monero fixes (#1581)

* correct comparision while syncing

* fix issue from report 25916.txt

* return proper address even if numSubaddresses returned 0

cw_monero/lib/api/subaddress_list.dart

@@ -42,12 +42,16 @@ class Subaddress {
 
 List<Subaddress> getAllSubaddresses() {
   final size = monero.Wallet_numSubaddresses(wptr!, accountIndex: subaddress!.accountIndex);
-  return List.generate(size, (index) {
+  final list = List.generate(size, (index) {
     return Subaddress(
       accountIndex: subaddress!.accountIndex,
       addressIndex: index,
     );
   }).reversed.toList();
+  if (list.length == 0) {
+    list.add(Subaddress(addressIndex: subaddress!.accountIndex, accountIndex: 0));
+  }
+  return list;
 }
 
 void addSubaddressSync({required int accountIndex, required String label}) {

cw_monero/lib/api/wallet.dart

@@ -131,7 +131,7 @@ void storeSync() async {
     return monero.Wallet_synchronized(Pointer.fromAddress(addr));
   });
   if (lastStorePointer == wptr!.address &&
-      lastStoreHeight + 5000 < monero.Wallet_blockChainHeight(wptr!) &&
+      lastStoreHeight + 5000 > monero.Wallet_blockChainHeight(wptr!) &&
       !synchronized) {
     return;
   }

cw_monero/lib/monero_wallet_addresses.dart

@@ -109,7 +109,7 @@ abstract class MoneroWalletAddressesBase extends WalletAddresses with Store {
         accountIndex: accountIndex,
         defaultLabel: defaultLabel,
         usedAddresses: usedAddresses.toList());
-    subaddress = subaddressList.subaddresses.last;
+    subaddress = (subaddressList.subaddresses.isEmpty) ? Subaddress(id: 0, address: address, label: defaultLabel) : subaddressList.subaddresses.last;
     address = subaddress!.address;
   }
 

cw_wownero/lib/api/subaddress_list.dart

@@ -41,12 +41,16 @@ class Subaddress {
 
 List<Subaddress> getAllSubaddresses() {
   final size = wownero.Wallet_numSubaddresses(wptr!, accountIndex: subaddress!.accountIndex);
-  return List.generate(size, (index) {
+  final list = List.generate(size, (index) {
     return Subaddress(
       accountIndex: subaddress!.accountIndex,
       addressIndex: index,
     );
   }).reversed.toList();
+  if (list.isEmpty) {
+    list.add(Subaddress(addressIndex: 0, accountIndex: subaddress!.accountIndex));
+  }
+  return list;
 }
 
 void addSubaddressSync({required int accountIndex, required String label}) {

cw_wownero/lib/wownero_wallet_addresses.dart

@@ -109,7 +109,7 @@ abstract class WowneroWalletAddressesBase extends WalletAddresses with Store {
         accountIndex: accountIndex,
         defaultLabel: defaultLabel,
         usedAddresses: usedAddresses.toList());
-    subaddress = subaddressList.subaddresses.last;
+    subaddress = (subaddressList.subaddresses.isEmpty) ? Subaddress(id: 0, address: address, label: defaultLabel) : subaddressList.subaddresses.last;
     address = subaddress!.address;
   }