILD_DIR=./archlive
PKGS=('git' 'de-p1st-keyboard' 'de-p1st-nano' 'de-p1st-screen' 'de-p1st-pacman' 'de-p1st-systemd' 'de-p1st-installer')
PACMAN_CFG_ADDITION='pkg/de-p1st-pacman/pacman.d/de-p1st' # will be used to extend the builder's pacman.conf


################################

if [ "$1" = "clean" ] ; then
  sudo rm -r "${BUILD_DIR}" || exit
elif [ -d "${BUILD_DIR}" ] ; then
  echo "Build dir does already exist and may not be empty!"
  echo "Run '$0 clean' to start a clean ISO build."
  exit 1
fi

mkdir "$BUILD_DIR" || exit

# The releng profile is used to create the official monthly installation ISO
PROFILE=/usr/share/archiso/configs/releng/
if [ ! -d "${PROFILE}" ] ; then
  echo "Installing dependency 'archiso' with sudo ..."
  sudo pacman -S --needed archiso || exit
fi

cp -r "$PROFILE" "$BUILD_DIR"/profile || exit

# extend the builder's pacman.conf (add de-p1st mirrors)
# https://wiki.archlinux.org/index.php/Archiso#Custom_local_repository
cat "${PACMAN_CFG_ADDITION}" >> "$BUILD_DIR"/profile/pacman.conf || exit

for PKG in "${PKGS[@]}"; do
  echo "${PKG}" >> "${BUILD_DIR}"/profile/packages.x86_64
done

###

mkdir "${BUILD_DIR}/work_dir" && mkdir "${BUILD_DIR}/out_dir" || exit

echo "running 'sudo mkarchiso' ..."
sudo mkarchiso -v -w "${BUILD_DIR}/work_dir" -o "${BUILD_DIR}/out_dir" "${BUILD_DIR}/profile" || exit