#!/usr/bin/env bash
set -euo pipefail
MODE="${MODE:-docker}"   # docker|url
ED_VER="${ED_VER:-v4}"   # v3|v4
OUTDIR="${OUTDIR:-/out}"

mkdir -p "$OUTDIR"
case "$MODE" in
  docker)
    # 1) Start your aed-docker container and copy its served webroot
    # Expectation: container serves Avida-ED-Eco at /usr/share/nginx/html/Avida-ED-Eco
    CID="$(docker create --name aedtmp_$ED_VER welsberr/aed-docker:$ED_VER)"
    trap 'docker rm -f aedtmp_'"$ED_VER"' >/dev/null 2>&1 || true' EXIT
    docker cp "aedtmp_$ED_VER:/usr/share/nginx/html/." "$OUTDIR/"
    ;;
  url)
    URL="${URL:-https://avida-ed.msu.edu/app4/}"
    apk add --no-cache wget >/dev/null 2>&1 || true
    wget --recursive --no-parent --page-requisites --adjust-extension \
         --compression=auto --convert-links --timestamping \
         --directory-prefix "$OUTDIR" \
         "$URL"
    # normalize into $OUTDIR/Avida-ED-Eco as needed
    if [ ! -d "$OUTDIR/Avida-ED-Eco" ]; then
      SUB="$(find "$OUTDIR" -type f -name index.html | head -n1)"
      [ -n "$SUB" ] && rsync -a "$(dirname "$SUB")"/ "$OUTDIR/Avida-ED-Eco"/
    fi
    ;;
  *) echo "Unknown MODE=$MODE" >&2; exit 1;;
esac

echo "Assets fetched to $OUTDIR"