// 使用Node.js实现Shell脚本逻辑：获取公网IP并检查是否以.172结尾
const https = require('https')

function getEnvByPublicIP () {
  return new Promise((resolve, reject) => {
    https
      .get('https://api.ipify.org', (res) => {
        let data = ''
        res.on('data', (chunk) => (data += chunk))
        res.on('end', () => {
          const ip = data.trim().split(/\s+/)[0]
          let result
          if (ip.endsWith('.172')) {
            result = 'production'
          } else if (ip.endsWith('.60')) {
            result = 'development'
          } else {
            result = 'development'
          }
          resolve(result)
        })
      })
      .on('error', (err) => {
        reject(err)
      })
  })
}

// 如果直接运行此文件，则执行并打印结果；否则导出函数供其他模块使用
if (require.main === module) {
  getEnvByPublicIP()
    .then((env) => console.log(env))
    .catch((err) => console.error('Request failed:', err))
} else {
  module.exports = getEnvByPublicIP
}