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Updated on 2026-08-14

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Tangem 2025-07-12 20:33:15 +04:00
parent 04655b7564
commit f338f79230
2 changed files with 41 additions and 9 deletions
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20
domain/card/src/main/kotlin/com/tangem/domain/card/GetExtendedPublicKeyForCurrencyUseCase.kt
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@ -1,6 +1,7 @@
package com.tangem.domain.card
import arrow.core.Either
import arrow.core.right
import com.tangem.blockchain.common.Blockchain
import com.tangem.blockchainsdk.utils.toBlockchain
import com.tangem.common.extensions.ByteArrayKey
@ -22,16 +23,17 @@ class GetExtendedPublicKeyForCurrencyUseCase(
private val derivationsRepository: DerivationsRepository,
private val walletManagersFacade: WalletManagersFacade,
) {
suspend operator fun invoke(userWalletId: UserWalletId, network: Network): Either<Throwable, String> {
return Either.catch {
val userWallet = walletManagersFacade.getOrCreateWalletManager(userWalletId, network)
val walletManager = walletManagersFacade.getOrCreateWalletManager(userWalletId, network)
?: error("Wallet not found")
val blockchain = network.toBlockchain()
val isSecp256k1Blockchain = Blockchain.secp256k1Blockchains(network.isTestnet).contains(blockchain)
val hdKey = if (isSecp256k1Blockchain) {
userWallet.wallet.publicKey.derivationType?.hdKey ?: error("No derivation found")
walletManager.wallet.publicKey.derivationType?.hdKey ?: error("No derivation found")
} else {
error("No derivation found")
}
@ -50,7 +52,7 @@ class GetExtendedPublicKeyForCurrencyUseCase(
val pendingDerivations = getPendingDerivations(childKey, parentKey)
val derivedKeys = deriveKeys(
userWalletId = userWalletId,
seedKey = userWallet.wallet.publicKey.seedKey,
seedKey = walletManager.wallet.publicKey.seedKey,
paths = pendingDerivations,
)
@ -73,15 +75,17 @@ class GetExtendedPublicKeyForCurrencyUseCase(
/**
* @return true if xpub generation is supported, false otherwise
*/
suspend fun isSupported(userWalletId: UserWalletId, network: Network): Boolean {
val userWallet = walletManagersFacade.getOrCreateWalletManager(userWalletId, network)
?: error("Wallet not found")
suspend fun isSupported(userWalletId: UserWalletId, network: Network): Either<Throwable, Boolean> = Either.catch {
val walletManager = walletManagersFacade.getOrCreateWalletManager(userWalletId, network)
?: error("Wallet not found for user wallet $userWalletId and network ${network.id}")
val blockchain = network.toBlockchain()
val isSecp256k1Blockchain = Blockchain.secp256k1Blockchains(network.isTestnet).contains(blockchain)
val isHdKey = userWallet.wallet.publicKey.derivationType?.hdKey
val isHdKey = walletManager.wallet.publicKey.derivationType?.hdKey
return isSecp256k1Blockchain && isHdKey != null
val isSupported = isSecp256k1Blockchain && isHdKey != null
return isSupported.right()
}
private suspend fun deriveKeys(