// scripts/generate-version.js
import { readFileSync, writeFileSync, existsSync, mkdirSync } from 'fs'
import { resolve, dirname } from 'path'
import { fileURLToPath } from 'url'

// 获取当前目录
const __filename = fileURLToPath(import.meta.url)
const __dirname = dirname(__filename)

// 读取 .env 文件获取版本号
const envPath = resolve(__dirname, '../.env')
let version = '1.0.0'
let versionType = 'patch'

try {
  if (existsSync(envPath)) {
    const envContent = readFileSync(envPath, 'utf-8')
    const versionMatch = envContent.match(/VITE_APP_VERSION=([^\r\n]+)/)
    const typeMatch = envContent.match(/VITE_VERSION_TYPE=([^\r\n]+)/)

    if (versionMatch && versionMatch[1]) {
      version = versionMatch[1].replace(/['"]/g, '')
    }
    if (typeMatch && typeMatch[1]) {
      versionType = typeMatch[1].replace(/['"]/g, '')
    }
  }
} catch (error) {
  console.warn('无法读取 .env 文件，使用默认版本号:', error.message)
}

// 生成版本信息
const versionInfo = {
  version: version,
  type: versionType, // 新增版本类型
  buildTime: new Date().toISOString(),
  timestamp: Date.now(),
}

// 确保 dist 目录存在
const distDir = resolve(__dirname, '../dist')
if (!existsSync(distDir)) {
  mkdirSync(distDir, { recursive: true })
}

// 写入 version.json
const outputPath = resolve(distDir, 'version.json')
writeFileSync(outputPath, JSON.stringify(versionInfo, null, 2))

console.log(
  `✅ 版本文件已生成: ${versionInfo.version}-${versionInfo.type} (${versionInfo.buildTime})`
)