import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { EtoroClient } from "../client.js";
import type { PathResolver } from "../utils/path-resolver.js";
import { TtlCache } from "../utils/cache.js";
/** Flatten the nested eToro candle response into a plain array with null volumes defaulted to 0. */
export declare function flattenCandles(result: unknown): unknown[];
/**
 * Fetch instrument metadata for multiple IDs. The eToro API only supports
 * single-ID lookups, so this fans out into individual requests with a small
 * delay between each to stay within rate limits. Results are merged and
 * returned in the standard { instrumentDisplayDatas: [...] } shape.
 * Per-ID results are cached individually for 1 hour.
 */
export declare function fetchInstrumentsBatch(client: EtoroClient, paths: PathResolver, instrumentIds: string, cache: TtlCache<unknown>): Promise<Record<string, unknown>>;
export declare function enrichWithNames(client: EtoroClient, paths: PathResolver, instrumentIds: string, rateData: unknown, cache: TtlCache<unknown>): Promise<unknown>;
export declare function registerMarketDataTools(server: McpServer, client: EtoroClient, paths: PathResolver): void;