import { AIEngine } from '../../ai/ai-engine';
import { ExecutionStream } from '../../streaming/execution-stream';
import { ActionPlan, PageState, TaskResult } from '../../types';
import { ExecutionLogger } from '../../utils/execution-logger';
import { ActionPlanner } from '../planning/action-planner';
/**
 * Handles navigation-aware task execution and planning
 */
export declare class NavigationHandler {
    private actionPlanner;
    private aiEngine;
    private promptTemplate;
    constructor(actionPlanner: ActionPlanner, aiEngine: AIEngine);
    /**
     * Use AI to intelligently detect if instruction requires navigation
     */
    instructionContainsNavigation(instruction: string): Promise<boolean>;
    /**
     * Enhanced fallback navigation detection using intelligent pattern analysis
     * Only triggers when AI detection fails or gives unclear responses
     */
    private fallbackNavigationDetection;
    /**
     * Execute task with navigation-aware planning
     */
    executeNavigationAwareTask(instruction: string, logger: ExecutionLogger, executionStream: ExecutionStream, initialPageState: PageState, executeActionPlan: (plan: ActionPlan, logger?: ExecutionLogger) => Promise<TaskResult>, captureState: () => Promise<PageState>): Promise<TaskResult>;
    /**
     * Extract the remaining instruction after navigation
     */
    private extractRemainingInstruction;
}