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

Tezos Coin integration

import { getMainAccount } from "@ledgerhq/coin-framework/account/index";
import { prepareTransaction } from "./prepareTransaction";
import { createTransaction } from "./createTransaction";
import getEstimatedFees from "./getFeesForTransaction";
const TEZOS_BURN_ADDRESS = "tz1burnburnburnburnburnburnburjAYjjX";
export const estimateMaxSpendable = async ({ account, parentAccount, transaction, }) => {
    const mainAccount = getMainAccount(account, parentAccount);
    const tx = await prepareTransaction(mainAccount, {
        ...createTransaction(account),
        ...transaction,
        // estimate using a burn address that exists so we don't enter into NotEnoughBalanceBecauseDestinationNotCreated
        recipient: transaction?.recipient || TEZOS_BURN_ADDRESS,
        useAllAmount: true,
    });
    const estimation = await getEstimatedFees({
        account: mainAccount,
        transaction: tx,
    });
    // As we use `useAllAmount`, we know we will receive an amount value.
    return estimation.amount;
};
export default estimateMaxSpendable;
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