/**
 * Shared node ID generation and config defaults utilities.
 * Used by both the visual editor and the workflow adapter to ensure
 * consistent behavior across all code paths.
 */
import type { ConfigSchema } from '../types/index.js';
/**
 * Minimal node shape required for ID generation.
 * Both WorkflowNode and StandardNode satisfy this interface.
 */
interface NodeWithMetadata {
    id: string;
    data?: {
        metadata?: {
            id?: string;
        };
    };
}
/**
 * Generate a unique node ID based on node type and existing nodes.
 * Format: <node_type>.<number>
 * Example: boolean_gateway.1, calculator.2
 */
export declare function generateNodeId(nodeTypeId: string, existingNodes: NodeWithMetadata[]): string;
/**
 * Extract default config values from a node's configSchema.
 * Iterates configSchema.properties and returns an object with each property's
 * default value (if defined).
 */
export declare function extractConfigDefaults(configSchema?: ConfigSchema): Record<string, unknown>;
export {};