@ledgerhq/coin-algorand/lib-es/logic/estimateFees.js

Ledger Algorand Coin integration

import { getTransactionParams } from "../network";
// Single signature size in bytes
const SINGLE_SIGNATURE_SIZE = 71;
// Average transaction size for fee estimation
const AVERAGE_TX_SIZE = 250;
/**
 * Estimate fees for an Algorand transaction
 * @param txSize - Optional transaction size in bytes (defaults to average)
 * @returns Fee estimation
 */
export async function estimateFees(txSize) {
    const params = await getTransactionParams();
    const size = txSize ?? AVERAGE_TX_SIZE;
    const suggestedFees = params.fee > 0 ? params.fee * (size + SINGLE_SIGNATURE_SIZE) : 0;
    const fees = Math.max(suggestedFees, params.minFee);
    return {
        value: BigInt(fees),
    };
}
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