#!/bin/bash
# ============================================================
# 部署后端到 dm.all8ai.top 服务器
# 用法: bash deploy-server.sh
# ============================================================

set -e

SERVER_IP="152.136.182.184"
SERVER_USER="ubuntu"
REMOTE_DIR="/opt/sbrain-server"

PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
SERVER_DIR="$PROJECT_DIR/server"

echo "=========================================="
echo "  部署后端到 dm.all8ai.top"
echo "=========================================="
echo ""

# 1. 创建远程目录
echo "[1/5] 准备远程目录..."
ssh "$SERVER_USER@$SERVER_IP" "mkdir -p $REMOTE_DIR"
echo "✓ 目录就绪"
echo ""

# 2. 同步代码（排除 node_modules、.env、dist）
echo "[2/5] 同步代码..."
rsync -avz --delete \
  --exclude='node_modules' \
  --exclude='.env' \
  --exclude='dist' \
  --exclude='.git' \
  "$SERVER_DIR/" "$SERVER_USER@$SERVER_IP:$REMOTE_DIR/"
echo "✓ 代码同步完成"
echo ""

# 3. 安装依赖
echo "[3/5] 安装依赖..."
ssh "$SERVER_USER@$SERVER_IP" "cd $REMOTE_DIR && npm install --production"
echo "✓ 依赖安装完成"
echo ""

# 4. 创建 .env（服务器专用配置）
echo "[4/5] 写入服务器配置..."
ssh "$SERVER_USER@$SERVER_IP" "cat > $REMOTE_DIR/.env << 'ENVEOF'
DB_HOST=127.0.0.1
DB_PORT=15432
DB_NAME=bill_query
DB_USER=freedak
DB_PASSWORD=
DB_POOL_MAX=10

PORT=9333
JWT_SECRET=malan-ops-2026-secret-key
CLIENT_URL=https://dm.all8ai.top
ZHIPU_API_KEY=sk-c0c5174892c44ff48d587cd040fbdd40
ENVEOF"
echo "✓ 配置写入完成"
echo ""

# 5. 用 pm2 重启后端
echo "[5/5] 重启后端服务..."
ssh "$SERVER_USER@$SERVER_IP" "cd $REMOTE_DIR && pm2 delete sbrain-server 2>/dev/null; pm2 start 'npx tsx src/index.ts' --name sbrain-server && pm2 save"
echo "✓ 后端已启动"
echo ""

# 验证
echo "=========================================="
echo "  部署成功！"
echo "  后端运行在服务器 $SERVER_IP:9333"
echo "  日志: ssh $SERVER_USER@$SERVER_IP 'pm2 logs sbrain-server'"
echo "=========================================="