expose wallet isar instance to Manager

lib/services/coins/bitcoin/bitcoin_wallet.dart

@@ -3571,4 +3571,7 @@ class BitcoinWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }

lib/services/coins/bitcoincash/bitcoincash_wallet.dart

@@ -3276,6 +3276,9 @@ class BitcoinCashWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }
 
 // Bitcoincash Network

lib/services/coins/coin_service.dart

@@ -1,3 +1,4 @@
+import 'package:isar/isar.dart';
 import 'package:stackwallet/electrumx_rpc/cached_electrumx.dart';
 import 'package:stackwallet/electrumx_rpc/electrumx.dart';
 import 'package:stackwallet/models/balance.dart';
@@ -294,4 +295,6 @@ abstract class CoinServiceAPI {
   Future<void> updateSentCachedTxData(Map<String, dynamic> txData);
 
   int get storedChainHeight;
+
+  Isar get isarInstance;
 }

lib/services/coins/dogecoin/dogecoin_wallet.dart

@@ -2749,6 +2749,9 @@ class DogecoinWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }
 
 // Dogecoin Network

lib/services/coins/epiccash/epiccash_wallet.dart

@@ -2337,4 +2337,7 @@ class EpicCashWallet extends CoinServiceAPI {
   @override
   Future<List<isar_models.Transaction>> get transactions =>
       isar.transactions.where().findAll();
+
+  @override
+  Isar get isarInstance => isar;
 }

lib/services/coins/firo/firo_wallet.dart

@@ -4873,11 +4873,12 @@ class FiroWallet extends CoinServiceAPI {
   Balance? _balancePrivate;
 
   @override
-  // TODO: implement utxos
   Future<List<isar_models.UTXO>> get utxos => isar.utxos.where().findAll();
 
   @override
-  // TODO: implement transactions
   Future<List<isar_models.Transaction>> get transactions =>
       isar.transactions.where().findAll();
+
+  @override
+  Isar get isarInstance => isar;
 }

lib/services/coins/litecoin/litecoin_wallet.dart

@@ -3623,6 +3623,9 @@ class LitecoinWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }
 
 final litecoin = NetworkType(

lib/services/coins/manager.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:event_bus/event_bus.dart';
 import 'package:flutter/material.dart';
+import 'package:isar/isar.dart';
 import 'package:stackwallet/models/balance.dart';
 import 'package:stackwallet/models/isar/models/isar_models.dart' as isar_models;
 import 'package:stackwallet/models/models.dart';
@@ -214,4 +215,6 @@ class Manager with ChangeNotifier {
   }
 
   int get currentHeight => _currentWallet.storedChainHeight;
+
+  Isar get db => _currentWallet.isarInstance;
 }

lib/services/coins/monero/monero_wallet.dart

@@ -1271,4 +1271,7 @@ class MoneroWallet extends CoinServiceAPI {
   @override
   // TODO: implement utxos
   Future<List<isar_models.UTXO>> get utxos => throw UnimplementedError();
+
+  @override
+  Isar get isarInstance => isar;
 }

lib/services/coins/namecoin/namecoin_wallet.dart

@@ -3615,6 +3615,9 @@ class NamecoinWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }
 
 // Namecoin Network

lib/services/coins/particl/particl_wallet.dart

@@ -3384,6 +3384,9 @@ class ParticlWallet extends CoinServiceAPI {
       return false;
     }
   }
+
+  @override
+  Isar get isarInstance => isar;
 }
 
 // Particl Network

lib/services/coins/wownero/wownero_wallet.dart

@@ -1347,4 +1347,7 @@ class WowneroWallet extends CoinServiceAPI {
   @override
   // TODO: implement utxos
   Future<List<isar_models.UTXO>> get utxos => throw UnimplementedError();
+
+  @override
+  Isar get isarInstance => isar;
 }