Updated on 2026-08-14

features/send-v2/impl/src/main/java/com/tangem/features/send/v2/common/PredefinedValues.kt

@@ -9,7 +9,7 @@ sealed class PredefinedValues {
         abstract val memo: String?
 
         data class Deeplink(
-            override val amount: String?,
+            override val amount: String,
             override val address: String,
             override val memo: String?,
             val transactionId: String,

features/send-v2/impl/src/main/java/com/tangem/features/send/v2/send/DefaultSendComponent.kt

@@ -21,7 +21,6 @@ import com.tangem.core.ui.decompose.ComposableContentComponent
 import com.tangem.core.ui.extensions.resourceReference
 import com.tangem.features.send.v2.api.SendComponent
 import com.tangem.features.send.v2.common.CommonSendRoute
-import com.tangem.features.send.v2.common.PredefinedValues
 import com.tangem.features.send.v2.common.analytics.CommonSendAnalyticEvents
 import com.tangem.features.send.v2.common.analytics.CommonSendAnalyticEvents.SendScreenSource
 import com.tangem.features.send.v2.common.ui.SendContent
@@ -252,20 +251,7 @@ internal class DefaultSendComponent @AssistedInject constructor(
     private fun getConfirmComponent(factoryContext: AppComponentContext): ComposableContentComponent {
         val cryptoCurrencyStatus = model.cryptoCurrencyStatus
         val feeCryptoCurrencyStatus = model.feeCryptoCurrencyStatus
-        val predefinedAmount = params.amount
-        val predefinedTxId = params.transactionId
-        val predefinedAddress = params.destinationAddress
-        val predefinedValues =
-            if (predefinedAmount != null && predefinedTxId != null && predefinedAddress != null) {
-                PredefinedValues.Content.Deeplink(
-                    amount = predefinedAmount,
-                    address = predefinedAddress,
-                    memo = params.tag,
-                    transactionId = predefinedTxId,
-                )
-            } else {
-                PredefinedValues.Empty
-            }
+
         return if (cryptoCurrencyStatus != null && feeCryptoCurrencyStatus != null) {
             SendConfirmComponent(
                 appComponentContext = factoryContext,
@@ -279,7 +265,7 @@ internal class DefaultSendComponent @AssistedInject constructor(
                     feeCryptoCurrencyStatus = feeCryptoCurrencyStatus,
                     appCurrency = model.appCurrency,
                     callback = model,
-                    predefinedValues = predefinedValues,
+                    predefinedValues = model.predefinedValues,
                     onLoadFee = model::loadFee,
                 ),
             )

features/send-v2/impl/src/main/java/com/tangem/features/send/v2/send/model/SendModel.kt

@@ -11,6 +11,7 @@ import com.tangem.core.decompose.model.Model
 import com.tangem.core.decompose.model.ParamsContainer
 import com.tangem.core.decompose.navigation.Router
 import com.tangem.core.ui.utils.parseBigDecimal
+import com.tangem.core.ui.utils.parseBigDecimalOrNull
 import com.tangem.domain.appcurrency.GetSelectedAppCurrencyUseCase
 import com.tangem.domain.appcurrency.model.AppCurrency
 import com.tangem.domain.balancehiding.GetBalanceHidingSettingsUseCase
@@ -111,6 +112,7 @@ internal class SendModel @Inject constructor(
         subscribeOnQRScannerResult()
         subscribeOnCurrencyStatusUpdates()
         initAppCurrency()
+        initPredefinedValues()
     }
 
     override fun onNavigationResult(navigationUM: NavigationUM) {
@@ -135,19 +137,31 @@ internal class SendModel @Inject constructor(
     }
 
     suspend fun loadFee(): Either<GetFeeError, TransactionFee> {
-        val destinationUM = uiState.value.destinationUM as? DestinationUM.Content ?: error("Invalid destination")
-        val amountUM = uiState.value.amountUM as? AmountState.Data ?: error("Invalid amount")
-        val enteredDestinationAddress = destinationUM.addressTextField.value
-        val enteredMemo = destinationUM.memoTextField?.value
-        val enteredAmount = amountUM.amountTextField.cryptoAmount.value ?: error("Invalid amount")
+        val predefinedValues = predefinedValues
+        val transferTransaction = if (predefinedValues is PredefinedValues.Content.Deeplink) {
+            val predefinedAmount = predefinedValues.amount.parseBigDecimalOrNull()?.convertToSdkAmount(cryptoCurrency)
+            createTransferTransactionUseCase(
+                amount = predefinedAmount ?: error("Invalid amount"),
+                memo = predefinedValues.memo,
+                destination = predefinedValues.address,
+                userWalletId = userWallet.walletId,
+                network = cryptoCurrency.network,
+            )
+        } else {
+            val destinationUM = uiState.value.destinationUM as? DestinationUM.Content ?: error("Invalid destination")
+            val amountUM = uiState.value.amountUM as? AmountState.Data ?: error("Invalid amount")
+            val enteredDestinationAddress = destinationUM.addressTextField.value
+            val enteredMemo = destinationUM.memoTextField?.value
+            val enteredAmount = amountUM.amountTextField.cryptoAmount.value ?: error("Invalid amount")
 
-        val transferTransaction = createTransferTransactionUseCase(
-            amount = enteredAmount.convertToSdkAmount(cryptoCurrency),
-            memo = enteredMemo,
-            destination = enteredDestinationAddress,
-            userWalletId = userWallet.walletId,
-            network = cryptoCurrency.network,
-        ).getOrElse {
+            createTransferTransactionUseCase(
+                amount = enteredAmount.convertToSdkAmount(cryptoCurrency),
+                memo = enteredMemo,
+                destination = enteredDestinationAddress,
+                userWalletId = userWallet.walletId,
+                network = cryptoCurrency.network,
+            )
+        }.getOrElse {
             return GetFeeError.DataError(it).left()
         }
 
@@ -158,16 +172,6 @@ internal class SendModel @Inject constructor(
         )
     }
 
-    private fun resetPredefinedAmount() {
-        // reset predefined amount
-        val internalPredefinedValues = predefinedValues
-        predefinedValues = when (internalPredefinedValues) {
-            is PredefinedValues.Content.Deeplink -> internalPredefinedValues.copy(amount = null)
-            is PredefinedValues.Content.QrCode -> internalPredefinedValues.copy(amount = null)
-            PredefinedValues.Empty -> internalPredefinedValues
-        }
-    }
-
     fun showAlertError() {
         sendConfirmAlertFactory.getGenericErrorState(
             onFailedTxEmailClick = ::onFailedTxEmailClick,
@@ -181,6 +185,34 @@ internal class SendModel @Inject constructor(
         }
     }
 
+    private fun initPredefinedValues() {
+        val predefinedAmount = params.amount
+        val predefinedTxId = params.transactionId
+        val predefinedAddress = params.destinationAddress
+
+        predefinedValues = if (predefinedAmount != null && predefinedTxId != null && predefinedAddress != null) {
+            PredefinedValues.Content.Deeplink(
+                amount = predefinedAmount,
+                address = predefinedAddress,
+                memo = params.tag,
+                transactionId = predefinedTxId,
+            )
+        } else {
+            PredefinedValues.Empty
+        }
+    }
+
+    private fun resetPredefinedAmount() {
+        // reset predefined amount
+        val internalPredefinedValues = predefinedValues
+        predefinedValues = when (internalPredefinedValues) {
+            is PredefinedValues.Content.QrCode -> internalPredefinedValues.copy(amount = null)
+            is PredefinedValues.Content.Deeplink,
+            PredefinedValues.Empty,
+            -> internalPredefinedValues
+        }
+    }
+
     private fun subscribeOnCurrencyStatusUpdates() {
         modelScope.launch {
             getUserWalletUseCase(params.userWalletId).fold(