@kiroboio/fct-core/lib.esm/utils/OPStackGasPriceOracle.js

Kirobo.io FCT Core library

// TODO: Need to create a function that returns
import { ethers } from "ethers";
import OPStackGasOracleABI from "../abi/OPGasPriceOracle.abi.json";
const OP_GAS_PRICE_ORACLE = "0x420000000000000000000000000000000000000F";
const IOPGasPriceOracle = new ethers.utils.Interface(OPStackGasOracleABI);
export async function getGasOracleData({ provider, rpcUrl, gasPriceOracle = OP_GAS_PRICE_ORACLE, }) {
    let _provider;
    if (!provider) {
        if (!rpcUrl) {
            throw new Error("No provider or RPC url is provided");
        }
        _provider = new ethers.providers.JsonRpcProvider(rpcUrl);
    }
    else {
        _provider = provider;
    }
    const GasOracle = new ethers.Contract(gasPriceOracle, IOPGasPriceOracle, _provider);
    const [baseFeeScalar, l1BaseFee, blobBaseFeeScalar, blobBaseFee] = await Promise.all([GasOracle.baseFeeScalar(), GasOracle.l1BaseFee(), GasOracle.blobBaseFeeScalar(), GasOracle.blobBaseFee()]);
    return {
        baseFeeScalar: BigInt(baseFeeScalar),
        l1BaseFee: l1BaseFee.toBigInt(),
        blobBaseFeeScalar: BigInt(blobBaseFeeScalar),
        blobBaseFee: blobBaseFee.toBigInt(),
    };
}
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