#!/usr/bin/env bash

set -e

function print_usage() {

cat <<EOF

$(basename "$0") VERSION ARTIFACTS_DIR

This script uploads the artifacts and changelog entry for a release to a

permanent storage location where end users can download them.

Requires the \`aws\` CLI to be installed and configured to be able to use

DigitalOcean. Also requires access to the Alda releases DigitalOcean Space,

obviously.

EOF

}

release_version="$1"

artifacts_dir="$2"

if [[ -z "$release_version" ]] || [[ -z "$artifacts_dir" ]]; then

print_usage

exit 1

fi

if ! command -v aws > /dev/null; then

echo "This script requires the \`aws\` CLI."

exit 1

fi

spaces_endpoint="https://nyc3.digitaloceanspaces.com"

function spaces_s3() {

aws "--endpoint=$spaces_endpoint" s3 "$@"

}

releases_bucket="s3://alda-releases"

release_s3_url="$releases_bucket/$release_version"

# Verify that a release with this version number wasn't already uploaded.

if spaces_s3 ls "$release_s3_url" > /dev/null; then

echo "Release already uploaded: $release_s3_url"

exit 1

fi

echo "Generating version changelog..."

version_changelog="$(mktemp)"

"$(dirname "$0")/version-changelog" "$release_version" > "$version_changelog"

echo "Uploading $artifacts_dir to $release_s3_url..."

# Upload all of the (non-Windows) `alda` and `alda-player` executables, ensuring

# that they have the MIME type application/octet-stream. I noticed that if we

# don't specify the content type, they end up having the content type

# binary/octet-stream, which Firefox seems to think is a DEB file, for some

# reason.

spaces_s3 sync \

--acl public-read \

--exclude '*' \

--include '*/alda' \

--include '*/alda-player' \

--content-type application/octet-stream \

"$artifacts_dir" \

"$release_s3_url"

# Upload alda.wasm, making sure that the content type is correctly set to

# application/wasm.

spaces_s3 sync \

--acl public-read \

--exclude '*' \

--include '*/alda.wasm' \

--content-type application/wasm \

"$artifacts_dir" \

"$release_s3_url"

# Upload everything else, trusting that S3 is smart enough to infer the correct

# content type.

spaces_s3 sync \

--acl public-read \

--exclude '*/alda' \

--exclude '*/alda-player' \

--exclude '*/alda.wasm' \

"$artifacts_dir" \

"$release_s3_url"

# Add CHANGELOG.md

spaces_s3 cp \

--acl public-read \

"$version_changelog" \

"$release_s3_url/CHANGELOG.md"

# Add date.txt

date '+%Y-%m-%d' \

| spaces_s3 cp \

--acl public-read \

- \

"$release_s3_url/date.txt"