refactor(editor): 优化布局管理和行为树文件处理

packages/editor-app/src/services/BehaviorTreeFileService.ts

@@ -0,0 +1,60 @@
+import { invoke } from '@tauri-apps/api/core';
+import { createLogger } from '@esengine/ecs-framework';
+import { useBehaviorTreeStore } from '../stores/behaviorTreeStore';
+
+const logger = createLogger('BehaviorTreeFileService');
+
+export interface FileLoadResult {
+    success: boolean;
+    fileName?: string;
+    error?: string;
+}
+
+export class BehaviorTreeFileService {
+    private loadingFiles = new Set<string>();
+
+    async loadFile(filePath: string): Promise<FileLoadResult> {
+        try {
+            if (!filePath.endsWith('.btree')) {
+                return {
+                    success: false,
+                    error: '无效的文件类型'
+                };
+            }
+
+            // 防止重复加载同一个文件（保底机制，通常不应该被触发）
+            if (this.loadingFiles.has(filePath)) {
+                logger.debug('文件正在加载中，跳过重复请求:', filePath);
+                return { success: false, error: '文件正在加载中' };
+            }
+
+            this.loadingFiles.add(filePath);
+
+            try {
+                logger.info('加载行为树文件:', filePath);
+                const json = await invoke<string>('read_behavior_tree_file', { filePath });
+
+                const store = useBehaviorTreeStore.getState();
+                store.importFromJSON(json);
+
+                const fileName = filePath.split(/[\\/]/).pop()?.replace('.btree', '') || '未命名';
+                logger.info('行为树已加载:', fileName);
+
+                return {
+                    success: true,
+                    fileName
+                };
+            } finally {
+                this.loadingFiles.delete(filePath);
+            }
+        } catch (error) {
+            logger.error('加载行为树失败', error);
+            return {
+                success: false,
+                error: error instanceof Error ? error.message : String(error)
+            };
+        }
+    }
+}
+
+export const behaviorTreeFileService = new BehaviorTreeFileService();