From 836eac27a957305985a55eab990c2a226d53d479 Mon Sep 17 00:00:00 2001
From: Antkites <mayizhuifengzheng@gmail.com>
Date: Sun, 5 Jan 2025 18:54:33 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20API=20=E5=85=BC=E5=AE=B9=E6=80=A7?=
 =?UTF-8?q?=E9=97=AE=E9=A2=98?=
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---
 .../nrfr/manager/CarrierConfigManager.kt      | 22 +++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/com/github/nrfr/manager/CarrierConfigManager.kt b/app/src/main/java/com/github/nrfr/manager/CarrierConfigManager.kt
index abc33b3..ff7a020 100644
--- a/app/src/main/java/com/github/nrfr/manager/CarrierConfigManager.kt
+++ b/app/src/main/java/com/github/nrfr/manager/CarrierConfigManager.kt
@@ -1,6 +1,7 @@
 package com.github.nrfr.manager
 
 import android.content.Context
+import android.os.Build
 import android.os.PersistableBundle
 import android.telephony.CarrierConfigManager
 import android.telephony.SubscriptionManager
@@ -63,7 +64,24 @@ object CarrierConfigManager {
     private fun getCarrierNameBySubId(context: Context, subId: Int): String {
         val telephonyManager = context.getSystemService(Context.TELEPHONY_SERVICE) as? TelephonyManager
             ?: return ""
-        return telephonyManager.getNetworkOperatorName(subId)
+
+        return try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                // Android 10 及以上使用新 API
+                telephonyManager.getNetworkOperatorName(subId)
+            } else {
+                // Android 8-9 使用反射获取运营商名称
+                val createForSubscriptionId = TelephonyManager::class.java.getMethod(
+                    "createForSubscriptionId",
+                    Int::class.javaPrimitiveType
+                )
+                val subTelephonyManager = createForSubscriptionId.invoke(telephonyManager, subId) as TelephonyManager
+                subTelephonyManager.networkOperatorName
+            }
+        } catch (e: Exception) {
+            // 如果获取失败，回退到默认的 TelephonyManager
+            telephonyManager.networkOperatorName
+        }
     }
 
     fun setCarrierConfig(subId: Int, countryCode: String?, carrierName: String? = null) {
@@ -101,4 +119,4 @@ object CarrierConfigManager {
         )
         carrierConfigLoader.overrideConfig(subId, bundle, true)
     }
-} 
\ No newline at end of file
+}