#!/usr/bin/env zsh
# vi: set ft=zsh tw=80 ts=2

function ensureTRBernsteinCanUpdateSystem() {
	local username=$1
	local sudoersFile='/etc/sudoers.d/allow-softwareupdate-for-all'
	[[ -f ${sudoersFile} ]] && return
	cat <<- SUDOERS > "${sudoersFile}"
	trbernstein ALL=(root) NOPASSWD: /usr/sbin/softwareupdate -irR --user admin
	SUDOERS
	chown root:wheel "${sudoersFile}" || return 10
	chmod u=rw,g=r,o= "${sudoersFile}" || return 20
}

function configure_system() {
	lop -y h1 -- -i 'Configure sudoers files'
	ensurePathOrLogError ${dstDir} 'Could not install binaries.' || return 10
	indicateActivity -- "Allow trbernstein user to install updates using softwareupdate" ensureTRBernsteinCanUpdateSystem
}

function getExecPrerequisites() {
	cmds=(
		[cat]=''
		[chown]=''
		[chmod]=''
	)
}

function getUsage() {
	read -r -d '' text <<- USAGE
	Usage:
		$cmdName show-questions [<modkey> <modans>]...
		$cmdName [-v] [-d FILE]

	Add sudo rules to:
	  1. allow trbernstein user to install updates using softwareupdate

	Options:
		-d FILE, --logfile FILE  Print log message to logfile instead of stdout.
		-v, --verbose            Be more verbose.
	----
	$cmdName 0.1.0
	Copyright (C) 2022 Rezart Qelibari, Astzweig GmbH & Co. KG
	License EUPL-1.2. There is NO WARRANTY, to the extent permitted by law.
	USAGE
	print -- ${text}
}

if [[ "${ZSH_EVAL_CONTEXT}" == toplevel ]]; then
	_DIR="${0:A:h}"
	test -f "${ASTZWEIG_MACOS_SYSTEM_LIB}" || { echo 'This module requires macos-system library. Please run again with macos-system library provieded as a path in ASTZWEIG_MACOS_SYSTEM_LIB env variable.'; return 10 }
	source "${ASTZWEIG_MACOS_SYSTEM_LIB}"
	module_main $0 "$@"
fi