#!/usr/bin/env bash
# DMS 一键部署脚本（Java 版）：构建前端 + Maven 打包 + 组装发行包
# 用法：在项目根目录执行 ./build/deploy-java.sh [--skip-frontend]
set -e

ROOT="$(cd "$(dirname "$0")/.." && pwd)"
BACKEND="$ROOT/backend-java"
FRONTEND="$ROOT/frontend"
RELEASE="$ROOT/dist-package-java/dms-server"
TEMPLATES="$ROOT/build/java-templates"

SKIP_FRONTEND=0
for arg in "$@"; do
  case "$arg" in
    --skip-frontend|-SkipFrontend) SKIP_FRONTEND=1 ;;
  esac
done

echo "========== DMS 一键部署（Java 版） =========="
echo "项目根目录: $ROOT"

# ---------- 1. 前端构建 ----------
if [ "$SKIP_FRONTEND" -eq 0 ]; then
  echo "[1/4] 构建前端..."
  (cd "$FRONTEND" && { [ -d node_modules ] || npm install; } && npm run build)
else
  echo "[1/4] 跳过前端构建 (--skip-frontend)"
fi
[ -f "$FRONTEND/dist/index.html" ] || { echo "错误：前端产物不存在，请先 npm run build"; exit 1; }

# ---------- 2. Maven 打包 ----------
echo "[2/4] Maven 打包..."
(cd "$BACKEND" && mvn -q clean package -Pfrontend)
[ -f "$BACKEND/target/dms-server.jar" ] || { echo "错误：未找到打包产物 dms-server.jar"; exit 1; }

# ---------- 3. 整理发行包 ----------
echo "[3/4] 整理发行包..."
rm -rf "$RELEASE"
mkdir -p "$RELEASE"
cp "$BACKEND/target/dms-server.jar" "$RELEASE/"
cp "$ROOT/backend/.env.example" "$RELEASE/"
cp "$TEMPLATES/run.bat" "$TEMPLATES/run.sh" "$TEMPLATES/upgrade-db.bat" \
   "$TEMPLATES/upgrade-db.sh" "$TEMPLATES/README.txt" "$RELEASE/"
if [ -f "$ROOT/tools/export_full_demo_data.py" ]; then
  # 工具三参数均必填：--env-file 提供库连接、--storage 提供文件根、--output 为输出目录
  # （产物含 full_demo_data.sql 与 storage 文件副本），仅取 SQL 进发行包，临时目录用完即删
  EXPORT_ENV=""
  for CAND in "$ROOT/backend/.env" "$ROOT/dist-package-java-bak/dms-server/.env"; do
    if [ -f "$CAND" ]; then EXPORT_ENV="$CAND"; break; fi
  done
  EXPORT_STORAGE="$ROOT/backend/dms-storage"
  if [ -z "$EXPORT_ENV" ]; then
    echo "警告：未找到可用的 .env（backend/.env 或备份目录），跳过导出示例数据库 SQL"
  elif [ ! -d "$EXPORT_STORAGE" ]; then
    echo "警告：未找到存储目录 $EXPORT_STORAGE，跳过导出示例数据库 SQL"
  else
    echo "  导出示例数据库 SQL..."
    EXPORT_TMP="$(mktemp -d)"
    if python "$ROOT/tools/export_full_demo_data.py" \
        --env-file "$EXPORT_ENV" --storage "$EXPORT_STORAGE" --output "$EXPORT_TMP" \
        && [ -f "$EXPORT_TMP/full_demo_data.sql" ]; then
      cp "$EXPORT_TMP/full_demo_data.sql" "$RELEASE/database-init.sql"
      echo "  已生成 database-init.sql"
    else
      echo "警告：导出示例数据库 SQL 失败，跳过"
    fi
    rm -rf "$EXPORT_TMP"
  fi
fi

# ---------- 4. 从备份恢复 .env 和 dms-storage ----------
echo "[4/4] 从备份恢复 .env 和 dms-storage..."
BAK="$ROOT/dist-package-java-bak/dms-server"
if [ -d "$BAK" ]; then
  [ -f "$BAK/.env" ] && cp "$BAK/.env" "$RELEASE/" && echo "  已恢复 .env"
  [ -d "$BAK/dms-storage" ] && cp -r "$BAK/dms-storage" "$RELEASE/" && echo "  已恢复 dms-storage"
else
  echo "  备份目录不存在: $BAK - 跳过恢复"
fi

echo "========== 部署完成（Java 版） =========="
echo "发行包目录: $RELEASE"