import { type NetworkName } from "@polymedia/suitcase-core";
/**
 * A radio button menu to select an RPC endpoint and save the choice to local storage.
 */
export declare const RpcRadioSelector: React.FC<{
    network: NetworkName;
    selectedRpc: string;
    supportedRpcs?: string[];
    onSwitch: (newRpc: string) => void;
    className?: string;
}>;
/**
 * Load the RPC URL for the current network from local storage.
 */
export type LoadRpcParams = {
    network: NetworkName;
    supportedRpcs?: string[];
    defaultRpc?: string;
};
export declare function loadRpc({ network, supportedRpcs, defaultRpc, }: LoadRpcParams): string;
export type SwitchRpcParams = {
    network: NetworkName;
    newRpc: string;
    supportedRpcs?: string[];
    defaultRpc?: string;
    onSwitch?: (newRpc: string) => void;
};
/**
 * Change RPCs, update local storage, and optionally trigger a callback.
 */
export declare function switchRpc({ network, newRpc, supportedRpcs, defaultRpc, onSwitch, }: SwitchRpcParams): void;