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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/viem/_esm/op-stack/actions

Просмотр файла: getTimeToFinalize.js

import { multicall, } from '../../actions/public/multicall.js';
import { readContract } from '../../actions/public/readContract.js';
import { BaseError } from '../../errors/base.js';
import { l2OutputOracleAbi, portal2Abi, portalAbi } from '../abis.js';
import { getPortalVersion } from './getPortalVersion.js';
const buffer = 10;
/**
 * Returns the time until the withdrawal transaction can be finalized. Used for the [Withdrawal](/op-stack/guides/withdrawals) flow.
 *
 * - Docs: https://viem.sh/op-stack/actions/getTimeToFinalize
 *
 * @param client - Client to use
 * @param parameters - {@link GetTimeToFinalizeParameters}
 * @returns Time until finalize. {@link GetTimeToFinalizeReturnType}
 *
 * @example
 * import { createPublicClient, http } from 'viem'
 * import { getBlockNumber } from 'viem/actions'
 * import { mainnet, optimism } from 'viem/chains'
 * import { getTimeToFinalize } from 'viem/op-stack'
 *
 * const publicClientL1 = createPublicClient({
 *   chain: mainnet,
 *   transport: http(),
 * })
 * const publicClientL2 = createPublicClient({
 *   chain: optimism,
 *   transport: http(),
 * })
 *
 * const receipt = await publicClientL2.getTransactionReceipt({
 *   hash: '0x9a2f4283636ddeb9ac32382961b22c177c9e86dd3b283735c154f897b1a7ff4a',
 * })
 *
 * const [withdrawal] = getWithdrawals(receipt)
 *
 * const { seconds } = await getTimeToFinalize(publicClientL1, {
 *   withdrawalHash: withdrawal.withdrawalHash,
 *   targetChain: optimism
 * })
 */
export async function getTimeToFinalize(client, parameters) {
    const { chain = client.chain, withdrawalHash, targetChain } = parameters;
    const portalAddress = (() => {
        if (parameters.portalAddress)
            return parameters.portalAddress;
        if (chain)
            return targetChain.contracts.portal[chain.id].address;
        return Object.values(targetChain.contracts.portal)[0].address;
    })();
    const portalVersion = await getPortalVersion(client, { portalAddress });
    // Legacy
    if (portalVersion.major < 3) {
        const l2OutputOracleAddress = (() => {
            if (parameters.l2OutputOracleAddress)
                return parameters.l2OutputOracleAddress;
            if (chain)
                return targetChain.contracts.l2OutputOracle[chain.id].address;
            return Object.values(targetChain.contracts.l2OutputOracle)[0].address;
        })();
        const [[_outputRoot, proveTimestamp, _l2OutputIndex], period] = await multicall(client, {
            allowFailure: false,
            contracts: [
                {
                    abi: portalAbi,
                    address: portalAddress,
                    functionName: 'provenWithdrawals',
                    args: [withdrawalHash],
                },
                {
                    abi: l2OutputOracleAbi,
                    address: l2OutputOracleAddress,
                    functionName: 'FINALIZATION_PERIOD_SECONDS',
                },
            ],
        });
        const secondsSinceProven = Date.now() / 1000 - Number(proveTimestamp);
        const secondsToFinalize = Number(period) - secondsSinceProven;
        const seconds = Math.floor(secondsToFinalize < 0 ? 0 : secondsToFinalize + buffer);
        const timestamp = Date.now() + seconds * 1000;
        return { period: Number(period), seconds, timestamp };
    }
    const numProofSubmitters = await readContract(client, {
        abi: portal2Abi,
        address: portalAddress,
        functionName: 'numProofSubmitters',
        args: [withdrawalHash],
    }).catch(() => 1n);
    const proofSubmitter = await readContract(client, {
        abi: portal2Abi,
        address: portalAddress,
        functionName: 'proofSubmitters',
        args: [withdrawalHash, numProofSubmitters - 1n],
    }).catch(() => undefined);
    const [[_disputeGameProxy, proveTimestamp], proofMaturityDelaySeconds] = await Promise.all([
        proofSubmitter
            ? readContract(client, {
                abi: portal2Abi,
                address: portalAddress,
                functionName: 'provenWithdrawals',
                args: [withdrawalHash, proofSubmitter],
            })
            : Promise.resolve(['0x', 0n]),
        readContract(client, {
            abi: portal2Abi,
            address: portalAddress,
            functionName: 'proofMaturityDelaySeconds',
        }),
    ]);
    if (proveTimestamp === 0n)
        throw new BaseError('Withdrawal has not been proven on L1.');
    const secondsSinceProven = Date.now() / 1000 - Number(proveTimestamp);
    const secondsToFinalize = Number(proofMaturityDelaySeconds) - secondsSinceProven;
    const seconds = Math.floor(secondsToFinalize < 0n ? 0 : secondsToFinalize + buffer);
    const timestamp = Date.now() + seconds * 1000;
    return { period: Number(proofMaturityDelaySeconds), seconds, timestamp };
}
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