@ledgerhq/coin-stacks/lib/bridge/prepareTransaction.js

Ledger Stacks Coin integration

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.prepareTransaction = void 0;
const jsHelpers_1 = require("@ledgerhq/coin-framework/bridge/jsHelpers");
const transactions_1 = require("@stacks/transactions");
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const c32check_1 = require("c32check");
const invariant_1 = __importDefault(require("invariant"));
const api_1 = require("../network/api");
const addresses_1 = require("./utils/addresses");
const misc_1 = require("./utils/misc");
const token_1 = require("./utils/token");
const transactions_2 = require("./utils/transactions");
const prepareTransaction = async (account, transaction) => {
    const { address } = (0, misc_1.getAddress)(account);
    const { spendableBalance, pendingOperations, xpub } = account;
    const { recipient, useAllAmount } = transaction;
    (0, invariant_1.default)(xpub, "xpub is required");
    const patch = {};
    if (xpub && recipient && (0, addresses_1.validateAddress)(recipient).isValid) {
        const { network } = transaction;
        const networkConfig = api_1.StacksNetwork[network] || api_1.StacksNetwork["mainnet"];
        const addressVersion = networkConfig.version === transactions_1.TransactionVersion.Mainnet
            ? transactions_1.AddressVersion.MainnetSingleSig
            : transactions_1.AddressVersion.TestnetSingleSig;
        // Check if this is a token transaction
        const subAccount = (0, token_1.getSubAccount)(account, transaction);
        // Create transaction
        const tx = await (0, transactions_2.createTransaction)(transaction, address, xpub, subAccount);
        const senderAddress = (0, c32check_1.c32address)(addressVersion, tx.auth.spendingCondition.signer);
        const [fee] = await (0, transactions_1.estimateTransaction)(tx.payload, (0, transactions_1.estimateTransactionByteLength)(tx), networkConfig);
        patch.fee = new bignumber_js_1.default(fee.fee);
        patch.nonce = await (0, misc_1.findNextNonce)(senderAddress, pendingOperations);
        // For token transfers and useAllAmount
        if (useAllAmount) {
            if (subAccount) {
                patch.amount = subAccount.spendableBalance;
            }
            else {
                patch.amount = spendableBalance.minus(patch.fee);
            }
        }
    }
    return (0, jsHelpers_1.updateTransaction)(transaction, patch);
};
exports.prepareTransaction = prepareTransaction;
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