Updated on 2026-08-14

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/visa/api/OnboardingVisaComponent.kt

@@ -0,0 +1,13 @@
+package com.tangem.features.onboarding.v2.visa.api
+
+import com.tangem.core.decompose.factory.ComponentFactory
+import com.tangem.core.decompose.navigation.inner.InnerNavigationHolder
+import com.tangem.core.ui.decompose.ComposableContentComponent
+import com.tangem.features.onboarding.v2.TitleProvider
+
+interface OnboardingVisaComponent : ComposableContentComponent, InnerNavigationHolder {
+
+    data class Params(val titleProvider: TitleProvider)
+
+    interface Factory : ComponentFactory<Params, OnboardingVisaComponent>
+}

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/visa/impl/DefaultOnboardingVisaComponent.kt

@@ -0,0 +1,59 @@
+package com.tangem.features.onboarding.v2.visa.impl
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import com.tangem.core.decompose.context.AppComponentContext
+import com.tangem.core.decompose.navigation.inner.InnerNavigation
+import com.tangem.core.decompose.navigation.inner.InnerNavigationState
+import com.tangem.features.onboarding.v2.visa.api.OnboardingVisaComponent
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedFactory
+import dagger.assisted.AssistedInject
+import kotlinx.coroutines.channels.BufferOverflow
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.launch
+
+@Suppress("UnusedPrivateMember")
+class DefaultOnboardingVisaComponent @AssistedInject constructor(
+    @Assisted appComponentContext: AppComponentContext,
+    @Assisted private val params: OnboardingVisaComponent.Params,
+) : OnboardingVisaComponent, AppComponentContext by appComponentContext {
+
+    private val innerNavigationState = MutableStateFlow(
+        OnboardingVisaInnerNavigationState(
+            stackSize = 1,
+            stackMaxSize = 7,
+        ),
+    )
+
+    private val currentChildBackEventHandle = MutableSharedFlow<Unit>(onBufferOverflow = BufferOverflow.DROP_LATEST)
+
+    override val innerNavigation: InnerNavigation = object : InnerNavigation {
+        override val state: StateFlow<InnerNavigationState> = innerNavigationState
+
+        override fun pop(onComplete: (Boolean) -> Unit) {
+            // TODO add stack handling
+            componentScope.launch { currentChildBackEventHandle.emit(Unit) }
+        }
+    }
+
+    @Composable
+    override fun Content(modifier: Modifier) {
+        TODO("Not yet implemented")
+    }
+
+    @AssistedFactory
+    interface Factory : OnboardingVisaComponent.Factory {
+        override fun create(
+            context: AppComponentContext,
+            params: OnboardingVisaComponent.Params,
+        ): DefaultOnboardingVisaComponent
+    }
+}
+
+data class OnboardingVisaInnerNavigationState(
+    override val stackSize: Int,
+    override val stackMaxSize: Int?,
+) : InnerNavigationState

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/visa/impl/child/accesscode/OnboardingVisaAccessCodeComponent.kt

@@ -0,0 +1,28 @@
+package com.tangem.features.onboarding.v2.visa.impl.child.accesscode
+
+import androidx.activity.compose.BackHandler
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import com.tangem.core.decompose.context.AppComponentContext
+import com.tangem.core.decompose.model.getOrCreateModel
+import com.tangem.core.ui.decompose.ComposableContentComponent
+import com.tangem.features.onboarding.v2.visa.impl.child.accesscode.model.OnboardingVisaAccessCodeModel
+import kotlinx.coroutines.flow.SharedFlow
+
+class OnboardingVisaAccessCodeComponent(
+    appComponentContext: AppComponentContext,
+    private val params: Params,
+) : ComposableContentComponent, AppComponentContext by appComponentContext {
+
+    private val model: OnboardingVisaAccessCodeModel = getOrCreateModel(params)
+
+    @Composable
+    override fun Content(modifier: Modifier) {
+        BackHandler(onBack = model::onBack)
+    }
+
+    data class Params(
+        val parentBackEvent: SharedFlow<Unit>,
+        val onBack: () -> Unit,
+    )
+}

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/visa/impl/child/accesscode/model/OnboardingVisaAccessCodeModel.kt

@@ -0,0 +1,24 @@
+package com.tangem.features.onboarding.v2.visa.impl.child.accesscode.model
+
+import androidx.compose.runtime.Stable
+import com.tangem.core.decompose.di.ComponentScoped
+import com.tangem.core.decompose.model.Model
+import com.tangem.core.decompose.model.ParamsContainer
+import com.tangem.features.onboarding.v2.visa.impl.child.accesscode.OnboardingVisaAccessCodeComponent
+import com.tangem.utils.coroutines.CoroutineDispatcherProvider
+import javax.inject.Inject
+
+@Stable
+@ComponentScoped
+class OnboardingVisaAccessCodeModel @Inject constructor(
+    override val dispatchers: CoroutineDispatcherProvider,
+    private val paramsContainer: ParamsContainer,
+) : Model() {
+
+    @Suppress("UnusedPrivateMember")
+    private val params = paramsContainer.require<OnboardingVisaAccessCodeComponent.Params>()
+
+    fun onBack() {
+        TODO()
+    }
+}

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/visa/impl/child/welcome/OnboardingVisaWelcomeComponent.kt

@@ -0,0 +1,23 @@
+package com.tangem.features.onboarding.v2.visa.impl.child.welcome
+
+import androidx.activity.compose.BackHandler
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Modifier
+import com.tangem.core.decompose.context.AppComponentContext
+import com.tangem.core.ui.decompose.ComposableContentComponent
+
+class OnboardingVisaWelcomeComponent(
+    appComponentContext: AppComponentContext,
+    private val params: Params,
+) : ComposableContentComponent, AppComponentContext by appComponentContext {
+
+    @Composable
+    override fun Content(modifier: Modifier) {
+        BackHandler(onBack = remember(this) { { params.onBack() } })
+    }
+
+    data class Params(
+        val onBack: () -> Unit,
+    )
+}