solution: create shadow entry when adding new coin

Author: BOOMER74

packages/react-app/src/create-wallet/CreateWalletScreen.tsx

@@ -16,7 +16,7 @@ import { connect } from 'react-redux';
 import CreateWalletWizard from './CreateWalletWizard';
 import { Result, isLedger, isPk, isPkJson, isPkRaw, isSeedCreate, isSeedSelected } from './flow/types';
 
-type NewEntry = AddEntry & { additional: boolean };
+type NewEntry = AddEntry & { shadow: boolean };
 
 type StateProps = {
   blockchains: IBlockchain[];
@@ -39,7 +39,7 @@ function entriesForBlockchains(
   indexes: HDPathIndexes,
 ): NewEntry[] {
   const entries = blockchains.map<NewEntry>((blockchain) => ({
-    additional: false,
+    shadow: false,
     blockchain: blockchainCodeToId(blockchain),
     key: {
       address: addresses[blockchain],
@@ -62,7 +62,7 @@ function entriesForBlockchains(
     if (entry != null) {
       additionalEntries.push({
         ...entry,
-        additional: true,
+        shadow: true,
         blockchain: blockchainCodeToId(blockchain === BlockchainCode.ETC ? BlockchainCode.ETH : BlockchainCode.ETC),
       });
     }
@@ -129,7 +129,7 @@ export default connect(
 
                 entries.push({
                   ...pkEntry,
-                  additional: false,
+                  shadow: false,
                   blockchain: blockchainCodeToId(blockchainCode),
                 });
               } else if (isPkRaw(type)) {
@@ -143,7 +143,7 @@ export default connect(
 
                 entries.push({
                   ...pkEntry,
-                  additional: false,
+                  shadow: false,
                   blockchain: blockchainCodeToId(blockchainCode),
                 });
               }
@@ -156,7 +156,7 @@ export default connect(
                 entries.push({
                   ...pkEntry,
                   blockchain,
-                  additional: true,
+                  shadow: true,
                 });
               }
             } else if (isLedger(type)) {
@@ -171,8 +171,8 @@ export default connect(
               exactEntries: AddEntry[];
               receiveDisabled: Array<{ blockchain: number; address?: string }>;
             }>(
-              (carry, { additional, ...entry }) => {
-                if (additional) {
+              (carry, { shadow, ...entry }) => {
+                if (shadow) {
                   return {
                     exactEntries: [...carry.exactEntries, entry],
                     receiveDisabled: [

packages/store/src/accounts/sagas.ts

@@ -8,6 +8,7 @@ import {
 } from '@emeraldpay/emerald-vault-core';
 import { BitcoinEntry, isBitcoinEntry, isEthereumEntry } from '@emeraldpay/emerald-vault-core/lib/types';
 import {
+  BlockchainCode,
   Blockchains,
   IpcCommands,
   PersistentState,
@@ -204,14 +205,41 @@ function* createHdAddress(vault: IEmeraldVault, action: ICreateHdEntry): SagaIte
       return;
     }
 
-    ipcRenderer.send(IpcCommands.BALANCE_SUBSCRIBE, blockchain, entry.id, [entry.address.value]);
-
     const tokenRegistry = new TokenRegistry(action.tokens);
 
     const tokens = tokenRegistry.byBlockchain(blockchain);
 
-    yield put(requestTokensBalances(blockchain, tokens, entry.address.value));
+    if (blockchain === BlockchainCode.ETC || blockchain === BlockchainCode.ETH) {
+      const addShadowEntry = {
+        ...addEntry,
+        blockchain: blockchainCodeToId(blockchain === BlockchainCode.ETH ? BlockchainCode.ETC : BlockchainCode.ETH),
+      };
+
+      const shadowEntryId = yield call(vault.addEntry, walletId, addShadowEntry);
+
+      yield call(vault.setEntryReceiveDisabled, shadowEntryId, true);
+
+      wallet = yield call(vault.getWallet, walletId);
+
+      const shadowEntry = wallet.entries.find(({ id }) => id === shadowEntryId);
+
+      if (shadowEntry?.address?.value != null) {
+        const { value: shadowAddress } = shadowEntry.address;
+
+        ipcRenderer.send(IpcCommands.BALANCE_SUBSCRIBE, blockchain, shadowEntryId, [shadowAddress]);
+
+        yield put(requestTokensBalances(blockchain, tokens, shadowAddress));
+        yield put(hdAccountCreated(wallet.id, shadowEntry));
+      }
+    }
+
+    const { value: entryAddress } = entry.address;
+
+    ipcRenderer.send(IpcCommands.BALANCE_SUBSCRIBE, blockchain, entry.id, [entryAddress]);
+
+    yield put(requestTokensBalances(blockchain, tokens, entryAddress));
     yield put(hdAccountCreated(wallet.id, entry));
+
     yield put(screen.actions.gotoScreen(screen.Pages.WALLET, wallet.id));
   } catch (error) {
     if (error instanceof Error) {