修复打包脚本调用找不到类

Editor/BuildTool.cs

@@ -1,5 +1,6 @@
 using System;
 using System.IO;
+using System.Linq;
 using System.Reflection;
 using Guru.Editor;
 using UnityEditor;
@@ -249,23 +250,30 @@ public class BuildTool
     {
         PlayerSettings.SplashScreen.show = false;
         PlayerSettings.SplashScreen.showUnityLogo = false;
-        Assembly assembly = Assembly.GetAssembly(typeof(IBuildImp));
-        var types = assembly.GetTypes();
-        foreach (var item in types)
-        {
-            if(item.IsInterface) continue;
-            var interfaces = item.GetInterfaces();
-            foreach (var interfaceType in interfaces)
-            {
-                if (interfaceType == typeof(IBuildImp))
-                {
-                    var instance = Activator.CreateInstance(item) as IBuildImp;
-                    Debug.Log(instance.GetType().Name);
-                    instance.OnGuruSDKBuildPreprocess(targetGroup, buildParam);
-                    break;
-                }
-            }
+        
+        var assembly = AppDomain.CurrentDomain.GetAssemblies()
+            .FirstOrDefault(a => a.GetName().Name == "Assembly-CSharp-Editor");
+        if (assembly == null) {
+            Debug.LogError("Assembly-CSharp-Editor not found.");
+            return;
         }
+
+        // 找到实现了IBuildImp接口的类
+        var type = assembly.GetTypes()
+            .FirstOrDefault(t => t.GetInterfaces().Any(i => i.Name == "IBuildImp"));
+        if (type == null) {
+            Debug.LogError("IBuildImp implementation not found.");
+            return;
+        }
+
+        // 创建实现类的实例
+        var instance = Activator.CreateInstance(type) as IBuildImp;
+        if (instance == null) {
+            Debug.LogError("Failed to create an instance of IBuildImp implementation.");
+            return;
+        }
+
+        instance.OnGuruSDKBuildPreprocess(targetGroup, buildParam);
     }
 
     private static void BuildAndroid(BuildParam buildParam)