@bananahq/banana-sdk/dist/utils/GetGasFee.js

Smart contract wallet sdk package by Banana Wallet

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getGasFee = void 0;
const ethers_1 = require("ethers");
async function getGasFee(provider) {
    const [fee, block] = await Promise.all([
        provider.send("eth_maxPriorityFeePerGas", []),
        provider.getBlock("latest"),
    ]);
    const tip = ethers_1.ethers.BigNumber.from(fee);
    const buffer = tip.div(100).mul(13);
    const maxPriorityFeePerGas = tip.add(buffer);
    const maxFeePerGas = block.baseFeePerGas
        ? block.baseFeePerGas.mul(2).add(maxPriorityFeePerGas)
        : maxPriorityFeePerGas;
    return { maxFeePerGas, maxPriorityFeePerGas };
}
exports.getGasFee = getGasFee;
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