/**
 * @license
 * Copyright 2024 Nuraly, Laabidi Aymen
 * SPDX-License-Identifier: MIT
 */
import { ReactiveControllerHost } from 'lit';
import { BaseCanvasController } from './base.controller.js';
import { CanvasHost } from '../interfaces/index.js';
import type { WorkflowNode, WorkflowEdge, Position, UndoProvider } from '../workflow-canvas.types.js';
/**
 * Controller for undo/redo operations.
 * Delegates all undo/redo logic to an externally-provided UndoProvider
 * so the UI library never imports from the redux store.
 */
export declare class UndoController extends BaseCanvasController {
    private _undoProvider;
    constructor(host: CanvasHost & ReactiveControllerHost);
    /**
     * Set the undo provider (injected by the host)
     */
    set undoProvider(provider: UndoProvider | null);
    get undoProvider(): UndoProvider | null;
    /**
     * Get the current workflow ID
     */
    private getWorkflowId;
    /**
     * Execute undo
     */
    performUndo(): boolean;
    /**
     * Execute redo
     */
    performRedo(): boolean;
    /**
     * Check if undo is available
     */
    canUndo(): boolean;
    /**
     * Check if redo is available
     */
    canRedo(): boolean;
    /**
     * Get undo tooltip text
     */
    getUndoTooltip(): string;
    /**
     * Get redo tooltip text
     */
    getRedoTooltip(): string;
    /**
     * Record that a node was added
     */
    recordNodeAdded(node: WorkflowNode): void;
    /**
     * Record that a node was deleted
     */
    recordNodeDeleted(node: WorkflowNode, connectedEdges: WorkflowEdge[]): void;
    /**
     * Record that nodes were moved
     */
    recordNodesMoved(moves: Array<{
        nodeId: string;
        oldPosition: Position;
        newPosition: Position;
    }>): void;
    /**
     * Record that a node's configuration was updated
     */
    recordNodeConfigUpdated(nodeId: string, changes: Partial<WorkflowNode>, previousState: Partial<WorkflowNode>): void;
    /**
     * Record that an edge was added
     */
    recordEdgeAdded(edge: WorkflowEdge): void;
    /**
     * Record that an edge was deleted
     */
    recordEdgeDeleted(edge: WorkflowEdge): void;
    /**
     * Record a bulk delete operation
     */
    recordBulkDeleted(nodes: WorkflowNode[], edges: WorkflowEdge[]): void;
    /**
     * Record that nodes were pasted
     */
    recordNodesPasted(nodes: WorkflowNode[], edges: WorkflowEdge[]): void;
    /**
     * Record that nodes were duplicated
     */
    recordNodesDuplicated(nodes: WorkflowNode[], edges: WorkflowEdge[]): void;
    /**
     * Flush any pending operations (call before undo)
     */
    flushPending(): void;
    /**
     * Clear undo history for the current workflow
     */
    clearHistory(): void;
}
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