#!/bin/bash

set -euo pipefail

source "${GHA_SCRIPTS_DIR}/.github/workflows/common.sh"

prepare_git_repo

if ! check_remote_branch "firmware-${VERSION_NEW}-${TARGET_BRANCH}"; then
    echo "remote branch already exists, nothing to do"
    exit 0
fi

pushd "${SDK_OUTER_OVERLAY}"

# Parse the Manifest file for already present source files and keep the latest version in the current series
VERSION_OLD=$(sed -n "s/^DIST linux-firmware-\([0-9]*\).*$/\1/p" sys-kernel/coreos-firmware/Manifest | sort -ruV | head -n1)
if [[ "${VERSION_NEW}" = "${VERSION_OLD}" ]]; then
    echo "already the latest Linux Firmware, nothing to do"
    exit 0
fi

EBUILD_FILENAME=$(get_ebuild_filename sys-kernel/coreos-firmware "${VERSION_OLD}")
git mv "${EBUILD_FILENAME}" "sys-kernel/coreos-firmware/coreos-firmware-${VERSION_NEW}.ebuild"

popd

URL="https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tag/?h=${VERSION_NEW}"

generate_update_changelog 'Linux Firmware' "${VERSION_NEW}" "${URL}" 'linux-firmware'

commit_changes sys-kernel/coreos-firmware "${VERSION_OLD}" "${VERSION_NEW}"

cleanup_repo

echo "VERSION_OLD=${VERSION_OLD}" >>"${GITHUB_OUTPUT}"
echo 'UPDATE_NEEDED=1' >>"${GITHUB_OUTPUT}"