crypto-janitor/lib/targets/kucoin.js

The Crypto Janitor provides a simple interface for fetching and cleaning crypto account data.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const target_types_1 = require("../target.types");
const _ = require("lodash");
/**
 * A Kucoin Implementation of ccxtConnection
 */
class Kucoin extends target_types_1.CcxtConnection {
    /**
     * @description Create Kucoin instance
     * @param {any} creds - Kucoin API creds
     */
    constructor(creds) {
        super("kucoin", creds, { requireSymbols: false });
        this.quoteCurrency = "USDT";
    }
    /**
     * HELPER: Format transaction
     *
     * @override ccxtConnection._formatTransaction
     * @param {any} transaction - Unformatted cctx unified transaction
     * @param {string} forceType - Override tx type
     * @return {Transaction} Formatted transaction
     */
    _formatTransaction(transaction, forceType) {
        const formattedTx = super._formatTransaction(transaction, forceType);
        formattedTx.id =
            formattedTx.type !== "receive"
                ? formattedTx.id
                : transaction.info.walletTxId;
        return formattedTx;
    }
    /**
     * @description Fetch kucoin account orders
     * @override ccxtConnection.getOrders
     * @param {string} symbol Currency symbol (will always be undefined)
     * @param {number} since (Optional) Timestamp to get transactions since
     * @return {Array<any>} Array of withdrawal objects
     */
    async getOrders(symbol, since) {
        const allTransactions = [];
        const now = this.connection.milliseconds();
        let fetchTime = since
            ? since
            : this.connection.parse8601("2021-01-01T00:00:00Z");
        while (fetchTime <= now) {
            try {
                const trades = super.getOrders(symbol, fetchTime, 200);
                allTransactions.push(trades);
                fetchTime = fetchTime + 604800000;
            }
            catch (e) {
                console.log(e.message);
                break;
            }
        }
        let results = await Promise.all(allTransactions);
        results = _.sortBy(_.flatten(results), "timestamp");
        return results;
    }
}
exports.default = Kucoin;
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