#!/usr/bin/env bash

set -eo pipefail

image_name="babashka/babashka"
image_tag=$(cat resources/BABASHKA_VERSION)
latest_tag="latest"

if [[ $image_tag =~ SNAPSHOT$ ]]; then
    echo "This is a snapshot version"
    snapshot="true"
else
    echo "This is a non-snapshot version"
    snapshot="false"
fi

if [ -z "$CIRCLE_PULL_REQUEST" ] && [ "$CIRCLE_BRANCH" = "master" ]; then
    echo "Building Docker image $image_name:$image_tag"
    echo "$DOCKERHUB_PASS" | docker login -u "$DOCKERHUB_USER" --password-stdin
    docker build -t "$image_name" --build-arg BABASHKA_XMX="-J-Xmx6300m" .
    docker tag "$image_name:$latest_tag" "$image_name:$image_tag"
    # we only update latest when it's not a SNAPSHOT version
    if [ "false" = "$snapshot" ]; then
        echo "Pushing image $image_name:$latest_tag"
        docker push "$image_name:$latest_tag"
    fi
    # we update the version tag, even if it's a SNAPSHOT version
    echo "Pushing image $image_name:$image_tag"
    docker push "$image_name:$image_tag"
else
    echo "Not publishing Docker image"
fi

exit 0;