Add release script

docs/How to release.md

@@ -9,7 +9,7 @@ SPDX-License-Identifier: CC0-1.0
 - Bump the version on gradle.properties
 - Create a tag with that same version (without `v` prefix, please)
 - Create a changelog based on
-  `git log --pretty=' - %s' --grep '[no changelog]' --invert-grep --fixed-strings oldversion..newversion | tac`, while
+  `git log --pretty='- %s' --grep '[no changelog]' --invert-grep --fixed-strings oldversion..newversion | tac`, while
   filtering out commits that should not be in the changelog.
 - Upload to [GitHub](https://github.com/romangraef/Firmament/releases/new)
 - Upload to [Modrinth](https://modrinth.com/mod/firmament/versions)

docs/release_script.sh

@@ -0,0 +1,145 @@
+#!/usr/bin/env bash
+# SPDX-FileCopyrightText: 2023 Linnea Gräf <[email protected]>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# ARG_OPTIONAL_BOOLEAN([no-check],[n],[Skip checking preconditions, such as a clean git working directory])
+# ARG_HELP([Script to help creating releases])
+# ARGBASH_GO()
+# needed because of Argbash --> m4_ignore([
+### START OF CODE GENERATED BY Argbash v2.10.0 one line above ###
+# Argbash is a bash code generator used to get arguments parsing right.
+# Argbash is FREE SOFTWARE, see https://argbash.io for more info
+
+
+die()
+{
+	local _ret="${2:-1}"
+	test "${_PRINT_HELP:-no}" = yes && print_help >&2
+	echo "$1" >&2
+	exit "${_ret}"
+}
+
+
+begins_with_short_option()
+{
+	local first_option all_short_options='nh'
+	first_option="${1:0:1}"
+	test "$all_short_options" = "${all_short_options/$first_option/}" && return 1 || return 0
+}
+
+# THE DEFAULTS INITIALIZATION - OPTIONALS
+_arg_no_check="off"
+
+
+print_help()
+{
+	printf '%s\n' "Script to help creating releases"
+	printf 'Usage: %s [-n|--(no-)no-check] [-h|--help]\n' "$0"
+	printf '\t%s\n' "-n, --no-check, --no-no-check: Skip checking preconditions, such as a clean git working directory (off by default)"
+	printf '\t%s\n' "-h, --help: Prints help"
+}
+
+
+parse_commandline()
+{
+	while test $# -gt 0
+	do
+		_key="$1"
+		case "$_key" in
+			-n|--no-no-check|--no-check)
+				_arg_no_check="on"
+				test "${1:0:5}" = "--no-" && _arg_no_check="off"
+				;;
+			-n*)
+				_arg_no_check="on"
+				_next="${_key##-n}"
+				if test -n "$_next" -a "$_next" != "$_key"
+				then
+					{ begins_with_short_option "$_next" && shift && set -- "-n" "-${_next}" "$@"; } || die "The short option '$_key' can't be decomposed to ${_key:0:2} and -${_key:2}, because ${_key:0:2} doesn't accept value and '-${_key:2:1}' doesn't correspond to a short option."
+				fi
+				;;
+			-h|--help)
+				print_help
+				exit 0
+				;;
+			-h*)
+				print_help
+				exit 0
+				;;
+			*)
+				_PRINT_HELP=yes die "FATAL ERROR: Got an unexpected argument '$1'" 1
+				;;
+		esac
+		shift
+	done
+}
+
+parse_commandline "$@"
+
+# OTHER STUFF GENERATED BY Argbash
+
+### END OF CODE GENERATED BY Argbash (sortof) ### ])
+# [ <-- needed because of Argbash
+set -euo pipefail
+
+REMOTE=origin
+BRANCH=master
+
+basedir="$(dirname "$(dirname "$(realpath "$0")")")"
+echo "Found base directory at $basedir"
+
+if ! [ -d "$basedir/.git" ]; then
+    echo Could not find git directory.
+    exit 1
+fi
+
+if [ -n "$(git status --porcelain)" ] && [ "$_arg_no_check" == off ]; then
+    echo Unclean git working environment
+    exit 1
+fi
+
+if ! [[ "$(git rev-parse --abbrev-ref HEAD)" = "$BRANCH" ]]; then
+    echo "Not on branch $BRANCH."
+    exit 1
+fi
+
+git fetch --tags "$REMOTE"
+
+git tag --list --sort=taggerdate
+
+oldversion="$(git tag --list --sort=taggerdate | tail -n1)"
+
+echo "Choosing old version as $oldversion"
+
+echo -n "Choosing next version as: "
+read newversion
+echo "Confirming new version as $newversion"
+
+sed -i -E 's/(mod_version *= *).*/\1'"$newversion"'/' "$basedir"/gradle.properties
+git add gradle.properties
+git commit -m 'Prepare release '"$newversion"'
+
+[no changelog]'
+git tag "$newversion"
+releasenotes="$basedir/build/releasenotes.md"
+
+echo "**Full Changelog**: https://github.com/nea89o/Firmament/compare/$oldversion...$newversion" > "$releasenotes"
+echo >> "$releasenotes"
+git log --pretty='- %s' --grep '[no changelog]' --invert-grep --fixed-strings "$oldversion..$newversion" | tac >> "$releasenotes"
+echo >> "$releasenotes"
+
+cat "$releasenotes"
+"$basedir"/gradlew clean build
+git push "$REMOTE" "$BRANCH" "$newversion"
+
+if command -v gh; then
+    echo Creating github release
+    gh release create "$newversion" -F "$releasenotes" "$basedir/build/libs/Firmament-$newversion.jar"
+else
+    xdg-open "https://github.com/nea89o/firmament/releases/new"
+fi
+xdg-open "https://modrinth.com/mod/firmament/versions"
+
+
+# ] <-- needed because of Argbash