import { Node, Port } from '../../types/core';
import { NodeDefinition, PortDefinition } from '../../types/NodeDefinition';
/**
 * Port override configuration for node-specific customizations
 */
export type PortOverride = {
    /** References port from definition */
    portId: string;
    /** Override max connections */
    maxConnections?: number | "unlimited";
    /** Override allowed node types */
    allowedNodeTypes?: string[];
    /** Override allowed port types */
    allowedPortTypes?: string[];
    /** Disable this port */
    disabled?: boolean;
};
/**
 * Extended Node interface with port overrides
 */
export type NodeWithPortOverrides = {
    /** Optional port-specific overrides */
    portOverrides?: PortOverride[];
} & Omit<Node, "ports">;
/**
 * Infer default port definitions when ports are not explicitly defined
 * Rules:
 * - input ports are positioned on the left
 * - output ports are positioned on the right
 * - ports are centered vertically
 */
export declare function inferDefaultPortDefinitions(_node: Node): PortDefinition[];
/**
 * Derive ports from node definition, applying any node-specific overrides.
 * This is the main entry point for port derivation.
 *
 * If no ports are defined in the definition, infers default ports based on:
 * - input ports positioned on the left
 * - output ports positioned on the right
 * - vertically centered
 */
export declare function deriveNodePorts(node: Node, definition: NodeDefinition): Port[];