From 97604a792f1cc0d190821629ae3ca93e0155e83a Mon Sep 17 00:00:00 2001
From: julian <julian@cypherstack.com>
Date: Thu, 2 Feb 2023 15:48:06 -0600
Subject: [PATCH] fix offline wallet creation for namecoin and particl

---
 .../coins/namecoin/namecoin_wallet.dart       | 26 +++++++++++--------
 .../coins/particl/particl_wallet.dart         | 26 +++++++++++--------
 2 files changed, 30 insertions(+), 22 deletions(-)

diff --git a/lib/services/coins/namecoin/namecoin_wallet.dart b/lib/services/coins/namecoin/namecoin_wallet.dart
index 1ee89d95f..3129ed765 100644
--- a/lib/services/coins/namecoin/namecoin_wallet.dart
+++ b/lib/services/coins/namecoin/namecoin_wallet.dart
@@ -1438,17 +1438,21 @@ class NamecoinWallet extends CoinServiceAPI
     Logging.instance
         .log("IS_INTEGRATION_TEST: $integrationTestFlag", level: LogLevel.Info);
     if (!integrationTestFlag) {
-      final features = await electrumXClient.getServerFeatures();
-      Logging.instance.log("features: $features", level: LogLevel.Info);
-      switch (coin) {
-        case Coin.namecoin:
-          if (features['genesis_hash'] != GENESIS_HASH_MAINNET) {
-            throw Exception("genesis hash does not match main net!");
-          }
-          break;
-        default:
-          throw Exception(
-              "Attempted to generate a NamecoinWallet using a non namecoin coin type: ${coin.name}");
+      try {
+        final features = await electrumXClient.getServerFeatures();
+        Logging.instance.log("features: $features", level: LogLevel.Info);
+        switch (coin) {
+          case Coin.namecoin:
+            if (features['genesis_hash'] != GENESIS_HASH_MAINNET) {
+              throw Exception("genesis hash does not match main net!");
+            }
+            break;
+          default:
+            throw Exception(
+                "Attempted to generate a NamecoinWallet using a non namecoin coin type: ${coin.name}");
+        }
+      } catch (e, s) {
+        Logging.instance.log("$e/n$s", level: LogLevel.Info);
       }
     }
 
diff --git a/lib/services/coins/particl/particl_wallet.dart b/lib/services/coins/particl/particl_wallet.dart
index 625b4d384..7b99eae00 100644
--- a/lib/services/coins/particl/particl_wallet.dart
+++ b/lib/services/coins/particl/particl_wallet.dart
@@ -1353,17 +1353,21 @@ class ParticlWallet extends CoinServiceAPI with WalletCache, WalletDB {
     Logging.instance
         .log("IS_INTEGRATION_TEST: $integrationTestFlag", level: LogLevel.Info);
     if (!integrationTestFlag) {
-      final features = await electrumXClient.getServerFeatures();
-      Logging.instance.log("features: $features", level: LogLevel.Info);
-      switch (coin) {
-        case Coin.particl:
-          if (features['genesis_hash'] != GENESIS_HASH_MAINNET) {
-            throw Exception("genesis hash does not match main net!");
-          }
-          break;
-        default:
-          throw Exception(
-              "Attempted to generate a ParticlWallet using a non particl coin type: ${coin.name}");
+      try {
+        final features = await electrumXClient.getServerFeatures();
+        Logging.instance.log("features: $features", level: LogLevel.Info);
+        switch (coin) {
+          case Coin.particl:
+            if (features['genesis_hash'] != GENESIS_HASH_MAINNET) {
+              throw Exception("genesis hash does not match main net!");
+            }
+            break;
+          default:
+            throw Exception(
+                "Attempted to generate a ParticlWallet using a non particl coin type: ${coin.name}");
+        }
+      } catch (e, s) {
+        Logging.instance.log("$e/n$s", level: LogLevel.Info);
       }
     }