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Updated on 2026-08-14

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Tangem 2025-04-15 19:48:35 +05:00
parent 586158fe8e
commit 81d8760fca
1 changed files with 32 additions and 4 deletions
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36
domain/demo/src/main/java/com/tangem/domain/demo/DemoTransactionSender.kt
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@ -7,6 +7,8 @@ import com.tangem.blockchain.common.transaction.TransactionSendResult
import com.tangem.blockchain.common.transaction.TransactionsSendResult
import com.tangem.blockchain.extensions.Result
import com.tangem.common.CompletionResult
import java.math.BigDecimal
import java.math.BigInteger
import kotlin.random.Random
class DemoTransactionSender(private val walletManager: WalletManager) : TransactionSender {
@ -15,9 +17,9 @@ class DemoTransactionSender(private val walletManager: WalletManager) : Transact
val blockchain = walletManager.wallet.blockchain
return Result.Success(
TransactionFee.Choosable(
minimum = Fee.Common(Amount(minimumFee, blockchain)),
normal = Fee.Common(Amount(normalFee, blockchain)),
priority = Fee.Common(Amount(priorityFee, blockchain)),
minimum = blockchain.getStubFee(minimumFee),
normal = blockchain.getStubFee(normalFee),
priority = blockchain.getStubFee(priorityFee),
),
)
}
@ -44,7 +46,16 @@ class DemoTransactionSender(private val walletManager: WalletManager) : Transact
transactionDataList: List<TransactionData>,
signer: TransactionSigner,
sendMode: TransactionSender.MultipleTransactionSendMode,
): Result<TransactionsSendResult> = Result.Failure(Exception(ID).toBlockchainSdkError())
): Result<TransactionsSendResult> {
val signerResponse = signer.sign(
hash = getDataToSign(),
publicKey = walletManager.wallet.publicKey,
)
return when (signerResponse) {
is CompletionResult.Success -> Result.Failure(Exception(ID).toBlockchainSdkError())
is CompletionResult.Failure -> Result.fromTangemSdkError(signerResponse.error)
}
}
private fun getDataToSign(): ByteArray {
val charPool: List<Char> = ('a'..'z') + ('A'..'Z') + ('0'..'9')
@ -55,6 +66,23 @@ class DemoTransactionSender(private val walletManager: WalletManager) : Transact
.toByteArray()
}
private fun Blockchain.getStubFee(fee: BigDecimal) = when (this) {
Blockchain.Ethereum -> Fee.Ethereum.EIP1559(
amount = Amount(fee, this),
gasLimit = BigInteger.ONE,
maxFeePerGas = BigInteger.ONE,
priorityFee = BigInteger.ONE,
)
Blockchain.Dogecoin,
Blockchain.Bitcoin,
-> Fee.Bitcoin(
amount = Amount(fee, this),
satoshiPerByte = BigDecimal.ONE,
txSize = BigDecimal.ONE,
)
else -> Fee.Common(Amount(normalFee, this))
}
companion object {
val ID: String = DemoTransactionSender::class.java.simpleName