#!/bin/sh


if [[ "$1" = "-h" ]] || [[ "$1" = "--help" ]]; then
  echo "Usage: './get_release_commands.sh VERSION_TO_RELEASE [NEW_DEV_VERSION]'"
  echo "Prints out commands to run to release zt-exec to Maven Central."
  echo "VERSION_TO_RELEASE must be a number (integer or floating). NEW_DEV_VERSION is optional"
  exit 0
fi

if ! [[ "$1" =~ ^[0-9]*\.?[0-9]*$ ]] || [[ "$1z" = "z" ]]; then
  echo "Not a valid version number given, use -h to get usage options"
  exit 1
fi

version=$1

version_after_dot=${version##*.}
version_str_length=${#version}-${#version_after_dot}

incr_last_digit=$((${version_after_dot}+1))

version_without_last_digit=${version: 0:${version_str_length}}
new_version="${version_without_last_digit}${incr_last_digit}-SNAPSHOT"

if [[ "$2z" = "z" ]]; then
  echo "No new development version given using ${new_version}"
else
  new_version=$2
  echo "New development version will be ${new_version}"
fi

echo "To release zt-exec version ${version} run these commands:"
echo ""
echo "1) set release version"
echo "mvn versions:set -DnewVersion=${version}"

echo ""
echo "2) commit & tag"
echo "git add pom.xml; "
echo "git commit -m \"Prepare release zt-exec-${version}\""
echo "git tag zt-exec-${version}"

echo ""
echo "3) build release"
echo "mvn clean install"

echo ""
echo "4) generate javadoc archive"
echo "mvn javadoc:jar"

echo ""
echo "5) generate sources archive"
echo "mvn source:jar"

echo ""
echo "6) deploy and sign releases archive"
echo "mvn gpg:sign-and-deploy-file -Durl=https://oss.sonatype.org/service/local/staging/deploy/maven2/ -DrepositoryId=sonatype-nexus-staging -DpomFile=pom.xml -Dfile=target/zt-exec-$1.jar"

echo ""
echo "7) deploy and sign sources archive"
echo "mvn gpg:sign-and-deploy-file -Durl=https://oss.sonatype.org/service/local/staging/deploy/maven2/ -DrepositoryId=sonatype-nexus-staging -DpomFile=pom.xml -Dfile=target/zt-exec-$1-sources.jar -Dclassifier=sources"

echo ""
echo "8) deploy and sign javadoc archive"
echo "mvn gpg:sign-and-deploy-file -Durl=https://oss.sonatype.org/service/local/staging/deploy/maven2/ -DrepositoryId=sonatype-nexus-staging -DpomFile=pom.xml -Dfile=target/zt-exec-$1-javadoc.jar -Dclassifier=javadoc"

echo ""
echo "9) set new development version"
echo "mvn versions:set -DnewVersion=${new_version}"
echo "git add pom.xml; "
echo "git commit -m \"prepare for next development iteration\""

echo ""
echo "10) push to GitHub"
echo "git push"
echo "git push --tags"

echo ""
echo "11) clean local repo"
echo "git clean -f"