rich-text-elements-ui/src/services/history.service.ts

import { Injectable } from '@angular/core';
import type { Editor } from '@tiptap/core';

@Injectable()
export class HistoryService {
  /** Undo the last action */
  undo(editor: Editor): void {
    editor.chain().focus().undo().run();
  }

  /** Redo the last undone action */
  redo(editor: Editor): void {
    editor.chain().focus().redo().run();
  }

  /** Check if undo is available */
  canUndo(editor: Editor): boolean {
    return editor.can().undo();
  }

  /** Check if redo is available */
  canRedo(editor: Editor): boolean {
    return editor.can().redo();
  }
}