Updated on 2026-08-14

data/tokens/build.gradle.kts

@@ -46,6 +46,10 @@ dependencies {
     implementation(projects.libs.blockchainSdk)
     // endregion
 
+    // region Project - Features API
+    implementation(projects.features.sendV2.api)
+    // endregion
+
     // region Tangem SDKs
     implementation(tangemDeps.blockchain)
     implementation(tangemDeps.card.core)

data/tokens/src/main/kotlin/com/tangem/data/tokens/di/TokensDataModule.kt

@@ -22,6 +22,7 @@ import com.tangem.domain.tokens.repository.CurrencyChecksRepository
 import com.tangem.domain.tokens.repository.TokenReceiveWarningsViewedRepository
 import com.tangem.domain.tokens.repository.YieldSupplyWarningsViewedRepository
 import com.tangem.domain.walletmanager.WalletManagersFacade
+import com.tangem.features.send.v2.api.SendFeatureToggles
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
 import dagger.Module
 import dagger.Provides
@@ -72,10 +73,12 @@ internal object TokensDataModule {
     fun provideCurrencyChecksRepository(
         walletManagersFacade: WalletManagersFacade,
         coroutineDispatcherProvider: CoroutineDispatcherProvider,
+        sendFeatureToggles: SendFeatureToggles,
     ): CurrencyChecksRepository {
         return DefaultCurrencyChecksRepository(
             walletManagersFacade = walletManagersFacade,
             coroutineDispatchers = coroutineDispatcherProvider,
+            sendFeatureToggles = sendFeatureToggles,
         )
     }
 

data/tokens/src/main/kotlin/com/tangem/data/tokens/repository/DefaultCurrencyChecksRepository.kt

@@ -1,10 +1,8 @@
 package com.tangem.data.tokens.repository
 
+import com.tangem.blockchain.blockchains.ethereum.eip1559.isGaslessTxSupported
 import com.tangem.blockchain.blockchains.polkadot.ExistentialDepositProvider
-import com.tangem.blockchain.common.FeeResourceAmountProvider
-import com.tangem.blockchain.common.MinimumSendAmountProvider
-import com.tangem.blockchain.common.ReserveAmountProvider
-import com.tangem.blockchain.common.UtxoAmountLimitProvider
+import com.tangem.blockchain.common.*
 import com.tangem.data.tokens.converters.UtxoConverter
 import com.tangem.domain.models.currency.CryptoCurrency
 import com.tangem.domain.models.currency.CryptoCurrencyStatus
@@ -17,6 +15,7 @@ import com.tangem.domain.tokens.model.blockchains.UtxoAmountLimit
 import com.tangem.domain.tokens.model.warnings.CryptoCurrencyWarning
 import com.tangem.domain.tokens.repository.CurrencyChecksRepository
 import com.tangem.domain.walletmanager.WalletManagersFacade
+import com.tangem.features.send.v2.api.SendFeatureToggles
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
 import com.tangem.utils.extensions.isZero
 import com.tangem.utils.extensions.orZero
@@ -26,6 +25,7 @@ import java.math.BigDecimal
 internal class DefaultCurrencyChecksRepository(
     private val walletManagersFacade: WalletManagersFacade,
     private val coroutineDispatchers: CoroutineDispatcherProvider,
+    private val sendFeatureToggles: SendFeatureToggles,
 ) : CurrencyChecksRepository {
 
     override suspend fun getExistentialDeposit(userWalletId: UserWalletId, network: Network): BigDecimal? {
@@ -66,6 +66,12 @@ internal class DefaultCurrencyChecksRepository(
         }
     }
 
+    override fun isNetworkSupportedForGaslessTx(network: Network): Boolean {
+        if (!sendFeatureToggles.isGaslessTransactionsEnabled) return false
+        val blockchain = Blockchain.fromId(network.rawId)
+        return blockchain.isGaslessTxSupported
+    }
+
     override suspend fun getFeeResourceAmount(userWalletId: UserWalletId, network: Network): CurrencyAmount? {
         val manager = walletManagersFacade.getOrCreateWalletManager(
             userWalletId = userWalletId,

data/transaction/src/main/java/com/tangem/data/transaction/DefaultGaslessTransactionRepository.kt

@@ -30,11 +30,6 @@ class DefaultGaslessTransactionRepository(
     private val gaslessTransactionRequestBuilder = GaslessTransactionRequestBuilder()
     private val signedTransactionResultConverter = GaslessSignedTransactionResultConverter()
 
-    override fun isNetworkSupported(network: Network): Boolean {
-        val blockchain = Blockchain.fromId(network.rawId)
-        return SUPPORTED_BLOCKCHAINS.contains(blockchain)
-    }
-
     override suspend fun getSupportedTokens(network: Network): Set<CryptoCurrency> {
         return withContext(coroutineDispatcherProvider.io) {
             val storedTokens = supportedTokensState.value[network.id]
@@ -118,14 +113,5 @@ class DefaultGaslessTransactionRepository(
         const val TOKEN_RECEIVER_ADDRESS = "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
 
         val BASE_GAS_FOR_TRANSACTION: BigInteger = BigInteger("100000")
-        val SUPPORTED_BLOCKCHAINS = arrayOf(
-            Blockchain.Ethereum,
-            Blockchain.BSC,
-            Blockchain.Base,
-            Blockchain.Polygon,
-            Blockchain.Arbitrum,
-            Blockchain.XDC,
-            Blockchain.Optimism,
-        )
     }
 }

data/transaction/src/main/java/com/tangem/data/transaction/MockedGaslessTransactionRepository.kt

@@ -15,11 +15,6 @@ class MockedGaslessTransactionRepository(
     private val responseCryptoCurrenciesFactory: ResponseCryptoCurrenciesFactory,
 ) : GaslessTransactionRepository {
 
-    override fun isNetworkSupported(network: Network): Boolean {
-        val blockchain = Blockchain.fromId(network.rawId)
-        return SUPPORTED_BLOCKCHAINS.contains(blockchain)
-    }
-
     override suspend fun getSupportedTokens(network: Network): Set<CryptoCurrency> {
         val usdcPolygon = responseCryptoCurrenciesFactory.createToken(
             blockchain = Blockchain.Polygon,