import type { Network, NetworkConfig } from '@saberhq/solana-contrib';
import type { Commitment } from '@solana/web3.js';
import { Connection } from '@solana/web3.js';
import type { StorageAdapter } from '../storage';
export declare type PartialNetworkConfigMap = {
    [N in Network]?: Partial<NetworkConfig>;
};
export interface ConnectionContext {
    connection: Connection;
    sendConnection: Connection;
    network: Network;
    setNetwork: (val: Network) => void | Promise<void>;
    endpoint: string;
    setEndpoints: (endpoints: Omit<NetworkConfig, 'name'>) => void | Promise<void>;
}
export interface ConnectionArgs {
    defaultNetwork?: Network;
    networkConfigs?: PartialNetworkConfigMap;
    commitment?: Commitment;
    storageAdapter: StorageAdapter;
}
/**
 * Handles the connection to the Solana nodes.
 * @returns
 */
export declare const useConnectionInternal: ({ defaultNetwork, networkConfigs, commitment, storageAdapter, }: ConnectionArgs) => ConnectionContext;