Generic enhancements (#1464)

* Fix wallet not considering seed length for Tron, Polygon and Solana

* Change Trocador to be prioritized if same rate [skip ci]

lib/core/wallet_creation_service.dart

@@ -58,7 +58,7 @@ class WalletCreationService {
     checkIfExists(credentials.name);
     final password = generateWalletPassword();
     credentials.password = password;
-    if (type == WalletType.bitcoinCash || type == WalletType.ethereum) {
+    if (_hasSeedPhraseLengthOption) {
       credentials.seedPhraseLength = settingsStore.seedPhraseLength.value;
     }
     await keyService.saveWalletPassword(password: password, walletName: credentials.name);
@@ -72,6 +72,25 @@ class WalletCreationService {
     return wallet;
   }
 
+  bool get _hasSeedPhraseLengthOption {
+    switch (type) {
+      case WalletType.ethereum:
+      case WalletType.bitcoinCash:
+      case WalletType.polygon:
+      case WalletType.solana:
+      case WalletType.tron:
+        return true;
+      case WalletType.monero:
+      case WalletType.none:
+      case WalletType.bitcoin:
+      case WalletType.litecoin:
+      case WalletType.haven:
+      case WalletType.nano:
+      case WalletType.banano:
+        return false;
+    }
+  }
+
   Future<WalletBase> restoreFromKeys(WalletCredentials credentials, {bool? isTestnet}) async {
     checkIfExists(credentials.name);
     final password = generateWalletPassword();

lib/view_model/exchange/exchange_view_model.dart

@@ -154,11 +154,11 @@ abstract class ExchangeViewModelBase extends WalletChangeListenerViewModel with
         ChangeNowExchangeProvider(settingsStore: _settingsStore),
         SideShiftExchangeProvider(),
         SimpleSwapExchangeProvider(),
-        TrocadorExchangeProvider(
-            useTorOnly: _useTorOnly, providerStates: _settingsStore.trocadorProviderStates),
         ThorChainExchangeProvider(tradesStore: trades),
         if (FeatureFlag.isExolixEnabled) ExolixExchangeProvider(),
         QuantexExchangeProvider(),
+        TrocadorExchangeProvider(
+            useTorOnly: _useTorOnly, providerStates: _settingsStore.trocadorProviderStates),
       ];
 
   @observable