# Requires context:
#     - TFW_PATH: absolute path of the parent directory of TFW repos
#     - BASEIMAGE_PATH: absolute path of baseimage repo
#     - CHALLENGE_PATH: absolute path of challenge repo

IMAGE_NAME="${IMAGE_NAME:-"$(basename "${CHALLENGE_PATH}")"}"
BUILD_CONTEXT="${BUILD_CONTEXT:-solvable}"
CHALLENGE_PORT="${CHALLENGE_PORT:-8888}"
AVATAO_SECRET="${AVATAO_SECRET:-secret}"

libhack_dir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
source "${libhack_dir}/common.sh"


challenge::build() {
    pushd "${CHALLENGE_PATH}"
    args="" build_challenge_internal
    popd
}

challenge::build_no_cache() {
    pushd "${CHALLENGE_PATH}"
    args="--no-cache" build_challenge_internal
    popd
}

build_challenge_internal() {
    docker build -t "${IMAGE_NAME}"                           \
                 -f "${BUILD_CONTEXT}/Dockerfile"             \
                 --build-arg BUILD_CONTEXT="${BUILD_CONTEXT}" \
                 ${args} .
}

challenge::run() {
    pushd "${TFW_PATH}"
    local mount_baseimage
    local mount_challenge
    local mount_volumes
    if [[ "${HOTRELOAD:-0}" == "1" ]]; then
        if [[ -d "${BASEIMAGE_PATH}" ]]; then
            mount_baseimage="-e HOTRELOAD=1 -v ${BASEIMAGE_PATH}/tfw:/usr/local/lib/tfw"
        fi
        mount_challenge="-v ${CHALLENGE_PATH}/solvable/src:/.tfw/builtin_event_handlers"
        mount_volumes="${mount_baseimage:-} ${mount_challenge}"
    fi
    popd
    docker run --rm                                             \
               -p 127.0.0.1:${CHALLENGE_PORT}:${CHALLENGE_PORT} \
               ${mount_volumes:-}                               \
               ${@:-}                                           \
               -e AVATAO_SECRET="${AVATAO_SECRET}" ${IMAGE_NAME}
}