#!/bin/bash

# Bring in the variables from SOLUTION file, supporting
# nested substitution
. SOLUTION

VARS=($(sed -nE "s,(^[^#][^=]*).*$,\1,pg" SOLUTION))
for var in ${VARS[@]}; do
  export ${var}
done

RELEASE_INFO=${RELEASE_INFO:-N/A}
[[ "${RELEASE_INFO}" == "N/A" ]] && {
  TAG=${TAG:-test-build-${OS_DISTRO}-${PACKAGE_STREAM}-$(date +%Y%m%d)}
} || {
  TAG=${TAG:-test-${OS_DISTRO}-${PACKAGE_STREAM}-${RELEASE_INFO}}
}

[[ -d "templates/${OS_DISTRO}" ]] || {
  echo "Unrecognized OS_DISTRO: '${OS_DISTRO}'"
  exit -1
}

if [[ -e "Dockerfile.solution.${OS_DISTRO}-${OS_RELEASE}" ]]; then
  SOLUTION_SUFFIX=".${OS_DISTRO}-${OS_RELEASE}"
elif [[ -e "Dockerfile.solution.${OS_DISTRO}" ]]; then
  SOLUTION_SUFFIX=".${OS_DISTRO}"
else
  SOLUTION_SUFFIX=""
fi

[[ "${SOLUTION_SUFFIX}" == "" ]] && {
  cat << EOF

The following Dockerfile.solutions were checked, but do not exist:

* Dockerfile.solution.${OS_DISTRO}
* Dockerfile.solution.${OS_DISTRO}-${OS_RELEASE}

Using 'Dockerfile.solution' as default.

EOF
}

export DOCKERFILE="Dockerfile${SOLUTION_SUFFIX}"
export SOLUTION="Dockerfile.solution${SOLUTION_SUFFIX}"

echo "Building '${SOLUTION}' image from '${DOCKERFILE}'"


docker build -t ${CONTAINER}:${TAG} -f ${DOCKERFILE} . $* || {
cat << EOM

Building docker image from ${DOCKERFILE} failed.

EOM
  exit -1
}

docker tag ${CONTAINER}:${TAG} ${CONTAINER} || {
  echo "Unable to tag docker image"
  exit -1
}

cat << EOM

${DOCKERFILE} was built and locally tagged as ${CONTAINER}:${TAG}

See 'scripts/push-image.sh' for information on pushing this tag to Harbor.

EOM