Updated on 2026-08-14
This commit is contained in:
Tangem
parent
bd8d84a85a
commit
6259944ff1
7 changed files with 161 additions and 85 deletions
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@ -1,21 +1,21 @@
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package com.tangem.domain.wallet.xlm;
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package com.tangem.wallet.xlm;
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import android.net.Uri;
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import android.text.InputFilter;
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import android.util.Log;
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import com.tangem.card_common.data.TangemCard;
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import com.tangem.card_common.tasks.SignTask;
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import com.tangem.card_common.util.Util;
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import com.tangem.data.Blockchain;
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import com.tangem.data.network.ServerApiStellar;
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import com.tangem.data.network.StellarRequest;
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import com.tangem.domain.wallet.BalanceValidator;
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import com.tangem.domain.wallet.CoinData;
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import com.tangem.domain.wallet.CoinEngine;
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import com.tangem.domain.wallet.TangemContext;
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import com.tangem.tangemcard.data.TangemCard;
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import com.tangem.tangemcard.tasks.SignTask;
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import com.tangem.tangemcard.util.Util;
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import com.tangem.util.DecimalDigitsInputFilter;
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import com.tangem.wallet.BalanceValidator;
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import com.tangem.wallet.CoinData;
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import com.tangem.wallet.CoinEngine;
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import com.tangem.wallet.R;
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import com.tangem.wallet.TangemContext;
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import org.stellar.sdk.AssetTypeNative;
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import org.stellar.sdk.KeyPair;
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@ -27,10 +27,10 @@ import java.io.IOException;
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import java.math.BigDecimal;
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/**
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* Created by dvol on 7.01.2019.
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*
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* PS. To create and fill testnet account just open https://friendbot.stellar.org/?addr=XXX in browser
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**/
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* Created by dvol on 7.01.2019.
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* <p>
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* PS. To create and fill testnet account just open https://friendbot.stellar.org/?addr=XXX in browser
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**/
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public class XlmEngine extends CoinEngine {
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@ -55,8 +55,7 @@ public class XlmEngine extends CoinEngine {
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}
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private static int getDecimals() {
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//TODO - Is it's right?
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return 8;
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return 7;
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}
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@ -75,7 +74,7 @@ public class XlmEngine extends CoinEngine {
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public String getBalanceHTML() {
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Amount balance = getBalance();
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if (balance != null) {
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return balance.toDescriptionString(getDecimals());
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return " " + balance.toDescriptionString(getDecimals()) + "<br><small><small>+ " + coinData.getReserve().toDescriptionString(getDecimals()) + " reserve</small></small>";
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} else {
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return "";
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}
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@ -96,14 +95,14 @@ public class XlmEngine extends CoinEngine {
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@Override
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public boolean isBalanceNotZero() {
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if (coinData == null) return false;
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if (coinData.getBalanceXLM() == null) return false;
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return coinData.getBalanceXLM().notZero();
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if (coinData.getBalance() == null) return false;
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return coinData.getBalance().notZero();
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}
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@Override
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public boolean hasBalanceInfo() {
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if (coinData == null) return false;
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return coinData.getBalanceXLM() != null;
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return coinData.getBalance() != null;
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}
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@ -147,17 +146,17 @@ public class XlmEngine extends CoinEngine {
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}
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@Override
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public Uri getShareWalletUriExplorer() {
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return Uri.parse((ctx.getBlockchain() == Blockchain.Bitcoin ? "http://testnet.stellarchain.io/address/" : "http://testnet.stellarchain.io/address/") + ctx.getCoinData().getWallet());
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public Uri getWalletExplorerUri() {
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return Uri.parse((ctx.getBlockchain() == Blockchain.Stellar ? "http://stellarchain.io/address/" : "http://testnet.stellarchain.io/address/") + ctx.getCoinData().getWallet());
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}
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@Override
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public Uri getShareWalletUri() {
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//TODO - how to construct payment query intent for stellar?
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if (ctx.getCard().getDenomination() != null) {
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return Uri.parse("stellar:" + ctx.getCoinData().getWallet() + "?amount=" + convertToAmount(convertToInternalAmount(ctx.getCard().getDenomination())).toValueString());
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return Uri.parse(ctx.getCoinData().getWallet() + "?amount=" + convertToAmount(convertToInternalAmount(ctx.getCard().getDenomination())).toValueString());
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} else {
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return Uri.parse("stellar:" + ctx.getCoinData().getWallet());
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return Uri.parse(ctx.getCoinData().getWallet());
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}
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}
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@ -169,7 +168,7 @@ public class XlmEngine extends CoinEngine {
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@Override
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public boolean checkNewTransactionAmount(Amount amount) {
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if (coinData == null) return false;
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if (amount.compareTo(coinData.getBalanceXLM()) > 0) {
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if (amount.compareTo(coinData.getBalance()) > 0) {
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return false;
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}
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return true;
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@ -190,10 +189,10 @@ public class XlmEngine extends CoinEngine {
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if (feeValue.isZero() || amountValue.isZero())
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return false;
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if (isIncludeFee && (amountValue.compareTo(coinData.getBalanceXLM()) > 0 || amountValue.compareTo(feeValue) < 0))
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if (isIncludeFee && (amountValue.compareTo(coinData.getBalance()) > 0 || amountValue.compareTo(feeValue) < 0))
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return false;
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if (!isIncludeFee && amountValue.add(feeValue).compareTo(coinData.getBalanceXLM()) > 0)
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if (!isIncludeFee && amountValue.add(feeValue).compareTo(coinData.getBalance()) > 0)
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return false;
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return true;
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@ -228,7 +227,7 @@ public class XlmEngine extends CoinEngine {
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balanceValidator.setScore(100);
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balanceValidator.setFirstLine("Verified balance");
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balanceValidator.setSecondLine("Balance confirmed in blockchain");
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if (coinData.getBalanceXLM().isZero()) {
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if (coinData.getBalance().isZero()) {
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balanceValidator.setFirstLine("Empty wallet");
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balanceValidator.setSecondLine("");
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}
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@ -243,7 +242,7 @@ public class XlmEngine extends CoinEngine {
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// return;
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// }
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if ((ctx.getCard().getOfflineBalance() != null) && !coinData.isBalanceReceived() && (ctx.getCard().getRemainingSignatures() == ctx.getCard().getMaxSignatures()) && coinData.getBalanceXLM().notZero()) {
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if ((ctx.getCard().getOfflineBalance() != null) && !coinData.isBalanceReceived() && (ctx.getCard().getRemainingSignatures() == ctx.getCard().getMaxSignatures()) && coinData.getBalance().notZero()) {
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balanceValidator.setScore(80);
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balanceValidator.setFirstLine("Verified offline balance");
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balanceValidator.setSecondLine("Can't obtain balance from blockchain. Restore internet connection to be more confident. ");
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@ -274,7 +273,7 @@ public class XlmEngine extends CoinEngine {
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@Override
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public Amount getBalance() {
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if (!hasBalanceInfo()) return null;
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return coinData.getBalanceXLM();
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return coinData.getBalance();
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}
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@Override
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@ -349,22 +348,20 @@ public class XlmEngine extends CoinEngine {
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@Override
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public SignTask.PaymentToSign constructPayment(Amount amountValue, Amount feeValue, boolean IncFee, String targetAddress) throws Exception {
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public SignTask.TransactionToSign constructTransaction(Amount amountValue, Amount feeValue, boolean IncFee, String targetAddress) throws Exception {
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checkBlockchainDataExists();
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if( IncFee )
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{
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amountValue=new Amount(amountValue.subtract(feeValue), amountValue.getCurrency());
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if (IncFee) {
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amountValue = new Amount(amountValue.subtract(feeValue), amountValue.getCurrency());
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}
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TransactionEx transaction = TransactionEx.buildEx(60, coinData.getAccountResponse(), new PaymentOperation.Builder(KeyPair.fromAccountId(targetAddress), new AssetTypeNative(), amountValue.toValueString()).build());
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TransactionEx transaction = TransactionEx.buildEx(60, coinData.getAccountResponse(), new PaymentOperation.Builder(KeyPair.fromAccountId(targetAddress), new AssetTypeNative(), amountValue.toValueString()).build());
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if( transaction.getFee()!=convertToInternalAmount(feeValue).intValueExact() )
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{
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if (transaction.getFee() != convertToInternalAmount(feeValue).intValueExact()) {
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throw new Exception("Invalid fee!");
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}
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return new SignTask.PaymentToSign() {
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return new SignTask.TransactionToSign() {
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@Override
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public boolean isSigningMethodSupported(TangemCard.SigningMethod signingMethod) {
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@ -399,7 +396,7 @@ public class XlmEngine extends CoinEngine {
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transaction.setSign(signFromCard);
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byte[] txForSend = transaction.toEnvelopeXdrBase64().getBytes();
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notifyOnNeedSendPayment(txForSend);
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notifyOnNeedSendTransaction(txForSend);
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return txForSend;
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}
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};
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@ -413,18 +410,30 @@ public class XlmEngine extends CoinEngine {
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@Override
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public void onSuccess(StellarRequest.Base request) {
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Log.i(TAG, "onSuccess: " + request.getClass().getSimpleName());
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if (!StellarRequest.Balance.class.isInstance(request)) {
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if (request instanceof StellarRequest.Balance) {
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StellarRequest.Balance balanceRequest = (StellarRequest.Balance) request;
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coinData.setAccountResponse(balanceRequest.accountResponse);
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if (serverApi.isRequestsSequenceCompleted()) {
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blockchainRequestsCallbacks.onComplete(!ctx.hasError());
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} else {
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blockchainRequestsCallbacks.onProgress();
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}
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} else if (request instanceof StellarRequest.Ledgers) {
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StellarRequest.Ledgers ledgersRequest = (StellarRequest.Ledgers) request;
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coinData.setLedgerResponse(ledgersRequest.ledgerResponse);
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if (serverApi.isRequestsSequenceCompleted()) {
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blockchainRequestsCallbacks.onComplete(!ctx.hasError());
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} else {
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blockchainRequestsCallbacks.onProgress();
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}
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} else {
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ctx.setError("Invalid request logic");
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blockchainRequestsCallbacks.onComplete(false);
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return;
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}
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StellarRequest.Balance balanceRequest = (StellarRequest.Balance) request;
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coinData.setAccountResponse(balanceRequest.accountResponse);
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if (serverApi.isRequestsSequenceCompleted()) {
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blockchainRequestsCallbacks.onComplete(!ctx.hasError());
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} else {
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blockchainRequestsCallbacks.onProgress();
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}
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}
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@ -444,19 +453,13 @@ public class XlmEngine extends CoinEngine {
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serverApi.setListener(listener);
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serverApi.requestData(ctx, new StellarRequest.Balance(coinData.getWallet()));
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serverApi.requestData(ctx, new StellarRequest.Ledgers());
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}
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@Override
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public void requestFee(BlockchainRequestsCallbacks blockchainRequestsCallbacks, String targetAddress, Amount amount) throws Exception {
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final int calcSize = 0;
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// todo - take BASE_FEE from last leger
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Log.e(TAG, String.format("Estimated tx size %d", calcSize));
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coinData.minFee = null;
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coinData.maxFee = null;
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coinData.normalFee = null;
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coinData.minFee = new Amount("0.00001", getFeeCurrency());
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coinData.normalFee = new Amount("0.00001", getFeeCurrency());
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coinData.maxFee = new Amount("0.00001", getFeeCurrency());
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// TODO: get fee stats?
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coinData.minFee = coinData.normalFee = coinData.maxFee = coinData.getBaseFee();
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blockchainRequestsCallbacks.onComplete(true);
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}
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@ -468,19 +471,20 @@ public class XlmEngine extends CoinEngine {
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@Override
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public void onSuccess(StellarRequest.Base request) {
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try {
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if (!StellarRequest.SubmitTransaction.class.isInstance(request)) throw new Exception("Invalid request logic");
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if (!StellarRequest.SubmitTransaction.class.isInstance(request))
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throw new Exception("Invalid request logic");
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StellarRequest.SubmitTransaction submitTransactionRequest = (StellarRequest.SubmitTransaction) request;
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if (submitTransactionRequest.response.isSuccess()) {
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ctx.setError(null);
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blockchainRequestsCallbacks.onComplete(true);
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} else {
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if( submitTransactionRequest.response.getExtras()!=null && submitTransactionRequest.response.getExtras().getResultCodes()!=null ) {
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if (submitTransactionRequest.response.getExtras() != null && submitTransactionRequest.response.getExtras().getResultCodes() != null) {
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String trResult = submitTransactionRequest.response.getExtras().getResultCodes().getTransactionResultCode();
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if( submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes()!=null && submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes().size()>0 ) {
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trResult+="/"+submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes().get(0);
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if (submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes() != null && submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes().size() > 0) {
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trResult += "/" + submitTransactionRequest.response.getExtras().getResultCodes().getOperationsResultCodes().get(0);
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}
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ctx.setError(trResult);
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}else{
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} else {
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ctx.setError("transaction failed");
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}
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blockchainRequestsCallbacks.onComplete(false);
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@ -511,4 +515,14 @@ public class XlmEngine extends CoinEngine {
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}
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public boolean needMultipleLinesForBalance() {
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return true;
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}
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public boolean allowSelectFeeLevel() {
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return false;
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}
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public int pendingTransactionTimeoutInSeconds() { return 10; }
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}
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