import { Node, NodeId, Port, PortId, Position } from '../../../types/core';
import { ConnectablePortsResult } from './connectableTypes';
export type ConnectionCandidateSearchParams = {
    pointerCanvasPosition: Position;
    connectablePorts: ConnectablePortsResult;
    nodes: Record<NodeId, Node>;
    getNodePorts: (nodeId: NodeId) => Port[];
    getConnectionPoint: (nodeId: NodeId, portId: PortId) => Position | null;
    excludePort?: {
        nodeId: NodeId;
        portId: PortId;
    };
    snapDistance?: number;
};
/**
 * Resolve the nearest connectable port to the provided pointer position.
 * Returns null when no candidate is within the snap distance or port data is unavailable.
 */
export declare function findNearestConnectablePort({ pointerCanvasPosition, connectablePorts, nodes, getNodePorts, getConnectionPoint, excludePort, snapDistance, }: ConnectionCandidateSearchParams): Port | null;