Activate Stellar in imported wallets

app/lib/helpers/flags.dart

@@ -95,6 +95,11 @@ class Flags {
         await Flags().hasFlagValueByFeatureName('council-member');
     Globals().registrarURL =
         (await Flags().getFlagValueByFeatureName('registrar-url')).toString();
+
+    Globals().activationServiceAddress = (await Flags()
+        .getFlagValueByFeatureName('activation-service-address'))
+        .toString();    
+
   }
 
   Future<bool> hasFlagValueByFeatureName(String name) async {

app/lib/helpers/globals.dart

@@ -5,9 +5,7 @@ import 'package:threebotlogin/models/payment_request.dart';
 
 class NoAnimationTabController extends TabController {
   NoAnimationTabController(
-      {super.initialIndex,
-      required super.length,
-      required super.vsync});
+      {super.initialIndex, required super.length, required super.vsync});
 
   @override
   void animateTo(int value,
@@ -76,6 +74,8 @@ class Globals {
   int emailSentOn = 0;
   int emailMinutesCoolDown = 1;
 
+  String activationServiceAddress = '';
+
   ValueNotifier<bool> hidePhoneButton = ValueNotifier(false);
 
   static final Globals _singleton = Globals._internal();

app/lib/screens/farm_details.dart

@@ -74,7 +74,7 @@ class _FarmDetailsState extends State<FarmDetails> {
 
     try {
       final balance = await getBalanceByAccountId(address);
-      if (balance == '-1') {
+      if (double.parse(balance) <= -1) {
         setState(() {
           stellarAddressError = 'Wallet not activated on stellar';
         });
@@ -120,7 +120,7 @@ class _FarmDetailsState extends State<FarmDetails> {
 
     try {
       final balance = await getBalanceByAccountId(newAddress);
-      if (balance == '-1') {
+      if (double.parse(balance) <= -1) {
         if (context.mounted) {
           ScaffoldMessenger.of(context).clearSnackBars();
           ScaffoldMessenger.of(context).showSnackBar(SnackBar(

app/lib/screens/wallets/bridge.dart

@@ -148,7 +148,7 @@ class _WalletBridgeScreenState extends ConsumerState<WalletBridgeScreen> {
         return false;
       }
       final toAddrBalance = await Stellar.getBalanceByAccountId(toAddress);
-      if (toAddrBalance == '-1') {
+      if (double.parse(toAddrBalance) <= -1) {
         toAddressError = 'Address must be active and have TFT trustline';
         return false;
       }
@@ -209,7 +209,8 @@ class _WalletBridgeScreenState extends ConsumerState<WalletBridgeScreen> {
   @override
   Widget build(BuildContext context) {
     List<Wallet> wallets = ref.read(walletsNotifier);
-    final bool disableDeposit = widget.wallet.stellarBalance == '-1';
+    final bool disableDeposit =
+        double.parse(widget.wallet.stellarBalance) <= -1;
     if (disableDeposit && !isWithdraw) {
       onTransactionChange(BridgeOperation.Withdraw);
     }

app/lib/screens/wallets/receive.dart

@@ -86,7 +86,7 @@ class _WalletReceiveScreenState extends State<WalletReceiveScreen> {
 
   @override
   Widget build(BuildContext context) {
-    final bool hideStellar = widget.wallet.stellarBalance == '-1';
+    final bool hideStellar = double.parse(widget.wallet.stellarBalance) <= -1;
     if (hideStellar) {
       onChangeChain(ChainType.TFChain);
     }

app/lib/screens/wallets/send.dart

@@ -145,14 +145,14 @@ class _WalletSendScreenState extends ConsumerState<WalletSendScreen> {
           wallets.where((wallet) => wallet.stellarAddress == toAddress);
       final Wallet? wallet =
           matchingWallets.isNotEmpty ? matchingWallets.first : null;
-      if (wallet != null && wallet.stellarBalance == '-1') {
+      if (wallet != null && double.parse(wallet.stellarBalance) <= -1) {
         setState(() {
           toAddressError = 'Wallet not activated on stellar';
         });
         return false;
       } else {
         final balance = await Stellar.getBalanceByAccountId(toAddress);
-        if (balance == '-1') {
+        if (double.parse(balance) <= -1) {
           setState(() {
             toAddressError = 'Wallet not activated on stellar';
           });
@@ -218,7 +218,7 @@ class _WalletSendScreenState extends ConsumerState<WalletSendScreen> {
 
   @override
   Widget build(BuildContext context) {
-    final bool hideStellar = widget.wallet.stellarBalance == '-1';
+    final bool hideStellar = double.parse(widget.wallet.stellarBalance) <= -1;
     if (hideStellar && chainType == ChainType.Stellar) {
       onChangeChain(ChainType.TFChain);
     }

app/lib/screens/wallets/transactions.dart

@@ -67,7 +67,7 @@ class _WalletTransactionsWidgetState extends State<WalletTransactionsWidget> {
   @override
   void initState() {
     super.initState();
-    if (widget.wallet.stellarBalance != '-1') {
+    if (double.parse(widget.wallet.stellarBalance) > -1) {
       _pagingController.addPageRequestListener(_listTransactions);
     }
   }
@@ -80,7 +80,7 @@ class _WalletTransactionsWidgetState extends State<WalletTransactionsWidget> {
 
   @override
   Widget build(BuildContext context) {
-    if (widget.wallet.stellarBalance == '-1') {
+    if (double.parse(widget.wallet.stellarBalance) <= -1) {
       return Center(
         child: Text(
           'No transactions yet.',

app/lib/screens/wallets/wallet_assets.dart

@@ -9,6 +9,7 @@ import 'package:threebotlogin/screens/wallets/bridge.dart';
 import 'package:threebotlogin/screens/wallets/receive.dart';
 import 'package:threebotlogin/screens/wallets/send.dart';
 import 'package:threebotlogin/services/stellar_service.dart' as Stellar;
+import 'package:threebotlogin/widgets/wallets/activate_wallet.dart';
 import 'package:threebotlogin/widgets/wallets/arrow_inward.dart';
 import 'package:threebotlogin/widgets/wallets/balance_tile.dart';
 
@@ -59,6 +60,18 @@ class _WalletAssetsWidgetState extends State<WalletAssetsWidget> {
     super.dispose();
   }
 
+  _openActivateStellarOverlay() {
+    showModalBottomSheet(
+        isScrollControlled: true,
+        useSafeArea: true,
+        isDismissible: false,
+        constraints: const BoxConstraints(maxWidth: double.infinity),
+        context: context,
+        builder: (ctx) => ActivateWalletWidget(
+              wallet: widget.wallet,
+            ));
+  }
+
   @override
   Widget build(BuildContext context) {
     List<Widget> vestWidgets = [];
@@ -210,9 +223,14 @@ class _WalletAssetsWidgetState extends State<WalletAssetsWidget> {
               balance: formatAmount(widget.wallet.tfchainBalance),
               loading: tfchainBalaceLoading,
             ),
-          const SizedBox(
-            height: 20,
-          ),
+          const SizedBox(height: 10),
+          if (double.parse(widget.wallet.stellarBalance) <= -1)
+            WalletBalanceTileWidget(
+              name: ChainType.Stellar,
+              balance: widget.wallet.stellarBalance,
+              loading: false,
+              onActivate: _openActivateStellarOverlay,
+            ),
           ...vestWidgets
         ],
       ),

app/lib/services/stellar_service.dart

@@ -1,10 +1,12 @@
+import 'dart:convert';
 import 'dart:typed_data';
 
 import 'package:stellar_client/models/transaction.dart';
 import 'package:stellar_client/models/vesting_account.dart';
 import 'package:stellar_client/stellar_client.dart';
 import 'package:stellar_flutter_sdk/stellar_flutter_sdk.dart';
 import 'package:threebotlogin/helpers/logger.dart';
+import 'package:http/http.dart' as http;
 
 bool isValidStellarSecret(String seed) {
   try {
@@ -37,7 +39,10 @@ Future<String> getBalanceByClient(Client client) async {
     }
   } catch (e) {
     logger.i("Couldn't load the account balance due to $e");
+    // -2 means that the account not activated on stellar
+    return '-2';
   }
+  // -1 means that account activated but no TFT trustline
   return '-1';
 }
 
@@ -77,9 +82,9 @@ Future<void> transfer(String secret, String dest, String amount,
   );
 }
 
-Future<void> initialize(String secret) async {
+Future<bool> initialize(String secret) async {
   final client = Client(NetworkType.PUBLIC, secret);
-  await client.activateThroughThreefoldService();
+  return await client.activateThroughThreefoldService();
 }
 
 Future<String> getBalanceByAccountId(String accountId) async {
@@ -94,6 +99,54 @@ Future<String> getBalanceByAccountId(String accountId) async {
     }
   } catch (e) {
     logger.i("Couldn't load the account balance due to $e");
+    return '-2';
   }
   return '-1';
 }
+
+Future<int> getTFTPriceFromXLM() async {
+  const String baseUrl = 'https://horizon.stellar.org';
+  const String counterAssetCode = 'TFT';
+  const String counterAssetIssuer =
+      'GBOVQKJYHXRR3DX6NOX2RRYFRCUMSADGDESTDNBDS6CDVLGVESRTAC47';
+  final String requestUrl = '$baseUrl/trades?base_asset_type=native'
+      '&counter_asset_type=credit_alphanum4'
+      '&counter_asset_code=$counterAssetCode'
+      '&counter_asset_issuer=$counterAssetIssuer'
+      '&order=desc&limit=1';
+
+  try {
+    final response = await http.get(Uri.parse(requestUrl));
+
+    if (response.statusCode == 200) {
+      final data = jsonDecode(response.body);
+      final List<dynamic> trades = data['_embedded']?['records'] ?? [];
+
+      if (trades.isNotEmpty) {
+        final trade = trades[0];
+        final double baseAmount = double.parse(trade['base_amount']);
+        final double counterAmount = double.parse(trade['counter_amount']);
+
+        final double pricePerTFT = counterAmount / baseAmount;
+        logger.i('Last traded price for 1 XLM in TFT: $pricePerTFT');
+        final int roundedPrice = pricePerTFT.ceil();
+
+        return roundedPrice;
+      } else {
+        logger.i('No recent trades found.');
+        return 0;
+      }
+    } else {
+      logger.e('Error fetching last traded price: ${response.statusCode}');
+      throw Exception('Error getting price');
+    }
+  } catch (e) {
+    logger.e('Error: $e');
+    throw Exception('Error getting price');
+  }
+}
+
+Future<bool> addTFTTrustline(String secret, String assetCode) async {
+  final client = Client(NetworkType.PUBLIC, secret);
+  return await client.addTrustLineThroughThreefoldService(assetCode);
+}

app/lib/services/tfchain_service.dart

@@ -107,7 +107,7 @@ Future<Map<String, List<Proposal>>> getProposals() async {
     return proposals;
   } catch (e) {
     throw Exception('Failed to get DAO proposals due to $e');
-  } finally{
+  } finally {
     if (proposals != null) {
       await client.disconnect();
     }
@@ -324,3 +324,16 @@ Future<Votes> getCouncilProposalVotes(String chainUrl, String hash) async {
     await client.disconnect();
   }
 }
+
+Future<int> getTFTPrice(String chainUrl) async {
+  final client = TFChain.QueryClient(chainUrl);
+  try {
+    await client.connect();
+    final price = await client.price.get();
+    return price;
+  } catch (e) {
+    throw Exception('Failed to get TFT price due to $e');
+  } finally {
+    await client.disconnect();
+  }
+}

app/lib/widgets/add_farm.dart

@@ -112,7 +112,7 @@ class _NewFarmState extends State<NewFarm> {
       });
       return false;
     }
-    if (_selectedWallet!.stellarBalance == '-1') {
+    if (double.parse(_selectedWallet!.stellarBalance) <= -1) {
       setState(() {
         walletError = 'Wallet not activated on stellar';
       });