autsequi/src/providers/connectors/walletconnect.ts

Web3modal's provider layer abstraction for simple implementation of web3 wallet connections

import { IAbstractConnectorOptions, getChainId } from '../../helpers';

export interface IWalletConnectConnectorOptions
  extends IAbstractConnectorOptions {
  infuraId?: string;
  rpc?: { [chainId: number]: string };
  bridge?: string;
  qrcode?: boolean;
}

const ConnectToWalletConnect = (
  WalletConnectProvider: any,
  opts: IWalletConnectConnectorOptions
) => {
  return new Promise(async (resolve, reject) => {
    let bridge = 'https://bridge.walletconnect.org';
    let qrcode = true;
    let infuraId = '';
    let rpc = undefined;
    let chainId = 1;
    console.log('wallet connect'); // todo remove dev item
    if (opts) {
      bridge = opts.bridge || bridge;
      qrcode = typeof opts.qrcode !== 'undefined' ? opts.qrcode : qrcode;
      infuraId = opts.infuraId || '';
      rpc = opts.rpc || undefined;
      chainId =
        opts.network && getChainId(opts.network) ? getChainId(opts.network) : 1;
    }

    const provider = new WalletConnectProvider({
      bridge,
      qrcode,
      infuraId,
      rpc,
      chainId,
    });
    try {
      await provider.enable();
      resolve(provider);
    } catch (e) {
      reject(e);
    }
  });
};

export default ConnectToWalletConnect;