From 76f294c1caf377416dc396a7605758c9b4a8a5bb Mon Sep 17 00:00:00 2001
From: fdp <1286779656@qq.com>
Date: Sat, 11 Oct 2025 17:01:03 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E9=80=80=E5=87=BA=E5=AF=BC?=
 =?UTF-8?q?=E8=88=AA=E5=A5=94=E6=BA=83=E9=97=AE=E9=A2=98?=
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---
 .../ios/Classes/AmapViewController.swift      | 49 ++++++++++++++-----
 1 file changed, 38 insertions(+), 11 deletions(-)

diff --git a/local_plugins/amap_service/ios/Classes/AmapViewController.swift b/local_plugins/amap_service/ios/Classes/AmapViewController.swift
index c6bda6a36..c421818bf 100644
--- a/local_plugins/amap_service/ios/Classes/AmapViewController.swift
+++ b/local_plugins/amap_service/ios/Classes/AmapViewController.swift
@@ -56,9 +56,15 @@ class AmapViewController: UIViewController {
         cleanupResources()
     }
     
+    /**
+     * 清理资源，包括移除通知观察者
+     */
     private func cleanupResources() {
         print("开始清理导航资源")
         
+        // 移除通知观察者，防止内存泄漏
+        NotificationCenter.default.removeObserver(self, name: NSNotification.Name("ExitNavigation"), object: nil)
+        
         // 停止语音合成
         speechSynthesizer.stopSpeaking(at: .immediate)
         
@@ -144,21 +150,36 @@ class AmapViewController: UIViewController {
         print("导航------------------  startNavigation_4")
     }
     
+    /**
+     * 退出导航并清理资源
+     * 添加了nil检查以防止崩溃
+     */
     @objc private func exitNavigation() {
         print("导航------------------  退出导航，清理资源")
+        
+        // 安全检查：确保driveManager存在再进行操作
+        guard let manager = driveManager else {
+            print("⚠️ driveManager已为nil，跳过导航清理")
+            return
+        }
+        
         // 停止导航
-        driveManager.stopNavi()
-        driveManager.removeDataRepresentative(driveView)
-        driveManager.delegate = nil
+        manager.stopNavi()
         
-        // 移除导航视图
-        driveView.delegate = nil
-        driveView.removeFromSuperview()
-        driveView = nil
+        // 安全检查：确保driveView存在再进行操作
+        if let view = driveView {
+            manager.removeDataRepresentative(view)
+            view.delegate = nil
+            view.removeFromSuperview()
+        } else {
+            print("⚠️ driveView已为nil，跳过视图清理")
+        }
         
-        // 销毁导航管理器
+        // 清理管理器
+        manager.delegate = nil
         driveManager = nil
-        
+        driveView = nil
+
         // 关闭当前页面 - 修复：使用正确的退出方式
         if let navigationController = navigationController {
             // 如果是在导航控制器中，使用 pop
@@ -168,13 +189,19 @@ class AmapViewController: UIViewController {
             dismiss(animated: true, completion: nil)
         }
     }
+    
+    /**
+     * 添加通知监听器
+     * 使用弱引用避免循环引用和对象销毁后的调用
+     */
     private func addNSNotification(){
         NotificationCenter.default.addObserver(
             forName: NSNotification.Name("ExitNavigation"),
             object: nil,
             queue: .main
-        ) { _ in
-            self.exitNavigation()
+        ) { [weak self] _ in
+            // 使用弱引用避免在对象销毁后调用方法
+            self?.exitNavigation()
         }
     }
 }