#!/usr/bin/env bash
set -eu
set -o pipefail
set -o errtrace
shopt -s expand_aliases
[ "$(uname)" == "Darwin" ] && alias readlink="greadlink" && alias grep="ggrep" || :

SCRIPT_DIR="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
TFW_PATH="${TFW_PATH:-$SCRIPT_DIR/../..}"

BASEIMAGE_REPO="${BASEIMAGE_REPO:-baseimage-tutorial-framework}"
CHALLENGE_REPO="${CHALLENGE_REPO:-"$(basename "$(realpath "${SCRIPT_DIR}/..")")"}"
FRONTEND_REPO="${FRONTEND_REPO:-frontend-tutorial-framework}"

BASEIMAGE_PATH="${TFW_PATH}/${BASEIMAGE_REPO}"
CHALLENGE_PATH="${TFW_PATH}/${CHALLENGE_REPO}"
FRONTEND_PATH="${TFW_PATH}/${FRONTEND_REPO}"

source "${SCRIPT_DIR}/libhack/baseimage.sh"
source "${SCRIPT_DIR}/libhack/challenge.sh"
source "${SCRIPT_DIR}/libhack/frontend.sh"


build_baseimage() {
    frontend_version="$(frontend::latest_tag)"
    baseimage::build
}


try_build_baseimage() {
    frontend_version="$(frontend::latest_tag)"
    baseimage::build_if_exists
}


case ${1:-} in
    start)
        try_build_baseimage
        challenge::build
        challenge::run ${@:2}
    ;;
    run)
        challenge:run ${@:2}
    ;;
    build-baseimage)
        build_baseimage
    ;;
    build)
        try_build_baseimage
        challenge::build_no_cache
    ;;
    build-frontend)
        frontend::build
    ;;
    release-baseimage)
        build_baseimage
        baseimage::release
    ;;
    release-frontend)
        frontend::build
        frontend::release
    ;;
    *)
        echo "Usage: tfw.sh [COMMAND]"
        echo "          |--- start:             build & run TFW challenge"
        echo "          |--- run:               run TFW challenge"
        echo "          |--- build-baseimage:   build TFW baseimage"
        echo "          |--- build:             build TFW baseimage and challenge"
        echo "          |--- release-baseimage: tag TFW baseimage and push to DockerHub"
        echo "          |--- release-frontend:  tag TFW frontend and push to DockerHub"
    ;;
esac