#!/usr/bin/env bash

# This script deploys the built library to Maven Central.
# $GPG_KEY_ID must be set to a key ID
# $TOKEN_USERNAME and $TOKEN_PASSWORD must be set to your Maven Central token credentials

if [ -z $GPG_KEY_ID ]; then
  echo "\$GPG_KEY_ID not set" >&2
  exit 1
fi
if [ -z $TOKEN_USERNAME ]; then
  echo "\$TOKEN_USERNAME not set" >&2
  exit 1
fi
if [ -z $TOKEN_PASSWORD ]; then
  echo "\$TOKEN_PASSWORD not set" >&2
  exit 1
fi

POM=build/publications/maven/pom-default.xml

set -e

if [ ! -e "${POM}" ]; then
  echo "No file: '${POM}'." >&2
  echo "Maybe run 'gradle -Pversion=0.0.1 build generatePomFileForMavenPublication'?" >&2
  exit 1
fi

GROUP_ID=$(xmlstarlet sel -t -m '//_:project' -v '_:groupId' build/publications/maven/pom-default.xml)
ARTIFACT_ID=$(xmlstarlet sel -t -m '//_:project' -v '_:artifactId' build/publications/maven/pom-default.xml)
VERSION=$(xmlstarlet sel -t -m '//_:project' -v '_:version' build/publications/maven/pom-default.xml)

NAME="${GROUP_ID}:${ARTIFACT_ID}:${VERSION}"

echo "Deploy ${NAME}..."

# build the zip directory
ZIP_DIR="build/publications/maven/central-bundle"
rm -rf "${ZIP_DIR}"
SUB_DIR="${GROUP_ID//./\/}/${ARTIFACT_ID//.\//}/${VERSION}"
TARGET_DIR="${ZIP_DIR}/${SUB_DIR}"
mkdir -p "${TARGET_DIR}"

cp $POM "${TARGET_DIR}/${ARTIFACT_ID}-${VERSION}.pom"
cp "build/libs/${ARTIFACT_ID}-${VERSION}.jar" "${TARGET_DIR}"
cp "build/libs/${ARTIFACT_ID}-${VERSION}-javadoc.jar" "${TARGET_DIR}"
cp "build/libs/${ARTIFACT_ID}-${VERSION}-sources.jar" "${TARGET_DIR}"

# sign and digest
pushd $TARGET_DIR
for file in *.jar *.pom; do
  gpg --default-key $GPG_KEY_ID --armor --detach-sign "${file}"
  sha1sum "${file}" |awk '{print $1}' > "${file}.sha1"
  md5sum  "${file}" |awk '{print $1}' > "${file}.md5"
done
popd

# build the zip file
ZIP="build/publications/maven/central-bundle.zip"
rm -f "${ZIP}"
pushd $ZIP_DIR
zip -r ../$(basename ${ZIP}) .
popd

# deploy
AUTH_HEADER="Authorization: Bearer $(echo "${TOKEN_USERNAME}:${TOKEN_PASSWORD}"|base64)"
DEPLOYMENT_ID=$(curl --request POST \
  --verbose \
  --header "${AUTH_HEADER}" \
  --form bundle=@${ZIP} \
  "https://central.sonatype.com/api/v1/publisher/upload?publishingType=AUTOMATIC&name=${NAME}")

echo "Deployment ID: ${DEPLOYMENT_ID}"