#!/hint/bash

if [[ $HOME == "$(eval echo ~$USER)" ]]; then
	libremessages error "\$HOME is the default for %s; use testenv: %s" "$USER" "$HOME"
	exit 1
fi

common_before() {
	:
}

common_after() {
	:
}

before() {
	unset PKGDEST SRCDEST SRCPKGDEST LOGDEST
	unset BUILDDIR
	unset PKGEXT SRCEXT
	unset GPGKEY PACKAGER
	killall gpg-agent &>/dev/null || true

	tmpdir="$(mktemp -d --tmpdir "test-${roundup_desc//\//-}.${roundup_test_name}.XXXXXXXXXXXX")"
	chmod 755 "$tmpdir"

	stat=0

	common_before
}

after() {
	common_after
	killall gpg-agent &>/dev/null || true
	if [[ -f "$tmpdir/.used-sudo" ]]; then
		sudo rm -rf -- "$tmpdir" "$XDG_CONFIG_HOME" "$XDG_CACHE_HOME"
	else
		rm -rf -- "$tmpdir" "$XDG_CONFIG_HOME" "$XDG_CACHE_HOME"
	fi
}

setup_chrootdir() {
	if [[ -z "$chrootdir" ]]; then
		export chrootdir="$(mktemp -d --tmpdir "test-chrootdir.XXXXXXXXXXXX")"
		trap "$(printf '_cleanup_chrootdir %q' "$chrootdir")" EXIT
	fi
	common_before() {
		mkdir -p "$XDG_CONFIG_HOME"/libretools

		echo "BLACKLIST=https://git.parabola.nu/blacklist.git/plain/blacklist.txt" >"$XDG_CONFIG_HOME"/libretools/libretools.conf

		printf 'CHROOTDIR=%q\n' "${chrootdir}" > "$XDG_CONFIG_HOME"/libretools/chroot.conf
		printf 'CHROOT=%q\n' default >> "$XDG_CONFIG_HOME"/libretools/chroot.conf
		echo "CHROOTEXTRAPKG=()" >> "$XDG_CONFIG_HOME"/libretools/chroot.conf
	}
}

_cleanup_chrootdir() (
	chrootdir=$1
	shopt -s nullglob
	if [[ $SUDO ]]; then
		if [[ "$(stat -f -c %T "$chrootdir")" == btrfs ]]; then
			sudo find  "$chrootdir" -depth -inum 256 -exec \
			     btrfs subvolume delete {} \; &>/dev/null
		fi
		sudo rm -rf -- "$chrootdir"
	else
		rm -rf -- "$chrootdir"
	fi
)

require() (
	set +x
	local missing=()
	if libremessages in_array "network" "$@" && ! [[ $NETWORK ]]; then
		missing+=('networking')
	fi
	if libremessages in_array "sudo" "$@" && ! [[ $SUDO ]]; then
		missing+=('sudo')
	fi
	if libremessages in_array "btrfs" "$@" && ! [[ "$(stat -f -c %T "$chrootdir" 2>/dev/null || true)" == 'btrfs' ]]; then
		missing+=('btrfs')
	fi
	if (( ${#missing[@]} )); then
		libremessages warning "Next test requires %s; Skipping (passing)..." "$(echo "${missing[*]}"|sed 's/ /, /g')" &>/dev/tty
		return 1
	fi
	if libremessages in_array "sudo" "$@"; then
		touch "$tmpdir/.used-sudo"
	fi
	return 0
)

empty() (
	set +x
	[[ $(stat -c %s "$1") -eq 0 ]]
)

# Just using '!' doesn't trip `set -e`
not() (
	set +x
	! eval "$@"
)