@ledgerhq/coin-algorand/lib/getFeesForTransaction.js

Ledger Algorand 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.getEstimatedFees = void 0;
const bignumber_js_1 = require("bignumber.js");
const api_1 = __importDefault(require("./api"));
const buildTransaction_1 = require("./buildTransaction");
// This is only true for a single signature. If we ever support different type of signatures
// (e.g multi signatures), we will have to add the correct corresponding number of bytes.
const SINGLE_SIGNATURE_SIZE = 71;
const getEstimatedFees = async (account, transaction) => {
    const params = await api_1.default.getTransactionParams();
    let suggestedFees = 0;
    if (params.fee) {
        const payload = await (0, buildTransaction_1.buildTransactionPayload)(account, transaction);
        const encoded = (0, buildTransaction_1.encodeToSign)(payload);
        suggestedFees = params.fee * (Buffer.from(encoded, "hex").length + SINGLE_SIGNATURE_SIZE);
    }
    return new bignumber_js_1.BigNumber(Math.max(suggestedFees, params.minFee));
};
exports.getEstimatedFees = getEstimatedFees;
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