add unlock time to monero transaction

cw_bitcoin/lib/electrum_transaction_info.dart

@@ -235,4 +235,6 @@ class ElectrumTransactionInfo extends TransactionInfo {
     m['fee'] = fee;
     return m;
   }
+  @override
+  String? unlockTimeFormatted() => null;
 }

cw_core/lib/transaction_info.dart

@@ -10,10 +10,12 @@ abstract class TransactionInfo extends Object with Keyable {
   late DateTime date;
   late int height;
   late int confirmations;
+  int? unlockTime;
   String amountFormatted();
   String fiatAmount();
   String? feeFormatted();
   void changeFiatAmount(String amount);
+  String? unlockTimeFormatted();
 
   @override
   dynamic get keyIndex => id;

cw_haven/lib/haven_transaction_info.dart

@@ -66,4 +66,7 @@ class HavenTransactionInfo extends TransactionInfo {
   @override
   String feeFormatted() =>
       '${formatAmount(moneroAmountToString(amount: fee))} $assetType';
+
+  @override
+  String? unlockTimeFormatted() => null;
 }

cw_monero/ios/Classes/monero_api.cpp

@@ -134,6 +134,7 @@ extern "C"
         uint64_t blockHeight;
         uint64_t confirmations;
         uint32_t subaddrAccount;
+        uint64_t unlockTime;
         int8_t direction;
         int8_t isPending;
         uint32_t subaddrIndex;
@@ -152,6 +153,7 @@ extern "C"
             std::set<uint32_t>::iterator it = transaction->subaddrIndex().begin();
             subaddrIndex = *it;
             confirmations = transaction->confirmations();
+            unlockTime = transaction->unlockTime();
             datetime = static_cast<int64_t>(transaction->timestamp());            
             direction = transaction->direction();
             isPending = static_cast<int8_t>(transaction->isPending());

cw_monero/lib/api/structs/transaction_info_row.dart

@@ -14,6 +14,9 @@ class TransactionInfoRow extends Struct {
   @Uint64()
   external int confirmations;
 
+  @Uint64()
+  external int unlockTime;
+
   @Uint32()
   external int subaddrAccount;
 

cw_monero/lib/monero_transaction_info.dart

@@ -8,7 +8,7 @@ import 'package:cw_monero/api/transaction_history.dart';
 
 class MoneroTransactionInfo extends TransactionInfo {
   MoneroTransactionInfo(this.id, this.height, this.direction, this.date,
-      this.isPending, this.amount, this.accountIndex, this.addressIndex, this.fee);
+      this.isPending, this.amount, this.accountIndex, this.addressIndex, this.fee, this.unlockTime);
 
   MoneroTransactionInfo.fromMap(Map<String, Object?> map)
       : id = (map['hash'] ?? '') as String,
@@ -22,6 +22,7 @@ class MoneroTransactionInfo extends TransactionInfo {
         amount = map['amount'] as int,
         accountIndex = int.parse(map['accountIndex'] as String),
         addressIndex = map['addressIndex'] as int,
+        unlockTime = map['unlockTime'] as int,
         key = getTxKey((map['hash'] ?? '') as String),
         fee = map['fee'] as int ?? 0 {
           additionalInfo = <String, dynamic>{
@@ -41,6 +42,7 @@ class MoneroTransactionInfo extends TransactionInfo {
         amount = row.getAmount(),
         accountIndex = row.subaddrAccount,
         addressIndex = row.subaddrIndex,
+        unlockTime = row.unlockTime,
         key = getTxKey(row.getHash()),
         fee = row.fee {
           additionalInfo = <String, dynamic>{
@@ -59,6 +61,7 @@ class MoneroTransactionInfo extends TransactionInfo {
   final int amount;
   final int fee;
   final int addressIndex;
+  final int unlockTime;
   String? recipientAddress;
   String? key;
   String? _fiatAmount;
@@ -76,4 +79,17 @@ class MoneroTransactionInfo extends TransactionInfo {
   @override
   String feeFormatted() =>
       '${formatAmount(moneroAmountToString(amount: fee))} XMR';
+
+  @override
+  String? unlockTimeFormatted() {
+    final formattedTime = unlockTime * 2;
+    if (direction == TransactionDirection.outgoing || unlockTime == 0) {
+      return null;
+    }
+
+    if (formattedTime > 500000) {
+      return '>1 year';
+    }
+    return '~ $formattedTime minutes';
+  }
 }

lib/view_model/transaction_details_view_model.dart

@@ -37,8 +37,12 @@ abstract class TransactionDetailsViewModelBase with Store {
       final key = tx.additionalInfo['key'] as String?;
       final accountIndex = tx.additionalInfo['accountIndex'] as int;
       final addressIndex = tx.additionalInfo['addressIndex'] as int;
+      final unlockTimeFormatted = tx.unlockTimeFormatted();
       final feeFormatted = tx.feeFormatted();
       final _items = [
+        if (unlockTimeFormatted != null)
+        StandartListItem(
+            title: 'Unlock time', value: unlockTimeFormatted),
         StandartListItem(
             title: S.current.transaction_details_transaction_id, value: tx.id),
         StandartListItem(