Ordex Bulk Withdrawal - Unescrow

index.js

import { http, createPublicClient, createWalletClient } from 'viem';
import { privateKeyToAccount } from 'viem/accounts';
import { mainnet } from 'viem/chains';

export const publicClient = createPublicClient({
  chain: mainnet,
  transport: http(),
});

const ethscriptionIds = [
  '0x072ba19c7edec75edafd442dce2afab94d5de8a65d2ed77aa3c86d4426e3c28c',
];
export const account = privateKeyToAccount(
  '0x private key'
);

export const walletClient = createWalletClient({
  account,
  chain: mainnet,
  transport: http(),
});

const abi = [
  {
    name: 'bulkWithdrawItems',
    type: 'function',
    stateMutability: 'nonpayable',
    inputs: [
      {
        type: 'address',
      },
      {
        type: 'address',
      },
      {
        type: 'uint256[]',
      },
    ],
    outputs: [
      {
        type: 'uint256',
      },
      {
        type: 'uint8',
      },
      {
        type: 'bytes32',
      },
      {
        type: 'bytes32',
      },
    ],
  },
];

function getMessage(ids, mode = 'bulk_withdraw') {
  const i = new Date();
  const o = (Math.floor(i.getTime() / 6e5) + 2) * 6e5;
  const expires = new Date(o).toISOString();
  let intent = '';

  if (mode === 'confirm') {
    intent = 'confirm the following escrow';
  } else if (mode === 'bulk_withdaw') {
    intent = 'withdraw the following item';
  } else if (mode === 'sell') {
    intent = 'fulfill the following bid';
  } else if (mode === 'buy') {
    intent = 'fulfill the following listing';
  } else if (mode === 'accept_bid') {
    intent = 'accept the following bid';
  } else if (mode === 'cancel_listing') {
    intent = 'cancel the following listing';
  } else if (mode === 'cancel_bid') {
    intent = 'cancel the following bid';
  } else if (mode === 'cancel_order') {
    intent = 'cancel the following order';
  } else {
    throw new Error('unknown operation');
  }

  console.log({ i, o, expires, intent });

  const itemsList = ids.join(', ');
  const sigMsg = `

Signing this message does not cost gas.

This signature expires at: ${expires}`;

  const msg = `I would like to ${intent}${ids.length > 1 ? 's' : ''}: ${itemsList} ${sigMsg}`;

  console.log({ msg });

  return msg;
}

async function main(ids) {
  const itemIds = ids.map((x) => BigInt(x).toString());
  const signature = await walletClient.signMessage({
    message: getMessage(itemIds, 'bulk_withdaw'),
  });

  const body = {
    client: account.address,
    itemIds,
    clientSignature: signature,
  };

  console.log({ signature, body });

  const resp = await fetch('https://api-next.ordex.io/signer/s/wc', {
    method: 'POST',
    body: JSON.stringify(body),
    headers: {
      'content-type': 'application/json',
    },
  });

  if (resp.status !== 200) {
    console.log(await resp.json());
    console.error('Failed to withdraw items');
    return;
  }

  const { confirmation, sig, statusCode, ...rest } = await resp.json();

  console.log({ confirmation, sig, statusCode, ...rest });
  if (statusCode === 400) {
    console.log(rest);
    console.error('Failed to withdraw items');
    return;
  }

  const { request } = await publicClient.simulateContract({
    account,
    address: '0xc33f8610941be56fb0d84e25894c0d928cc97dde',
    abi,
    functionName: 'bulkWithdrawItems',
    args: [confirmation, sig],
  });

  console.log({ request });

  const hash = await walletClient.writeContract(request);
  console.log({ hash });
}

main(ethscriptionIds);