init: the first public commit for AFFiNE

libs/utils/src/keyboard.ts

@@ -0,0 +1,20 @@
+import { KeyboardEvent } from 'react';
+
+class KeyboardHelper {
+    public eventHelper: EventHelper;
+
+    constructor() {
+        this.eventHelper = new EventHelper();
+    }
+}
+
+class EventHelper {
+    isSelectAll(event: KeyboardEvent) {
+        if ((event.ctrlKey || event.metaKey) && event.code === 'KeyA') {
+            return true;
+        }
+        return false;
+    }
+}
+
+export const keyboardHelper = new KeyboardHelper();