@nktkas/hyperliquid
Version:
Hyperliquid API SDK for all major JS runtimes, written in TypeScript.
63 lines • 2.72 kB
JavaScript
import * as v from "valibot";
// ============================================================
// API Schemas
// ============================================================
import { Address } from "../../_schemas.js";
import { SpotClearinghouseStateResponse } from "../../info/_methods/spotClearinghouseState.js";
/** Subscription to spot state events for a specific user. */
export const SpotStateRequest = /* @__PURE__ */ (() => {
return v.pipe(v.object({
/** Type of subscription. */
type: v.pipe(v.literal("spotState"), v.description("Type of subscription.")),
/** User address. */
user: v.pipe(Address, v.description("User address.")),
/** Whether to ignore portfolio margin calculations. */
ignorePortfolioMargin: v.pipe(v.optional(v.boolean(), false), v.description("Whether to ignore portfolio margin calculations.")),
}), v.description("Subscription to spot state events for a specific user."));
})();
/** Event of user spot state. */
export const SpotStateEvent = /* @__PURE__ */ (() => {
return v.pipe(v.object({
/** User address. */
user: v.pipe(Address, v.description("User address.")),
/** Account summary for spot trading. */
spotState: SpotClearinghouseStateResponse,
}), v.description("Event of user spot state."));
})();
/**
* Subscribe to spot state updates for a specific user.
*
* @param config - General configuration for Subscription API subscriptions.
* @param params - Parameters specific to the API subscription.
* @param listener - A callback function to be called when the event is received.
*
* @returns A request-promise that resolves with a {@link WebSocketSubscription} object to manage the subscription lifecycle.
*
* @throws {ValiError} When the request parameters fail validation (before sending).
* @throws {TransportError} When the transport layer throws an error.
*
* @example
* ```ts
* import { WebSocketTransport } from "@nktkas/hyperliquid";
* import { spotState } from "@nktkas/hyperliquid/api/subscription";
*
* const transport = new WebSocketTransport(); // only `WebSocketTransport`
*
* const sub = await spotState(
* { transport },
* { user: "0x..." },
* (data) => console.log(data),
* );
* ```
*
* @see https://hyperliquid.gitbook.io/hyperliquid-docs/for-developers/api/websocket/subscriptions
*/
export function spotState(config, params, listener) {
const payload = v.parse(SpotStateRequest, { type: "spotState", user: params.user });
return config.transport.subscribe(payload.type, payload, (e) => {
if (e.detail.user === payload.user) {
listener(e.detail);
}
});
}
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