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Updated on 2026-08-14

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Tangem 2025-07-21 12:22:10 +05:00
parent 68fbe17731
commit b7dc46ae64
7 changed files with 111 additions and 0 deletions
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20
features/send-v2/impl/src/main/java/com/tangem/features/send/v2/feeselector/DefaultFeeSelectorReload.kt Normal file
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@ -0,0 +1,20 @@
package com.tangem.features.send.v2.feeselector
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadData
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadListener
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadTrigger
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.asSharedFlow
import javax.inject.Inject
import javax.inject.Singleton
@Singleton
internal class DefaultFeeSelectorReload @Inject constructor() : FeeSelectorReloadListener, FeeSelectorReloadTrigger {
private val _reloadTriggerFlow = MutableSharedFlow<FeeSelectorReloadData>()
override val reloadTriggerFlow: Flow<FeeSelectorReloadData> = _reloadTriggerFlow.asSharedFlow()
override suspend fun triggerUpdate(data: FeeSelectorReloadData) {
_reloadTriggerFlow.emit(data)
}
}

11
features/send-v2/impl/src/main/java/com/tangem/features/send/v2/feeselector/di/FeeSelectorFeatureModule.kt
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@ -2,8 +2,11 @@ package com.tangem.features.send.v2.feeselector.di
import com.tangem.features.send.v2.api.FeeSelectorBlockComponent
import com.tangem.features.send.v2.api.FeeSelectorComponent
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadListener
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadTrigger
import com.tangem.features.send.v2.feeselector.DefaultFeeSelectorBlockComponent
import com.tangem.features.send.v2.feeselector.DefaultFeeSelectorComponent
import com.tangem.features.send.v2.feeselector.DefaultFeeSelectorReload
import dagger.Binds
import dagger.Module
import dagger.hilt.InstallIn
@ -21,4 +24,12 @@ internal interface FeeSelectorFeatureModule {
@Binds
@Singleton
fun bindBlockComponentFactory(factory: DefaultFeeSelectorBlockComponent.Factory): FeeSelectorBlockComponent.Factory
@Binds
@Singleton
fun provideFeeSelectorReloadTrigger(impl: DefaultFeeSelectorReload): FeeSelectorReloadTrigger
@Binds
@Singleton
fun provideFeeSelectorReloadListener(impl: DefaultFeeSelectorReload): FeeSelectorReloadListener
}

17
features/send-v2/impl/src/main/java/com/tangem/features/send/v2/feeselector/model/FeeSelectorModel.kt
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@ -14,12 +14,15 @@ import com.tangem.domain.transaction.usecase.IsFeeApproximateUseCase
import com.tangem.features.send.v2.api.callbacks.FeeSelectorModelCallback
import com.tangem.features.send.v2.api.entity.FeeItem
import com.tangem.features.send.v2.api.entity.FeeSelectorUM
import com.tangem.features.send.v2.api.feeselector.FeeSelectorReloadListener
import com.tangem.features.send.v2.api.params.FeeSelectorParams
import com.tangem.features.send.v2.feeselector.model.transformers.*
import com.tangem.utils.coroutines.CoroutineDispatcherProvider
import com.tangem.utils.transformer.update
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import kotlinx.coroutines.launch
import javax.inject.Inject
@ -27,6 +30,7 @@ import javax.inject.Inject
@ModelScoped
internal class FeeSelectorModel @Inject constructor(
paramsContainer: ParamsContainer,
private val feeSelectorReloadListener: FeeSelectorReloadListener,
private val isFeeApproximateUseCase: IsFeeApproximateUseCase,
private val getSelectedAppCurrencyUseCase: GetSelectedAppCurrencyUseCase,
override val dispatchers: CoroutineDispatcherProvider,
@ -43,12 +47,24 @@ internal class FeeSelectorModel @Inject constructor(
init {
initAppCurrency()
loadFee()
listenReloadTrigger()
}
fun updateState(feeSelectorUM: FeeSelectorUM) {
uiState.value = feeSelectorUM
}
private fun listenReloadTrigger() {
feeSelectorReloadListener.reloadTriggerFlow
.onEach { data ->
if (data.removeSuggestedFee) {
uiState.update(FeeSelectorRemoveSuggestedTransformer)
}
loadFee()
}
.launchIn(modelScope)
}
private fun initAppCurrency() {
modelScope.launch {
appCurrency = getSelectedAppCurrencyUseCase.invokeSync().getOrElse { AppCurrency.Default }
@ -56,6 +72,7 @@ internal class FeeSelectorModel @Inject constructor(
}
private fun loadFee() {
uiState.update(FeeSelectorLoadingTransformers)
modelScope.launch {
params.onLoadFee()
.fold(

11
features/send-v2/impl/src/main/java/com/tangem/features/send/v2/feeselector/model/transformers/FeeSelectorLoadingTransformers.kt Normal file
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@ -0,0 +1,11 @@
package com.tangem.features.send.v2.feeselector.model.transformers
import com.tangem.features.send.v2.api.entity.FeeSelectorUM
import com.tangem.utils.transformer.Transformer
internal object FeeSelectorLoadingTransformers : Transformer<FeeSelectorUM> {
override fun transform(prevState: FeeSelectorUM): FeeSelectorUM {
return FeeSelectorUM.Loading
}
}

24
features/send-v2/impl/src/main/java/com/tangem/features/send/v2/feeselector/model/transformers/FeeSelectorRemoveSuggestedTransformer.kt Normal file
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@ -0,0 +1,24 @@
package com.tangem.features.send.v2.feeselector.model.transformers
import com.tangem.features.send.v2.api.entity.FeeItem
import com.tangem.features.send.v2.api.entity.FeeSelectorUM
import com.tangem.utils.transformer.Transformer
import kotlinx.collections.immutable.toImmutableList
internal object FeeSelectorRemoveSuggestedTransformer : Transformer<FeeSelectorUM> {
override fun transform(prevState: FeeSelectorUM): FeeSelectorUM {
val state = prevState as? FeeSelectorUM.Content ?: return prevState
val newFeeItems = state.feeItems.filterNot { item -> item is FeeItem.Suggested }
val newSelectedFee = if (state.selectedFeeItem is FeeItem.Suggested) {
state.feeItems.first { item -> item is FeeItem.Market }
} else {
state.selectedFeeItem
}
return state.copy(
feeItems = newFeeItems.toImmutableList(),
selectedFeeItem = newSelectedFee,
)
}
}