@bithomp/xrpl-api/lib/ledger/fee.js

A Bithomp JavaScript/TypeScript library for interacting with the XRP Ledger

"use strict";
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    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFee = getFee;
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const ripple_binary_codec_1 = require("ripple-binary-codec");
const Client = __importStar(require("../client"));
const common_1 = require("../common");
async function getFee(options = {}) {
    const connection = options.connection || Client.findConnection();
    if (!connection) {
        throw new Error("There is no connection");
    }
    let txBlob;
    if (typeof options.tx === "string") {
        txBlob = options.tx;
    }
    else if (typeof options.tx === "object") {
        txBlob = (0, ripple_binary_codec_1.encode)(options.tx, options.definitions);
    }
    const response = await connection.request({
        command: "fee",
        tx_blob: txBlob,
    });
    const openLedgerFee = response?.result?.drops?.open_ledger_fee;
    if (!openLedgerFee) {
        return null;
    }
    const fee = new bignumber_js_1.default(openLedgerFee)
        .multipliedBy(Client.feeCushion)
        .dividedBy(common_1.dropsInXRP)
        .decimalPlaces(6, bignumber_js_1.default.ROUND_UP);
    return fee.toString();
}