#!/usr/bin/env bash
# deploy/lib/uninstall.sh — 停容器；可选删 volume；备份 .env；删除安装目录
set -e
set -u
if [ -n "${BASH_VERSION:-}" ]; then
  set -o pipefail
fi

LIB_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck source=common.sh
source "${LIB_DIR}/common.sh"

main_uninstall() {
  require_root

  local root=""
  if ! root="$(resolve_repo_root)"; then
    if [[ -d "${INSTALL_ROOT}" ]]; then
      root="${INSTALL_ROOT}"
    else
      die "未找到安装目录 ${INSTALL_ROOT}"
    fi
  fi
  REPO_ROOT="${root}"

  echo ""
  echo "将卸载 比特骆驼行情采集分析 (market_intel):"
  echo "  - 停止并移除 Compose 容器"
  echo "  - 备份 .env 到 ${BACKUP_ROOT}"
  echo "  - 删除安装目录: ${INSTALL_ROOT}"
  echo "  - 可选：删除 data volume"
  echo ""
  if ! confirm_yes "确认卸载并删除 ${INSTALL_ROOT}?"; then
    log "已取消卸载"
    return 0
  fi

  local remove_volume=0
  if confirm_yes "是否同时删除 Docker data volume (mi_data)?"; then
    remove_volume=1
  fi

  local stamp backup_dir
  stamp="$(TZ="${TZ_NAME}" date +%Y%m%d-%H%M%S)"
  backup_dir="${BACKUP_ROOT}/pre-uninstall-${stamp}"
  mkdir -p "${backup_dir}"

  step "备份 .env"
  if [[ -f "${REPO_ROOT}/.env" ]]; then
    cp -a "${REPO_ROOT}/.env" "${backup_dir}/.env"
  fi
  {
    echo "created_at=${stamp}"
    echo "install_root=${INSTALL_ROOT}"
    echo "remove_volume=${remove_volume}"
    echo "action=rm_rf_install_root"
  } >"${backup_dir}/uninstall.manifest"

  step "停止并移除容器"
  if command -v docker >/dev/null 2>&1 && [[ -f "${REPO_ROOT}/docker-compose.yml" ]]; then
    if [[ "${remove_volume}" -eq 1 ]]; then
      (cd "${REPO_ROOT}" && docker compose down -v) || true
    else
      (cd "${REPO_ROOT}" && docker compose down) || true
    fi
  fi

  step "删除安装目录 ${INSTALL_ROOT}"
  if [[ -d "${INSTALL_ROOT}" ]]; then
    case "${INSTALL_ROOT}" in
      /opt/market_intel|/opt/market_intel/)
        rm -rf "${INSTALL_ROOT}"
        log "已删除: ${INSTALL_ROOT}"
        ;;
      *)
        if [[ "${ALLOW_UNSAFE_UNINSTALL:-}" == "1" ]]; then
          rm -rf "${INSTALL_ROOT}"
          log "已删除(ALLOW_UNSAFE_UNINSTALL=1): ${INSTALL_ROOT}"
        else
          die "拒绝删除非默认路径 ${INSTALL_ROOT}；若确认，设置 ALLOW_UNSAFE_UNINSTALL=1"
        fi
        ;;
    esac
  else
    log "安装目录不存在,跳过删除"
  fi

  local leftover
  for leftover in /opt/market_intel.removed.* /opt/market_intel.old.*; do
    if [[ -e "${leftover}" ]]; then
      rm -rf "${leftover}"
      log "已清理残留: ${leftover}"
    fi
  done

  echo ""
  echo "卸载完成."
  echo "  配置备份: ${backup_dir}"
  echo "  volume 已删除: $([[ ${remove_volume} -eq 1 ]] && echo yes || echo no)"
  echo ""
  echo "重新部署:"
  echo "  curl -fsSL https://git.bz121.com/dekun/market_intel/raw/branch/main/deploy/manage.sh | bash"
}

main_uninstall "$@"