/**
 * Verification helper functions for DOM state confirmation
 * Provides utilities to verify element state, detect visible feedback, and infer next actions
 */
import CDP from "chrome-remote-interface";
export interface ElementState {
    exists: boolean;
    tagName?: string;
    value?: string;
    textContent?: string;
    checked?: boolean;
    disabled?: boolean;
    visible?: boolean;
    attributes?: Record<string, string>;
    className?: string;
}
export interface VisibleFeedback {
    type: 'error' | 'warning' | 'success' | 'info';
    text: string;
    selector?: string;
}
/**
 * Read full element state for verification
 * Returns comprehensive state snapshot for before/after comparison
 */
export declare function verifyElementState(session: CDP.Client, selector: string): Promise<ElementState>;
/**
 * Detect visible feedback messages (toasts, errors, validation messages)
 * Scans common selectors for feedback elements
 */
export declare function detectVisibleFeedback(session: CDP.Client): Promise<VisibleFeedback[]>;
/**
 * Infer likely next action based on page context
 * Analyzes page state to suggest what the agent should do next
 */
export declare function inferNextAction(session: CDP.Client, lastAction: string, context?: {
    filledFields?: string[];
    clickedElement?: string;
}): Promise<string | undefined>;