# 一键部署脚本 - Windows PowerShell
# 使用方法: .\deploy.ps1

$ErrorActionPreference = "Stop"

Write-Host "🚀 开始部署 Just-Demo 项目..." -ForegroundColor Cyan

# 1. 检查 Node.js
Write-Host "`n📦 检查 Node.js..." -ForegroundColor Blue
if (-not (Get-Command node -ErrorAction SilentlyContinue)) {
    Write-Host "❌ Node.js 未安装，请先安装 Node.js (v16+)" -ForegroundColor Red
    Write-Host "下载地址: https://nodejs.org/" -ForegroundColor Yellow
    exit 1
}
Write-Host "✅ Node.js 版本: $(node -v)" -ForegroundColor Green

# 2. 检查 pnpm，如果没有则安装
Write-Host "`n📦 检查 pnpm..." -ForegroundColor Blue
if (-not (Get-Command pnpm -ErrorAction SilentlyContinue)) {
    Write-Host "pnpm 未安装，正在安装..." -ForegroundColor Yellow
    npm install -g pnpm
}
Write-Host "✅ pnpm 版本: $(pnpm -v)" -ForegroundColor Green

# 3. 检查 PM2，如果没有则安装
Write-Host "`n📦 检查 PM2..." -ForegroundColor Blue
if (-not (Get-Command pm2 -ErrorAction SilentlyContinue)) {
    Write-Host "PM2 未安装，正在安装..." -ForegroundColor Yellow
    npm install -g pm2
    npm install -g pm2-windows-startup
    pm2-startup install
}
Write-Host "✅ PM2 已安装" -ForegroundColor Green

# 4. 安装依赖
Write-Host "`n📦 安装项目依赖..." -ForegroundColor Blue
pnpm install:all

# 5. 构建项目
Write-Host "`n🔨 构建项目..." -ForegroundColor Blue
pnpm build

# 6. 创建生产环境配置
Write-Host "`n⚙️  创建生产环境配置..." -ForegroundColor Blue
if (-not (Test-Path "backend\.env")) {
    # 生成随机密钥
    $bytes = New-Object byte[] 32
    $rng = [System.Security.Cryptography.RandomNumberGenerator]::Create()
    $rng.GetBytes($bytes)
    $jwtSecret = [Convert]::ToBase64String($bytes)
    
    @"
NODE_ENV=production
PORT=3000
JWT_SECRET=$jwtSecret
FRONTEND_URL=http://localhost:5500
UPLOAD_DIR=uploads
"@ | Out-File -FilePath "backend\.env" -Encoding UTF8
    Write-Host "✅ 已创建 backend\.env" -ForegroundColor Green
} else {
    Write-Host "✅ backend\.env 已存在" -ForegroundColor Green
}

# 7. 运行数据库迁移
Write-Host "`n🗄️  运行数据库迁移..." -ForegroundColor Blue
Set-Location backend
pnpm migrate:prod
Set-Location ..

# 8. 使用 PM2 启动服务
Write-Host "`n🚀 使用 PM2 启动服务..." -ForegroundColor Blue
pm2 delete just-demo-backend 2>$null
pm2 start ecosystem.config.js

# 9. 保存 PM2 配置
Write-Host "`n💾 保存 PM2 配置..." -ForegroundColor Blue
pm2 save

# 10. 显示服务状态
Write-Host "`n📊 服务状态：" -ForegroundColor Cyan
pm2 status

Write-Host "`n🎉 部署成功！" -ForegroundColor Green
Write-Host "`n访问地址：" -ForegroundColor Cyan
Write-Host "  - 前端: http://localhost:5500" -ForegroundColor White
Write-Host "  - 后端: http://localhost:3000" -ForegroundColor White
Write-Host "`n常用命令：" -ForegroundColor Cyan
Write-Host "  pm2 status          # 查看服务状态" -ForegroundColor White
Write-Host "  pm2 logs            # 查看日志" -ForegroundColor White
Write-Host "  pm2 restart all     # 重启所有服务" -ForegroundColor White
Write-Host "  pm2 stop all        # 停止所有服务" -ForegroundColor White
Write-Host ""