feat(integration): 添加 AppLovin SDK 集成管理功能

- 实现 AppLovinIntegrationManagerUtils 版本比较工具类
- 添加 AppLovinPackageManager 处理 UPM 和 Assets 包管理
- 实现 AppLovinPluginMigrationHelper 插件迁移辅助功能
- 添加 AppLovinUpmManifest 管理 UPM 清单文件操作
- 支持 mediation adapter 的版本检测和安装管理
- 实现重复适配器检测和删除功能

sdk-intergration/Assets/MaxSdk/Scripts/IntegrationManager/Editor/AppLovinPreProcessiOS.cs

@@ -8,6 +8,7 @@
 
 #if UNITY_IOS
 
+using System.Xml.Linq;
 using UnityEditor.Build;
 using UnityEditor.Build.Reporting;
 
@@ -20,28 +21,77 @@ namespace AppLovinMax.Scripts.IntegrationManager.Editor
             AddGoogleCmpDependencyIfNeeded();
         }
 
-        private const string UmpLegacyDependencyLine = "<iosPod name=\"GoogleUserMessagingPlatform\" version=\"2.1.0\" />";
-        private const string UmpDependencyLine = "<iosPod name=\"GoogleUserMessagingPlatform\" version=\"~&gt; 2.1\" />";
-        private const string IosPodsContainerElementString = "iosPods";
+        private const string ElementNameIosPods = "iosPods";
+        private const string ElementNameIosPod = "iosPod";
+        private const string AttributeNameName = "name";
+        private const string AttributeNameVersion = "version";
+        private const string UmpDependencyPod = "GoogleUserMessagingPlatform";
+        private const string UmpDependencyVersion = "~> 2.1";
 
         private static void AddGoogleCmpDependencyIfNeeded()
         {
-            // Remove the legacy fixed UMP version if it exists, we'll add the dependency with a dynamic version below.
-            TryRemoveStringFromDependencyFile(UmpLegacyDependencyLine, IosPodsContainerElementString);
-
             if (AppLovinInternalSettings.Instance.ConsentFlowEnabled)
             {
-                TryAddStringToDependencyFile(UmpDependencyLine, IosPodsContainerElementString);
+                var umpDependency = new XElement(ElementNameIosPod,
+                    new XAttribute(AttributeNameName, UmpDependencyPod),
+                    new XAttribute(AttributeNameVersion, UmpDependencyVersion));
+                var success = AddOrUpdateIosDependency(UmpDependencyPod, umpDependency);
+                if (!success)
+                {
+                    MaxSdkLogger.UserWarning("Google CMP will not function. Unable to add GoogleUserMessagingPlatform dependency.");
+                }
             }
             else
             {
-                TryRemoveStringFromDependencyFile(UmpDependencyLine, IosPodsContainerElementString);
+                RemoveIosDependency(UmpDependencyPod);
             }
         }
 
+        /// <summary>
+        /// Adds or updates an iOS pod in the AppLovin Dependencies.xml file.
+        /// </summary>
+        /// <param name="pod">The pod that we are trying to update</param>
+        /// <param name="newDependency">The new dependency to add if it doesn't exist</param>
+        /// <returns>Returns true if the file was successfully edited</returns>
+        private static bool AddOrUpdateIosDependency(string pod, XElement newDependency)
+        {
+            var dependenciesFilePath = AppLovinDependenciesFilePath;
+            var dependenciesDocument = GetAppLovinDependenciesFile(dependenciesFilePath, AppLovinIntegrationManager.IsPluginInPackageManager);
+            if (dependenciesDocument == null) return false;
+
+            AddOrUpdateDependency(dependenciesDocument,
+                ElementNameIosPods,
+                ElementNameIosPod,
+                AttributeNameName,
+                pod,
+                newDependency);
+            return SaveDependenciesFile(dependenciesDocument, dependenciesFilePath);
+        }
+
+        /// <summary>
+        /// Removed an iOS pod from the AppLovin Dependencies.xml file.
+        /// </summary>
+        /// <param name="pod">The pod to remove</param>
+        private static void RemoveIosDependency(string pod)
+        {
+            var dependenciesFilePath = AppLovinDependenciesFilePath;
+            var dependenciesDocument = GetAppLovinDependenciesFile(dependenciesFilePath);
+            if (dependenciesDocument == null) return;
+
+            var removed = RemoveDependency(dependenciesDocument,
+                ElementNameIosPods,
+                ElementNameIosPod,
+                AttributeNameName,
+                pod);
+
+            if (!removed) return;
+
+            SaveDependenciesFile(dependenciesDocument, dependenciesFilePath);
+        }
+
         public int callbackOrder
         {
-            get { return int.MaxValue; }
+            get { return CallbackOrder; }
         }
     }
 }