Updated on 2026-08-14
This commit is contained in:
Tangem
parent
f748b8539d
commit
f1238f5ef8
20 changed files with 528 additions and 88 deletions
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@ -0,0 +1,45 @@
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package com.tangem.features.staking.impl.presentation.state.transformers.approval
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import com.tangem.blockchain.common.transaction.TransactionFee
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import com.tangem.domain.appcurrency.model.AppCurrency
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import com.tangem.domain.tokens.model.CryptoCurrencyStatus
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import com.tangem.features.staking.impl.presentation.state.FeeState
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import com.tangem.features.staking.impl.presentation.state.InnerConfirmationStakingState
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import com.tangem.features.staking.impl.presentation.state.StakingStates
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import com.tangem.features.staking.impl.presentation.state.StakingUiState
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import com.tangem.utils.Provider
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import com.tangem.utils.transformer.Transformer
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internal class SetConfirmationStateAssentApprovalTransformer(
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private val appCurrencyProvider: Provider<AppCurrency>,
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private val cryptoCurrencyStatusProvider: Provider<CryptoCurrencyStatus>,
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private val fee: TransactionFee,
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) : Transformer<StakingUiState> {
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override fun transform(prevState: StakingUiState): StakingUiState {
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return prevState.copy(
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confirmationState = prevState.confirmationState.copyWrapped(),
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bottomSheetConfig = null,
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)
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}
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private fun StakingStates.ConfirmationState.copyWrapped(): StakingStates.ConfirmationState {
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return if (this is StakingStates.ConfirmationState.Data) {
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copy(
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innerState = InnerConfirmationStakingState.ASSENT,
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feeState = FeeState.Content(
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fee = fee.normal,
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rate = cryptoCurrencyStatusProvider().value.fiatRate,
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isFeeConvertibleToFiat = cryptoCurrencyStatusProvider().currency.network.hasFiatFeeRate,
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appCurrency = appCurrencyProvider(),
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isFeeApproximate = false,
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),
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validatorState = validatorState.copySealed(isClickable = true),
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isPrimaryButtonEnabled = true,
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isApprovalNeeded = true,
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)
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} else {
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this
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}
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}
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}
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@ -7,7 +7,7 @@ import androidx.lifecycle.ViewModel
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import androidx.lifecycle.viewModelScope
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import arrow.core.getOrElse
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import com.tangem.blockchain.common.TransactionData
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import com.tangem.common.extensions.hexToBytes
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import com.tangem.blockchain.common.transaction.TransactionFee
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import com.tangem.common.routing.AppRoute
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import com.tangem.common.routing.bundle.unbundle
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import com.tangem.common.ui.amountScreen.models.AmountState
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@ -18,15 +18,20 @@ import com.tangem.domain.appcurrency.GetSelectedAppCurrencyUseCase
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import com.tangem.domain.appcurrency.model.AppCurrency
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import com.tangem.domain.balancehiding.GetBalanceHidingSettingsUseCase
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import com.tangem.domain.staking.*
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import com.tangem.domain.staking.model.StakingApproval
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import com.tangem.domain.staking.model.stakekit.PendingAction
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import com.tangem.domain.staking.model.stakekit.Yield
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import com.tangem.domain.staking.model.stakekit.action.StakingActionCommonType
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import com.tangem.domain.staking.model.stakekit.transaction.ActionParams
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import com.tangem.domain.staking.model.stakekit.transaction.StakingGasEstimate
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import com.tangem.domain.staking.model.stakekit.transaction.StakingTransactionType
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import com.tangem.domain.tokens.GetCryptoCurrencyStatusSyncUseCase
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import com.tangem.domain.tokens.model.CryptoCurrency
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import com.tangem.domain.tokens.model.CryptoCurrencyAddress
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import com.tangem.domain.tokens.model.CryptoCurrencyStatus
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import com.tangem.domain.transaction.usecase.CreateApprovalTransactionUseCase
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import com.tangem.domain.transaction.usecase.GetAllowanceUseCase
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import com.tangem.domain.transaction.usecase.GetFeeUseCase
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import com.tangem.domain.transaction.usecase.SendTransactionUseCase
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import com.tangem.domain.txhistory.usecase.GetExplorerTransactionUrlUseCase
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import com.tangem.domain.wallets.models.UserWallet
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@ -40,6 +45,7 @@ import com.tangem.features.staking.impl.presentation.state.transformers.amount.A
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import com.tangem.features.staking.impl.presentation.state.transformers.amount.AmountMaxValueStateTransformer
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import com.tangem.features.staking.impl.presentation.state.transformers.amount.AmountPasteDismissStateTransformer
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import com.tangem.features.staking.impl.presentation.state.transformers.approval.SetApprovalBottomSheetInProgressTransformer
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import com.tangem.features.staking.impl.presentation.state.transformers.approval.SetConfirmationStateAssentApprovalTransformer
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import com.tangem.features.staking.impl.presentation.state.transformers.approval.ShowApprovalBottomSheetTransformer
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import com.tangem.features.staking.impl.presentation.state.transformers.validator.ValidatorSelectChangeTransformer
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import com.tangem.utils.Provider
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@ -51,6 +57,7 @@ import kotlinx.collections.immutable.ImmutableList
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import kotlinx.coroutines.flow.*
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import kotlinx.coroutines.launch
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import timber.log.Timber
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import java.math.BigDecimal
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import javax.inject.Inject
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import kotlin.properties.Delegates
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@ -64,6 +71,7 @@ internal class StakingViewModel @Inject constructor(
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private val getSelectedAppCurrencyUseCase: GetSelectedAppCurrencyUseCase,
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private val getUserWalletUseCase: GetUserWalletUseCase,
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private val getStakingTransactionUseCase: GetStakingTransactionUseCase,
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private val getConstructedStakingTransactionUseCase: GetConstructedStakingTransactionUseCase,
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private val estimateGasUseCase: EstimateGasUseCase,
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private val sendTransactionUseCase: SendTransactionUseCase,
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private val getExplorerTransactionUrlUseCase: GetExplorerTransactionUrlUseCase,
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@ -71,6 +79,9 @@ internal class StakingViewModel @Inject constructor(
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private val submitHashUseCase: SubmitHashUseCase,
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private val isStakeMoreAvailableUseCase: IsStakeMoreAvailableUseCase,
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private val stakingYieldBalanceUseCase: FetchStakingYieldBalanceUseCase,
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private val createApprovalTransactionUseCase: CreateApprovalTransactionUseCase,
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private val getAllowanceUseCase: GetAllowanceUseCase,
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private val getFeeUseCase: GetFeeUseCase,
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private val isApproveNeededUseCase: IsApproveNeededUseCase,
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private val clipboardManager: ClipboardManager,
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private val vibratorHapticManager: VibratorHapticManager,
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@ -101,7 +112,7 @@ internal class StakingViewModel @Inject constructor(
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private var userWallet: UserWallet by Delegates.notNull()
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private var appCurrency: AppCurrency by Delegates.notNull()
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private var isApprovalNeeded: Boolean = false
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private var stakingApproval: StakingApproval = StakingApproval.Empty
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private var approvalJobHolder: JobHolder = JobHolder()
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@ -121,7 +132,7 @@ internal class StakingViewModel @Inject constructor(
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}
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stakingStateRouter.onNextClick()
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if (isAssentState()) {
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estimateGas(pendingActions)
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getFee(pendingActions)
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}
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}
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@ -139,6 +150,9 @@ internal class StakingViewModel @Inject constructor(
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value.confirmationState as? StakingStates.ConfirmationState.Data ?: error("No confirmation state")
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val validatorState = confirmationState.validatorState as? ValidatorState.Content
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?: error("No validator provided")
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val amountState = value.amountState as? AmountState.Data ?: error("No amount provided")
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val amountValue = amountState.amountTextField.cryptoAmount.value ?: error("No amount value")
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val fee = (confirmationState.feeState as? FeeState.Content)?.fee ?: error("No fee provided")
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val stakingTransaction = getStakingTransactionUseCase(
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userWalletId = userWalletId,
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@ -146,8 +160,7 @@ internal class StakingViewModel @Inject constructor(
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params = ActionParams(
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actionCommonType = value.actionType,
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integrationId = yield.id,
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amount = (value.amountState as? AmountState.Data)?.amountTextField?.cryptoAmount?.value
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?: error("No amount provided"),
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amount = amountValue,
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address = cryptoCurrencyStatus.value.networkAddress?.defaultAddress?.value
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?: error("No available address"),
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validatorAddress = validatorState.chosenValidator.address,
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@ -159,19 +172,27 @@ internal class StakingViewModel @Inject constructor(
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error(it)
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}
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stakingTransaction.unsignedTransaction?.let {
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sendStakingTransaction(
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transactionId = stakingTransaction.id,
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gasEstimate = stakingTransaction.gasEstimate ?: error("No gas estimate available"),
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txData = TransactionData.Compiled(value = it.hexToBytes()),
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pendingActionList = confirmationState.pendingActions,
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)
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} ?: error("No unsigned transaction available")
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stakingTransaction
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.filterNot { it.type == StakingTransactionType.APPROVAL }
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.forEach { transaction ->
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val (constructedTransaction, transactionData) = getConstructedStakingTransactionUseCase(
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networkId = cryptoCurrencyStatus.currency.network.id.value,
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fee = fee,
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transactionId = transaction.id,
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).getOrNull() ?: error("No constructed transaction")
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sendStakingTransaction(
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transactionId = constructedTransaction.id,
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gasEstimate = constructedTransaction.gasEstimate ?: error("No gas estimate available"),
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txData = transactionData,
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pendingActionList = confirmationState.pendingActions,
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)
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}
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}
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}
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}
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private fun estimateGas(pendingActions: ImmutableList<PendingAction>) {
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private fun getFee(pendingActions: ImmutableList<PendingAction>) {
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viewModelScope.launch {
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stateController.update(
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SetConfirmationStateLoadingTransformer(
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@ -184,38 +205,99 @@ internal class StakingViewModel @Inject constructor(
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val validatorState = confirmationState.validatorState as? ValidatorState.Content
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?: error("No validator provided")
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val pendingAction = pendingActions.firstOrNull()
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val stakingGasEstimate = estimateGasUseCase(
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userWalletId = userWalletId,
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network = cryptoCurrencyStatus.currency.network,
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params = ActionParams(
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actionCommonType = value.actionType,
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integrationId = yield.id,
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amount = (value.amountState as? AmountState.Data)?.amountTextField?.cryptoAmount?.value
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?: error("No amount provided"),
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address = cryptoCurrencyValue.networkAddress?.defaultAddress?.value
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?: error("No available address"),
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validatorAddress = validatorState.chosenValidator.address,
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token = yield.token,
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passthrough = pendingAction?.passthrough,
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type = pendingAction?.type,
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),
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).getOrElse {
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stateController.update(AddStakingErrorTransformer(it))
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return@launch
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}
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val amount = (value.amountState as? AmountState.Data)?.amountTextField?.cryptoAmount?.value
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?: error("No amount provided")
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val sourceAddress = cryptoCurrencyValue.networkAddress?.defaultAddress?.value
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?: error("No available address")
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val validatorAddress = validatorState.chosenValidator.address
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stateController.update(
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SetConfirmationStateAssentTransformer(
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appCurrencyProvider = Provider { appCurrency },
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cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
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stakingGasEstimate = stakingGasEstimate,
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pendingActionList = pendingActions,
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),
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)
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val approval = stakingApproval as? StakingApproval.Needed
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if (approval != null) {
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val allowance = getAllowanceUseCase(
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userWalletId = userWalletId,
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cryptoCurrency = cryptoCurrencyStatus.currency,
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spenderAddress = approval.spenderAddress,
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).getOrElse { BigDecimal.ZERO }
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if (allowance < amount) {
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getApproveFee(
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amount = amount,
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validatorAddress = validatorAddress,
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)
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} else {
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estimateGas(
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pendingActions = pendingActions,
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amount = amount,
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sourceAddress = sourceAddress,
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validatorAddress = validatorAddress,
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)
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}
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} else {
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estimateGas(
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pendingActions = pendingActions,
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amount = amount,
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sourceAddress = sourceAddress,
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validatorAddress = validatorAddress,
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)
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}
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}
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}
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private suspend fun estimateGas(
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pendingActions: ImmutableList<PendingAction>,
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amount: BigDecimal,
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sourceAddress: String,
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validatorAddress: String,
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) {
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val pendingAction = pendingActions.firstOrNull()
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val stakingGasEstimate = estimateGasUseCase(
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userWalletId = userWalletId,
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network = cryptoCurrencyStatus.currency.network,
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params = ActionParams(
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actionCommonType = value.actionType,
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integrationId = yield.id,
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amount = amount,
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address = sourceAddress,
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validatorAddress = validatorAddress,
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token = yield.token,
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passthrough = pendingAction?.passthrough,
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type = pendingAction?.type,
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),
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).getOrElse {
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stateController.update(AddStakingErrorTransformer(it))
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return
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}
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stateController.update(
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SetConfirmationStateAssentTransformer(
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appCurrencyProvider = Provider { appCurrency },
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cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
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stakingGasEstimate = stakingGasEstimate,
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pendingActionList = pendingActions,
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),
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)
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}
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private suspend fun getApproveFee(amount: BigDecimal, validatorAddress: String) {
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val approvalFee = getFeeUseCase(
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amount = amount,
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destination = validatorAddress,
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userWallet = userWallet,
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cryptoCurrency = cryptoCurrencyStatus.currency,
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).getOrElse {
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// TODO staking error
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return
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}
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stateController.update(
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SetConfirmationStateAssentApprovalTransformer(
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appCurrencyProvider = Provider { appCurrency },
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cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
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fee = approvalFee,
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),
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)
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}
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override fun onPrevClick() {
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stakingStateRouter.onPrevClick()
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}
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@ -286,7 +368,60 @@ internal class StakingViewModel @Inject constructor(
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},
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)
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// todo staking polygon
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val tokenCryptoCurrency =
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cryptoCurrencyStatus.currency as? CryptoCurrency.Token ?: error("No token currency")
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val amountValue = (value.amountState as? AmountState.Data)?.amountTextField?.cryptoAmount?.value
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?: error("No amount provided")
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val confirmationState = value.confirmationState as? StakingStates.ConfirmationState.Data
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?: error("No confirmation state")
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val fee = (confirmationState.feeState as? FeeState.Content)?.fee ?: error("No fee provided")
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val approval = stakingApproval as? StakingApproval.Needed ?: error("No staking approve spender address")
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val approvalTransaction = createApprovalTransactionUseCase(
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amount = amountValue,
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contractAddress = tokenCryptoCurrency.contractAddress,
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spenderAddress = approval.spenderAddress,
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fee = fee,
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cryptoCurrency = tokenCryptoCurrency,
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userWalletId = userWalletId,
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).fold(
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ifLeft = { error ->
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Timber.e(error.toString())
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stateController.update(
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SetConfirmationStateAssentApprovalTransformer(
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appCurrencyProvider = Provider { appCurrency },
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cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
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fee = TransactionFee.Single(fee),
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),
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)
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// TODO staking error
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return@launch
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},
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ifRight = { it },
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)
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sendTransactionUseCase(
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txData = approvalTransaction,
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userWallet = userWallet,
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network = tokenCryptoCurrency.network,
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).fold(
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ifLeft = { error ->
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Timber.e(error.toString())
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stateController.update(
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SetConfirmationStateAssentApprovalTransformer(
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appCurrencyProvider = Provider { appCurrency },
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cryptoCurrencyStatusProvider = Provider { cryptoCurrencyStatus },
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fee = TransactionFee.Single(fee),
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),
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)
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// TODO staking error
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},
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ifRight = {
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getFee(confirmationState.pendingActions)
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stateController.update(DismissBottomSheetStateTransformer())
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},
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)
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}.saveIn(approvalJobHolder)
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}
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@ -319,7 +454,7 @@ internal class StakingViewModel @Inject constructor(
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}
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private fun setupApprovalNeeded() {
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isApprovalNeeded = isApproveNeededUseCase(cryptoCurrencyStatus.currency).getOrElse { false }
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stakingApproval = isApproveNeededUseCase(cryptoCurrencyStatus.currency).getOrElse { StakingApproval.Empty }
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}
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private fun subscribeOnCurrencyStatusUpdates() {
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@ -7,7 +7,6 @@ import arrow.core.raise.either
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import arrow.core.right
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import com.squareup.moshi.Moshi
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import com.tangem.blockchain.common.*
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import com.tangem.blockchain.extensions.Result
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import com.tangem.blockchainsdk.utils.fromNetworkId
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import com.tangem.data.tokens.utils.CryptoCurrencyFactory
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import com.tangem.datasource.api.common.response.ApiResponse
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@ -362,10 +361,10 @@ internal class DefaultSwapRepository @Inject constructor(
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),
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) ?: error("Cannot cast to Approver")
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return when (result) {
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is Result.Success -> result.data
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is Result.Failure -> error(result.error)
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}
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return result.fold(
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onSuccess = { it },
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onFailure = { error(it) },
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)
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}
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override suspend fun getApproveData(
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