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Updated on 2026-08-14

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Tangem 2018-08-08 17:33:08 +03:00
parent 57a20d3cfc
commit 56fc4cad76
27 changed files with 470 additions and 478 deletions
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73
app/src/main/java/com/tangem/domain/wallet/BtcEngine.java
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@ -18,8 +18,6 @@ import java.math.BigInteger;
import java.nio.ByteBuffer;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
@ -27,7 +25,6 @@ import java.util.List;
import java.util.Locale;
import java.util.Random;
import static com.tangem.util.FormatUtil.GetDecimalFormat;
import static com.tangem.util.FormatUtil.stringToBigDecimal;
/**
@ -35,23 +32,23 @@ import static com.tangem.util.FormatUtil.stringToBigDecimal;
*/
public class BtcEngine extends CoinEngine {
public String GetNextNode(TangemCard mCard) {
public String getNextNode(TangemCard mCard) {
return getNextServiceHost(mCard);
}
public int GetNextNodePort(TangemCard mCard) {
public int getNextNodePort(TangemCard mCard) {
return getNextServicePort(mCard);
}
public String GetNode(TangemCard mCard) {
public String getNode(TangemCard mCard) {
return getServiceHost(mCard);
}
public int GetNodePort(TangemCard mCard) {
public int getNodePort(TangemCard mCard) {
return getServicePort(mCard);
}
public void SwitchNode(TangemCard mCard) {
public void switchNode(TangemCard mCard) {
SelectNextBitconServiceIndex();
}
@ -213,58 +210,58 @@ public class BtcEngine extends CoinEngine {
}
public boolean InOutPutVisible() {
public boolean inOutPutVisible() {
return true;
}
public boolean AwaitingConfirmation(TangemCard card) {
public boolean awaitingConfirmation(TangemCard card) {
return card.getBalanceUnconfirmed() != 0;
}
public String GetBalanceWithAlter(TangemCard mCard) {
return GetBalance(mCard);
public String getBalanceWithAlter(TangemCard mCard) {
return getBalance(mCard);
}
public boolean IsBalanceAlterNotZero(TangemCard card) {
public boolean isBalanceAlterNotZero(TangemCard card) {
return true;
}
public Long GetBalanceLong(TangemCard mCard) {
public Long getBalanceLong(TangemCard mCard) {
return mCard.getBalance();
}
public boolean IsBalanceNotZero(TangemCard card) {
public boolean isBalanceNotZero(TangemCard card) {
return card.getBalance() > 0;
}
public boolean CheckAmount(TangemCard card, String amount) throws Exception {
public boolean checkAmount(TangemCard card, String amount) throws Exception {
// DecimalFormat decimalFormat = GetDecimalFormat();
// BigDecimal amountValue = (BigDecimal) decimalFormat.parse(amount);
BigDecimal amountValue = stringToBigDecimal(amount,Locale.US);
BigDecimal maxValue = stringToBigDecimal(GetBalanceValue(card),Locale.US);
BigDecimal maxValue = stringToBigDecimal(getBalanceValue(card),Locale.US);
if (amountValue.compareTo(maxValue) > 0) {
return false;
}
return true;
}
public boolean HasBalanceInfo(TangemCard card) {
public boolean hasBalanceInfo(TangemCard card) {
return card.hasBalanceInfo();
}
public String GetBalanceCurrency(TangemCard card) {
public String getBalanceCurrency(TangemCard card) {
return "mBTC";
}
public boolean CheckUnspentTransaction(TangemCard mCard) {
public boolean checkUnspentTransaction(TangemCard mCard) {
return mCard.getUnspentTransactions().size() != 0;
}
public String GetFeeCurrency() {
public String getFeeCurrency() {
return "mBTC";
}
public boolean ValdateAddress(String address, TangemCard card) {
public boolean validateAddress(String address, TangemCard card) {
if (address == null || address.isEmpty()) {
return false;
}
@ -311,23 +308,23 @@ public class BtcEngine extends CoinEngine {
}
public int GetTokenDecimals(TangemCard card) {
public int getTokenDecimals(TangemCard card) {
return 0;
}
public String GetContractAddress(TangemCard card) {
public String getContractAddress(TangemCard card) {
return "";
}
public boolean IsNeedCheckNode() {
public boolean isNeedCheckNode() {
return true;
}
public Uri getShareWalletURIExplorer(TangemCard mCard) {
public Uri getShareWalletUriExplorer(TangemCard mCard) {
return Uri.parse((mCard.getBlockchain() == Blockchain.Bitcoin ? "https://blockchain.info/address/" : "https://testnet.blockchain.info/address/") + mCard.getWallet());
}
public Uri getShareWalletURI(TangemCard mCard) {
public Uri getShareWalletUri(TangemCard mCard) {
if (mCard.getDenomination() != null) {
return Uri.parse("bitcoin:" + mCard.getWallet() + "?amount=" + BTCUtils.satoshiToBtc(mCard.getDenomination()));
} else {
@ -336,7 +333,7 @@ public class BtcEngine extends CoinEngine {
}
public boolean CheckAmountValie(TangemCard mCard, String amountValue, String feeValue, Long minFeeInInternalUnits) {
public boolean checkAmountValue(TangemCard mCard, String amountValue, String feeValue, Long minFeeInInternalUnits) {
Long fee = null;
Long amount = null;
try {
@ -362,12 +359,12 @@ public class BtcEngine extends CoinEngine {
return true;
}
public String EvaluteFeeEquivalent(TangemCard mCard, String fee) {
return GetAmountEqualentDescriptor(mCard, fee);
public String evaluateFeeEquivalent(TangemCard mCard, String fee) {
return getAmountEquivalentDescriptor(mCard, fee);
}
@Override
public String GetBalanceEquivalent(TangemCard mCard) {
public String getBalanceEquivalent(TangemCard mCard) {
Double balance = Double.NaN;
try {
Long val = mCard.getBalance();
@ -379,7 +376,7 @@ public class BtcEngine extends CoinEngine {
return mCard.getAmountEquivalentDescription(balance);
}
public String GetBalance(TangemCard mCard) {
public String getBalance(TangemCard mCard) {
if (mCard.hasBalanceInfo()) {
Double balance = mCard.AmountFromInternalUnits(mCard.getBalance());
return mCard.getAmountDescription(balance);
@ -388,7 +385,7 @@ public class BtcEngine extends CoinEngine {
}
}
public String GetBalanceValue(TangemCard mCard) {
public String getBalanceValue(TangemCard mCard) {
if (mCard.hasBalanceInfo()) {
Double balance = mCard.getBalance() / (mCard.getBlockchain().getMultiplier() / 1000.0);
@ -440,14 +437,14 @@ public class BtcEngine extends CoinEngine {
}
@Override
public String ConvertByteArrayToAmount(TangemCard mCard, byte[] bytes) throws Exception {
public String convertByteArrayToAmount(TangemCard mCard, byte[] bytes) throws Exception {
byte[] reversed = new byte[bytes.length];
for (int i = 0; i < bytes.length; i++) reversed[i] = bytes[bytes.length - i - 1];
return FormatUtil.DoubleToString(1000.0 * mCard.AmountFromInternalUnits(Util.byteArrayToLong(reversed)));
}
@Override
public byte[] ConvertAmountToByteArray(TangemCard mCard, String amount) throws Exception {
public byte[] convertAmountToByteArray(TangemCard mCard, String amount) throws Exception {
byte[] bytes = Util.longToByteArray(mCard.InternalUnitsFromString(amount));
byte[] reversed = new byte[bytes.length];
for (int i = 0; i < bytes.length; i++) reversed[i] = bytes[bytes.length - i - 1];
@ -455,7 +452,7 @@ public class BtcEngine extends CoinEngine {
}
@Override
public String GetAmountDescription(TangemCard mCard, String amount) throws Exception {
public String getAmountDescription(TangemCard mCard, String amount) throws Exception {
return mCard.getAmountDescription(Double.parseDouble(amount) / 1000.0);
}
@ -467,11 +464,11 @@ public class BtcEngine extends CoinEngine {
}
}
public String GetAmountEqualentDescriptor(TangemCard mCard, String value) {
public String getAmountEquivalentDescriptor(TangemCard mCard, String value) {
return getAmountEquivalentDescriptionBTC(Double.parseDouble(value) / 1000.0, mCard.getRate());
}
public byte[] Sign(String feeValue, String amountValue, String toValue, TangemCard mCard, CardProtocol protocol) throws Exception {
public byte[] sign(String feeValue, String amountValue, String toValue, TangemCard mCard, CardProtocol protocol) throws Exception {
String myAddress = mCard.getWallet();
byte[] pbKey = mCard.getWalletPublicKey();