@ledgerhq/coin-stellar/lib/logic/utils.js

Ledger Stellar Coin integration

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isAddressValid = exports.isAccountMultiSign = exports.getAssetCodeIssuer = exports.getAmountValue = exports.getAssetIdFromAsset = exports.STELLAR_BURN_ADDRESS = void 0;
const bignumber_js_1 = require("bignumber.js");
const stellar_sdk_1 = require("@stellar/stellar-sdk");
const helpers_1 = require("@ledgerhq/coin-framework/account/helpers");
const network_1 = require("../network");
exports.STELLAR_BURN_ADDRESS = "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAWHF";
const getAssetIdFromAsset = (asset) => `${asset.asset_code}:${asset.asset_issuer}`;
exports.getAssetIdFromAsset = getAssetIdFromAsset;
function getAmountValue(account, transaction, fees) {
    // Asset
    if (transaction.subAccountId) {
        const asset = (0, helpers_1.findSubAccountById)(account, transaction.subAccountId);
        if (!asset) {
            throw new Error(`Sub-account with ID ${transaction.subAccountId} not found`);
        }
        return transaction.useAllAmount
            ? new bignumber_js_1.BigNumber(asset.spendableBalance.toString())
            : transaction.amount;
    }
    // Native
    return transaction.useAllAmount && transaction.networkInfo
        ? bignumber_js_1.BigNumber.max(new bignumber_js_1.BigNumber(account.spendableBalance.toString()).minus(fees), 0)
        : transaction.amount;
}
exports.getAmountValue = getAmountValue;
function getAssetCodeIssuer(tr) {
    if (tr.subAccountId) {
        const assetString = tr.subAccountId.split("+")[1];
        return assetString.split(":");
    }
    return [tr.assetReference || "", tr.assetOwner || ""];
}
exports.getAssetCodeIssuer = getAssetCodeIssuer;
async function isAccountMultiSign(account) {
    const signers = await (0, network_1.fetchSigners)(account);
    return signers.length > 1;
}
exports.isAccountMultiSign = isAccountMultiSign;
/**
 * Returns true if address is valid, false if it's invalid (can't parse or wrong checksum)
 *
 * @param {*} address
 */
function isAddressValid(address) {
    if (!address)
        return false;
    // FIXME Workaround for burn address, see https://ledgerhq.atlassian.net/browse/LIVE-4014
    if (address === exports.STELLAR_BURN_ADDRESS)
        return false;
    try {
        return stellar_sdk_1.StrKey.isValidEd25519PublicKey(address) || stellar_sdk_1.StrKey.isValidMed25519PublicKey(address);
    }
    catch {
        return false;
    }
}
exports.isAddressValid = isAddressValid;
//# sourceMappingURL=utils.js.map