Updated on 2026-08-14

features/send/api/src/main/java/com/tangem/features/send/api/subcomponents/amount/AmountRoute.kt

@@ -0,0 +1,8 @@
+package com.tangem.features.send.api.subcomponents.amount
+
+/**
+ * Common route for amount
+ */
+interface AmountRoute {
+    val isEditMode: Boolean
+}

features/send/api/src/main/java/com/tangem/features/send/api/subcomponents/amount/SendAmountBlockComponent.kt

@@ -0,0 +1,19 @@
+package com.tangem.features.send.api.subcomponents.amount
+
+import com.tangem.common.ui.amountScreen.models.AmountState
+import com.tangem.core.decompose.context.AppComponentContext
+import com.tangem.core.ui.decompose.ComposableContentComponent
+
+interface SendAmountBlockComponent : ComposableContentComponent {
+
+    fun updateState(amountUM: AmountState)
+
+    interface Factory {
+        fun create(
+            context: AppComponentContext,
+            params: SendAmountComponentParams.AmountBlockParams,
+            onClick: () -> Unit,
+            onResult: (AmountState) -> Unit,
+        ): SendAmountBlockComponent
+    }
+}

features/send/api/src/main/java/com/tangem/features/send/api/subcomponents/amount/SendAmountComponent.kt

@@ -0,0 +1,21 @@
+package com.tangem.features.send.api.subcomponents.amount
+
+import com.tangem.common.ui.amountScreen.models.AmountState
+import com.tangem.common.ui.navigationButtons.NavigationModelCallback
+import com.tangem.core.decompose.factory.ComponentFactory
+import com.tangem.core.ui.decompose.ComposableContentComponent
+import com.tangem.domain.wallets.models.errors.GetUserWalletError
+
+interface SendAmountComponent : ComposableContentComponent {
+
+    fun updateState(amountUM: AmountState)
+
+    interface ModelCallback : NavigationModelCallback {
+        fun onAmountResult(amountUM: AmountState, isResetPredefined: Boolean)
+        fun onConvertToAnotherToken(lastAmount: String, isEnterInFiatSelected: Boolean)
+        fun resetSendNavigation()
+        fun onError(error: GetUserWalletError)
+    }
+
+    interface Factory : ComponentFactory<SendAmountComponentParams.AmountParams, SendAmountComponent>
+}

features/send/api/src/main/java/com/tangem/features/send/api/subcomponents/amount/SendAmountComponentParams.kt

@@ -0,0 +1,60 @@
+package com.tangem.features.send.api.subcomponents.amount
+
+import com.tangem.common.ui.amountScreen.models.AmountState
+import com.tangem.domain.appcurrency.model.AppCurrency
+import com.tangem.domain.models.account.Account
+import com.tangem.domain.models.currency.CryptoCurrency
+import com.tangem.domain.models.currency.CryptoCurrencyStatus
+import com.tangem.domain.models.wallet.UserWallet
+import com.tangem.domain.models.wallet.UserWalletId
+import com.tangem.features.send.api.analytics.CommonSendAnalyticEvents
+import com.tangem.features.send.api.entity.PredefinedValues
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.StateFlow
+
+sealed class SendAmountComponentParams {
+
+    abstract val state: AmountState
+    abstract val analyticsCategoryName: String
+    abstract val analyticsSendSource: CommonSendAnalyticEvents.CommonSendSource
+    abstract val userWalletId: UserWalletId
+    abstract val appCurrency: AppCurrency
+    abstract val predefinedValues: PredefinedValues
+    abstract val cryptoCurrency: CryptoCurrency
+    abstract val cryptoCurrencyStatusFlow: StateFlow<CryptoCurrencyStatus>
+    abstract val isBalanceHidingFlow: StateFlow<Boolean>
+    abstract val accountFlow: StateFlow<Account?>
+    abstract val isAccountModeFlow: StateFlow<Boolean>
+
+    data class AmountParams(
+        override val state: AmountState,
+        override val analyticsCategoryName: String,
+        override val userWalletId: UserWalletId,
+        override val appCurrency: AppCurrency,
+        override val predefinedValues: PredefinedValues,
+        override val cryptoCurrency: CryptoCurrency,
+        override val cryptoCurrencyStatusFlow: StateFlow<CryptoCurrencyStatus>,
+        override val isBalanceHidingFlow: StateFlow<Boolean>,
+        override val analyticsSendSource: CommonSendAnalyticEvents.CommonSendSource,
+        override val accountFlow: StateFlow<Account?>,
+        override val isAccountModeFlow: StateFlow<Boolean>,
+        val callback: SendAmountComponent.ModelCallback,
+        val currentRoute: Flow<AmountRoute>,
+    ) : SendAmountComponentParams()
+
+    data class AmountBlockParams(
+        override val state: AmountState,
+        override val analyticsCategoryName: String,
+        override val appCurrency: AppCurrency,
+        override val userWalletId: UserWalletId,
+        override val predefinedValues: PredefinedValues,
+        override val cryptoCurrency: CryptoCurrency,
+        override val cryptoCurrencyStatusFlow: StateFlow<CryptoCurrencyStatus>,
+        override val isBalanceHidingFlow: StateFlow<Boolean>,
+        override val analyticsSendSource: CommonSendAnalyticEvents.CommonSendSource,
+        override val accountFlow: StateFlow<Account?>,
+        override val isAccountModeFlow: StateFlow<Boolean>,
+        val userWallet: UserWallet,
+        val blockClickEnableFlow: StateFlow<Boolean>,
+    ) : SendAmountComponentParams()
+}

features/send/api/src/main/java/com/tangem/features/send/api/subcomponents/amount/SendAmountReduceTrigger.kt

@@ -0,0 +1,39 @@
+package com.tangem.features.send.api.subcomponents.amount
+
+import com.tangem.common.ui.amountScreen.converters.AmountReduceByTransformer
+import kotlinx.coroutines.flow.Flow
+import java.math.BigDecimal
+
+/**
+ * Trigger for reducing amount from another component
+ */
+interface SendAmountReduceTrigger {
+    suspend fun triggerReduceBy(reduceBy: AmountReduceByTransformer.ReduceByData)
+    suspend fun triggerReduceTo(reduceTo: BigDecimal)
+    suspend fun triggerIgnoreReduce()
+}
+
+/**
+ * Trigger for reducing amount from another component
+ */
+interface SendAmountReduceListener {
+    val reduceToTriggerFlow: Flow<BigDecimal>
+    val reduceByTriggerFlow: Flow<AmountReduceByTransformer.ReduceByData>
+    val ignoreReduceTriggerFlow: Flow<Unit>
+}
+
+/**
+ * Trigger amount change from another component.
+ * Different from another triggers because it takes raw string instead of BigDecimal
+ */
+interface SendAmountUpdateTrigger {
+    suspend fun triggerUpdateAmount(amountValue: String, isEnterInFiatSelected: Boolean?)
+}
+
+/**
+ * Trigger amount change from another component.
+ * Different from another triggers because it takes raw string instead of BigDecimal
+ */
+interface SendAmountUpdateListener {
+    val updateAmountTriggerFlow: Flow<Pair<String, Boolean?>>
+}