#!/bin/bash
# 2023-08-27

clear
cd "$(dirname "$0")" || exit 1

# Docker image name and version
IMAGE_BASE=zogg/watchtower
IMAGE_NAME_LATEST=${IMAGE_BASE}:latest

# Prepare for cross compile
export DOCKER_DEFAULT_PLATFORM=linux/amd64
export DOCKER_CLI_EXPERIMENTAL=enabled

docker run --privileged --rm tonistiigi/binfmt --install all
if [ $? -eq 0 ]; then
    echo "* binfmt done!"

    # Build
    docker buildx build \
        --no-cache \
        --network host \
        --compress \
        --output=type=docker \
        --pull \
        --build-arg CONCURRENCY=$(nproc) \
        \
        --platform=linux/amd64 \
        \
        -t "${IMAGE_NAME_LATEST}" \
        . 2>&1 | tee build.log

    if [ $? -eq 0 ]; then
        echo "* buildx done!"

        # Tag
        docker tag ${IMAGE_NAME_LATEST} dockerregistry.domain.com/${IMAGE_NAME_LATEST}
        if [ $? -eq 0 ]; then
            echo "* tag done!"

            # Push
            docker image push dockerregistry.domain.com/${IMAGE_NAME_LATEST}
            if [ $? -eq 0 ]; then
                echo "* push done!"
            else
                echo "* push failed!"
            fi

        else
            echo "* tag failed!"
        fi

    else
        echo "* buildx failed!"
    fi

else
    echo "* binfmt failed!"
fi

exit 0