@zufans/coinbase-advanced-trade/dist/index.js

A comprehensive Node.js SDK for Coinbase Advanced Trade API

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var axios = require('axios');
var jwt = require('jsonwebtoken');
var crypto = require('crypto');

// coinbaseAxios.js

// What is the difference between "https://api.exchange.coinbase.com" and "https://api.coinbase.com/
// Create Axios instance with base URL
const coinbaseAxios = axios.create({
  baseURL: "https://api.coinbase.com/",
  maxBodyLength: Infinity,
  headers: {
    "Content-Type": "application/json",
  },
});

// Request Interceptor to attach Authorization token dynamically
coinbaseAxios.interceptors.request.use(
  async (config) => {
    try {
      // If Authorization token is provided in config, use it
      if (config.token) {
        config.headers.Authorization = `Bearer ${config.token}`;
      }
      return config;
    } catch (error) {
      return Promise.reject(error);
    }
  },
  (error) => {
    return Promise.reject(error);
  }
);

// Response Interceptor for handling responses
coinbaseAxios.interceptors.response.use(
  (response) => {
    return response.data;
  },
  (error) => {
    // console.error("Error in response interceptor", error.response?.status);
    return Promise.reject(error);
  }
);

// import url from "url";
// functions
// import grabNestedObjectValues from "../grabNestedObjectValues";
// import { logErrorToFile } from "../Error/errorToDataBase";
// import { redisPublisher } from "../redis/redisClient";

function cbToken(method, request_path, key, secret) {
  try {
    const uri = method + " " + "api.coinbase.com" + request_path;
    const privateKey = crypto.createPrivateKey(secret);
    return jwt.sign(
      {
        iss: "cdp",
        nbf: Math.floor(Date.now() / 1000),
        exp: Math.floor(Date.now() / 1000) + 120,
        sub: key,
        uri: uri,
      },
      privateKey,
      {
        algorithm: "ES256",
        header: {
          kid: key,
          nonce: crypto.randomBytes(16).toString("hex"),
        },
      }
    );
  } catch (error) {
    throw error;
  }
}

// let key_name = null;
// let key_secret = null;
// export async function cbSignWithJWT(message) {
//   try {
//     if (key_name === null || !key_secret === null) {
//       // await redisSubscriber.connect();
//       const adminAPIKey = JSON.parse(await redisPublisher.get("adminAPIKey"));
//       key_name = adminAPIKey.cbAdminKey;
//       key_secret = adminAPIKey.cbAdminSecret;
//     }

//     const header = {
//       iss: "cdp",
//       nbf: Math.floor(Date.now() / 1000),
//       exp: Math.floor(Date.now() / 1000) + 120,
//       sub: key_name,
//     };
//     const options = {
//       algorithm: "ES256",
//       header: {
//         kid: key_name,
//         nonce: crypto.randomBytes(16).toString("hex"),
//       },
//     };
//     const jwtSigned = jwt.sign(header, key_secret, options);
//     return { ...message, jwt: jwtSigned };
//   } catch (error) {
//     console.error(error);
//     logErrorToFile(error);
//     throw error;
//   }
// }

// export function verify(token) {
//   try {
//     if (!token) throw new Error("Token is required");
//     return jwt.verify(token, process.env.JWT_SECRET);
//   } catch (error) {
//     return { isError: true, name: error.name, message: error.message };
//   }
// }

// export function sign(payload) {
//   const expiresIn = "1h";
//   // const expiresIn = "5000";
//   try {
//     if (!payload) throw new Error("Payload is required");
//     return jwt.sign(payload, process.env.JWT_SECRET, {
//       expiresIn: expiresIn,
//     });
//   } catch (error) {
//     return error;
//   }
// }

// export function confirmations(userInfo) {
//   const verificationKeys = [
//     ["email"],
//     ["EmailVerification", "emailConfirmed"],
//     ["SmsVerification", "smsConfirmed"],
//     ["Account", "coinBaseAPIKeyName"],
//     ["Account", "coinBaseSecret"],
//     ["isAdmin"],
//   ];
//   const info = grabNestedObjectValues(verificationKeys, userInfo);
//   const confirmation = {};
//   confirmation["email"] = info?.email || false;
//   confirmation["emailConfirmed"] = info?.emailConfirmed || false;
//   confirmation["smsConfirmed"] = info?.smsConfirmed || false;
//   confirmation["coinBaseAPIKey"] = info?.coinBaseAPIKeyName ? true : false;
//   confirmation["coinBaseSecret"] = info?.coinBaseSecret ? true : false;
//   confirmation["isAdmin"] = info?.isAdmin ? true : false;
//   return confirmation;
// }

// export function socketCheckUserAuth(ws, req) {
//   const parameters = url.parse(req.url, true);
//   const authorization = parameters.query.authorization;
//   const jwtUserInfo = verify(authorization);
//   if (jwtUserInfo.hasOwnProperty("expiredAt")) {
//     ws.send(JSON.stringify({ error: "sessionexpired" }));
//     ws.close();
//     return;
//   }
// }

async function fetchAccountsData(
  endpoint, // The API endpoint template (e.g., "/accounts/{account_uuid}")
  cbAPIKeyName, // API Key
  cbSecret, // API Secret
  params = {}, // Query parameters (e.g., { limit: 250, cursor: "cursor" })
  pathParams = {} // Path parameters (e.g., { account_uuid })
) {
  try {
    // Construct the full endpoint path and inject path parameters
    let fullPath = `/api/v3/brokerage${endpoint}`;

    Object.keys(pathParams).forEach((key) => {
      fullPath = fullPath.replace(`{${key}}`, pathParams[key]);
    });

    // Generate the authorization token
    const token = cbToken("GET", fullPath, cbAPIKeyName, cbSecret);

    // Make the API request
    const response = await coinbaseAxios.get(fullPath, {
      params, // Axios will serialize the query parameters
      token, // Attach the token in the request headers
    });

    return response; // Return the response data
  } catch (error) {
    throw error; // Re-throw any errors for further handling
  }
}

// https://api.exchange.coinbase.com
// https://api.exchange.coinbase.com/accounts
// https://api.exchange.coinbase.com/accounts/{account_id}
// https://api.exchange.coinbase.com/accounts/{account_id}/holds
// https://api.exchange.coinbase.com/accounts/{account_id}/ledger
// https://api.exchange.coinbase.com/accounts/{account_id}/transfers

async function listAccounts(cbAPIKeyName, cbSecret, params = {}) {
  // Query parameters could include limit, cursor, and retail_portfolio_id
  const queryParams = {
    limit: params.limit || 250, // Default limit to 250 if not provided
    cursor: params.cursor || undefined, // Optional cursor for pagination
    retail_portfolio_id: params.retail_portfolio_id || undefined, // Optional portfolio ID
  };

  return await fetchAccountsData(
    "/accounts", // The accounts endpoint
    cbAPIKeyName,
    cbSecret,
    queryParams, // Pass query parameters
    {} // No path parameters for listing accounts
  );
}

// Fetch details of a specific account
// https://api.coinbase.com/api/v3/brokerage/accounts/account_uuid
async function getAccount(cbAPIKeyName, cbSecret, accountUUID) {
  return await fetchAccountsData(
    `/accounts/${accountUUID}`, // The account details endpoint with path parameter
    cbAPIKeyName,
    cbSecret,
    {}, // No query parameters for this request
    { account_uuid: accountUUID } // Path parameter: accountUUID
  );
}

/**
 * Create a new order on Coinbase
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {string} client_order_id - Client Order ID (required)
 * @param {string} product_id - Product ID (required, e.g., "BTC-USD")
 * @param {string} side - Order side (required, possible values: ["BUY", "SELL"])
 * @param {object} order_configuration - Order configuration object (required, one of the order types)
 * @param {string} [leverage] - Optional leverage
 * @param {string} [margin_type] - Optional margin type
 * @param {string} [retail_portfolio_id] - Optional retail portfolio ID
 * @param {string} [preview_id] - Optional preview ID
 *
 * @returns {Promise<object>} - The created order response
 * @throws {Error} - If the request fails
 */
// https://api.coinbase.com
// /api/v3/brokerage/orders
async function createOrder(
  cbAPIKeyName,
  cbSecret,
  client_order_id,
  product_id,
  side,
  order_configuration,
  leverage = null,
  margin_type = null,
  retail_portfolio_id = null,
  preview_id = null
) {
  try {
    const token = cbToken(
      "POST",
      "/api/v3/brokerage/orders",
      cbAPIKeyName,
      cbSecret
    );

    const bodyParams = {
      client_order_id,
      product_id,
      side,
      order_configuration,
    };

    // Add optional parameters if provided
    if (leverage) bodyParams.leverage = leverage;
    if (margin_type) bodyParams.margin_type = margin_type;
    if (retail_portfolio_id)
      bodyParams.retail_portfolio_id = retail_portfolio_id;
    if (preview_id) bodyParams.preview_id = preview_id;

    const response = await coinbaseAxios.post(
      "/api/v3/brokerage/orders",
      bodyParams,
      {
        token: token,
      }
    );

    return response;
  } catch (error) {
    return new Error(error);
  }
}

/**
 * Cancel multiple orders on Coinbase
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {array} order_ids - Array of order IDs to be canceled (required, max length: 99)
 *
 * @returns {Promise<object>} - The response of the cancellation request
 * @throws {Error} - If the request fails or order_ids array exceeds the limit
 */
// TESTED: Functions as expected
async function cancelOrders(cbAPIKeyName, cbSecret, order_ids) {
  try {
    if (!order_ids) throw new Error("order_ids is required");
    if (Array.isArray(order_ids)) {
      if (order_ids.length === 0 || order_ids.length > 99) {
        throw new Error(
          "The order_ids array must contain between 1 and 99 order IDs."
        );
      }
    }
    if (!Array.isArray(order_ids) && typeof order_ids === "string")
      order_ids = [order_ids];

    const token = cbToken(
      "POST",
      "/api/v3/brokerage/orders/batch_cancel",
      cbAPIKeyName,
      cbSecret
    );

    const bodyParams = {
      order_ids, // Array of order IDs to be canceled
    };

    const response = await coinbaseAxios.post(
      "/api/v3/brokerage/orders/batch_cancel",
      bodyParams,
      {
        token: token,
      }
    );

    return response;
  } catch (error) {
    // throw new Error(`Failed to cancel orders: ${error.message}`);
    return new Error(error);
  }
}

/**
 * Edit an existing order on Coinbase
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {string} order_id - The ID of the order to edit (required)
 * @param {string} price - The new price for the order (required)
 * @param {string} size - The new size for the order (required)
 * @param {string} [client_order_id] - Optional client order ID for additional filtering
 *
 * @returns {Promise<object>} - The response of the edit request
 * @throws {Error} - If the request fails or any required parameters are missing
 */
// TESTED: Functions as expected
async function editOrder(
  cbAPIKeyName,
  cbSecret,
  order_id,
  price,
  size,
  client_order_id = null
) {
  try {
    if (!order_id || !price || !size) {
      throw new Error(
        "The order_id, price, and size are required to edit an order."
      );
    }

    const token = cbToken(
      "POST",
      "/api/v3/brokerage/orders/edit",
      cbAPIKeyName,
      cbSecret
    );
    price = typeof price === "number" ? price.toString() : price;
    size = typeof size === "number" ? size.toString() : size;
    const bodyParams = {
      order_id, // Required order ID in the body
      price, // New price for the order
      size, // New size for the order
    };

    const response = await coinbaseAxios.post(
      "/api/v3/brokerage/orders/edit",
      bodyParams,
      {
        params: client_order_id ? { client_order_id } : {}, // Only include client_order_id if provided
        headers: {
          Authorization: `Bearer ${token}`,
        },
      }
    );

    return response;
  } catch (error) {
    // throw new Error(`Failed to edit order: ${error.message}`);
    return new Error(error);
  }
}

/**
 * Preview an edited order on Coinbase
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {string} order_id - The ID of the order to be previewed (required)
 * @param {string} price - New price for the order (required)
 * @param {string} size - New size for the order (required)
 *
 * @returns {Promise<object>} - The response of the preview request
 * @throws {Error} - If the request fails or any required params are missing
 */
async function editOrderPreview(
  cbAPIKeyName,
  cbSecret,
  order_id,
  price,
  size
) {
  try {
    if (!order_id || !price || !size) {
      throw new Error(
        "The order_id, price, and size are required to preview an edited order."
      );
    }

    const token = cbToken(
      "POST",
      "/api/v3/brokerage/orders/edit_preview",
      cbAPIKeyName,
      cbSecret
    );

    const bodyParams = {
      order_id, // Required order ID
      price, // Required new price
      size, // Required new size
    };

    const response = await coinbaseAxios.post(
      "/api/v3/brokerage/orders/edit_preview",
      bodyParams,
      {
        token: token,
      }
    );

    return response;
  } catch (error) {
    throw new Error(`Failed to preview edited order: ${error.message}`);
  }
}

/**
 * List orders on Coinbase with optional filters
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {object} filters - Optional query parameters for filtering the orders
 *
 * @returns {Promise<object>} - The response of the list request
 * @throws {Error} - If the request fails
 */

// https://api.coinbase.com/api/v3/brokerage/orders/historical/batch
// https://api.coinbase.com
// /api/v3/brokerage/orders/historical/batch
async function listOrders(cbAPIKeyName, cbSecret, filters = {}) {
  try {
    const token = cbToken(
      "GET",
      "/api/v3/brokerage/orders/historical/batch",
      cbAPIKeyName,
      cbSecret
    );
    // const queryParams = { ...filters }; // Copy any filters passed into the function
    const queryParams = filters.order_ids
      ? { order_ids: filters.order_ids }
      : { ...filters };
    const response = await coinbaseAxios.get(
      "/api/v3/brokerage/orders/historical/batch",
      {
        params: queryParams,
        token: token,
      }
    );

    return response;
  } catch (error) {
    throw error;
  }
}

// https://docs.cdp.coinbase.com/advanced-trade/reference/retailbrokerageapi_getfills
// GET: https://api.coinbase.com/api/v3/brokerage/orders/historical/fills
// MISSING listFills function

// https://docs.cdp.coinbase.com/advanced-trade/reference/retailbrokerageapi_gethistoricalorder
// GET: https://api.coinbase.com/api/v3/brokerage/orders/historical/{order_id}
/**
 * Get details of a specific order on Coinbase
 *
 * @param {string} cbAPIKeyName - Coinbase API Key Name
 * @param {string} cbSecret - Coinbase API Secret
 * @param {string} order_id - The ID of the order to retrieve (required)
 * @param {string} [client_order_id] - Optional client order ID for additional filtering
 *
 * @returns {Promise<object>} - The response containing the order details
 * @throws {Error} - If the request fails or if order_id is missing
 */
async function getOrder(
  cbAPIKeyName,
  cbSecret,
  order_id,
  client_order_id = null
) {
  try {
    if (!order_id) {
      throw new Error("The order_id is required to get order details.");
    }

    const token = cbToken(
      "GET",
      `/api/v3/brokerage/orders/historical/${order_id}`,
      cbAPIKeyName,
      cbSecret
    );

    const response = await coinbaseAxios.get(
      `/api/v3/brokerage/orders/historical/${order_id}`,
      {
        params: client_order_id ? { client_order_id } : {}, // Only include client_order_id if provided
        headers: {
          Authorization: `Bearer ${token}`,
        },
      }
    );

    return response;
  } catch (error) {
    return new Error(error);
  }
}

// fetchProductData.js
async function fetchProductData(
  endpoint,
  cbAPIKeyName,
  cbSecret,
  params = {}, // Query parameters
  pathParams = {} // Path parameters (e.g., productId)
) {
  try {
    let fullPath = `/api/v3/brokerage${endpoint}`;
    Object.keys(pathParams).forEach((key) => {
      fullPath = fullPath.replace(`{${key}}`, pathParams[key]);
    });
    const token = cbToken(
      "GET",
      `/api/v3/brokerage${endpoint}`,
      cbAPIKeyName,
      cbSecret
    );
    const response = await coinbaseAxios.get(fullPath, {
      params, // Optional query parameters
      token: token,
    });
    return response;
  } catch (error) {
    throw error;
  }
}

// Products.js

// endpoint, cbAPIKeyName, cbSecret, params, (productId = "");

async function getBestBidAsk(
  cbAPIKeyName,
  cbSecret,
  productId = "", // Product ID to be passed in query params
  params = {} // Additional query parameters, if any
) {
  // Ensure productId is passed in query params as product_ids
  if (params.product_ids) params.product_ids = productId;

  // Fetch data from /best_bid_ask endpoint
  return await fetchProductData(
    `/best_bid_ask`, // Endpoint
    cbAPIKeyName,
    cbSecret,
    params, // Query parameters
    {} // No path parameters for this endpoint
  );
}

async function getProductBook(
  cbAPIKeyName,
  cbSecret,
  productId = "", // Product ID to be passed in query params
  params = {} // Additional query parameters, if any
) {
  // Ensure productId is passed in query params as product_id
  params.product_id = productId;

  // Fetch data from /product_book endpoint
  return await fetchProductData(
    `/product_book`, // Endpoint
    cbAPIKeyName,
    cbSecret,
    params, // Query parameters
    {} // No path parameters for this endpoint
  );
}

async function listProducts(cbAPIKeyName, cbSecret, queryParams) {
  return await fetchProductData(
    "/products", // Endpoint
    cbAPIKeyName,
    cbSecret,
    queryParams, // Query parameters
    {} // No path parameters
  );
}

// https://api.coinbase.com/api/v3/brokerage/products/BTC-USD
async function getProduct(cbAPIKeyName, cbSecret, productId) {
  return await fetchProductData(
    `/products/${productId}`, // Product ID as part of the endpoint path
    cbAPIKeyName,
    cbSecret,
    {}, // No query parameters
    {} // No path parameters
  );
}

//https://api.coinbase.com/api/v3/brokerage/products/BTC-USD/candles?start=1725853715&end=1725925715&granularity=ONE_MINUTE&limit=350
async function getCandles(
  cbAPIKeyName,
  cbSecret,
  productId,
  queryParam
) {
  try {
    const validGranularities = [
      "ONE_MINUTE",
      "FIVE_MINUTE",
      "FIFTEEN_MINUTE",
      "THIRTY_MINUTE",
      "ONE_HOUR",
      "TWO_HOUR",
      "SIX_HOUR",
      "ONE_DAY",
    ];
    if (!validGranularities.includes(queryParam.granularity))
      throw new Error(
        `Granularity ${
          queryParam.granularity
        } is not supported. Please use one of the following: ${validGranularities.join(
          ", "
        )}`
      );
    const queryParams = {
      start: queryParam.start,
      end: queryParam.end,
      granularity: queryParam.granularity, // ONE_MINUTE, FIVE_MINUTE, FIFTEEN_MINUTE, THIRTY_MINUTE, ONE_HOUR, TWO_HOUR, SIX_HOUR, ONE_DAY
      limit: queryParam.limit,
    };

    return await fetchProductData(
      `/products/${productId}/candles`, // Product ID in the endpoint path
      cbAPIKeyName,
      cbSecret,
      queryParams, // Query parameters for candles
      {} // No path parameters
    );
  } catch (error) {
    throw error;
  }
}

// https://api.coinbase.com/api/v3/brokerage/products/BTC-USD/ticker?limit=17&start=1725853715&end=1725925715
async function getMarketTrades(
  cbAPIKeyName,
  cbSecret,
  productId,
  queryParam
) {
  const queryParams = {
    limit: queryParam.limit,
    start: queryParam.start,
    end: queryParam.end,
  };

  return await fetchProductData(
    `/products/${productId}/ticker`, // Product ID in the endpoint path
    cbAPIKeyName,
    cbSecret,
    queryParams, // Query parameters for trades
    {} // No path parameters
  );
}

// https://api.coinbase.com/api/v3/brokerage/key_permissions
async function fetchKeyPermissions(cbAPIKeyName, cbSecret) {
  try {
    const fullPath = `/api/v3/brokerage/key_permissions`;
    const token = cbToken("GET", fullPath, cbAPIKeyName, cbSecret);
    const response = await coinbaseAxios.get(fullPath, {
      token: token,
    });
    return response;
  } catch (error) {
    throw error;
  }
}

// KeyPermissions

async function keyPermissions(cbAPIKeyName, cbSecret) {
  try {
    return await fetchKeyPermissions(cbAPIKeyName, cbSecret);
  } catch (error) {
    throw error;
  }
}

async function getCurrency(base) {
  try {
    if (!base) throw new Error("base currency is not defined");
    const baseCurrency = base.includes("-") ? base.split("-")[0] : base;
    const response = await axios.request({
      method: "get",
      maxBodyLength: Infinity,
      url: `https://api.exchange.coinbase.com/currencies/${base}`,
      headers: {
        "Content-Type": "application/json",
      },
    });
    if (response.data) return response.data;
  } catch (error) {
    throw error;
  }
}

// Main entry point for the Coinbase Advanced Trade SDK

/**
 * Main CoinbaseAdvancedTrade class that encapsulates all API functionality
 */
class CoinbaseAdvancedTrade {
  constructor(apiKeyName, apiSecret) {
    if (!apiKeyName || !apiSecret) {
      throw new Error('API Key Name and API Secret are required');
    }
    this.apiKeyName = apiKeyName;
    this.apiSecret = apiSecret;
  }

  // Account methods
  async listAccounts(params = {}) {
    return listAccounts(this.apiKeyName, this.apiSecret, params);
  }

  async getAccount(accountUUID) {
    return getAccount(this.apiKeyName, this.apiSecret, accountUUID);
  }

  // Order methods
  async createOrder(clientOrderId, productId, side, orderConfiguration, options = {}) {
    return createOrder(
      this.apiKeyName,
      this.apiSecret,
      clientOrderId,
      productId,
      side,
      orderConfiguration,
      options.leverage,
      options.marginType,
      options.retailPortfolioId,
      options.previewId
    );
  }

  async cancelOrders(orderIds) {
    return cancelOrders(this.apiKeyName, this.apiSecret, orderIds);
  }

  async editOrder(orderId, price, size, clientOrderId = null) {
    return editOrder(this.apiKeyName, this.apiSecret, orderId, price, size, clientOrderId);
  }

  async editOrderPreview(orderId, price, size) {
    return editOrderPreview(this.apiKeyName, this.apiSecret, orderId, price, size);
  }

  async listOrders(filters = {}) {
    return listOrders(this.apiKeyName, this.apiSecret, filters);
  }

  async getOrder(orderId, clientOrderId = null) {
    return getOrder(this.apiKeyName, this.apiSecret, orderId, clientOrderId);
  }

  // Product methods
  async getBestBidAsk(productId = '', params = {}) {
    return getBestBidAsk(this.apiKeyName, this.apiSecret, productId, params);
  }

  async getProductBook(productId = '', params = {}) {
    return getProductBook(this.apiKeyName, this.apiSecret, productId, params);
  }

  async listProducts(queryParams = {}) {
    return listProducts(this.apiKeyName, this.apiSecret, queryParams);
  }

  async getProduct(productId) {
    return getProduct(this.apiKeyName, this.apiSecret, productId);
  }

  async getCandles(productId, queryParams) {
    return getCandles(this.apiKeyName, this.apiSecret, productId, queryParams);
  }

  async getMarketTrades(productId, queryParams) {
    return getMarketTrades(this.apiKeyName, this.apiSecret, productId, queryParams);
  }

  // Utility methods
  async getKeyPermissions() {
    return keyPermissions(this.apiKeyName, this.apiSecret);
  }

  async getCurrency(base) {
    return getCurrency(base);
  }
}

exports.CoinbaseAdvancedTrade = CoinbaseAdvancedTrade;
exports.cancelOrders = cancelOrders;
exports.cbToken = cbToken;
exports.coinbaseAxios = coinbaseAxios;
exports.createOrder = createOrder;
exports.default = CoinbaseAdvancedTrade;
exports.editOrder = editOrder;
exports.editOrderPreview = editOrderPreview;
exports.fetchAccountsData = fetchAccountsData;
exports.fetchKeyPermissions = fetchKeyPermissions;
exports.fetchProductData = fetchProductData;
exports.getAccount = getAccount;
exports.getBestBidAsk = getBestBidAsk;
exports.getCandles = getCandles;
exports.getCurrency = getCurrency;
exports.getMarketTrades = getMarketTrades;
exports.getOrder = getOrder;
exports.getProduct = getProduct;
exports.getProductBook = getProductBook;
exports.keyPermissions = keyPermissions;
exports.listAccounts = listAccounts;
exports.listOrders = listOrders;
exports.listProducts = listProducts;