#!/bin/bash

# Usage:

#     ./update-release sdk-version runtime-version

set -euo pipefail

IFS=$'\n\t'

print_usage() {

    echo " Usage:"

    echo "     ./update-release sdk-version runtime-version"

}

positional_args=()

while [[ "$#" -gt 0 ]]; do

    arg="${1}"

    case "${arg}" in

        -h|--help)

            print_usage

            exit 0

            ;;

        *)

            positional_args+=("$1")

            shift

            ;;

    esac

done

spec_file=dotnet3.1.spec

sdk_version=${positional_args[0]:-}

if [[ -z ${sdk_version} ]]; then

    echo "error: missing sdk version"

    exit 1

fi

runtime_version=${positional_args[1]:-}

if [[ -z ${runtime_version} ]]; then

    echo "error: missing runtime version"

    exit 1

fi

host_version="$runtime_version"

if [[ ! -f "dotnet-v${sdk_version}-SDK.tar.gz" ]]; then

    ./build-dotnet-tarball "v${sdk_version}-SDK"

fi

set -x

sed -i -E "s|^%global host_version [[:digit:]]\.[[:digit:]]\.[[:digit:]]+|%global host_version ${host_version}|" "$spec_file"

sed -i -E "s|^%global runtime_version [[:digit:]]\.[[:digit:]]\.[[:digit:]]+|%global runtime_version ${runtime_version}|" "$spec_file"

sed -i -E "s|^%global sdk_version [[:digit:]]\.[[:digit:]]\.[[:digit:]][[:digit:]][[:digit:]]|%global sdk_version ${sdk_version}|" "$spec_file"

comment="Update to .NET Core Runtime ${runtime_version} and SDK ${sdk_version}"

rpmdev-bumpspec --comment="$comment" $spec_file

# Reset release to 1 in 'Release' tag

sed -i -E 's|^Release:        [[:digit:]]+%|Release:        1%|' $spec_file

# Reset Release in changelog comment

# See https://stackoverflow.com/questions/18620153/find-matching-text-and-replace-next-line

sed -i -E '/^%changelog$/!b;n;s/-[[:digit:]]+$/-1/' $spec_file