ETH 전송하기

mkdir transfer-eth
cd transfer-eth
npm init -y
npm install --save-dev -y viem tsx @types/node @eth-optimism/viem typescript
mkdir src

curl https://raw.githubusercontent.com/ethereum-optimism/optimism/refs/heads/develop/packages/contracts-bedrock/snapshots/abi/SuperchainETHBridge.json > src/SuperchainETHBridge.abi.json

    import {
        createWalletClient,
        http,
        publicActions,
        getContract,
        Address,
        formatEther,
        parseEther,
    } from 'viem'

    import { privateKeyToAccount } from 'viem/accounts'

    import {
        supersimL2A,
        supersimL2B,
        interopAlpha0,
        interopAlpha1
    } from '@eth-optimism/viem/chains'

    import {
        walletActionsL2,
        publicActionsL2,
        contracts as optimismContracts
    } from '@eth-optimism/viem'

    import superchainEthBridgeAbi from './SuperchainETHBridge.abi.json'

    const supersimAddress = '0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266'
    const account = privateKeyToAccount(process.env.PRIVATE_KEY as `0x${string}`)
    const sourceChain = account.address === supersimAddress ? supersimL2A : interopAlpha0
    const destinationChain = account.address === supersimAddress ? supersimL2B : interopAlpha1

    const sourceWallet = createWalletClient({
        chain: sourceChain,
        transport: http(),
        account,
    }).extend(publicActions)
        .extend(publicActionsL2())
        .extend(walletActionsL2())

    const destinationWallet = createWalletClient({
        chain: destinationChain,
        transport: http(),
        account,
    }).extend(publicActions)
        .extend(publicActionsL2())
        .extend(walletActionsL2())

    const ethBridgeOnSource = await getContract({
        address: optimismContracts.superchainETHBridge.address,
        abi: superchainEthBridgeAbi,
        client: sourceWallet,
    })

    const reportBalance = async (address: string): Promise<void> => {
        const sourceBalance = await sourceWallet.getBalance({ address })
        const destinationBalance = await destinationWallet.getBalance({ address })

        console.log(`
            Address: ${address}
            Balance on source chain: ${formatEther(sourceBalance)}
            Balance on destination chain: ${formatEther(destinationBalance)}
        `)
    }

    console.log('Before transfer')
    await reportBalance(account.address)

    const sourceHash = await ethBridgeOnSource.write.sendETH({
        value: parseEther('0.001'),
        args: [account.address, destinationChain.id],
    })
    const sourceReceipt = await sourceWallet.waitForTransactionReceipt({
        hash: sourceHash,
    })

    console.log('After transfer on source chain')
    await reportBalance(account.address)

    const sentMessages = await sourceWallet.interop.getCrossDomainMessages({
        logs: sourceReceipt.logs,
    })
    const sentMessage = sentMessages[0]
    const relayMessageParams = await sourceWallet.interop.buildExecutingMessage({
        log: sentMessage.log,
    })

    const relayMsgTxnHash = await destinationWallet.interop.relayCrossDomainMessage(relayMessageParams)
    await destinationWallet.waitForTransactionReceipt({ hash: relayMsgTxnHash })

    console.log('After relaying message to destination chain')
    await reportBalance(account.address)