seed fixes (#1594)

* seed fixes + jCenter removal

* set seed language to English if none
show error when requesting seed

---------

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

cw_monero/lib/api/wallet.dart

@@ -39,7 +39,7 @@ String getSeed() {
   if (polyseed != "") {
     return polyseed;
   }
-  final legacy = monero.Wallet_seed(wptr!, seedOffset: '');
+  final legacy = getSeedLegacy("English");
   return legacy;
 }
 
@@ -49,6 +49,9 @@ String getSeedLegacy(String? language) {
     monero.Wallet_setSeedLanguage(wptr!, language: language ?? "English");
     legacy = monero.Wallet_seed(wptr!, seedOffset: '');
   }
+  if (monero.Wallet_status(wptr!) != 0) {
+    return monero.Wallet_errorString(wptr!);
+  }
   return legacy;
 }
 

cw_monero/lib/api/wallet_manager.dart

@@ -123,7 +123,16 @@ void restoreWalletFromKeysSync(
     int nettype = 0,
     int restoreHeight = 0}) {
   txhistory = null;
-  final newWptr = monero.WalletManager_createWalletFromKeys(
+  final newWptr = spendKey != ""
+   ? monero.WalletManager_createDeterministicWalletFromSpendKey(
+    wmPtr,
+    path: path,
+    password: password,
+    language: language,
+    spendKeyString: spendKey, 
+    newWallet: true, // TODO(mrcyjanek): safe to remove
+    restoreHeight: restoreHeight)
+   : monero.WalletManager_createWalletFromKeys(
     wmPtr,
     path: path,
     password: password,

cw_wownero/lib/api/wallet.dart

@@ -41,7 +41,7 @@ String getSeed() {
   if (polyseed != "") {
     return polyseed;
   }
-  final legacy = wownero.Wallet_seed(wptr!, seedOffset: '');
+  final legacy = getSeedLegacy(null);
   return legacy;
 }
 
@@ -51,6 +51,9 @@ String getSeedLegacy(String? language) {
     wownero.Wallet_setSeedLanguage(wptr!, language: language ?? "English");
     legacy = wownero.Wallet_seed(wptr!, seedOffset: '');
   }
+  if (wownero.Wallet_status(wptr!) != 0) {
+    return wownero.Wallet_errorString(wptr!);
+  }
   return legacy;
 }
 

cw_wownero/lib/api/wallet_manager.dart

@@ -140,7 +140,16 @@ void restoreWalletFromKeysSync(
     int nettype = 0,
     int restoreHeight = 0}) {
   txhistory = null;
-  final newWptr = wownero.WalletManager_createWalletFromKeys(
+  final newWptr =  spendKey != ""
+   ? wownero.WalletManager_createDeterministicWalletFromSpendKey(
+    wmPtr,
+    path: path,
+    password: password,
+    language: language,
+    spendKeyString: spendKey, 
+    newWallet: true, // TODO(mrcyjanek): safe to remove
+    restoreHeight: restoreHeight)
+   : wownero.WalletManager_createWalletFromKeys(
     wmPtr,
     path: path,
     password: password,

lib/view_model/dashboard/dashboard_view_model.dart

@@ -362,12 +362,15 @@ abstract class DashboardViewModelBase with Store {
     if (wallet.type != WalletType.monero) return [];
     final keys = monero!.getKeys(wallet);
     List<String> errors = [
-      if (keys['privateSpendKey'] == List.generate(64, (index) => "0").join("")) "Private spend key is 0",
+      // leaving these commented out for now, I'll be able to fix that properly in the airgap update
+      // to not cause work duplication, this will do the job as well, it will be slightly less precise
+      // about what happened - but still enough.
+      // if (keys['privateSpendKey'] == List.generate(64, (index) => "0").join("")) "Private spend key is 0",
       if (keys['privateViewKey'] == List.generate(64, (index) => "0").join("")) "private view key is 0",
-      if (keys['publicSpendKey'] == List.generate(64, (index) => "0").join("")) "public spend key is 0",
+      // if (keys['publicSpendKey'] == List.generate(64, (index) => "0").join("")) "public spend key is 0",
-      if (keys['publicViewKey'] == List.generate(64, (index) => "0").join("")) "private view key is 0",
+      if (keys['publicViewKey'] == List.generate(64, (index) => "0").join("")) "public view key is 0",
-      if (wallet.seed == null) "wallet seed is null",
+      // if (wallet.seed == null) "wallet seed is null",
-      if (wallet.seed == "") "wallet seed is empty",
+      // if (wallet.seed == "") "wallet seed is empty",
       if (monero!.getSubaddressList(wallet).getAll(wallet)[0].address == "41d7FXjswpK1111111111111111111111111111111111111111111111111111111111111111111111111111112KhNi4") 
         "primary address is invalid, you won't be able to receive / spend funds",
     ];