research-ocp-fhe/demo-frontend/lib/wagmi-etheres-adapter.ts

import {
  Config,
  GetConnectorClientReturnType,
  GetPublicClientReturnType,
} from '@wagmi/core';
import { BrowserProvider, JsonRpcSigner } from 'ethers';

export function clientToSigner(
  client: GetConnectorClientReturnType<Config, number>
) {
  const { account, chain, transport } = client;
  const network = {
    chainId: chain.id,
    name: chain.name,
    ensAddress: chain.contracts?.ensRegistry?.address,
  };
  console.log(
    'Creating signer with account:',
    account.address,
    'and chain:',
    network
  );
  const provider = new BrowserProvider(transport, network);
  const signer = new JsonRpcSigner(provider, account.address);
  return signer;
}

export function clientToEthersTransport(
  client: NonNullable<GetPublicClientReturnType<Config, number>>
) {
  return client.transport;
}