Updated on 2026-08-14

data/txhistory/src/main/kotlin/com/tangem/data/txhistory/repository/DefaultTxHistoryRepository.kt

@@ -9,6 +9,7 @@ import com.tangem.data.common.cache.CacheRegistry
 import com.tangem.data.txhistory.repository.paging.TxHistoryPagingSource
 import com.tangem.datasource.local.txhistory.TxHistoryItemsStore
 import com.tangem.datasource.local.userwallet.UserWalletsStore
+import com.tangem.domain.common.extensions.fromNetworkId
 import com.tangem.domain.tokens.model.CryptoCurrency
 import com.tangem.domain.tokens.model.Network
 import com.tangem.domain.txhistory.models.Page
@@ -69,6 +70,7 @@ class DefaultTxHistoryRepository(
         return pager.flow
     }
 
+    @Deprecated("Replace with getTxExploreUrl [UserWalletId, Network] instead")
     override fun getTxExploreUrl(txHash: String, networkId: Network.ID): String {
         val blockchain = Blockchain.fromId(networkId.value)
         return when (val txExploreState = blockchain.getExploreTxUrl(txHash)) {
@@ -77,6 +79,19 @@ class DefaultTxHistoryRepository(
         }
     }
 
+    override suspend fun getTxExploreUrl(userWalletId: UserWalletId, network: Network): String {
+        val blockchain = Blockchain.fromNetworkId(network.id.value)
+        val walletManager = walletManagersFacade.getOrCreateWalletManager(
+            userWalletId = userWalletId,
+            network = network,
+        )
+        val lastTxHash = walletManager?.wallet?.recentTransactions?.last()?.hash.orEmpty()
+        return when (val txExploreState = blockchain?.getExploreTxUrl(lastTxHash)) {
+            is TxExploreState.Url -> txExploreState.url
+            else -> ""
+        }
+    }
+
     override suspend fun getFixedSizeTxHistoryItems(
         userWalletId: UserWalletId,
         currency: CryptoCurrency,

domain/txhistory/src/main/kotlin/com/tangem/domain/txhistory/repository/TxHistoryRepository.kt

@@ -24,6 +24,9 @@ interface TxHistoryRepository {
 
     fun getTxExploreUrl(txHash: String, networkId: Network.ID): String
 
+    /** Get transaction url in explorer via last transaction from wallet's recentTransactions list */
+    suspend fun getTxExploreUrl(userWalletId: UserWalletId, network: Network): String
+
     @Throws(TxHistoryListError::class)
     suspend fun getFixedSizeTxHistoryItems(
         userWalletId: UserWalletId,

domain/txhistory/src/main/kotlin/com/tangem/domain/txhistory/usecase/GetExplorerTransactionUrlUseCase.kt

@@ -6,10 +6,12 @@ import arrow.core.raise.either
 import com.tangem.domain.tokens.model.Network
 import com.tangem.domain.txhistory.models.TxStatusError
 import com.tangem.domain.txhistory.repository.TxHistoryRepository
+import com.tangem.domain.wallets.models.UserWalletId
 
 class GetExplorerTransactionUrlUseCase(
     private val repository: TxHistoryRepository,
 ) {
+    @Deprecated("Replace with invoke [UserWalletId, Network]")
     operator fun invoke(txHash: String, networkId: Network.ID): Either<TxStatusError, String> {
         return either {
             catch(
@@ -22,4 +24,17 @@ class GetExplorerTransactionUrlUseCase(
             )
         }
     }
+
+    suspend operator fun invoke(userWalletId: UserWalletId, network: Network): Either<TxStatusError, String> {
+        return either {
+            catch(
+                block = {
+                    repository.getTxExploreUrl(userWalletId, network).ifEmpty {
+                        raise(TxStatusError.EmptyUrlError)
+                    }
+                },
+                catch = { raise(TxStatusError.DataError(it)) },
+            )
+        }
+    }
 }

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/SendStateFactory.kt

@@ -8,7 +8,6 @@ import com.tangem.core.ui.extensions.resourceReference
 import com.tangem.domain.appcurrency.model.AppCurrency
 import com.tangem.domain.tokens.model.CryptoCurrencyStatus
 import com.tangem.domain.txhistory.models.TxHistoryItem
-import com.tangem.domain.txhistory.usecase.GetExplorerTransactionUrlUseCase
 import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.domain.wallets.usecase.ValidateWalletMemoUseCase
 import com.tangem.features.send.impl.R
@@ -36,7 +35,6 @@ internal class SendStateFactory(
     private val feeCryptoCurrencyStatusProvider: Provider<CryptoCurrencyStatus?>,
     private val isTapHelpPreviewEnabledProvider: Provider<Boolean>,
     private val validateWalletMemoUseCase: ValidateWalletMemoUseCase,
-    private val getExplorerTransactionUrlUseCase: GetExplorerTransactionUrlUseCase,
 ) {
     private val iconStateConverter by lazy(::CryptoCurrencyToIconStateConverter)
 
@@ -92,7 +90,7 @@ internal class SendStateFactory(
         event = consumedEvent(),
         isEditingDisabled = false,
         isBalanceHidden = false,
-        cryptoCurrencySymbol = "",
+        cryptoCurrencyName = "",
     )
 
     fun getReadyState(): SendUiState {
@@ -103,7 +101,7 @@ internal class SendStateFactory(
                 ?: recipientStateConverter.convert(SendRecipientStateConverter.Data("", null)),
             feeState = state.feeState ?: feeStateConverter.convert(Unit),
             sendState = confirmStateConverter.convert(Unit),
-            cryptoCurrencySymbol = cryptoCurrencyStatusProvider().currency.symbol,
+            cryptoCurrencyName = cryptoCurrencyStatusProvider().currency.name,
         )
     }
 
@@ -115,7 +113,7 @@ internal class SendStateFactory(
                 ?: recipientStateConverter.convert(SendRecipientStateConverter.Data(destinationAddress, memo)),
             feeState = state.feeState ?: feeStateConverter.convert(Unit),
             isEditingDisabled = true,
-            cryptoCurrencySymbol = cryptoCurrencyStatusProvider().currency.symbol,
+            cryptoCurrencyName = cryptoCurrencyStatusProvider().currency.name,
         )
     }
 
@@ -251,14 +249,9 @@ internal class SendStateFactory(
         )
     }
 
-    fun getTransactionSendState(txData: TransactionData): SendUiState {
+    fun getTransactionSendState(txData: TransactionData, txUrl: String): SendUiState {
         val state = currentStateProvider()
-        val cryptoCurrency = cryptoCurrencyStatusProvider().currency
         val sendState = state.sendState ?: return state
-        val txUrl = getExplorerTransactionUrlUseCase(
-            txHash = txData.hash.orEmpty(),
-            networkId = cryptoCurrency.network.id,
-        ).getOrElse { "" }
         return state.copy(
             sendState = sendState.copy(
                 transactionDate = txData.date?.timeInMillis ?: System.currentTimeMillis(),

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/SendUiState.kt

@@ -23,7 +23,7 @@ import java.math.BigDecimal
 internal data class SendUiState(
     val clickIntents: SendClickIntents,
     val isEditingDisabled: Boolean,
-    val cryptoCurrencySymbol: String,
+    val cryptoCurrencyName: String,
     val amountState: SendStates.AmountState? = null,
     val recipientState: SendStates.RecipientState? = null,
     val feeState: SendStates.FeeState? = null,

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/confirm/SendNotificationFactory.kt

@@ -8,6 +8,7 @@ import com.tangem.core.ui.extensions.networkIconResId
 import com.tangem.core.ui.utils.BigDecimalFormatter
 import com.tangem.core.ui.utils.parseToBigDecimal
 import com.tangem.domain.common.extensions.fromNetworkId
+import com.tangem.domain.common.extensions.minimalAmount
 import com.tangem.domain.tokens.GetBalanceNotEnoughForFeeWarningUseCase
 import com.tangem.domain.tokens.model.CryptoCurrency
 import com.tangem.domain.tokens.model.CryptoCurrencyStatus
@@ -225,13 +226,14 @@ internal class SendNotificationFactory(
         val cryptoCurrencyStatus = cryptoCurrencyStatusProvider()
         val balance = cryptoCurrencyStatus.value.amount ?: BigDecimal.ZERO
         val isTezos = cryptoCurrencyStatus.currency.network.id.value == Blockchain.Tezos.id
+        val threshold = Blockchain.Tezos.minimalAmount()
         val isTotalBalance = feeAmount.plus(sendAmount) >= balance
         if (!ignoreAmountReduce && isTotalBalance && isTezos) {
             add(
                 SendNotification.Warning.HighFeeError(
-                    amount = TEZOS_FEE_THRESHOLD.toPlainString(),
+                    amount = threshold.toPlainString(),
                     onConfirmClick = {
-                        val reduceTo = sendAmount.minus(TEZOS_FEE_THRESHOLD).toPlainString()
+                        val reduceTo = sendAmount.minus(threshold).toPlainString()
                         clickIntents.onAmountReduceClick(reduceTo, SendNotification.Warning.HighFeeError::class.java)
                     },
                     onCloseClick = {
@@ -372,7 +374,6 @@ internal class SendNotificationFactory(
 
     companion object {
         private const val DOGECOIN_MINIMUM = "0.01"
-        private val TEZOS_FEE_THRESHOLD = BigDecimal("0.01")
         internal val FEE_MAX_DIFF = BigInteger("5")
     }
 }

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/ui/SendScreen.kt

@@ -43,7 +43,7 @@ internal fun SendScreen(uiState: SendUiState, currentState: SendUiCurrentScreen)
             SendUiStateType.Recipient -> resourceReference(R.string.send_recipient_label)
             SendUiStateType.Fee -> resourceReference(R.string.common_fee_selector_title)
             SendUiStateType.Send -> if (!sendState.isSuccess) {
-                resourceReference(R.string.send_summary_title, wrappedList(uiState.cryptoCurrencySymbol))
+                resourceReference(R.string.send_summary_title, wrappedList(uiState.cryptoCurrencyName))
             } else {
                 null
             }

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/ui/send/SendContent.kt

@@ -35,11 +35,7 @@ internal fun SendContent(uiState: SendUiState) {
     LazyColumn(
         modifier = Modifier
             .fillMaxSize()
-            .padding(
-                start = TangemTheme.dimens.spacing16,
-                end = TangemTheme.dimens.spacing16,
-                bottom = TangemTheme.dimens.spacing16,
-            ),
+            .padding(horizontal = TangemTheme.dimens.spacing16),
     ) {
         blocks(uiState)
         tapHelp(isDisplay = sendState.showTapHelp)

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/viewmodel/SendViewModel.kt

@@ -89,9 +89,9 @@ internal class SendViewModel @Inject constructor(
     private val parseQrCodeUseCase: ParseQrCodeUseCase,
     private val isSendTapHelpEnabledUseCase: IsSendTapHelpEnabledUseCase,
     private val neverShowTapHelpUseCase: NeverShowTapHelpUseCase,
+    private val getExplorerTransactionUrlUseCase: GetExplorerTransactionUrlUseCase,
     currencyChecksRepository: CurrencyChecksRepository,
     isFeeApproximateUseCase: IsFeeApproximateUseCase,
-    getExplorerTransactionUrlUseCase: GetExplorerTransactionUrlUseCase,
     validateWalletMemoUseCase: ValidateWalletMemoUseCase,
     getBalanceNotEnoughForFeeWarningUseCase: GetBalanceNotEnoughForFeeWarningUseCase,
     savedStateHandle: SavedStateHandle,
@@ -123,7 +123,6 @@ internal class SendViewModel @Inject constructor(
         cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
         feeCryptoCurrencyStatusProvider = Provider { feeCryptoCurrencyStatus },
         validateWalletMemoUseCase = validateWalletMemoUseCase,
-        getExplorerTransactionUrlUseCase = getExplorerTransactionUrlUseCase,
         isTapHelpPreviewEnabledProvider = Provider { isTapHelpPreviewEnabled },
     )
 
@@ -647,8 +646,7 @@ internal class SendViewModel @Inject constructor(
 
     private fun autoNextFromRecipient(type: EnterAddressSource?, isValidAddress: Boolean) {
         val isRecent = type == EnterAddressSource.RecentAddress
-        val isAddressOnly = uiState.recipientState?.memoTextField == null
-        if (isRecent && isAddressOnly && isValidAddress) onNextClick()
+        if (isRecent && isValidAddress) onNextClick()
     }
     // endregion
 
@@ -846,13 +844,21 @@ internal class SendViewModel @Inject constructor(
             },
             ifRight = {
                 uiState = stateFactory.getSendingStateUpdate(isSending = false)
-                uiState = stateFactory.getTransactionSendState(txData)
+                updateTransactionStatus(txData)
                 scheduleBalanceUpdate()
                 analyticsEventHandler.send(SendAnalyticEvents.TransactionScreenOpened)
             },
         )
     }
 
+    private suspend fun updateTransactionStatus(txData: TransactionData) {
+        val txUrl = getExplorerTransactionUrlUseCase(
+            userWalletId = userWalletId,
+            network = cryptoCurrency.network,
+        ).getOrElse { "" }
+        uiState = stateFactory.getTransactionSendState(txData, txUrl)
+    }
+
     private fun scheduleBalanceUpdate() {
         viewModelScope.launch(dispatchers.io) {
             delay(BALANCE_UPDATE_DELAY)

features/swap/domain/src/main/java/com/tangem/feature/swap/domain/SwapInteractorImpl.kt

@@ -10,6 +10,7 @@ import com.tangem.blockchain.common.transaction.TransactionFee
 import com.tangem.domain.appcurrency.GetSelectedAppCurrencyUseCase
 import com.tangem.domain.appcurrency.extenstions.unwrap
 import com.tangem.domain.appcurrency.repository.AppCurrencyRepository
+import com.tangem.domain.common.extensions.minimalAmount
 import com.tangem.domain.tokens.GetCryptoCurrencyStatusesSyncUseCase
 import com.tangem.domain.tokens.model.CryptoCurrency
 import com.tangem.domain.tokens.model.CryptoCurrencyStatus
@@ -433,7 +434,7 @@ internal class SwapInteractorImpl @Inject constructor(
     ) {
         val isTezos = fromTokenStatus.currency.network.id.value == Blockchain.Tezos.id
         if (isTezos && amount.value == fromTokenStatus.value.amount) {
-            warnings.add(Warning.ReduceAmountWarning(TEZOS_FEE_THRESHOLD))
+            warnings.add(Warning.ReduceAmountWarning(Blockchain.Tezos.minimalAmount()))
         }
     }
 
@@ -1595,6 +1596,5 @@ internal class SwapInteractorImpl @Inject constructor(
         private const val INCREASE_GAS_LIMIT_BY = 112 // 12%
         private const val INCREASE_GAS_LIMIT_FOR_SEND = 105 // 5%
         private const val INFINITY_SYMBOL = "∞"
-        private val TEZOS_FEE_THRESHOLD = BigDecimal("0.01")
     }
 }