From a415b53549541adaf6a8b7a0ee71d0549aac8b67 Mon Sep 17 00:00:00 2001
From: Luk <wameup@outlook.com>
Date: Wed, 21 Jan 2026 13:36:42 +0800
Subject: [PATCH] u

---
 prod_or_dev.js | 52 +++++++++++++++++++++++++++++++-------------------
 1 file changed, 32 insertions(+), 20 deletions(-)

diff --git a/prod_or_dev.js b/prod_or_dev.js
index 1636a5d..6a2a633 100644
--- a/prod_or_dev.js
+++ b/prod_or_dev.js
@@ -1,24 +1,36 @@
 // 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')
 
-https
-  .get('https://api.ipify.org', (res) => {
-    // `curl -s https://ifconfig.me` returns the IP address only, but open the url in browser or with nodejs http module returns the HTML content
-    // `https://api.ipify.org` returns the IP address only with curl, browser or nodejs. But it seems it doesn't work in China.
-    let data = ''
-    res.on('data', (chunk) => (data += chunk))
-    res.on('end', () => {
-      const ip = data.trim().split(/\s+/)[0]
-      // console.log('public ip:', ip)
-      if (ip.endsWith('.172')) {
-        console.log('production')
-      } else if (ip.endsWith('.60')) {
-        console.log('development')
-      } else {
-        console.log('development')
-      }
-    })
-  })
-  .on('error', (err) => {
-    console.error('Request failed:', err)
+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
+}