#!/bin/bash

# 服务器配置
SERVER="123.57.93.143"
USER="root"
REMOTE_DIR="/home/media-front"
BACKUP_DIR="$REMOTE_DIR/backup"
TIMESTAMP=$(date +%Y%m%d_%H%M%S)

# 本地构建
echo "Building project..."
npm run build

# 检查构建是否成功
if [ ! -d "dist" ]; then
    echo "Build failed! dist directory not found."
    exit 1
fi

# 创建部署包
echo "Creating deployment package..."
tar -czf dist.tar.gz dist/

# 创建远程目录
echo "Creating remote directories..."
ssh $USER@$SERVER "mkdir -p $REMOTE_DIR $BACKUP_DIR"

# 如果远程目录存在部署文件，先备份
echo "Backing up existing deployment..."
ssh $USER@$SERVER "if [ -d $REMOTE_DIR/dist ]; then \
    tar -czf $BACKUP_DIR/dist_backup_$TIMESTAMP.tar.gz $REMOTE_DIR/dist && \
    rm -rf $REMOTE_DIR/dist; \
fi"

# 上传新的部署包
echo "Uploading new deployment package..."
scp dist.tar.gz $USER@$SERVER:$REMOTE_DIR/

# 解压部署包
echo "Extracting deployment package..."
ssh $USER@$SERVER "cd $REMOTE_DIR && \
    tar -xzf dist.tar.gz && \
    rm dist.tar.gz"

# 清理本地部署包
echo "Cleaning up local deployment package..."
rm dist.tar.gz

echo "Deployment completed successfully!"
echo "Your application is now deployed to $REMOTE_DIR/dist"
echo "A backup has been created at $BACKUP_DIR/dist_backup_$TIMESTAMP.tar.gz"

# 清理旧的备份（保留最近10个）
echo "Cleaning up old backups..."
ssh $USER@$SERVER "cd $BACKUP_DIR && ls -t dist_backup_*.tar.gz | tail -n +11 | xargs rm -f 2>/dev/null || true"