Fix Scam tokens handling and make it persistent (#2138)

* Fix Scam tokens handling and make it persistent

* Add potential scam text next to scam tokens

* change UI of potential scam text

lib/solana/cw_solana.dart

@@ -99,6 +99,7 @@ class CWSolana extends Solana {
       mint: token.name.toUpperCase(),
       enabled: token.enabled,
       iconPath: token.iconPath,
+      isPotentialScam: token.isPotentialScam,
     );
 
     await (wallet as SolanaWallet).addSPLToken(splToken);

lib/src/screens/dashboard/edit_token_page.dart

@@ -217,12 +217,13 @@ class _EditTokenPageBodyState extends State<EditTokenPageBody> {
 
                             bool isPotentialScam = hasPotentialError;
                             final tokenSymbol = _tokenSymbolController.text.toUpperCase();
-                            
+
                             // check if the token symbol is the same as any of the base currencies symbols (ETH, SOL, POL, TRX, etc):
                             // if it is, then it's probably a scam unless it's in the whitelist
                             final baseCurrencySymbols =
                                 CryptoCurrency.all.map((e) => e.title.toUpperCase()).toList();
-                            if (baseCurrencySymbols.contains(tokenSymbol) && !isWhitelisted) {
+                            if (baseCurrencySymbols.contains(tokenSymbol.trim().toUpperCase()) &&
+                                !isWhitelisted) {
                               isPotentialScam = true;
                             }
 

lib/src/screens/dashboard/pages/balance/balance_row_widget.dart

@@ -16,7 +16,6 @@ import 'package:cw_core/unspent_coin_type.dart';
 import 'package:flutter/material.dart';
 import 'package:fluttertoast/fluttertoast.dart';
 import 'package:url_launcher/url_launcher.dart';
-import 'package:cake_wallet/themes/theme_base.dart';
 
 class BalanceRowWidget extends StatelessWidget {
   BalanceRowWidget({
@@ -66,8 +65,6 @@ class BalanceRowWidget extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    bool brightThemeType = false;
-    if (dashboardViewModel.settingsStore.currentTheme.type == ThemeType.bright) brightThemeType = true;
     return Column(
       children: [
         Container(
@@ -221,7 +218,33 @@ class BalanceRowWidget extends StatelessWidget {
                       ),
                     ],
                   ),
-                  //),
+                  if (currency.isPotentialScam)
+                    Container(
+                      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+                      margin: EdgeInsets.only(top: 4),
+                      decoration: BoxDecoration(
+                        color: Colors.red[800],
+                        borderRadius: BorderRadius.circular(8),
+                      ),
+                      child: Row(
+                        mainAxisSize: MainAxisSize.min,
+                        children: [
+                          Icon(
+                            Icons.warning_amber_outlined,
+                            size: 16,
+                            color: Colors.white,
+                          ),
+                          const SizedBox(width: 4),
+                          Text(
+                            S.of(context).potential_scam,
+                            style: TextStyle(
+                              color: Colors.white,
+                              fontWeight: FontWeight.w700,
+                            ),
+                          ),
+                        ],
+                      ),
+                    ),
                   if (frozenBalance.isNotEmpty)
                     Column(
                       crossAxisAlignment: CrossAxisAlignment.start,

lib/tron/cw_tron.dart

@@ -84,6 +84,7 @@ class CWTron extends Tron {
       decimal: token.decimals,
       enabled: token.enabled,
       iconPath: token.iconPath,
+      isPotentialScam: token.isPotentialScam,
     );
     await (wallet as TronWallet).addTronToken(tronToken);
   }

lib/view_model/dashboard/balance_view_model.dart

@@ -229,7 +229,7 @@ abstract class BalanceViewModelBase with Store {
                 formattedAssetTitle: _formatterAsset(key)));
       }
       final fiatCurrency = settingsStore.fiatCurrency;
-      final price = fiatConvertationStore.prices[key] ?? 0;
+      final price = key.isPotentialScam ? 0.0 : fiatConvertationStore.prices[key] ?? 0;
 
       // if (price == null) {
       //   throw Exception('Price is null for: $key');

lib/view_model/dashboard/home_settings_view_model.dart

@@ -83,6 +83,7 @@ abstract class HomeSettingsViewModelBase with Store {
           decimal: token.decimals,
           contractAddress: contractAddress,
           iconPath: token.iconPath,
+          isPotentialScam: token.isPotentialScam,
         );
 
         await ethereum!.addErc20Token(_balanceViewModel.wallet, erc20token);
@@ -95,6 +96,7 @@ abstract class HomeSettingsViewModelBase with Store {
           decimal: token.decimals,
           contractAddress: contractAddress,
           iconPath: token.iconPath,
+          isPotentialScam: token.isPotentialScam,
         );
         await polygon!.addErc20Token(_balanceViewModel.wallet, polygonToken);
       }