tardis-dev/dist/realtimefeeds/bitget.js

Convenient access to tick-level historical and real-time cryptocurrency market data via Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BitgetFuturesRealTimeFeed = exports.BitgetRealTimeFeed = void 0;
const handy_1 = require("../handy");
const realtimefeed_1 = require("./realtimefeed");
class BitgetRealTimeFeedBase extends realtimefeed_1.RealTimeFeedBase {
    constructor() {
        super(...arguments);
        this.throttleSubscribeMS = 100;
        this.wssURL = 'wss://ws.bitget.com/v2/ws/public';
    }
    mapToSubscribeMessages(filters) {
        const argsInputs = filters.flatMap((filter) => {
            if (!filter.symbols || filter.symbols.length === 0) {
                throw new Error('BitgetRealTimeFeed requires explicitly specified symbols when subscribing to live feed');
            }
            return filter.symbols.map((symbol) => {
                return {
                    instType: this.getInstType(symbol),
                    channel: filter.channel,
                    instId: symbol
                };
            });
        });
        const payload = [...(0, handy_1.batchObjects)(argsInputs, 5)].map((args) => {
            return {
                op: 'subscribe',
                args
            };
        });
        return payload;
    }
    messageIsError(message) {
        return message.event === 'error';
    }
}
class BitgetRealTimeFeed extends BitgetRealTimeFeedBase {
    getInstType(_) {
        return 'SPOT';
    }
}
exports.BitgetRealTimeFeed = BitgetRealTimeFeed;
class BitgetFuturesRealTimeFeed extends BitgetRealTimeFeedBase {
    getInstType(symbol) {
        if (symbol.endsWith('USDT')) {
            return 'USDT-FUTURES';
        }
        if (symbol.endsWith('PERP')) {
            return 'USDC-FUTURES';
        }
        return 'COIN-FUTURES';
    }
}
exports.BitgetFuturesRealTimeFeed = BitgetFuturesRealTimeFeed;
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