Updated on 2026-08-14

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/DefaultOnboardingMultiWalletComponent.kt

@@ -62,22 +62,16 @@ internal class DefaultOnboardingMultiWalletComponent @AssistedInject constructor
         )
     }
 
+    private val innerNavigationStateFlow = MutableStateFlow(
+        MultiWalletInnerNavigationState(1, 5),
+    )
+
     private val childParams = MultiWalletChildParams(
         multiWalletState = model.state,
         parentParams = params,
+        innerNavigation = innerNavigationStateFlow,
     )
 
-    override val innerNavigation: InnerNavigation = object : InnerNavigation {
-        override val state = MutableStateFlow(
-            MultiWalletInnerNavigationState(1, 5),
-        )
-
-        override fun pop(onComplete: (Boolean) -> Unit) {
-            // TODO add warning dialog
-            stackNavigation.pop(onComplete)
-        }
-    }
-
     private val childStack: Value<ChildStack<OnboardingMultiWalletState.Step, ComposableContentComponent>> =
         childStack(
             key = "innerStack",
@@ -93,6 +87,22 @@ internal class DefaultOnboardingMultiWalletComponent @AssistedInject constructor
             },
         )
 
+    val backButtonClickFlow = MutableSharedFlow<Unit>()
+    override val innerNavigation: InnerNavigation = object : InnerNavigation {
+        override val state = innerNavigationStateFlow
+
+        override fun pop(onComplete: (Boolean) -> Unit) {
+            when (childStack.active.configuration) {
+                CreateWallet -> { } // TODO show dialog
+                ChooseBackupOption -> { } // TODO show dialog
+                SeedPhrase -> { componentScope.launch { backButtonClickFlow.emit(Unit) } }
+                AddBackupDevice -> {}
+                Finalize -> {}
+                Done -> {}
+            }
+        }
+    }
+
     private val bottomSheetNavigation = SlotNavigation<Unit>()
     private val accessCodeBottomSheetSlot = childSlot(
         source = bottomSheetNavigation,
@@ -110,7 +120,6 @@ internal class DefaultOnboardingMultiWalletComponent @AssistedInject constructor
     init {
         componentScope.launch {
             // access code bs result
-            // TODO delete and use callback
             childParams.multiWalletState
                 .map { it.accessCode }
                 .distinctUntilChanged()
@@ -131,13 +140,15 @@ internal class DefaultOnboardingMultiWalletComponent @AssistedInject constructor
             )
             ChooseBackupOption -> Wallet1ChooseOptionComponent(
                 context = childContext,
+                params = childParams,
                 onNextStep = ::handleNavigationEvent,
             )
             SeedPhrase -> MultiWalletSeedPhraseComponent(
                 context = childContext,
                 params = childParams,
                 onNextStep = ::handleNavigationEvent,
-                backButtonClickFlow = MutableSharedFlow(), // TODO
+                backButtonClickFlow = backButtonClickFlow,
+                onBack = { stackNavigation.pop() },
             )
             AddBackupDevice -> MultiWalletBackupComponent(
                 context = childContext,
@@ -157,22 +168,26 @@ internal class DefaultOnboardingMultiWalletComponent @AssistedInject constructor
         when (nextStep) {
             ChooseBackupOption -> {
                 artworksState.value = WalletArtworksState.Fan
+                stackNavigation.navigate { listOf(nextStep) }
             }
             AddBackupDevice -> {
                 artworksState.value = WalletArtworksState.Unfold(WalletArtworksState.Unfold.Step.First)
+                stackNavigation.navigate { listOf(nextStep) }
             }
             Finalize -> {
                 artworksState.value = WalletArtworksState.Stack(threeCards = model.state.value.isThreeCards)
+                stackNavigation.navigate { listOf(nextStep) }
+            }
+            SeedPhrase -> {
+                stackNavigation.push(nextStep)
             }
             Done -> {
                 // final step - navigate to parent
                 val userWallet = childParams.multiWalletState.value.resultUserWallet ?: return
                 params.onDone(userWallet)
-                return
             }
             else -> return
         }
-        stackNavigation.push(nextStep)
     }
 
     private fun handleBackupComponentEvent(event: MultiWalletBackupComponent.Event) {

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/MultiWalletChildParams.kt

@@ -1,10 +1,12 @@
 package com.tangem.features.onboarding.v2.multiwallet.impl.child
 
 import com.tangem.features.onboarding.v2.multiwallet.api.OnboardingMultiWalletComponent
+import com.tangem.features.onboarding.v2.multiwallet.impl.MultiWalletInnerNavigationState
 import com.tangem.features.onboarding.v2.multiwallet.impl.model.OnboardingMultiWalletState
 import kotlinx.coroutines.flow.MutableStateFlow
 
 class MultiWalletChildParams(
     val multiWalletState: MutableStateFlow<OnboardingMultiWalletState>,
+    val innerNavigation: MutableStateFlow<MultiWalletInnerNavigationState>,
     val parentParams: OnboardingMultiWalletComponent.Params,
 )

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/backup/MultiWalletBackupComponent.kt

@@ -12,6 +12,7 @@ import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChild
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildComponent
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.backup.model.MultiWalletBackupModel
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.backup.ui.MultiWalletBackup
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 
 @Suppress("UnusedPrivateMember")
@@ -24,6 +25,13 @@ class MultiWalletBackupComponent(
     private val model: MultiWalletBackupModel = getOrCreateModel(params)
 
     init {
+        params.innerNavigation.update {
+            it.copy(
+                stackSize = 5,
+                stackMaxSize = 8,
+            )
+        }
+
         params.parentParams.titleProvider.changeTitle(
             text = resourceReference(R.string.onboarding_navbar_title_creating_backup),
         )

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/chooseoption/Wallet1ChooseOptionComponent.kt

@@ -3,15 +3,33 @@ package com.tangem.features.onboarding.v2.multiwallet.impl.child.chooseoption
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import com.tangem.core.decompose.context.AppComponentContext
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.features.onboarding.v2.impl.R
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildComponent
+import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildParams
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.chooseoption.ui.Wallet1ChooseOption
 import com.tangem.features.onboarding.v2.multiwallet.impl.model.OnboardingMultiWalletState
+import kotlinx.coroutines.flow.update
 
 class Wallet1ChooseOptionComponent(
     context: AppComponentContext,
+    params: MultiWalletChildParams,
     private val onNextStep: (OnboardingMultiWalletState.Step) -> Unit,
 ) : AppComponentContext by context, MultiWalletChildComponent {
 
+    init {
+        params.innerNavigation.update {
+            it.copy(
+                stackSize = 3,
+                stackMaxSize = 8,
+            )
+        }
+
+        params.parentParams.titleProvider.changeTitle(
+            text = resourceReference(R.string.onboarding_create_wallet_header),
+        )
+    }
+
     @Composable
     override fun Content(modifier: Modifier) {
         Wallet1ChooseOption(

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/createwallet/MultiWalletCreateWalletComponent.kt

@@ -13,6 +13,7 @@ import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChild
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.createwallet.model.MultiWalletCreateWalletModel
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.createwallet.ui.MultiWalletCreateWallet
 import com.tangem.features.onboarding.v2.multiwallet.impl.model.OnboardingMultiWalletState
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 
 internal class MultiWalletCreateWalletComponent(
@@ -24,6 +25,13 @@ internal class MultiWalletCreateWalletComponent(
     private val model: MultiWalletCreateWalletModel = getOrCreateModel(params)
 
     init {
+        params.innerNavigation.update {
+            it.copy(
+                stackSize = 2,
+                stackMaxSize = 8,
+            )
+        }
+
         params.parentParams.titleProvider.changeTitle(
             text = resourceReference(R.string.onboarding_create_wallet_header),
         )

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/finalize/MultiWalletFinalizeComponent.kt

@@ -6,10 +6,13 @@ import androidx.compose.ui.Modifier
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.tangem.core.decompose.context.AppComponentContext
 import com.tangem.core.decompose.model.getOrCreateModel
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.features.onboarding.v2.impl.R
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildComponent
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildParams
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.finalize.model.MultiWalletFinalizeModel
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.finalize.ui.MultiWalletFinalize
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 
 @Suppress("UnusedPrivateMember")
@@ -22,6 +25,16 @@ internal class MultiWalletFinalizeComponent(
     private val model: MultiWalletFinalizeModel = getOrCreateModel(params)
 
     init {
+        params.innerNavigation.update {
+            it.copy(
+                stackSize = 7,
+                stackMaxSize = 8,
+            )
+        }
+        params.parentParams.titleProvider.changeTitle(
+            resourceReference(R.string.onboarding_button_finalize_backup),
+        )
+
         componentScope.launch {
             model.onEvent.collect {
                 onEvent(it)

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/seedphrase/MultiWalletSeedPhraseComponent.kt

@@ -13,12 +13,16 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.tangem.core.decompose.context.AppComponentContext
 import com.tangem.core.decompose.model.getOrCreateModel
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.features.onboarding.v2.impl.R
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildComponent
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.MultiWalletChildParams
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.seedphrase.model.MultiWalletSeedPhraseModel
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.seedphrase.ui.MultiWalletSeedPhrase
+import com.tangem.features.onboarding.v2.multiwallet.impl.child.seedphrase.ui.state.MultiWalletSeedPhraseUM
 import com.tangem.features.onboarding.v2.multiwallet.impl.model.OnboardingMultiWalletState
 import kotlinx.coroutines.flow.SharedFlow
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 
 @Suppress("UnusedPrivateMember")
@@ -26,12 +30,36 @@ internal class MultiWalletSeedPhraseComponent(
     context: AppComponentContext,
     params: MultiWalletChildParams,
     onNextStep: (OnboardingMultiWalletState.Step) -> Unit,
+    onBack: () -> Unit,
     backButtonClickFlow: SharedFlow<Unit>,
 ) : AppComponentContext by context, MultiWalletChildComponent {
 
     private val model: MultiWalletSeedPhraseModel = getOrCreateModel(params)
 
     init {
+        componentScope.launch {
+            model.uiState.collect {
+                // change stepper state based on the stack of the current step
+                @Suppress("MagicNumber")
+                params.innerNavigation.update { st ->
+                    st.copy(
+                        stackSize = 3 + it.order,
+                        stackMaxSize = 10,
+                    )
+                }
+
+                val title = when (it) {
+                    is MultiWalletSeedPhraseUM.Import -> R.string.onboarding_seed_intro_button_import
+                    is MultiWalletSeedPhraseUM.GenerateSeedPhrase,
+                    is MultiWalletSeedPhraseUM.GeneratedWordsCheck,
+                    is MultiWalletSeedPhraseUM.Start,
+                    -> R.string.onboarding_create_wallet_header
+                }
+
+                params.parentParams.titleProvider.changeTitle(text = resourceReference(title))
+            }
+        }
+
         componentScope.launch {
             backButtonClickFlow.collect { model.onBack() }
         }
@@ -39,7 +67,7 @@ internal class MultiWalletSeedPhraseComponent(
             model.onDone.collect { onNextStep(OnboardingMultiWalletState.Step.AddBackupDevice) }
         }
         componentScope.launch {
-            model.navigateBack.collect { onNextStep(OnboardingMultiWalletState.Step.CreateWallet) }
+            model.navigateBack.collect { onBack() }
         }
     }
 

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/model/Utils.kt

@@ -7,10 +7,9 @@ import com.tangem.features.onboarding.v2.impl.R
 fun screenTitleByStep(step: OnboardingMultiWalletState.Step): TextReference = when (step) {
     OnboardingMultiWalletState.Step.CreateWallet ->
         resourceReference(R.string.onboarding_create_wallet_header)
-    OnboardingMultiWalletState.Step.ChooseBackupOption -> TODO()
-    OnboardingMultiWalletState.Step.SeedPhrase -> TODO()
     OnboardingMultiWalletState.Step.AddBackupDevice ->
         resourceReference(R.string.onboarding_navbar_title_creating_backup)
-    OnboardingMultiWalletState.Step.Finalize -> TODO()
-    OnboardingMultiWalletState.Step.Done -> error("No title for Done step")
+    OnboardingMultiWalletState.Step.Finalize ->
+        resourceReference(R.string.onboarding_button_finalize_backup)
+    else -> error("No title for the step")
 }

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/stepper/impl/DefaultOnboardingStepperComponent.kt

@@ -17,7 +17,6 @@ import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.launch
-import timber.log.Timber
 
 internal class DefaultOnboardingStepperComponent @AssistedInject constructor(
     @Assisted val context: AppComponentContext,
@@ -28,15 +27,6 @@ internal class DefaultOnboardingStepperComponent @AssistedInject constructor(
 
     override val state = instanceKeeper.getOrCreateSimple { MutableStateFlow(params.initState) }
 
-    init {
-        componentScope.launch {
-            state.collect {
-                // TODO
-                Timber.tag("ASDASD").d("State: $it")
-            }
-        }
-    }
-
     private fun openSupport() {
         componentScope.launch {
             val cardInfo = getCardInfoUseCase(params.scanResponse).getOrNull() ?: return@launch