#!/usr/bin/env bash
set -euo pipefail

release_dir="${1:?usage: activate-release.sh <release-dir>}"
runtime_root="${MAIBOT_RUNTIME_ROOT:-/root/maibot-offline}"
base_image="${MAIBOT_BASE_IMAGE:-maibot-offline:latest}"

case "$runtime_root" in
  /root/maibot-offline|/root/maibot-offline/*) ;;
  *)
    echo "runtime root must stay under /root/maibot-offline" >&2
    exit 1
    ;;
esac

if [ ! -d "$release_dir" ]; then
  echo "release dir not found: $release_dir" >&2
  exit 1
fi

if ! docker image inspect "$base_image" >/dev/null 2>&1; then
  echo "base image not found locally: $base_image" >&2
  echo "bootstrap it once with deploy/server-maibot/Dockerfile.offline before using the release pipeline" >&2
  exit 1
fi

for dep_file in pyproject.toml uv.lock; do
  if [ -f "$runtime_root/$dep_file" ] && ! cmp -s "$release_dir/$dep_file" "$runtime_root/$dep_file"; then
    echo "dependency metadata changed: $dep_file" >&2
    echo "refresh the local base image with deploy/server-maibot/Dockerfile.offline before using the release pipeline" >&2
    exit 1
  fi
done

release_id="$(basename "$release_dir")"
release_image="maibot-offline:${release_id}"

mkdir -p \
  "$runtime_root" \
  "$runtime_root/data/MaiMBot" \
  "$runtime_root/data/MaiMBot/emoji" \
  "$runtime_root/data/MaiMBot/plugins" \
  "$runtime_root/data/MaiMBot/logs" \
  "$runtime_root/data/qq" \
  "$runtime_root/depends-data" \
  "$runtime_root/docker-config/mmc" \
  "$runtime_root/docker-config/napcat"

python3 - "$release_dir/deploy/server-maibot" "$runtime_root/deploy/server-maibot" <<'PY'
from pathlib import Path
import shutil
import sys

src = Path(sys.argv[1]).resolve()
dst = Path(sys.argv[2]).resolve()

if dst.exists():
    shutil.rmtree(dst)

shutil.copytree(
    src,
    dst,
    ignore=shutil.ignore_patterns("__pycache__", "*.pyc", "*.pyo"),
)
PY

docker build \
  --build-arg "MAIBOT_BASE_IMAGE=${base_image}" \
  -f "$release_dir/deploy/server-maibot/Dockerfile.release" \
  -t "$release_image" \
  "$release_dir"

docker tag "$release_image" maibot-offline:latest

cd "$runtime_root"
MAIBOT_CORE_IMAGE="$release_image" docker compose \
  --project-name maibot-offline \
  -f deploy/server-maibot/docker-compose.server.yml \
  up -d