import { StdTx } from "@cosmjs/amino";
import { WrappedStdTx } from "../tx";
import { BlockResponse, BroadcastMode, BroadcastTxsResponse, EncodeTxResponse, NodeInfoResponse, SearchTxsResponse, TxsResponse } from "./base";
/** Unfortunately, Cosmos SDK encodes empty arrays as null */
export declare type LcdApiArray<T> = readonly T[] | null;
export declare function normalizeLcdApiArray<T>(backend: LcdApiArray<T>): readonly T[];
declare type LcdExtensionSetup<P> = (base: LcdClient) => P;
export interface LcdClientBaseOptions {
    readonly apiUrl: string;
    readonly broadcastMode?: BroadcastMode;
}
/**
 * A client to the LCD's (light client daemon) API.
 * This light client connects to Tendermint (i.e. the chain), encodes/decodes Amino data for us and provides a convenient JSON interface.
 *
 * This _JSON over HTTP_ API is sometimes referred to as "REST" or "RPC", which are both misleading terms
 * for the same thing.
 *
 * Please note that the client to the LCD can not verify light client proofs. When using this,
 * you need to trust the API provider as well as the network connection between client and API.
 *
 * @see https://cosmos.network/rpc
 */
export declare class LcdClient {
    /** Constructs an LCD client with 0 extensions */
    static withExtensions(options: LcdClientBaseOptions): LcdClient;
    /** Constructs an LCD client with 1 extension */
    static withExtensions<A extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>): LcdClient & A;
    /** Constructs an LCD client with 2 extensions */
    static withExtensions<A extends object, B extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>): LcdClient & A & B;
    /** Constructs an LCD client with 3 extensions */
    static withExtensions<A extends object, B extends object, C extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>): LcdClient & A & B & C;
    /** Constructs an LCD client with 4 extensions */
    static withExtensions<A extends object, B extends object, C extends object, D extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>, setupExtensionD: LcdExtensionSetup<D>): LcdClient & A & B & C & D;
    /** Constructs an LCD client with 5 extensions */
    static withExtensions<A extends object, B extends object, C extends object, D extends object, E extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>, setupExtensionD: LcdExtensionSetup<D>, setupExtensionE: LcdExtensionSetup<E>): LcdClient & A & B & C & D & E;
    /** Constructs an LCD client with 6 extensions */
    static withExtensions<A extends object, B extends object, C extends object, D extends object, E extends object, F extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>, setupExtensionD: LcdExtensionSetup<D>, setupExtensionE: LcdExtensionSetup<E>, setupExtensionF: LcdExtensionSetup<F>): LcdClient & A & B & C & D & E & F;
    /** Constructs an LCD client with 7 extensions */
    static withExtensions<A extends object, B extends object, C extends object, D extends object, E extends object, F extends object, G extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>, setupExtensionD: LcdExtensionSetup<D>, setupExtensionE: LcdExtensionSetup<E>, setupExtensionF: LcdExtensionSetup<F>, setupExtensionG: LcdExtensionSetup<G>): LcdClient & A & B & C & D & E & F & G;
    /** Constructs an LCD client with 8 extensions */
    static withExtensions<A extends object, B extends object, C extends object, D extends object, E extends object, F extends object, G extends object, H extends object>(options: LcdClientBaseOptions, setupExtensionA: LcdExtensionSetup<A>, setupExtensionB: LcdExtensionSetup<B>, setupExtensionC: LcdExtensionSetup<C>, setupExtensionD: LcdExtensionSetup<D>, setupExtensionE: LcdExtensionSetup<E>, setupExtensionF: LcdExtensionSetup<F>, setupExtensionG: LcdExtensionSetup<G>, setupExtensionH: LcdExtensionSetup<H>): LcdClient & A & B & C & D & E & F & G & H;
    private readonly client;
    private readonly broadcastMode;
    /**
     * Creates a new client to interact with a Cosmos SDK light client daemon.
     * This class tries to be a direct mapping onto the API. Some basic decoding and normalizatin is done
     * but things like caching are done at a higher level.
     *
     * When building apps, you should not need to use this class directly. If you do, this indicates a missing feature
     * in higher level components. Feel free to raise an issue in this case.
     *
     * @param apiUrl The URL of a Cosmos SDK light client daemon API (sometimes called REST server or REST API)
     * @param broadcastMode Defines at which point of the transaction processing the broadcastTx method returns
     */
    constructor(apiUrl: string, broadcastMode?: BroadcastMode);
    get(path: string, params?: Record<string, any>): Promise<any>;
    post(path: string, params: any): Promise<any>;
    blocksLatest(): Promise<BlockResponse>;
    blocks(height: number): Promise<BlockResponse>;
    nodeInfo(): Promise<NodeInfoResponse>;
    txById(id: string): Promise<TxsResponse>;
    txsQuery(query: string): Promise<SearchTxsResponse>;
    /** returns the amino-encoding of the transaction performed by the server */
    encodeTx(tx: WrappedStdTx): Promise<EncodeTxResponse>;
    /**
     * Broadcasts a signed transaction to the transaction pool.
     * Depending on the client's broadcast mode, this might or might
     * wait for checkTx or deliverTx to be executed before returning.
     *
     * @param tx a signed transaction as StdTx (i.e. not wrapped in type/value container)
     */
    broadcastTx(tx: StdTx): Promise<BroadcastTxsResponse>;
}
export {};