#!/usr/bin/env bash

. lib.bash || exit

check_zfs_pkgver() {
	local lpkg=$1 zpkg=$2
	#local lver=$(expac -S %r,%v "$lpkg" | awk -F, '$1 !~ /testing$/ {print $2}' | head -1)
	local lver=$(expac -S %v "core/$lpkg" | head -1)
	local zver=$(expac -S %v "$zpkg" | head -1)
	local zdep=$(expac -S %d -l '\n' "$zpkg" \
			| awk -F= "/^$lpkg/ {print \$2}")
	lver=${lver%-*}
	zver=${zver%-*}
	zver=${zver%.*}
	zver=${zver#*_}
	debug "$lpkg $lver ?? $zpkg $zver"
	[[ "$lver" == "$zver" ]]
}

declare -A alsoignore=(
	[linux]=wireguard-arch
	[linux-lts]=wireguard-lts
)

set -e

sudo: pacman -Sy

for kpkg in linux{,-lts}; do
	zpkg="zfs-$kpkg"
	also="zfs-utils,spl-$kpkg,${alsoignore[$kpkg]}"
	if ! check_zfs_pkgver $kpkg $zpkg; then
		notice "ignoring $kpkg upgrade (ZFS version mismatch)"
		set -- --ignore="$kpkg,$kpkg-headers,$zpkg,$also" "$@"
	fi
done

sudo: pacman -Su "$@"