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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@bitgo/abstract-utxo/dist/src/recovery
Просмотр файла: coingeckoApi.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CoingeckoApi = void 0;
const baseApi_1 = require("./baseApi");
const familyNamesToCoinGeckoIds = new Map()
    .set('BTC', 'bitcoin')
    .set('LTC', 'litecoin')
    .set('BCH', 'bitcoin-cash')
    .set('ZEC', 'zcash')
    .set('DASH', 'dash')
    // note: we don't have a source for price data of BCHA and BSV, but we will use BCH as a proxy. We will substitute
    // it out for a better source when it becomes available.  TODO BG-26359.
    .set('BCHA', 'bitcoin-cash')
    .set('BSV', 'bitcoin-cash');
class CoingeckoApi extends baseApi_1.BaseApi {
    constructor() {
        super('https://api.coingecko.com/api/v3');
    }
    async getUSDPrice(coinFamily) {
        const coinGeckoId = familyNamesToCoinGeckoIds.get(coinFamily.toUpperCase());
        if (!coinGeckoId) {
            throw new Error(`There is no CoinGecko id for family name ${coinFamily.toUpperCase()}.`);
        }
        const coinGeckoUrl = `/simple/price?ids=${coinGeckoId}&vs_currencies=USD`;
        const res = await this.get(coinGeckoUrl, { retry: 2 });
        return res.map((body) => {
            // An example of response
            // {
            //   "ethereum": {
            //     "usd": 220.64
            //   }
            // }
            if (!body) {
                throw new Error('Unable to reach Coin Gecko API for price data');
            }
            if (!body[coinGeckoId]['usd'] || typeof body[coinGeckoId]['usd'] !== 'number') {
                throw new Error('Unexpected response from Coin Gecko API for price data');
            }
            return body[coinGeckoId]['usd'];
        });
    }
}
exports.CoingeckoApi = CoingeckoApi;
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