Refactor/clean architecture phase1 (#215)

* refactor(editor): 建立Clean Architecture领域模型层

* refactor(editor): 实现应用层架构 - 命令模式、用例和状态管理

* refactor(editor): 实现展示层核心Hooks

* refactor(editor): 实现基础设施层和展示层组件

* refactor(editor): 迁移画布和连接渲染到 Clean Architecture 组件

* feat(editor): 集成应用层架构和命令模式，实现撤销/重做功能

* refactor(editor): UI组件拆分

* refactor(editor): 提取快速创建菜单逻辑

* refactor(editor): 重构BehaviorTreeEditor，提取组件和Hook

* refactor(editor): 提取端口连接和键盘事件Hook

* refactor(editor): 提取拖放处理Hook

* refactor(editor): 提取画布交互Hook和工具函数

* refactor(editor): 完成核心重构

* fix(editor): 修复节点无法创建和连接

* refactor(behavior-tree,editor): 重构节点子节点约束系统，实现元数据驱动的架构

packages/editor-app/src/application/use-cases/DeleteNodeUseCase.ts

@@ -0,0 +1,77 @@
+import { CommandManager } from '../commands/CommandManager';
+import { DeleteNodeCommand } from '../commands/tree/DeleteNodeCommand';
+import { RemoveConnectionCommand } from '../commands/tree/RemoveConnectionCommand';
+import { ITreeState } from '../commands/ITreeState';
+import { ICommand } from '../commands/ICommand';
+
+/**
+ * 删除节点用例
+ * 删除节点时会自动删除相关连接
+ */
+export class DeleteNodeUseCase {
+    constructor(
+        private readonly commandManager: CommandManager,
+        private readonly treeState: ITreeState
+    ) {}
+
+    /**
+     * 删除单个节点
+     */
+    execute(nodeId: string): void {
+        const tree = this.treeState.getTree();
+
+        const relatedConnections = tree.connections.filter(
+            (conn) => conn.from === nodeId || conn.to === nodeId
+        );
+
+        const commands: ICommand[] = [];
+
+        relatedConnections.forEach((conn) => {
+            commands.push(
+                new RemoveConnectionCommand(
+                    this.treeState,
+                    conn.from,
+                    conn.to,
+                    conn.fromProperty,
+                    conn.toProperty
+                )
+            );
+        });
+
+        commands.push(new DeleteNodeCommand(this.treeState, nodeId));
+
+        this.commandManager.executeBatch(commands);
+    }
+
+    /**
+     * 批量删除节点
+     */
+    executeBatch(nodeIds: string[]): void {
+        const tree = this.treeState.getTree();
+        const commands: ICommand[] = [];
+
+        const nodeIdSet = new Set(nodeIds);
+
+        const relatedConnections = tree.connections.filter(
+            (conn) => nodeIdSet.has(conn.from) || nodeIdSet.has(conn.to)
+        );
+
+        relatedConnections.forEach((conn) => {
+            commands.push(
+                new RemoveConnectionCommand(
+                    this.treeState,
+                    conn.from,
+                    conn.to,
+                    conn.fromProperty,
+                    conn.toProperty
+                )
+            );
+        });
+
+        nodeIds.forEach((nodeId) => {
+            commands.push(new DeleteNodeCommand(this.treeState, nodeId));
+        });
+
+        this.commandManager.executeBatch(commands);
+    }
+}