#!/bin/bash
# 仅打包部署 backend-adminend（后台 Vue 前端）到 shccd159 云服务器
# 部署前在云服务器上备份原有静态文件
# 使用: ./shell/deploy-admin-vue-shccd159.sh（在 backend 目录下）
# 或指定密钥: SSH_IDENTITY=~/.ssh/your_key ./shell/deploy-admin-vue-shccd159.sh

set -e
SSH_IDENTITY="${SSH_IDENTITY:-$HOME/.ssh/id_ed25519_crmeb_deploy}"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
BACKEND_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
ROOT_DIR="$(cd "$BACKEND_DIR/.." && pwd)"
FRONTEND_DIR="${ROOT_DIR}/backend-adminend"
[[ ! -d "$FRONTEND_DIR" ]] && FRONTEND_DIR="${ROOT_DIR}/frontend"
DEPLOY_CONF="$BACKEND_DIR/deploy.conf"

get_conf() {
  sed -n '/^shccd159:/,$p' "$DEPLOY_CONF" | grep -E "^${1}=" | tail -1 | cut -d= -f2-
}
SERVER_HOST=$(get_conf SERVER_HOST)
SERVER_USER=$(get_conf SERVER_USER)
SERVER_PORT=$(get_conf SERVER_PORT)
REMOTE_DIR_ADMIN=$(get_conf REMOTE_DIR_ADMIN)

[[ -z "$SERVER_HOST" ]] && SERVER_HOST=182.92.78.159
[[ -z "$REMOTE_DIR_ADMIN" ]] && REMOTE_DIR_ADMIN=/www/wwwroot/ccd-jfadmin.fwxgpt.com
[[ -z "$SERVER_USER" ]] && SERVER_USER=root
[[ -z "$SERVER_PORT" ]] && SERVER_PORT=22

[[ -f "$SSH_IDENTITY" ]] && SSH_OPTS=(-o "IdentityFile=$SSH_IDENTITY") || SSH_OPTS=()
SSH_CMD=(ssh "${SSH_OPTS[@]}" -o StrictHostKeyChecking=accept-new -p "$SERVER_PORT" "$SERVER_USER@$SERVER_HOST")

BACKUP_SUFFIX="backup_$(date +%Y%m%d_%H%M%S)"

[[ ! -d "$FRONTEND_DIR" ]] && { echo "错误: 未找到 admin 前端目录 (backend-adminend 或 frontend)"; exit 1; }

echo "=== 仅部署 backend-adminend（后台 Vue 前端）到 shccd159 ==="
echo "  服务器: $SERVER_USER@$SERVER_HOST"
echo "  目标: $REMOTE_DIR_ADMIN"
echo ""

echo "=== 1. 编译 backend-adminend (npm run build:prod) ==="
cd "$FRONTEND_DIR"
# Node 17–18 需要 --openssl-legacy-provider；Node 22+ 已不支持，不设置
NODE_MAJOR=$(node -v 2>/dev/null | sed -E 's/^v([0-9]+).*/\1/' || echo 0)
if [[ "$NODE_MAJOR" -ge 17 && "$NODE_MAJOR" -le 21 ]]; then
  export NODE_OPTIONS="${NODE_OPTIONS:-} --openssl-legacy-provider"
fi
npm run build:prod
echo "已生成: $FRONTEND_DIR/dist"
[[ ! -d "$FRONTEND_DIR/dist" ]] && { echo "错误: dist 未生成"; exit 1; }

echo ""
echo "=== 2. 云服务器备份原有静态 ==="
"${SSH_CMD[@]}" "bash -s" << REMOTE_BACKUP
set -e
if [ -d "$REMOTE_DIR_ADMIN" ] && [ "\$(ls -A $REMOTE_DIR_ADMIN 2>/dev/null)" ]; then
  BACKUP_TAR="$REMOTE_DIR_ADMIN/../ccd_jfadmin_${BACKUP_SUFFIX}.tar.gz"
  tar -czf "\$BACKUP_TAR" -C "$REMOTE_DIR_ADMIN" .
  echo "已备份: \$BACKUP_TAR"
else
  echo "远程目录为空或不存在，跳过备份"
fi
REMOTE_BACKUP

echo ""
echo "=== 3. 上传 dist 到 $REMOTE_DIR_ADMIN ==="
"${SSH_CMD[@]}" "mkdir -p $REMOTE_DIR_ADMIN && (rm -rf ${REMOTE_DIR_ADMIN}/* ${REMOTE_DIR_ADMIN}/.??* 2>/dev/null; true)"
(cd "$FRONTEND_DIR/dist" && tar cf - .) | "${SSH_CMD[@]}" "mkdir -p $REMOTE_DIR_ADMIN && cd $REMOTE_DIR_ADMIN && tar xf -"
echo "后台 Vue 静态上传完成."

echo ""
echo "=== backend-adminend 部署完成 ==="