import { Buffer } from "node:buffer";
import type { ClientWithCoreApi } from "@mysten/sui/client";
import type { Transaction } from "@mysten/sui/transactions";
import type { HexString } from "@pythnetwork/hermes-client";
type NestedTransactionResult = {
    $kind: "NestedResult";
    NestedResult: [number, number];
};
export type ObjectId = string;
/**
 * Any `@mysten/sui` v2 client exposes the unified `.core` API — this includes
 * both `SuiJsonRpcClient` (`@mysten/sui/jsonRpc`) and the experimental
 * `SuiGrpcClient` (`@mysten/sui/grpc`). `SuiPythClient` reads exclusively through
 * `.core` so it works transport-agnostically with either one.
 */
export type SuiPythClientProvider = ClientWithCoreApi;
/**
 * The `.core` JSON view represents a nested Move struct as `{ type, fields }`
 * over JSON-RPC but flattens it to a plain field map over gRPC. Return the inner
 * field map for either shape so callers can read fields transport-agnostically.
 */
export declare function getStructFields(value: unknown): Record<string, unknown>;
export declare class SuiPythClient {
    provider: SuiPythClientProvider;
    pythStateId: ObjectId;
    wormholeStateId: ObjectId;
    private pythPackageId;
    private wormholePackageId;
    private priceTableInfo;
    private priceFeedObjectIdCache;
    private baseUpdateFee;
    constructor(provider: SuiPythClientProvider, pythStateId: ObjectId, wormholeStateId: ObjectId);
    getBaseUpdateFee(): Promise<number>;
    /**
     * getPackageId returns the latest package id that the object belongs to. Use this to
     * fetch the latest package id for a given object id and handle package upgrades automatically.
     * @param objectId - the object id
     * @returns package id
     */
    getPackageId(objectId: ObjectId): Promise<ObjectId>;
    /**
     * Adds the commands for calling wormhole and verifying the vaas and returns the verified vaas.
     * @param vaas - array of vaas to verify
     * @param tx - transaction block to add commands to
     */
    verifyVaas(vaas: Buffer[], tx: Transaction): Promise<({
        NestedResult: [number, number];
        $kind: "NestedResult";
    } | undefined)[]>;
    verifyVaasAndGetHotPotato(tx: Transaction, updates: Buffer[], packageId: string): Promise<NestedTransactionResult>;
    executePriceFeedUpdates(tx: Transaction, packageId: string, feedIds: HexString[], priceUpdatesHotPotato: any, coins: NestedTransactionResult[]): Promise<string[]>;
    /**
     * Adds the necessary commands for updating the pyth price feeds to the transaction block.
     * @param tx - transaction block to add commands to
     * @param updates - array of price feed updates received from the price service
     * @param feedIds - array of feed ids to update (in hex format)
     */
    updatePriceFeeds(tx: Transaction, updates: Buffer[], feedIds: HexString[]): Promise<ObjectId[]>;
    /**
     * Updates price feeds using the coin input for payment. Coins can be generated by calling splitCoin on tx.gas.
     * @param tx - transaction block to add commands to
     * @param updates - array of price feed updates received from the price service
     * @param feedIds - array of feed ids to update (in hex format)
     * @param coins - array of Coins for payment of update operations
     */
    updatePriceFeedsWithCoins(tx: Transaction, updates: Buffer[], feedIds: HexString[], coins: NestedTransactionResult[]): Promise<ObjectId[]>;
    createPriceFeed(tx: Transaction, updates: Buffer[]): Promise<void>;
    /**
     * Get the packageId for the wormhole package if not already cached
     */
    getWormholePackageId(): Promise<string>;
    /**
     * Get the packageId for the pyth package if not already cached
     */
    getPythPackageId(): Promise<string>;
    /**
     * Get the priceFeedObjectId for a given feedId if not already cached
     * @param feedId - the feed id
     */
    getPriceFeedObjectId(feedId: HexString): Promise<ObjectId | undefined>;
    /**
     * Fetches the price table object id for the current state id if not cached
     * @returns price table object id
     */
    getPriceTableInfo(): Promise<{
        id: ObjectId;
        fieldType: ObjectId;
    }>;
    /**
     * Obtains the vaa bytes embedded in an accumulator message.
     * @param accumulatorMessage - the accumulator price update message
     * @returns vaa bytes as a uint8 array
     */
    extractVaaBytesFromAccumulatorMessage(accumulatorMessage: Buffer): Buffer;
}
export {};