event emitter for react-native wallet creation

packages/react-native/lib/wallet.test.ts

@@ -0,0 +1,19 @@
+import {
+  walletEventEmitter,
+  initializeWallet,
+  getWallet,
+  WalletEvents,
+} from './wallet';
+
+describe('Wallet handler', () => {
+  it('expect to dispatchEvent to webview', async () => {
+    jest.spyOn(walletEventEmitter, 'on');
+
+    await initializeWallet();
+
+    expect(getWallet()).toBeDefined();
+    expect(walletEventEmitter.on).toBeCalledWith(
+      WalletEvents.walletInitialized,
+    );
+  });
+});

packages/react-native/lib/wallet.ts

@@ -1,13 +1,26 @@
+import {EventEmitter} from 'events';
 import {createWallet, IWallet} from '@docknetwork/wallet-sdk-core/src/wallet';
 import {dockDocumentNetworkResolver} from '@docknetwork/wallet-sdk-core/src/network-resolver';
 import {DataStoreConfigs} from '@docknetwork/wallet-sdk-data-store/src/types';
-import { createDIDProvider, IDIDProvider } from '@docknetwork/wallet-sdk-core/src/did-provider';
-import { createMessageProvider, IMessageProvider } from '@docknetwork/wallet-sdk-core/src/message-provider';
+import {
+  createDIDProvider,
+  IDIDProvider,
+} from '@docknetwork/wallet-sdk-core/src/did-provider';
+import {
+  createMessageProvider,
+  IMessageProvider,
+} from '@docknetwork/wallet-sdk-core/src/message-provider';
 
 let wallet: IWallet;
 let didProvider: IDIDProvider;
 let messageProvider: IMessageProvider;
 
+export const WalletEvents = {
+  walletInitialized: 'walletInitialized',
+};
+
+export const walletEventEmitter = new EventEmitter();
+
 export function getWallet() {
   if (!wallet) {
     throw new Error('Wallet not initialized');
@@ -76,5 +89,7 @@ export async function initializeWallet(params: DataStoreConfigs = {} as any) {
 
   setMessageProvider(_messageProvider);
 
+  walletEventEmitter.emit(WalletEvents.walletInitialized);
+
   return _wallet;
 }