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Updated on 2026-08-14

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Tangem 2024-08-12 13:54:35 +05:00
parent faa58cf142
commit ea8c9079b7
24 changed files with 311 additions and 69 deletions
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18
domain/staking/src/main/java/com/tangem/domain/staking/IsApproveNeededUseCase.kt Normal file
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@ -0,0 +1,18 @@
package com.tangem.domain.staking
import arrow.core.Either
import com.tangem.domain.staking.model.stakekit.StakingError
import com.tangem.domain.staking.repositories.StakingErrorResolver
import com.tangem.domain.staking.repositories.StakingRepository
import com.tangem.domain.tokens.model.CryptoCurrency
class IsApproveNeededUseCase(
private val stakingRepository: StakingRepository,
private val stakingErrorResolver: StakingErrorResolver,
) {
operator fun invoke(cryptoCurrency: CryptoCurrency): Either<StakingError, Boolean> {
return Either
.catch { stakingRepository.isApproveNeeded(cryptoCurrency) }
.mapLeft { stakingErrorResolver.resolve(it) }
}
}

6
domain/staking/src/main/java/com/tangem/domain/staking/repositories/StakingRepository.kt
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@ -15,9 +15,10 @@ import com.tangem.domain.tokens.model.Network
import com.tangem.domain.wallets.models.UserWalletId
import kotlinx.coroutines.flow.Flow
@Suppress("TooManyFunctions")
interface StakingRepository {
fun isStakingSupported(currencyId: String): Boolean
fun isStakingSupported(integrationKey: String): Boolean
suspend fun fetchEnabledYields(refresh: Boolean)
@ -75,4 +76,7 @@ interface StakingRepository {
/** Returns whether additional staking is possible if there is already active staking */
fun isStakeMoreAvailable(networkId: Network.ID): Boolean
/** Returns whether approve is needed before staking */
fun isApproveNeeded(cryptoCurrency: CryptoCurrency): Boolean
}