Updated on 2026-08-14

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

@@ -267,29 +267,45 @@ internal class SendModel @Inject constructor(
     private suspend fun prepareTransferTransaction(): Either<Throwable, TransactionData> {
         val predefinedValues = predefinedValues
         val cryptoCurrencyStatus = cryptoCurrencyStatusFlow.value
-        return if (predefinedValues is PredefinedValues.Content.Deeplink) {
-            val predefinedAmount = predefinedValues.amount.parseBigDecimalOrNull()
-            createTransferTransactionUseCase(
-                amount = predefinedAmount?.convertToSdkAmount(cryptoCurrencyStatus) ?: 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.actualAddress
-            val enteredMemo = destinationUM.memoTextField?.value
-            val enteredAmount = amountUM.amountTextField.cryptoAmount.value ?: error("Invalid amount")
+        return when (predefinedValues) {
+            is PredefinedValues.Content.Deeplink -> {
+                val predefinedAmount = predefinedValues.amount.parseBigDecimalOrNull()
+                createTransferTransactionUseCase(
+                    amount = predefinedAmount?.convertToSdkAmount(cryptoCurrencyStatus)
+                        ?: error("Invalid amount"),
+                    memo = predefinedValues.memo,
+                    destination = predefinedValues.address,
+                    userWalletId = userWallet.walletId,
+                    network = cryptoCurrency.network,
+                )
+            }
+            is PredefinedValues.Content.QrCode -> {
+                val predefinedAmount = predefinedValues.amount?.parseBigDecimalOrNull()
+                createTransferTransactionUseCase(
+                    amount = predefinedAmount?.convertToSdkAmount(cryptoCurrencyStatus)
+                        ?: error("Invalid amount"),
+                    memo = predefinedValues.memo,
+                    destination = predefinedValues.address,
+                    userWalletId = userWallet.walletId,
+                    network = cryptoCurrency.network,
+                )
+            }
+            PredefinedValues.Empty -> {
+                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.actualAddress
+                val enteredMemo = destinationUM.memoTextField?.value
+                val enteredAmount = amountUM.amountTextField.cryptoAmount.value ?: error("Invalid amount")
 
-            createTransferTransactionUseCase(
-                amount = enteredAmount.convertToSdkAmount(cryptoCurrencyStatus),
-                memo = enteredMemo,
-                destination = enteredDestinationAddress,
-                userWalletId = userWallet.walletId,
-                network = cryptoCurrency.network,
-            )
+                createTransferTransactionUseCase(
+                    amount = enteredAmount.convertToSdkAmount(cryptoCurrencyStatus),
+                    memo = enteredMemo,
+                    destination = enteredDestinationAddress,
+                    userWalletId = userWallet.walletId,
+                    network = cryptoCurrency.network,
+                )
+            }
         }
     }
 
@@ -348,6 +364,12 @@ internal class SendModel @Inject constructor(
                 memo = params.tag,
                 transactionId = predefinedTxId,
             )
+        } else if (predefinedAddress != null) {
+            PredefinedValues.Content.QrCode(
+                amount = predefinedAmount,
+                address = predefinedAddress,
+                memo = params.tag,
+            )
         } else {
             PredefinedValues.Empty
         }

features/send-v2/impl/src/main/java/com/tangem/features/send/v2/subcomponents/destination/model/SendDestinationModel.kt

@@ -96,7 +96,7 @@ internal class SendDestinationModel @Inject constructor(
                 ),
             )
             val params = params as? DestinationBlockParams
-            val predefinedValues = params?.predefinedValues as? PredefinedValues.Content.Deeplink
+            val predefinedValues = params?.predefinedValues as? PredefinedValues.Content
             if (predefinedValues?.address != null) {
                 _uiState.update(
                     SendDestinationPredefinedStateTransformer(

features/wallet/impl/src/main/java/com/tangem/feature/wallet/child/wallet/model/WalletModel.kt

@@ -5,6 +5,7 @@ import arrow.core.getOrElse
 import com.arkivanov.decompose.router.slot.activate
 import com.arkivanov.decompose.router.slot.dismiss
 import com.tangem.core.analytics.api.AnalyticsEventHandler
+import com.tangem.core.ui.utils.parseBigDecimal
 import com.tangem.core.analytics.models.AnalyticsParam
 import com.tangem.core.analytics.models.event.MainScreenAnalyticsEvent
 import com.tangem.core.analytics.utils.TrackingContextProxy
@@ -25,13 +26,12 @@ import com.tangem.domain.notifications.repository.NotificationsRepository
 import com.tangem.domain.qrscanning.models.QrResultSource
 import com.tangem.domain.qrscanning.models.SourceType
 import com.tangem.domain.qrscanning.usecases.ListenToQrScanningUseCase
-import com.tangem.domain.tokens.MultiWalletCryptoCurrenciesProducer
-import com.tangem.domain.tokens.MultiWalletCryptoCurrenciesSupplier
+import com.tangem.domain.qrscanning.models.QrSendTarget
 import com.tangem.domain.walletconnect.WcPairService
 import com.tangem.domain.walletconnect.model.WcPairRequest
 import com.tangem.domain.pay.repository.OnboardingRepository
 import com.tangem.domain.pay.usecase.TangemPayMainScreenCustomerInfoUseCase
-import com.tangem.domain.qrscanning.usecases.ClassifyQrCodeUseCase
+import com.tangem.domain.qrscanning.usecases.ResolveQrSendTargetsUseCase
 import com.tangem.domain.settings.*
 import com.tangem.domain.tokens.RefreshMultiCurrencyWalletQuotesUseCase
 import com.tangem.domain.wallets.usecase.*
@@ -40,7 +40,6 @@ import com.tangem.domain.yield.supply.usecase.YieldSupplyApyUpdateUseCase
 import com.tangem.feature.wallet.child.wallet.model.intents.WalletClickIntents
 import com.tangem.feature.wallet.presentation.router.InnerWalletRouter
 import com.tangem.feature.wallet.presentation.wallet.analytics.WalletScreenAnalyticsEvent
-import com.tangem.domain.qrscanning.models.ClassifiedQrContent
 import com.tangem.feature.wallet.presentation.wallet.analytics.utils.SelectedWalletAnalyticsSender
 import com.tangem.feature.wallet.presentation.wallet.domain.OnrampStatusFactory
 import com.tangem.feature.wallet.presentation.wallet.domain.WalletContentFetcher
@@ -115,8 +114,7 @@ internal class WalletModel @Inject constructor(
     private val walletFeatureToggles: WalletFeatureToggles,
     private val listenToQrScanningUseCase: ListenToQrScanningUseCase,
     private val wcPairService: WcPairService,
-    private val multiWalletCryptoCurrenciesSupplier: MultiWalletCryptoCurrenciesSupplier,
-    private val classifyQrCodeUseCase: ClassifyQrCodeUseCase,
+    private val resolveQrSendTargetsUseCase: ResolveQrSendTargetsUseCase,
     val screenLifecycleProvider: ScreenLifecycleProvider,
     val innerWalletRouter: InnerWalletRouter,
 ) : Model() {
@@ -752,16 +750,8 @@ internal class WalletModel @Inject constructor(
     }
 
     private suspend fun handleQrResult(qrCode: String, resultSource: QrResultSource) {
-        val userWalletId = stateHolder.getSelectedWalletId()
-
-        val currencies = multiWalletCryptoCurrenciesSupplier
-            .getSyncOrNull(MultiWalletCryptoCurrenciesProducer.Params(userWalletId))
-            ?.toList()
-            .orEmpty()
-        val classified = classifyQrCodeUseCase(qrCode, currencies)
-
-        when (classified) {
-            is ClassifiedQrContent.WalletConnect -> {
+        when (val target = resolveQrSendTargetsUseCase(qrCode)) {
+            is QrSendTarget.WalletConnect -> {
                 val source = when (resultSource) {
                     QrResultSource.CLIPBOARD -> WcPairRequest.Source.CLIPBOARD
                     QrResultSource.CAMERA,
@@ -770,34 +760,25 @@ internal class WalletModel @Inject constructor(
                 }
                 wcPairService.pair(
                     WcPairRequest(
-                        userWalletId = userWalletId,
-                        uri = classified.uri,
+                        userWalletId = stateHolder.getSelectedWalletId(),
+                        uri = target.uri,
                         source = source,
                     ),
                 )
             }
-            is ClassifiedQrContent.PaymentUri -> {
+            is QrSendTarget.Single -> {
                 innerWalletRouter.openSend(
-                    userWalletId = userWalletId,
-                    currency = classified.currency,
-                    address = classified.address,
-                    amount = classified.amount?.toPlainString(),
-                    tag = classified.memo,
+                    userWalletId = target.userWalletId,
+                    currency = target.currency,
+                    address = target.address,
+                    amount = target.amount?.parseBigDecimal(target.currency.decimals),
+                    tag = target.memo,
                 )
             }
-            is ClassifiedQrContent.PlainAddress -> {
-                if (classified.matchingCurrencies.size == 1) {
-                    innerWalletRouter.openSend(
-                        userWalletId = userWalletId,
-                        currency = classified.matchingCurrencies.first(),
-                        address = classified.address,
-                        amount = null,
-                        tag = null,
-                    )
-                }
-                // TODO: [REDACTED_TASK_KEY] Network selection bottom sheet for multiple network matches
+            is QrSendTarget.Multiple -> {
+                // TODO: [REDACTED_TASK_KEY] Bottom sheet: Wallets (dropdown) → Accounts → Tokens
             }
-            is ClassifiedQrContent.Unknown -> {
+            is QrSendTarget.Unknown -> {
                 // TODO: [REDACTED_TASK_KEY] Error handling for unsupported and invalid QR codes
             }
         }