forked from cerc-io/laconic-wallet
150f10b91f
* Connect with dapp using WalletConnect * Pair dapp with wallet * Sign message taken from dapp and return the signature * Add todos * Move wallet connect functions to seperate screen * Change ui * Change ui for wc modals * Add styles * Remove border radius at the bottom * Make review changes * Add dependancy to useEffect * Move pairing modal methods --------- Co-authored-by: Adw8 <adwait@deepstacksoft.com>
73 lines
2.6 KiB
TypeScript
73 lines
2.6 KiB
TypeScript
// Taken from https://medium.com/walletconnect/how-to-build-a-wallet-in-react-native-with-the-web3wallet-sdk-b6f57bf02f9a
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import {
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EIP155_CHAINS,
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EIP155_SIGNING_METHODS,
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TEIP155Chain,
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} from './EIP155Lib';
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import { eip155Wallets } from './EIP155Wallet';
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import {
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getSignParamsMessage,
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getSignTypedDataParamsData,
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getWalletAddressFromParams,
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} from './Helpers';
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import { formatJsonRpcError, formatJsonRpcResult } from '@json-rpc-tools/utils';
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import { SignClientTypes } from '@walletconnect/types';
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import { getSdkError } from '@walletconnect/utils';
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import { providers } from 'ethers';
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import { currentETHAddress } from './WalletConnectUtils';
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export async function approveEIP155Request(
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requestEvent: SignClientTypes.EventArguments['session_request'],
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) {
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const { params, id } = requestEvent;
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const { chainId, request } = params;
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const wallet =
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eip155Wallets[getWalletAddressFromParams([currentETHAddress], params)];
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switch (request.method) {
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case EIP155_SIGNING_METHODS.PERSONAL_SIGN:
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case EIP155_SIGNING_METHODS.ETH_SIGN:
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const message = getSignParamsMessage(request.params);
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const signedMessage = await wallet.signMessage(message);
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return formatJsonRpcResult(id, signedMessage);
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case EIP155_SIGNING_METHODS.ETH_SIGN_TYPED_DATA:
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case EIP155_SIGNING_METHODS.ETH_SIGN_TYPED_DATA_V3:
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case EIP155_SIGNING_METHODS.ETH_SIGN_TYPED_DATA_V4:
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const {
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domain,
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types,
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message: data,
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} = getSignTypedDataParamsData(request.params);
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// https://github.com/ethers-io/ethers.js/issues/687#issuecomment-714069471
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delete types.EIP712Domain;
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const signedData = await wallet._signTypedData(domain, types, data);
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return formatJsonRpcResult(id, signedData);
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case EIP155_SIGNING_METHODS.ETH_SEND_TRANSACTION:
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const provider = new providers.JsonRpcProvider(
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EIP155_CHAINS[chainId as TEIP155Chain].rpc,
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);
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const sendTransaction = request.params[0];
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const connectedWallet = wallet.connect(provider);
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const { hash } = await connectedWallet.sendTransaction(sendTransaction);
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return formatJsonRpcResult(id, hash);
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case EIP155_SIGNING_METHODS.ETH_SIGN_TRANSACTION:
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const signTransaction = request.params[0];
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const signature = await wallet.signTransaction(signTransaction);
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return formatJsonRpcResult(id, signature);
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default:
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throw new Error(getSdkError('INVALID_METHOD').message);
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}
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}
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export function rejectEIP155Request(
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request: SignClientTypes.EventArguments['session_request'],
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) {
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const { id } = request;
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return formatJsonRpcError(id, getSdkError('USER_REJECTED_METHODS').message);
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}
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