@web3auth/no-modal/dist/lib.esm/providers/ethereum-provider/rpc/jrpcClient.js

Multi chain wallet aggregator for web3Auth

import { createFetchMiddleware } from '@toruslabs/base-controllers';
import { mergeMiddleware } from '@web3auth/auth';

function createEthChainIdMiddleware(chainId) {
  return (req, res, next, end) => {
    if (req.method === "eth_chainId") {
      res.result = chainId;
      return end();
    }
    return next();
  };
}
function createEthProviderConfigMiddleware(providerConfig) {
  return (req, res, next, end) => {
    if (req.method === "eth_provider_config") {
      res.result = providerConfig;
      return end();
    }
    return next();
  };
}
function createEthJsonRpcClient(providerConfig) {
  const {
    chainId,
    rpcTarget
  } = providerConfig;
  const fetchMiddleware = createFetchMiddleware({
    rpcTarget
  });
  const networkMiddleware = mergeMiddleware([createEthChainIdMiddleware(chainId), createEthProviderConfigMiddleware(providerConfig), fetchMiddleware]);
  return {
    networkMiddleware,
    fetchMiddleware
  };
}

export { createEthChainIdMiddleware, createEthJsonRpcClient, createEthProviderConfigMiddleware };