#!/bin/bash
set -euo pipefail

BASEDIR="$(dirname "${0}" | sed "s|^\.|${PWD}|")"

source \
	/etc/os-release
source \
	"${BASEDIR}/system.conf"


if [[ "${1}" == '-1' ]]; then
	mmdebstrap \
		--include='' \
		"${UBUNTU_VERSION_CODENAME}" \
		/mnt
elif [[ "${1}" == '-2' ]]; then
	cat <<EOF >/mnt/etc/apt/sources.list
deb http://archive.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME} main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME} main restricted universe multiverse

deb http://security.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME}-security main restricted universe multiverse
deb-src http://security.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME}-security main restricted universe multiverse

deb http://archive.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME}-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ ${UBUNTU_VERSION_CODENAME}-updates main restricted universe multiverse
EOF

	cat <<EOF >/mnt/etc/apt/sources.list.d/elementary.list
deb https://ppa.launchpadcontent.net/elementary-os/stable/ubuntu ${UBUNTU_VERSION_CODENAME} main
deb-src https://ppa.launchpadcontent.net/elementary-os/stable/ubuntu ${UBUNTU_VERSION_CODENAME} main
EOF

	cat <<EOF >/mnt/etc/apt/sources.list.d/patches.list
deb https://ppa.launchpadcontent.net/elementary-os/os-patches/ubuntu ${UBUNTU_VERSION_CODENAME} main
deb-src https://ppa.launchpadcontent.net/elementary-os/os-patches/ubuntu ${UBUNTU_VERSION_CODENAME} main
EOF
elif [[ "${1}" == '-3' ]]; then
	rsync -pogAXtlHrDx \
		/etc/skel \
			/mnt/etc
elif [[ "${1}" == '-4' ]]; then
	cp \
		/etc/os-release \
		/mnt/etc

	cp \
		/etc/apt/trusted.gpg.d/{elementary,patches}.key.asc \
		/mnt/etc/apt/trusted.gpg.d/
fi