tardis-dev
Version:
Convenient access to tick-level historical and real-time cryptocurrency market data via Node.js
67 lines • 1.84 kB
TypeScript
import { BookChange, Trade } from '../types';
import { Mapper } from './mapper';
export declare class BlockchainComTradesMapper implements Mapper<'blockchain-com', Trade> {
canHandle(message: BlockchainComTradeMessage): boolean;
getFilters(symbols?: string[]): {
readonly channel: "trades";
readonly symbols: string[] | undefined;
}[];
map(message: BlockchainComTradeMessage, localTimestamp: Date): IterableIterator<Trade>;
}
export declare class BlockchainComBookChangeMapper implements Mapper<'blockchain-com', BookChange> {
canHandle(message: BlockchainComL2Message): boolean;
getFilters(symbols?: string[]): {
channel: string;
symbols: string[] | undefined;
}[];
map(message: BlockchainComL2Message, localTimestamp: Date): IterableIterator<BookChange>;
protected mapBookLevel(level: {
px: number;
qty: number;
}): {
price: number;
amount: number;
};
}
type BlockchainComTradeMessage = {
seqnum: 408403;
event: 'updated';
channel: 'trades';
symbol: 'ETH-USDT';
timestamp: '2023-02-23T03:02:11.503718Z';
side: 'sell';
qty: 0.60192856;
price: 1677.94;
trade_id: '844558083396024';
};
type BlockchainComL2Message = {
seqnum: 482554;
event: 'updated';
channel: 'l2';
symbol: 'DOT-GBP';
bids: [{
num: 1;
px: 6.08;
qty: 137.77377093;
}];
asks: [];
timestamp: '2023-02-23T03:02:11.535015Z';
} | {
seqnum: 269087;
event: 'snapshot';
channel: 'l2';
symbol: 'BTC-USD';
bids: [{
num: 1;
px: 1.8;
qty: 7.45715496;
}];
asks: [{
num: 1;
px: 24187.8;
qty: 0.04175659;
}];
timestamp: '2023-02-23T00:00:00.127804Z';
};
export {};
//# sourceMappingURL=blockchaincom.d.ts.map