@drift-labs/sdk
Version:
SDK for Drift Protocol
88 lines (87 loc) • 5.21 kB
TypeScript
/// <reference types="node" />
import { AccountSubscriber, DataAndSlot, DelistedMarketSetting, DriftClientAccountEvents, DriftClientAccountSubscriber, ResubOpts } from './types';
import { PerpMarketAccount, SpotMarketAccount, StateAccount } from '../types';
import { Program } from '@coral-xyz/anchor';
import StrictEventEmitter from 'strict-event-emitter-types';
import { EventEmitter } from 'events';
import { PublicKey } from '@solana/web3.js';
import { Commitment } from 'gill';
import { OracleInfo, OraclePriceData } from '../oracles/types';
import { OracleClientCache } from '../oracles/oracleClientCache';
import { WebSocketProgramAccountsSubscriberV2 } from './webSocketProgramAccountsSubscriberV2';
import { WebSocketAccountSubscriberV2 } from './webSocketAccountSubscriberV2';
export declare class WebSocketDriftClientAccountSubscriberV2 implements DriftClientAccountSubscriber {
isSubscribed: boolean;
program: Program;
commitment?: Commitment;
perpMarketIndexes: number[];
spotMarketIndexes: number[];
oracleInfos: OracleInfo[];
oracleClientCache: OracleClientCache;
resubOpts?: ResubOpts;
shouldFindAllMarketsAndOracles: boolean;
skipInitialData: boolean;
eventEmitter: StrictEventEmitter<EventEmitter, DriftClientAccountEvents>;
stateAccountSubscriber?: WebSocketAccountSubscriberV2<StateAccount>;
perpMarketAllAccountsSubscriber: WebSocketProgramAccountsSubscriberV2<PerpMarketAccount>;
perpMarketAccountLatestData: Map<number, DataAndSlot<PerpMarketAccount>>;
spotMarketAllAccountsSubscriber: WebSocketProgramAccountsSubscriberV2<SpotMarketAccount>;
spotMarketAccountLatestData: Map<number, DataAndSlot<SpotMarketAccount>>;
perpOracleMap: Map<number, PublicKey>;
perpOracleStringMap: Map<number, string>;
spotOracleMap: Map<number, PublicKey>;
spotOracleStringMap: Map<number, string>;
oracleSubscribers: Map<string, AccountSubscriber<OraclePriceData>>;
delistedMarketSetting: DelistedMarketSetting;
initialPerpMarketAccountData: Map<number, PerpMarketAccount>;
initialSpotMarketAccountData: Map<number, SpotMarketAccount>;
initialOraclePriceData: Map<string, OraclePriceData>;
protected isSubscribing: boolean;
protected subscriptionPromise: Promise<boolean>;
protected subscriptionPromiseResolver: (val: boolean) => void;
private rpc;
private rpcSubscriptions;
constructor(program: Program, perpMarketIndexes: number[], spotMarketIndexes: number[], oracleInfos: OracleInfo[], shouldFindAllMarketsAndOracles: boolean, delistedMarketSetting: DelistedMarketSetting, resubOpts?: ResubOpts, commitment?: Commitment, skipInitialData?: boolean);
subscribe(): Promise<boolean>;
chunks: <T>(array: readonly T[], size: number) => T[][];
fetch(): Promise<void>;
/**
* This is a no-op method that always returns true.
* Unlike the previous implementation, we don't need to manually subscribe to individual perp markets
* because we automatically receive updates for all program account changes via a single websocket subscription.
* This means any new perp markets will automatically be included without explicit subscription.
* @param marketIndex The perp market index to add (unused)
* @returns Promise that resolves to true
*/
addPerpMarket(_marketIndex: number): Promise<boolean>;
/**
* This is a no-op method that always returns true.
* Unlike the previous implementation, we don't need to manually subscribe to individual spot markets
* because we automatically receive updates for all program account changes via a single websocket subscription.
* This means any new spot markets will automatically be included without explicit subscription.
* @param marketIndex The spot market index to add (unused)
* @returns Promise that resolves to true
*/
addSpotMarket(_marketIndex: number): Promise<boolean>;
setInitialData(): Promise<void>;
removeInitialData(): void;
subscribeToOracles(): Promise<boolean>;
subscribeToOracle(oracleInfo: OracleInfo): Promise<boolean>;
unsubscribeFromMarketAccounts(): Promise<void>;
unsubscribeFromSpotMarketAccounts(): Promise<void>;
unsubscribeFromOracles(): Promise<void>;
unsubscribe(): Promise<void>;
addOracle(oracleInfo: OracleInfo): Promise<boolean>;
setPerpOracleMap(): Promise<void>;
setSpotOracleMap(): Promise<void>;
handleDelistedMarketOracles(): Promise<void>;
assertIsSubscribed(): void;
getStateAccountAndSlot(): DataAndSlot<StateAccount>;
getMarketAccountAndSlot(marketIndex: number): DataAndSlot<PerpMarketAccount> | undefined;
getMarketAccountsAndSlots(): DataAndSlot<PerpMarketAccount>[];
getSpotMarketAccountAndSlot(marketIndex: number): DataAndSlot<SpotMarketAccount> | undefined;
getSpotMarketAccountsAndSlots(): DataAndSlot<SpotMarketAccount>[];
getOraclePriceDataAndSlot(oracleId: string): DataAndSlot<OraclePriceData> | undefined;
getOraclePriceDataAndSlotForPerpMarket(marketIndex: number): DataAndSlot<OraclePriceData> | undefined;
getOraclePriceDataAndSlotForSpotMarket(marketIndex: number): DataAndSlot<OraclePriceData> | undefined;
}