@ledgerhq/coin-casper/lib-es/bridge/estimateMaxSpendable.js

Ledger Casper integration

import BigNumber from "bignumber.js";
import { getMainAccount } from "@ledgerhq/coin-framework/account/index";
import { getEstimatedFees } from "./bridgeHelpers/fee";
export const estimateMaxSpendable = async ({ account, parentAccount, transaction, }) => {
    const mainAccount = getMainAccount(account, parentAccount);
    let balance = mainAccount.spendableBalance;
    if (balance.eq(0))
        return balance;
    const estimatedFees = transaction?.fees ?? getEstimatedFees();
    if (balance.lte(estimatedFees))
        return new BigNumber(0);
    balance = balance.minus(estimatedFees);
    // log("debug", "[estimateMaxSpendable] finish fn");
    return balance;
};
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