#!/bin/bash

# 服务器配置信息
SERVER_IP="47.253.147.187"
SERVER_USER="root"
SERVER_PASS="5H0FuZ:2s0q)Lx"
REMOTE_PARENT_DIR="/www/wwwroot/ccdw-website"

# 颜色输出
GREEN='\033[0;32m'
NC='\033[0m'

echo -e "${GREEN}=== 开始部署流程 ===${NC}"

# 1. 前端构建
echo -e "${GREEN}[1/5] 执行前端构建 (Vite Build)...${NC}"
npm run build
if [ $? -ne 0 ]; then
    echo "❌ 构建失败，请检查错误信息"
    exit 1
fi

# 2. 打包文件
echo -e "${GREEN}[2/5] 打包部署文件...${NC}"
rm -rf .deploy_temp
mkdir -p .deploy_temp
# 复制前端产物
cp -r dist .deploy_temp/
# 复制后端代码
cp -r server .deploy_temp/
# 删除不需要的文件
rm -rf .deploy_temp/server/node_modules 
rm -rf .deploy_temp/server/.DS_Store
rm -rf .deploy_temp/server/package-lock.json
# 进入临时目录打包
cd .deploy_temp
tar -czf ../release.tar.gz .
cd ..
rm -rf .deploy_temp
echo "✅ 打包完成: release.tar.gz"

# 3. 上传
echo -e "${GREEN}[3/5] 上传文件到服务器...${NC}"
/usr/bin/expect <<EOF
set timeout 300
spawn scp -o StrictHostKeyChecking=no release.tar.gz $SERVER_USER@$SERVER_IP:$REMOTE_PARENT_DIR/release.tar.gz
expect {
    "password:" { send "$SERVER_PASS\r" }
    "yes/no" { send "yes\r"; exp_continue }
}
expect eof
EOF

# 4. 远程部署
echo -e "${GREEN}[4/5] 服务器端部署...${NC}"
/usr/bin/expect <<EOF
set timeout 300
spawn ssh -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_IP
expect {
    "password:" { send "$SERVER_PASS\r" }
    "yes/no" { send "yes\r"; exp_continue }
}
expect "#"

# 准备目录
send "mkdir -p $REMOTE_PARENT_DIR\r"
send "cd $REMOTE_PARENT_DIR\r"

# 解压覆盖 (dist 和 server 目录)
send "tar -xzf release.tar.gz\r"
send "rm release.tar.gz\r"

# 安装/更新后端依赖
send "cd server\r"
send "echo 'Installing dependencies...'\r"
send "npm install --omit=dev --registry=https://registry.npmmirror.com\r"

# 检查 PM2 是否安装
send "if ! command -v pm2 &> /dev/null; then npm install -g pm2; fi\r"

# 重启服务
# 如果没有运行则启动，如果运行了则重启
send "pm2 describe ccdw-server > /dev/null && pm2 reload ccdw-server || pm2 start index.js --name ccdw-server\r"
send "pm2 save\r"

send "exit\r"
expect eof
EOF

# 5. 清理本地
rm release.tar.gz

echo -e "${GREEN}=== 部署成功! ===${NC}"
echo -e "服务已启动在服务器的 3001 端口。"
echo -e "Node 服务现在同时也托管了前端页面 (http://IP:3001)。"
echo -e "如果您使用 Nginx，请配置反向代理将域名流量转发到 localhost:3001。"