@web3auth/no-modal/dist/lib.esm/providers/xrpl-provider/rpc/xrplRpcMiddlewares.js

Multi chain wallet aggregator for web3Auth

import { randomId } from '@toruslabs/base-controllers';
import { mergeMiddleware, createAsyncMiddleware } from '@web3auth/auth';

const RPC_METHODS = {
  GET_ACCOUNTS: "xrpl_getAccounts",
  GET_KEY_PAIR: "xrpl_getKeyPair",
  GET_PUBLIC_KEY: "xrpl_getPublicKey",
  SIGN_MESSAGE: "xrpl_signMessage",
  SIGN_TRANSACTION: "xrpl_signTransaction",
  SUBMIT_TRANSACTION: "xrpl_submitTransaction",
  SWITCH_CHAIN: "xrpl_switchChain",
  CHAIN_ID: "xrpl_chainId",
  PROVIDER_CHAIN_CONFIG: "xrpl_providerChainConfig"
};
function createGetAccountsMiddleware({
  getAccounts
}) {
  return createAsyncMiddleware(async (request, response, next) => {
    const {
      method
    } = request;

    // hack to override big ids from fetch middleware which are not supported in xrpl servers
    // TODO: fix this for xrpl controllers.
    request.id = randomId();
    if (method !== RPC_METHODS.GET_ACCOUNTS) return next();
    if (!getAccounts) throw new Error("WalletMiddleware - opts.getAccounts not provided");
    // This calls from the prefs controller
    const accounts = await getAccounts(request);
    response.result = accounts;
    return undefined;
  });
}
function createGenericJRPCMiddleware(targetMethod, handler) {
  return createAsyncMiddleware(async (request, response, next) => {
    const {
      method
    } = request;
    if (method !== targetMethod) return next();
    if (!handler) throw new Error(`WalletMiddleware - ${targetMethod} not provided`);
    const result = await handler(request);
    response.result = result;
    return undefined;
  });
}
function createXRPLMiddleware(providerHandlers) {
  const {
    getAccounts,
    submitTransaction,
    signTransaction,
    signMessage,
    getKeyPair,
    getPublicKey
  } = providerHandlers;
  return mergeMiddleware([createGetAccountsMiddleware({
    getAccounts
  }), createGenericJRPCMiddleware(RPC_METHODS.SIGN_TRANSACTION, signTransaction), createGenericJRPCMiddleware(RPC_METHODS.SUBMIT_TRANSACTION, submitTransaction), createGenericJRPCMiddleware(RPC_METHODS.SIGN_MESSAGE, signMessage), createGenericJRPCMiddleware(RPC_METHODS.GET_KEY_PAIR, getKeyPair), createGenericJRPCMiddleware(RPC_METHODS.GET_PUBLIC_KEY, getPublicKey)]);
}
function creatXrplChainSwitchMiddleware({
  switchChain
}) {
  return mergeMiddleware([createGenericJRPCMiddleware(RPC_METHODS.SWITCH_CHAIN, switchChain)]);
}

export { RPC_METHODS, creatXrplChainSwitchMiddleware, createGenericJRPCMiddleware, createGetAccountsMiddleware, createXRPLMiddleware };