Updated on 2026-08-14

app/src/main/java/com/tangem/tap/network/exchangeServices/DefaultRampManager.kt

@@ -13,10 +13,10 @@ import com.tangem.domain.core.lce.Lce
 import com.tangem.domain.exchange.ExpressAvailabilityState
 import com.tangem.domain.exchange.RampStateManager
 import com.tangem.domain.models.currency.CryptoCurrency
-import com.tangem.domain.models.scan.ScanResponse
 import com.tangem.domain.tokens.model.CryptoCurrencyStatus
 import com.tangem.domain.tokens.model.ScenarioUnavailabilityReason
 import com.tangem.domain.tokens.repository.CurrenciesRepository
+import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.domain.wallets.models.UserWalletId
 import com.tangem.utils.Provider
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
@@ -37,11 +37,10 @@ internal class DefaultRampManager(
     private val cryptoCurrencyConverter = CryptoCurrencyConverter(excludedBlockchains)
 
     override suspend fun availableForBuy(
-        scanResponse: ScanResponse,
-        userWalletId: UserWalletId,
+        userWallet: UserWallet,
         cryptoCurrency: CryptoCurrency,
     ): ScenarioUnavailabilityReason {
-        val availabilityState = runCatching { getOnrampAvailableState(userWalletId, cryptoCurrency) }
+        val availabilityState = runCatching { getOnrampAvailableState(userWallet.walletId, cryptoCurrency) }
             .getOrNull()
             ?: ExpressAvailabilityState.Error
 

domain/card/src/main/kotlin/com/tangem/domain/card/NetworkHasDerivationUseCase.kt

@@ -4,13 +4,18 @@ import arrow.core.Either
 import com.tangem.blockchainsdk.utils.toBlockchain
 import com.tangem.domain.common.util.hasDerivation
 import com.tangem.domain.models.network.Network
-import com.tangem.domain.models.scan.ScanResponse
+import com.tangem.domain.wallets.models.UserWallet
 
 class NetworkHasDerivationUseCase {
 
-    operator fun invoke(scanResponse: ScanResponse, network: Network): Either<Throwable, Boolean> {
-        val blockchain = network.toBlockchain()
-        val derivationPath = network.derivationPath.value
-        return Either.catch { derivationPath != null && scanResponse.hasDerivation(blockchain, derivationPath) }
+    operator fun invoke(userWallet: UserWallet, network: Network): Either<Throwable, Boolean> = Either.catch {
+        when (userWallet) {
+            is UserWallet.Cold -> {
+                val blockchain = network.toBlockchain()
+                val derivationPath = network.derivationPath.value
+                derivationPath != null && userWallet.scanResponse.hasDerivation(blockchain, derivationPath)
+            }
+            is UserWallet.Hot -> true
+        }
     }
 }

domain/legacy/src/main/java/com/tangem/domain/exchange/RampStateManager.kt

@@ -3,9 +3,9 @@ package com.tangem.domain.exchange
 import arrow.core.Either
 import com.tangem.domain.core.lce.Lce
 import com.tangem.domain.models.currency.CryptoCurrency
-import com.tangem.domain.models.scan.ScanResponse
 import com.tangem.domain.tokens.model.CryptoCurrencyStatus
 import com.tangem.domain.tokens.model.ScenarioUnavailabilityReason
+import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.domain.wallets.models.UserWalletId
 import kotlinx.coroutines.flow.Flow
 
@@ -14,11 +14,7 @@ import kotlinx.coroutines.flow.Flow
  */
 interface RampStateManager {
 
-    suspend fun availableForBuy(
-        scanResponse: ScanResponse,
-        userWalletId: UserWalletId,
-        cryptoCurrency: CryptoCurrency,
-    ): ScenarioUnavailabilityReason
+    suspend fun availableForBuy(userWallet: UserWallet, cryptoCurrency: CryptoCurrency): ScenarioUnavailabilityReason
 
     /**
      * Check if [CryptoCurrency] is available for sell

domain/tokens/src/main/kotlin/com/tangem/domain/tokens/actions/BaseActionsFactory.kt

@@ -62,8 +62,7 @@ internal open class BaseActionsFactory(
         currency: CryptoCurrency,
     ): ScenarioUnavailabilityReason {
         return rampStateManager.availableForBuy(
-            userWalletId = userWallet.walletId,
-            scanResponse = userWallet.scanResponse,
+            userWallet = userWallet,
             cryptoCurrency = currency,
         )
     }

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/note/impl/child/topup/model/OnboardingNoteTopUpModel.kt

@@ -204,12 +204,9 @@ internal class OnboardingNoteTopUpModel @Inject constructor(
     }
 
     private fun loadAvailableForBuy(cryptoCurrencyStatus: CryptoCurrencyStatus) {
-        val userWalletId = userWallet?.walletId ?: return
-
         modelScope.launch {
             val availableForBuy = rampStateManager.availableForBuy(
-                scanResponse = scanResponse,
-                userWalletId = userWalletId,
+                userWallet = userWallet ?: return@launch,
                 cryptoCurrency = cryptoCurrencyStatus.currency,
             )
             _uiState.update {

features/onramp/impl/src/main/kotlin/com/tangem/features/onramp/selecttoken/model/OnrampOperationModel.kt

@@ -83,8 +83,7 @@ internal class OnrampOperationModel @Inject constructor(
     fun onHotTokenClick(status: CryptoCurrencyStatus) {
         modelScope.launch {
             val unavailabilityReason = rampStateManager.availableForBuy(
-                scanResponse = selectedUserWallet.scanResponse,
-                userWalletId = params.userWalletId,
+                userWallet = selectedUserWallet,
                 cryptoCurrency = status.currency,
             )
 

features/onramp/impl/src/main/kotlin/com/tangem/features/onramp/tokenlist/model/OnrampTokenListModel.kt

@@ -229,8 +229,7 @@ internal class OnrampTokenListModel @Inject constructor(
         return when (params.filterOperation) {
             OnrampOperation.BUY -> {
                 rampStateManager.availableForBuy(
-                    scanResponse = userWallet.scanResponse,
-                    userWalletId = params.userWalletId,
+                    userWallet = userWallet,
                     cryptoCurrency = status.currency,
                 ).isAvailable()
             }

features/tokendetails/impl/src/main/kotlin/com/tangem/feature/tokendetails/presentation/tokendetails/model/TokenDetailsModel.kt

@@ -70,7 +70,6 @@ import com.tangem.domain.txhistory.usecase.GetTxHistoryItemsCountUseCase
 import com.tangem.domain.txhistory.usecase.GetTxHistoryItemsUseCase
 import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.domain.wallets.models.UserWalletId
-import com.tangem.domain.wallets.models.requireColdWallet
 import com.tangem.domain.wallets.usecase.GetExploreUrlUseCase
 import com.tangem.domain.wallets.usecase.GetUserWalletUseCase
 import com.tangem.feature.tokendetails.deeplink.TokenDetailsDeepLinkActionListener
@@ -442,16 +441,15 @@ internal class TokenDetailsModel @Inject constructor(
 
     private fun updateTopBarMenu() {
         modelScope.launch(dispatchers.main) {
-            val hasDerivations =
-                networkHasDerivationUseCase(
-                    scanResponse = userWallet.requireColdWallet().scanResponse, // TODO [REDACTED_TASK_KEY]
-                    network = cryptoCurrency.network,
-                ).getOrElse { false }
+            val hasDerivations = networkHasDerivationUseCase(
+                userWallet = userWallet,
+                network = cryptoCurrency.network,
+            ).getOrElse { false }
 
             val isSupported = isXPUBSupported()
 
             internalUiState.value = stateFactory.getStateWithUpdatedMenu(
-                cardTypesResolver = userWallet.scanResponse.cardTypesResolver,
+                userWallet = userWallet,
                 hasDerivations = hasDerivations,
                 isSupported = isSupported,
             )

features/tokendetails/impl/src/main/kotlin/com/tangem/feature/tokendetails/presentation/tokendetails/state/factory/TokenDetailsSkeletonStateConverter.kt

@@ -14,7 +14,6 @@ import com.tangem.domain.models.currency.CryptoCurrency
 import com.tangem.domain.models.network.Network
 import com.tangem.domain.staking.GetStakingIntegrationIdUseCase
 import com.tangem.domain.wallets.models.UserWalletId
-import com.tangem.domain.wallets.models.requireColdWallet
 import com.tangem.domain.wallets.usecase.GetUserWalletUseCase
 import com.tangem.feature.tokendetails.presentation.tokendetails.model.TokenDetailsClickIntents
 import com.tangem.feature.tokendetails.presentation.tokendetails.state.*
@@ -101,7 +100,7 @@ internal class TokenDetailsSkeletonStateConverter(
 
         val isBitcoin = isBitcoin(cryptoCurrency.network.rawId)
         val hasDerivations = networkHasDerivationUseCase(
-            scanResponse = userWallet.requireColdWallet().scanResponse, // TODO [REDACTED_TASK_KEY]
+            userWallet = userWallet,
             network = cryptoCurrency.network,
         ).getOrElse { false }
 

features/tokendetails/impl/src/main/kotlin/com/tangem/feature/tokendetails/presentation/tokendetails/state/factory/TokenDetailsStateFactory.kt

@@ -14,7 +14,7 @@ import com.tangem.core.ui.extensions.resourceReference
 import com.tangem.core.ui.res.TangemTheme
 import com.tangem.domain.appcurrency.model.AppCurrency
 import com.tangem.domain.card.NetworkHasDerivationUseCase
-import com.tangem.domain.common.CardTypesResolver
+import com.tangem.domain.common.util.cardTypesResolver
 import com.tangem.domain.models.currency.CryptoCurrency
 import com.tangem.domain.models.network.Network
 import com.tangem.domain.models.network.NetworkAddress
@@ -29,6 +29,7 @@ import com.tangem.domain.tokens.model.TokenActionsState
 import com.tangem.domain.tokens.model.warnings.CryptoCurrencyWarning
 import com.tangem.domain.txhistory.models.TxHistoryListError
 import com.tangem.domain.txhistory.models.TxHistoryStateError
+import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.domain.wallets.models.UserWalletId
 import com.tangem.domain.wallets.usecase.GetUserWalletUseCase
 import com.tangem.feature.tokendetails.presentation.tokendetails.model.TokenDetailsClickIntents
@@ -348,7 +349,7 @@ internal class TokenDetailsStateFactory(
     }
 
     fun getStateWithUpdatedMenu(
-        cardTypesResolver: CardTypesResolver,
+        userWallet: UserWallet,
         hasDerivations: Boolean,
         isSupported: Boolean,
     ): TokenDetailsState {
@@ -356,7 +357,7 @@ internal class TokenDetailsStateFactory(
             copy(
                 topAppBarConfig = topAppBarConfig.copy(
                     tokenDetailsAppBarMenuConfig = topAppBarConfig.tokenDetailsAppBarMenuConfig
-                        ?.updateMenu(cardTypesResolver, hasDerivations, isSupported),
+                        ?.updateMenu(userWallet, hasDerivations, isSupported),
                 ),
             )
         }
@@ -385,11 +386,16 @@ internal class TokenDetailsStateFactory(
     }
 
     private fun TokenDetailsAppBarMenuConfig.updateMenu(
-        cardTypesResolver: CardTypesResolver,
+        userWallet: UserWallet,
         hasDerivations: Boolean,
         isSupported: Boolean,
     ): TokenDetailsAppBarMenuConfig? {
-        if (cardTypesResolver.isSingleWalletWithToken()) return null
+        if (userWallet is UserWallet.Cold &&
+            userWallet.scanResponse.cardTypesResolver.isSingleWalletWithToken()
+        ) {
+            return null
+        }
+
         return copy(
             items = buildList {
                 if (isSupported && hasDerivations) {