#!/usr/bin/env bash

ABSDIR="$( dirname "$(readlink -f -- "$0")" )"
source ${ABSDIR}/../functions.sh
source ${ABSDIR}/vars.sh

ensure_pwd_is_scriptdir
ensure_not_root

buildfolder=/tmp/hedgedoc-$$

if ! podman image exists ${hedgedoc_image}:${hedgedoc_version}; then
    mkdir ${buildfolder} &&
        git clone --depth=1 https://github.com/hedgedoc/container ${buildfolder}/ && {
            sed_in_place '^FROM --platform=$BUILDPLATFORM node' 'FROM --platform=$BUILDPLATFORM docker.io/library/node' ${buildfolder}/alpine/Dockerfile
	    sed_in_place "^FROM node" "FROM docker.io/library/node" ${buildfolder}/alpine/Dockerfile
            podman pull docker.io/moby/buildkit:latest
            podman run -d --name buildkitd --privileged docker.io/moby/buildkit:latest &&
            my_buildctl --addr=podman-container://buildkitd build \
                        --frontend dockerfile.v0 \
                        --opt build-arg:VERSION=${hedgedoc_version/%-alpine/} \
                        --local context=${buildfolder}/ \
                        --local dockerfile=${buildfolder}/alpine/ \
                        --output type=oci,name="${hedgedoc_image}:${hedgedoc_version}" | \
                        podman load &&
            podman rm --force buildkitd &&
            podman rmi docker.io/moby/buildkit:latest
	}
    rm -rf ${buildfolder}
    podman image prune -a -f --filter dangling=true
    podman image prune -a -f --filter intermediate=true
    podman image rm -f $(podman images -a -q -- docker.io/library/node)
else
    echo "Image ${hedgedoc_image}:${hedgedoc_version} already built"
fi

oci_push_to_registry ${hedgedoc_image}:${hedgedoc_version}