Cw 1551 quick bitcoin wallet sync (#3446)

* add Wallet Accounts page and integrate UI

* account model refactor

* add walletInfoAccount table and API

* add WalletAccountList API

* add multi-account support for Electrum wallets

* add Bitcoin lightning card and card style handling

* refine account filtering and card selection

* update current account balance on wallet changes

* update configure.dar

* Use named parameters for card design

* Add Bitcoin account handling and refactor lookup

* refactor dashboard

* refactor cards UI and account balance handling

* Improve Bitcoin account selection and balances

* restrict unspent coin usage to current account

* filter transactions by current Bitcoin account

* refactor electrum wallet

* refactor address generation

* add accountIndex to address fetch logic

* Update configure.dart

* reload transactions on Bitcoin account change

* restore multiple BTC accounts and improve fetch

* show account balance with in btc

* track account index in Bitcoin transactions

* discover btc BIP39 accounts during restore

* fix account switching and card ordering bugs

* fix card customizer

* limit account name length in modal

* update BTC account list balance display

* auto-reformat

* formating fix

* skip HD map validation

* fix 0 balance issue

* minor fix

* quick bitcoin wallet sync

* restore shuffle change output

* restore address lookup fix

* Update electrum.dart

* remove account customizer

* Merge branch 'CW-1142-Add-accounts-feature-to-BTC' into CW-1551-Quick-Bitcoin-Wallet-Sync

* probe only segwit in account discovery

* add account discovery limit and tracking

* Improve Electrum sync account handling [skip ci]

* remove legacy monero account and address list UI

* rework BTC account balance refres

* avoid unnecessary BTC account reloads

* refactor account header in addresses page

* fix blank popup when editing an account

* fix: dedupe UTXO balance

* minor fix

* add Bitcoin current account API

* Apply batched suggestions from code review [skip ci]

Co-authored-by: Omar Hatem <omarh.ismail1@gmail.com>

* address PR review comments [skip ci]

* remove account customizer and fix accounts init

* restrict extra BTC accounts to SegWit

* add BTC multi-account toggle

* Fix BTC sync gating and account balance update

* minor fix

* Update electrum_wallet.dart

* store selected account on WalletInfo

* Refine wallet account reset visibility

* refactor BTC address prep and move accounts page

* refactor account stack and customizer routing

* migrate legacy Lightning card styles

* unify dashboard account change state

* fix account routing and Electrum balances

* fix account setup and wallet cards UI

* disable Bitcoin Accounts for all hardware

* merge conflicts fix

* minor fixes

* update cards_view [skip ci]

* reverted cards view update [skip ci]

* fix asset name

* moved the transaction filtering into the electrum wallet

* localization

* disable accounts for watch-only wallets

* fix: stop card render from switching the wallet account

* fix: restore Lightning transactions in tx history

* minor fix

* fix: skip duplicate legacy address generation [skip ci]

* fix: correct account balance/design mismatch bugs

* addressing review comments

---------

Co-authored-by: Robert Malikowski <malikowskirobert@gmail.com>
Co-authored-by: Omar Hatem <omarh.ismail1@gmail.com>

lib/bitcoin/cw_bitcoin.dart

@@ -256,7 +256,10 @@ class CWBitcoin extends Bitcoin {
   List<BitcoinUnspent> getUnspents(Object wallet,
       {UnspentCoinType coinTypeToSpendFrom = UnspentCoinType.any}) {
     final bitcoinWallet = wallet as ElectrumWallet;
-    return bitcoinWallet.unspentCoins.where((element) {
+
+    final coins = bitcoinWallet.unspentCoinsForCurrentAccount;
+
+    return coins.where((element) {
       switch (coinTypeToSpendFrom) {
         case UnspentCoinType.mweb:
           return element.bitcoinAddressRecord.type == SegwitAddresType.mweb;
@@ -919,4 +922,36 @@ class CWBitcoin extends Bitcoin {
     }
     return null;
   }
+
+  @override
+  ElectrumBalance balanceForAccount(Object wallet, int accountIndex) {
+    final bitcoinWallet = wallet as ElectrumWallet;
+    return bitcoinWallet.balanceForAccount(accountIndex);
+  }
+
+  @override
+  Map<int, Object> accountBalancesSnapshot(Object wallet) {
+    final bitcoinWallet = wallet as ElectrumWallet;
+    return Map<int, Object>.of(bitcoinWallet.accountBalances);
+  }
+
+  @override
+  List<TransactionInfo> getCurrentAccountBitcoinTransactions(Object wallet) =>
+      (wallet as ElectrumWallet).currentAccountBitcoinTransactions;
+
+  @override
+  Future<void> setCurrentAccount(Object wallet, int accountIndex) async {
+    final bitcoinWallet = wallet as ElectrumWallet;
+    await bitcoinWallet.setCurrentAccount(accountIndex);
+  }
+
+  @override
+  Future<Account> getCurrentAccount(Object wallet) async {
+    final electrumWallet = wallet as ElectrumWallet;
+    final acc = await electrumWallet.loadCurrentAccount();
+    return Account(
+        id: acc.accountIndex,
+        label: acc.label,
+        balance: electrumWallet.balanceForAccount(acc.accountIndex).confirmed.toString());
+  }
 }