调整暂存帮助部分结构 & 简化获取当前用户IP代码

src/actions/ip.ts

@@ -3,30 +3,15 @@
 import {headers} from 'next/headers'
 
 export async function getClientIp(): Promise<{ip?: string, error?: string}> {
+  const header = await headers()
   try {
-    // 1. 从headers获取
-    const headersList = await headers()
-
-    // 尝试常见header
-    const forwardedFor = headersList.get('x-forwarded-for')
+    const forwardedFor = header.get('x-forwarded-for')
     if (forwardedFor) {
       const ip = forwardedFor.split(',')[0].trim()
       if (ip) return {ip}
     }
-
-    const realIp = headersList.get('x-real-ip')
+    const realIp = header.get('x-real-ip')
     if (realIp) return {ip: realIp}
-
-    // 回退到ipify
-    const response = await fetch('https://api.ipify.org?format=json', {
-      cache: 'no-store',
-    })
-
-    if (response.ok) {
-      const data = await response.json()
-      return {ip: data.ip}
-    }
-
     return {error: '无法获取IP'}
   }
   catch (error) {