Library MVP (#1787)

Co-authored-by: dwelle <luzar.david@gmail.com>

src/actions/actionAddToLibrary.ts

@@ -0,0 +1,23 @@
+import { register } from "./register";
+import { getSelectedElements } from "../scene";
+import { getNonDeletedElements } from "../element";
+import { deepCopyElement } from "../element/newElement";
+import { loadLibrary, saveLibrary } from "../data/localStorage";
+
+export const actionAddToLibrary = register({
+  name: "addToLibrary",
+  perform: (elements, appState) => {
+    const selectedElements = getSelectedElements(
+      getNonDeletedElements(elements),
+      appState,
+    );
+
+    loadLibrary().then((items) => {
+      saveLibrary([...items, selectedElements.map(deepCopyElement)]);
+    });
+
+    return false;
+  },
+  contextMenuOrder: 6,
+  contextItemLabel: "labels.addToLibrary",
+});