♻️ Refactor some code

frontend/src/views/editor/keymap/manager.ts

@@ -0,0 +1,85 @@
+import {keymap} from '@codemirror/view';
+import {Extension, Compartment} from '@codemirror/state';
+import {KeyBinding as KeyBindingConfig, ExtensionID} from '@/../bindings/voidraft/internal/models/models';
+import {KeyBinding, KeymapResult} from './types';
+import {getCommandHandler, isCommandRegistered} from './commands';
+
+/**
+ * 快捷键管理器
+ * 负责将后端配置转换为CodeMirror快捷键扩展
+ */
+export class Manager {
+    private static compartment = new Compartment();
+    
+    /**
+     * 将后端快捷键配置转换为CodeMirror快捷键绑定
+     * @param keyBindings 后端快捷键配置列表
+     * @param enabledExtensions 启用的扩展ID列表，如果不提供则使用所有启用的快捷键
+     * @returns 转换结果
+     */
+    static convertToKeyBindings(keyBindings: KeyBindingConfig[], enabledExtensions?: ExtensionID[]): KeymapResult {
+        const result: KeyBinding[] = [];
+
+        for (const binding of keyBindings) {
+            // 跳过禁用的快捷键
+            if (!binding.enabled) {
+                continue;
+            }
+
+            // 如果提供了扩展列表，则只处理启用扩展的快捷键
+            if (enabledExtensions && !enabledExtensions.includes(binding.extension)) {
+                continue;
+            }
+
+            // 检查命令是否已注册
+            if (!isCommandRegistered(binding.command)) {
+                continue;
+            }
+
+            // 获取命令处理函数
+            const handler = getCommandHandler(binding.command);
+            if (!handler) {
+                continue;
+            }
+
+            // 转换为CodeMirror快捷键格式
+            const keyBinding: KeyBinding = {
+                key: binding.key,
+                run: handler,
+                preventDefault: true
+            };
+
+            result.push(keyBinding);
+        }
+
+        return {keyBindings: result};
+    }
+
+    /**
+     * 创建CodeMirror快捷键扩展
+     * @param keyBindings 后端快捷键配置列表
+     * @param enabledExtensions 启用的扩展ID列表
+     * @returns CodeMirror扩展
+     */
+    static createKeymapExtension(keyBindings: KeyBindingConfig[], enabledExtensions?: ExtensionID[]): Extension {
+        const {keyBindings: cmKeyBindings} =
+            this.convertToKeyBindings(keyBindings, enabledExtensions);
+
+        return this.compartment.of(keymap.of(cmKeyBindings));
+    }
+
+    /**
+     * 动态更新快捷键扩展
+     * @param view 编辑器视图
+     * @param keyBindings 后端快捷键配置列表
+     * @param enabledExtensions 启用的扩展ID列表
+     */
+    static updateKeymap(view: any, keyBindings: KeyBindingConfig[], enabledExtensions: ExtensionID[]): void {
+        const {keyBindings: cmKeyBindings} =
+            this.convertToKeyBindings(keyBindings, enabledExtensions);
+
+        view.dispatch({
+            effects: this.compartment.reconfigure(keymap.of(cmKeyBindings))
+        });
+    }
+}