Examples with UTXO com.samourai.wallet.send.UTXO used on opensource projects

Example 6 with UTXO

use of com.samourai.wallet.send.UTXO in project samourai-wallet-android by Samourai-Wallet.

the class APIFactory method parseMixUnspentOutputs.

private synchronized boolean parseMixUnspentOutputs(String unspents) {
    final int PRE_MIX = 0;
    final int POST_MIX = 1;
    final int BAD_BANK = 2;
    int account_type = 0;
    if (unspents != null) {
        try {
            JSONObject jsonObj = new JSONObject(unspents);
            if (jsonObj == null || !jsonObj.has("unspent_outputs")) {
                return false;
            }
            JSONArray utxoArray = jsonObj.getJSONArray("unspent_outputs");
            if (utxoArray == null || utxoArray.length() == 0) {
                return false;
            }
            for (int i = 0; i < utxoArray.length(); i++) {
                JSONObject outDict = utxoArray.getJSONObject(i);
                byte[] hashBytes = Hex.decode((String) outDict.get("tx_hash"));
                Sha256Hash txHash = Sha256Hash.wrap(hashBytes);
                int txOutputN = ((Number) outDict.get("tx_output_n")).intValue();
                BigInteger value = BigInteger.valueOf(((Number) outDict.get("value")).longValue());
                String script = (String) outDict.get("script");
                byte[] scriptBytes = Hex.decode(script);
                int confirmations = ((Number) outDict.get("confirmations")).intValue();
                String path = null;
                try {
                    String address = Bech32Util.getInstance().getAddressFromScript(script);
                    if (outDict.has("xpub")) {
                        JSONObject xpubObj = (JSONObject) outDict.get("xpub");
                        path = (String) xpubObj.get("path");
                        String m = (String) xpubObj.get("m");
                        unspentPaths.put(address, path);
                        if (m.equals(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPostmix()).xpubstr())) {
                            unspentBIP84PostMix.put(address, WhirlpoolMeta.getInstance(context).getWhirlpoolPostmix());
                            account_type = POST_MIX;
                        } else if (m.equals(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPremixAccount()).xpubstr())) {
                            unspentBIP84PreMix.put(address, WhirlpoolMeta.getInstance(context).getWhirlpoolPremixAccount());
                            account_type = PRE_MIX;
                        } else if (m.equals(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolBadBank()).xpubstr())) {
                            unspentBIP84BadBank.put(address, WhirlpoolMeta.getInstance(context).getWhirlpoolBadBank());
                            account_type = BAD_BANK;
                        } else {
                            ;
                        }
                    } else {
                        ;
                    }
                    // Construct the output
                    MyTransactionOutPoint outPoint = new MyTransactionOutPoint(txHash, txOutputN, value, scriptBytes, address);
                    outPoint.setConfirmations(confirmations);
                    if (account_type == POST_MIX) {
                        if (utxosPostMix.containsKey(script)) {
                            utxosPostMix.get(script).getOutpoints().add(outPoint);
                        } else {
                            UTXO utxo = new UTXO();
                            utxo.getOutpoints().add(outPoint);
                            utxo.setPath(path);
                            utxosPostMix.put(script, utxo);
                        }
                        UTXOFactory.getInstance().addPostMix(txHash.toString(), txOutputN, script, utxosPostMix.get(script));
                    } else if (account_type == PRE_MIX) {
                        if (utxosPreMix.containsKey(script)) {
                            utxosPreMix.get(script).getOutpoints().add(outPoint);
                        } else {
                            UTXO utxo = new UTXO();
                            utxo.getOutpoints().add(outPoint);
                            utxo.setPath(path);
                            utxosPreMix.put(script, utxo);
                        }
                        UTXOFactory.getInstance().addPreMix(txHash.toString(), txOutputN, script, utxosPreMix.get(script));
                    }
                    if (account_type == BAD_BANK) {
                        if (utxosBadBank.containsKey(script)) {
                            utxosBadBank.get(script).getOutpoints().add(outPoint);
                        } else {
                            UTXO utxo = new UTXO();
                            utxo.getOutpoints().add(outPoint);
                            utxo.setPath(path);
                            utxosBadBank.put(script, utxo);
                        }
                        UTXOFactory.getInstance().addBadBank(txHash.toString(), txOutputN, script, utxosBadBank.get(script));
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                    ;
                }
            }
            if (account_type == POST_MIX) {
                PayloadUtil.getInstance(context).serializeUTXOPost(jsonObj);
            } else if (account_type == PRE_MIX) {
                PayloadUtil.getInstance(context).serializeUTXOPre(jsonObj);
            } else {
                PayloadUtil.getInstance(context).serializeUTXOBadBank(jsonObj);
            }
            return true;
        } catch (Exception j) {
            j.printStackTrace();
            ;
        }
    }
    return false;
}

Example 7 with UTXO

use of com.samourai.wallet.send.UTXO in project samourai-wallet-android by Samourai-Wallet.

the class APIFactory method getUtxosWithLocalCache.

public List<UTXO> getUtxosWithLocalCache(boolean filter, boolean useLocalCache) {
    List<UTXO> unspents = new ArrayList<UTXO>();
    if (utxos.isEmpty() && useLocalCache) {
        try {
            String response = PayloadUtil.getInstance(context).deserializeUTXO().toString();
            parseUnspentOutputs(response);
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }
    if (filter) {
        for (String key : utxos.keySet()) {
            UTXO u = new UTXO();
            for (MyTransactionOutPoint out : utxos.get(key).getOutpoints()) {
                if (!BlockedUTXO.getInstance().contains(out.getTxHash().toString(), out.getTxOutputN())) {
                    u.getOutpoints().add(out);
                }
            }
            if (u.getOutpoints().size() > 0) {
                unspents.add(u);
            }
        }
    } else {
        unspents.addAll(utxos.values());
    }
    return unspents;
}

Example 8 with UTXO

use of com.samourai.wallet.send.UTXO in project samourai-wallet-android by Samourai-Wallet.

the class APIFactory method initWalletAmounts.

private synchronized void initWalletAmounts() {
    APIFactory.getInstance(context).reset();
    List<String> addressStrings = new ArrayList<String>();
    String[] s = null;
    try {
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUB44REG, false) == false) {
            registerXPUB(HD_WalletFactory.getInstance(context).get().getAccount(0).xpubstr(), 44, null);
        }
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUB49REG, false) == false) {
            registerXPUB(BIP49Util.getInstance(context).getWallet().getAccount(0).xpubstr(), 49, null);
        }
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUB84REG, false) == false) {
            registerXPUB(BIP84Util.getInstance(context).getWallet().getAccount(0).xpubstr(), 84, null);
        }
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUBPREREG, false) == false) {
            registerXPUB(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPremixAccount()).xpubstr(), 84, PrefsUtil.XPUBPREREG);
        }
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUBPOSTREG, false) == false) {
            registerXPUB(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPostmix()).xpubstr(), 84, PrefsUtil.XPUBPOSTREG);
        }
        if (PrefsUtil.getInstance(context).getValue(PrefsUtil.XPUBBADBANKREG, false) == false) {
            registerXPUB(BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolBadBank()).xpubstr(), 84, PrefsUtil.XPUBPOSTREG);
        }
        xpub_txs.put(HD_WalletFactory.getInstance(context).get().getAccount(0).xpubstr(), new ArrayList<Tx>());
        addressStrings.addAll(Arrays.asList(BIP47Meta.getInstance().getIncomingAddresses(false)));
        for (String _s : Arrays.asList(BIP47Meta.getInstance().getIncomingLookAhead(context))) {
            if (!addressStrings.contains(_s)) {
                addressStrings.add(_s);
            }
        }
        for (String pcode : BIP47Meta.getInstance().getUnspentProviders()) {
            for (String addr : BIP47Meta.getInstance().getUnspentAddresses(context, pcode)) {
                if (!addressStrings.contains(addr)) {
                    addressStrings.add(addr);
                }
            }
            List<Integer> idxs = BIP47Meta.getInstance().getUnspent(pcode);
            for (Integer idx : idxs) {
                String receivePubKey = BIP47Util.getInstance(context).getReceivePubKey(new PaymentCode(pcode), idx);
                BIP47Meta.getInstance().getIdx4AddrLookup().put(receivePubKey, idx);
                BIP47Meta.getInstance().getPCode4AddrLookup().put(receivePubKey, pcode.toString());
                if (!addressStrings.contains(receivePubKey)) {
                    addressStrings.add(receivePubKey);
                }
            }
        }
        if (addressStrings.size() > 0) {
            s = addressStrings.toArray(new String[0]);
            // info("APIFactory", addressStrings.toString());
            utxoObj0 = getUnspentOutputs(s);
        }
        debug("APIFactory", "addresses:" + addressStrings.toString());
        HD_Wallet hdw = HD_WalletFactory.getInstance(context).get();
        if (hdw != null && hdw.getXPUBs() != null) {
            String[] all = null;
            if (s != null && s.length > 0) {
                all = new String[hdw.getXPUBs().length + 2 + s.length];
                all[0] = BIP49Util.getInstance(context).getWallet().getAccount(0).xpubstr();
                all[1] = BIP84Util.getInstance(context).getWallet().getAccount(0).xpubstr();
                System.arraycopy(hdw.getXPUBs(), 0, all, 2, hdw.getXPUBs().length);
                System.arraycopy(s, 0, all, hdw.getXPUBs().length + 2, s.length);
            } else {
                all = new String[hdw.getXPUBs().length + 2];
                all[0] = BIP49Util.getInstance(context).getWallet().getAccount(0).xpubstr();
                all[1] = BIP84Util.getInstance(context).getWallet().getAccount(0).xpubstr();
                System.arraycopy(hdw.getXPUBs(), 0, all, 2, hdw.getXPUBs().length);
            }
            APIFactory.getInstance(context).getXPUB(all, true);
            String[] xs = new String[3];
            xs[0] = HD_WalletFactory.getInstance(context).get().getAccount(0).xpubstr();
            xs[1] = BIP49Util.getInstance(context).getWallet().getAccount(0).xpubstr();
            xs[2] = BIP84Util.getInstance(context).getWallet().getAccount(0).xpubstr();
            utxoObj1 = getUnspentOutputs(xs);
            getDynamicFees();
        }
        try {
            List<JSONObject> utxoObjs = new ArrayList<JSONObject>();
            if (utxoObj0 != null) {
                utxoObjs.add(utxoObj0);
            }
            if (utxoObj1 != null) {
                utxoObjs.add(utxoObj1);
            }
            PayloadUtil.getInstance(context).serializeUTXO(utxoObjs);
        } catch (IOException | DecryptionException e) {
            ;
        }
        // 
        // 
        // 
        List<String> seenOutputs = new ArrayList<String>();
        List<UTXO> _utxos = getUtxos(false);
        for (UTXO _u : _utxos) {
            for (MyTransactionOutPoint _o : _u.getOutpoints()) {
                seenOutputs.add(_o.getTxHash().toString() + "-" + _o.getTxOutputN());
            }
        }
        for (String _s : BlockedUTXO.getInstance().getNotDustedUTXO()) {
            // debug("APIFactory", "not dusted:" + _s);
            if (!seenOutputs.contains(_s)) {
                BlockedUTXO.getInstance().removeNotDusted(_s);
            // debug("APIFactory", "not dusted removed:" + _s);
            }
        }
        for (String _s : BlockedUTXO.getInstance().getBlockedUTXO().keySet()) {
            // debug("APIFactory", "blocked:" + _s);
            if (!seenOutputs.contains(_s)) {
                BlockedUTXO.getInstance().remove(_s);
            // debug("APIFactory", "blocked removed:" + _s);
            }
        }
        String strPreMix = BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPremixAccount()).xpubstr();
        String strPostMix = BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolPostmix()).xpubstr();
        String strBadBank = BIP84Util.getInstance(context).getWallet().getAccountAt(WhirlpoolMeta.getInstance(context).getWhirlpoolBadBank()).xpubstr();
        JSONObject preMultiAddrObj = getRawXPUB(new String[] { strPreMix });
        JSONObject preUnspentObj = getRawUnspentOutputs(new String[] { strPreMix });
        debug("APIFactory", "pre-mix multi:" + preMultiAddrObj.toString(2));
        debug("APIFactory", "pre-mix unspent:" + preUnspentObj.toString());
        boolean parsedPreMultiAddr = parseMixXPUB(preMultiAddrObj);
        boolean parsedPreUnspent = parseMixUnspentOutputs(preUnspentObj.toString());
        JSONObject postMultiAddrObj = getRawXPUB(new String[] { strPostMix });
        JSONObject postUnspentObj = getRawUnspentOutputs(new String[] { strPostMix });
        debug("APIFactory", "post-mix multi:" + postMultiAddrObj.toString());
        debug("APIFactory", "post-mix unspent:" + postUnspentObj.toString());
        boolean parsedPostMultiAddr = parseMixXPUB(postMultiAddrObj);
        boolean parsedPostUnspent = parseMixUnspentOutputs(postUnspentObj.toString());
        // debug("APIFactory", "post-mix multi:" + parsedPostMultiAddr);
        // debug("APIFactory", "post-mix unspent:" + parsedPostUnspent);
        // debug("APIFactory", "post-mix multi:" + getXpubPostMixBalance());
        // debug("APIFactory", "post-mix unspent:" + getUtxosPostMix().size());
        JSONObject badbankMultiAddrObj = getRawXPUB(new String[] { strBadBank });
        JSONObject badbankUnspentObj = getRawUnspentOutputs(new String[] { strBadBank });
        debug("APIFactory", "bad bank multi:" + badbankMultiAddrObj.toString());
        debug("APIFactory", "bad bank unspent:" + badbankUnspentObj.toString());
        boolean parsedBadBankMultiAddr = parseMixXPUB(badbankMultiAddrObj);
        boolean parsedBadBanktUnspent = parseMixUnspentOutputs(badbankUnspentObj.toString());
        // 
        // 
        // 
        List<String> seenOutputsPostMix = new ArrayList<String>();
        List<UTXO> _utxosPostMix = getUtxosPostMix(false);
        for (UTXO _u : _utxosPostMix) {
            for (MyTransactionOutPoint _o : _u.getOutpoints()) {
                seenOutputsPostMix.add(_o.getTxHash().toString() + "-" + _o.getTxOutputN());
            }
        }
        for (String _s : UTXOUtil.getInstance().getTags().keySet()) {
            if (!seenOutputsPostMix.contains(_s) && !seenOutputs.contains(_s)) {
                UTXOUtil.getInstance().remove(_s);
                UTXOUtil.getInstance().removeNote(_s);
            }
        }
        List<String> seenOutputsBadBank = new ArrayList<String>();
        List<UTXO> _utxosBadBank = getUtxosBadBank(false);
        for (UTXO _u : _utxosBadBank) {
            for (MyTransactionOutPoint _o : _u.getOutpoints()) {
                seenOutputsBadBank.add(_o.getTxHash().toString() + "-" + _o.getTxOutputN());
            }
        }
        for (String _s : UTXOUtil.getInstance().getTags().keySet()) {
            if (!seenOutputsBadBank.contains(_s) && !seenOutputs.contains(_s)) {
                UTXOUtil.getInstance().remove(_s);
            }
        }
        /*
            for(String _s : BlockedUTXO.getInstance().getNotDustedUTXO())   {
//                debug("APIFactory", "not dusted:" + _s);
                if(!seenOutputsPostMix.contains(_s))    {
                    BlockedUTXO.getInstance().removeNotDusted(_s);
//                    debug("APIFactory", "not dusted removed:" + _s);
                }
            }
            */
        for (String _s : BlockedUTXO.getInstance().getBlockedUTXOPostMix().keySet()) {
            debug("APIFactory", "blocked post-mix:" + _s);
            if (!seenOutputsPostMix.contains(_s)) {
                BlockedUTXO.getInstance().removePostMix(_s);
                debug("APIFactory", "blocked removed:" + _s);
            }
        }
        // refresh Whirlpool utxos
        Optional<WhirlpoolWallet> whirlpoolWalletOpt = AndroidWhirlpoolWalletService.getInstance().getWhirlpoolWallet();
        if (whirlpoolWalletOpt.isPresent()) {
            whirlpoolWalletOpt.get().clearCache(WhirlpoolAccount.DEPOSIT);
            whirlpoolWalletOpt.get().clearCache(WhirlpoolAccount.PREMIX);
            whirlpoolWalletOpt.get().clearCache(WhirlpoolAccount.POSTMIX);
            whirlpoolWalletOpt.get().clearCache(WhirlpoolAccount.BADBANK);
        }
    } catch (IndexOutOfBoundsException ioobe) {
        ioobe.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }
    walletInit = true;
}

Example 9 with UTXO

use of com.samourai.wallet.send.UTXO in project samourai-wallet-android by Samourai-Wallet.

the class PayNymDetailsActivity method doNotifTx.

private void doNotifTx() {
    // 
    // get wallet balance
    // 
    long balance = 0L;
    try {
        balance = APIFactory.getInstance(PayNymDetailsActivity.this).getXpubAmounts().get(HD_WalletFactory.getInstance(PayNymDetailsActivity.this).get().getAccount(0).xpubstr());
    } catch (IOException ioe) {
        balance = 0L;
    } catch (MnemonicException.MnemonicLengthException mle) {
        balance = 0L;
    } catch (java.lang.NullPointerException npe) {
        balance = 0L;
    }
    final List<UTXO> selectedUTXO = new ArrayList<UTXO>();
    long totalValueSelected = 0L;
    // long change = 0L;
    BigInteger fee = null;
    // 
    // spend dust threshold amount to notification address
    // 
    long amount = SendNotifTxFactory._bNotifTxValue.longValue();
    // 
    // add Samourai Wallet fee to total amount
    // 
    amount += SendNotifTxFactory._bSWFee.longValue();
    // 
    // get unspents
    // 
    List<UTXO> utxos = null;
    if (UTXOFactory.getInstance().getTotalP2SH_P2WPKH() > amount + FeeUtil.getInstance().estimatedFeeSegwit(0, 1, 4).longValue()) {
        utxos = new ArrayList<UTXO>();
        utxos.addAll(UTXOFactory.getInstance().getAllP2SH_P2WPKH().values());
    } else {
        utxos = APIFactory.getInstance(PayNymDetailsActivity.this).getUtxos(true);
    }
    // sort in ascending order by value
    final List<UTXO> _utxos = utxos;
    Collections.sort(_utxos, new UTXO.UTXOComparator());
    Collections.reverse(_utxos);
    // 
    for (UTXO u : _utxos) {
        if (u.getValue() >= (amount + SamouraiWallet.bDust.longValue() + FeeUtil.getInstance().estimatedFee(1, 4).longValue())) {
            selectedUTXO.add(u);
            totalValueSelected += u.getValue();
            Log.d("PayNymDetailsActivity", "single output");
            Log.d("PayNymDetailsActivity", "value selected:" + u.getValue());
            Log.d("PayNymDetailsActivity", "total value selected:" + totalValueSelected);
            Log.d("PayNymDetailsActivity", "nb inputs:" + u.getOutpoints().size());
            break;
        }
    }
    // 
    // use normal fee settings
    // 
    SuggestedFee suggestedFee = FeeUtil.getInstance().getSuggestedFee();
    long lo = FeeUtil.getInstance().getLowFee().getDefaultPerKB().longValue() / 1000L;
    long mi = FeeUtil.getInstance().getNormalFee().getDefaultPerKB().longValue() / 1000L;
    long hi = FeeUtil.getInstance().getHighFee().getDefaultPerKB().longValue() / 1000L;
    if (lo == mi && mi == hi) {
        SuggestedFee hi_sf = new SuggestedFee();
        hi_sf.setDefaultPerKB(BigInteger.valueOf((long) (hi * 1.15 * 1000.0)));
        FeeUtil.getInstance().setSuggestedFee(hi_sf);
    } else if (lo == mi) {
        FeeUtil.getInstance().setSuggestedFee(FeeUtil.getInstance().getHighFee());
    } else {
        FeeUtil.getInstance().setSuggestedFee(FeeUtil.getInstance().getNormalFee());
    }
    if (selectedUTXO.size() == 0) {
        // sort in descending order by value
        Collections.sort(_utxos, new UTXO.UTXOComparator());
        int selected = 0;
        // get largest UTXOs > than spend + fee + dust
        for (UTXO u : _utxos) {
            selectedUTXO.add(u);
            totalValueSelected += u.getValue();
            selected += u.getOutpoints().size();
            if (totalValueSelected >= (amount + SamouraiWallet.bDust.longValue() + FeeUtil.getInstance().estimatedFee(selected, 4).longValue())) {
                Log.d("PayNymDetailsActivity", "multiple outputs");
                Log.d("PayNymDetailsActivity", "total value selected:" + totalValueSelected);
                Log.d("PayNymDetailsActivity", "nb inputs:" + u.getOutpoints().size());
                break;
            }
        }
        // fee = FeeUtil.getInstance().estimatedFee(selected, 4);
        fee = FeeUtil.getInstance().estimatedFee(selected, 7);
    } else {
        // fee = FeeUtil.getInstance().estimatedFee(1, 4);
        fee = FeeUtil.getInstance().estimatedFee(1, 7);
    }
    // 
    // reset fee to previous setting
    // 
    FeeUtil.getInstance().setSuggestedFee(suggestedFee);
    // 
    if ((amount + fee.longValue()) >= balance) {
        String message = getText(R.string.bip47_notif_tx_insufficient_funds_1) + " ";
        BigInteger biAmount = SendNotifTxFactory._bSWFee.add(SendNotifTxFactory._bNotifTxValue.add(FeeUtil.getInstance().estimatedFee(1, 4, FeeUtil.getInstance().getLowFee().getDefaultPerKB())));
        String strAmount = MonetaryUtil.getInstance().getBTCFormat().format(((double) biAmount.longValue()) / 1e8) + " BTC ";
        message += strAmount;
        message += " " + getText(R.string.bip47_notif_tx_insufficient_funds_2);
        AlertDialog.Builder dlg = new AlertDialog.Builder(PayNymDetailsActivity.this).setTitle(R.string.app_name).setMessage(message).setCancelable(false).setPositiveButton(R.string.help, new DialogInterface.OnClickListener() {

            public void onClick(DialogInterface dialog, int whichButton) {
                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("https://support.samourai.io/article/58-connecting-to-a-paynym-contact"));
                startActivity(browserIntent);
            }
        }).setNegativeButton(R.string.close, new DialogInterface.OnClickListener() {

            public void onClick(DialogInterface dialog, int whichButton) {
                dialog.dismiss();
            }
        });
        if (!isFinishing()) {
            dlg.show();
        }
        return;
    }
    // 
    // payment code to be notified
    // 
    PaymentCode payment_code;
    try {
        payment_code = new PaymentCode(pcode);
    } catch (AddressFormatException afe) {
        payment_code = null;
    }
    if (payment_code == null) {
        return;
    }
    // 
    // create outpoints for spend later
    // 
    final List<MyTransactionOutPoint> outpoints = new ArrayList<MyTransactionOutPoint>();
    for (UTXO u : selectedUTXO) {
        outpoints.addAll(u.getOutpoints());
    }
    // 
    // create inputs from outpoints
    // 
    List<MyTransactionInput> inputs = new ArrayList<MyTransactionInput>();
    for (MyTransactionOutPoint o : outpoints) {
        Script script = new Script(o.getScriptBytes());
        if (script.getScriptType() == Script.ScriptType.NO_TYPE) {
            continue;
        }
        MyTransactionInput input = new MyTransactionInput(SamouraiWallet.getInstance().getCurrentNetworkParams(), null, new byte[0], o, o.getTxHash().toString(), o.getTxOutputN());
        inputs.add(input);
    }
    // 
    // sort inputs
    // 
    Collections.sort(inputs, new SendFactory.BIP69InputComparator());
    // 
    // find outpoint that corresponds to 0th input
    // 
    MyTransactionOutPoint outPoint = null;
    for (MyTransactionOutPoint o : outpoints) {
        if (o.getTxHash().toString().equals(inputs.get(0).getTxHash()) && o.getTxOutputN() == inputs.get(0).getTxPos()) {
            outPoint = o;
            break;
        }
    }
    if (outPoint == null) {
        Toast.makeText(PayNymDetailsActivity.this, R.string.bip47_cannot_identify_outpoint, Toast.LENGTH_SHORT).show();
        return;
    }
    byte[] op_return = null;
    // 
    try {
        // Script inputScript = new Script(outPoint.getConnectedPubKeyScript());
        byte[] scriptBytes = outPoint.getConnectedPubKeyScript();
        String address = null;
        if (Bech32Util.getInstance().isBech32Script(Hex.toHexString(scriptBytes))) {
            address = Bech32Util.getInstance().getAddressFromScript(Hex.toHexString(scriptBytes));
        } else {
            address = new Script(scriptBytes).getToAddress(SamouraiWallet.getInstance().getCurrentNetworkParams()).toString();
        }
        // String address = inputScript.getToAddress(SamouraiWallet.getInstance().getCurrentNetworkParams()).toString();
        ECKey ecKey = SendFactory.getPrivKey(address, 0);
        if (ecKey == null || !ecKey.hasPrivKey()) {
            Toast.makeText(PayNymDetailsActivity.this, R.string.bip47_cannot_compose_notif_tx, Toast.LENGTH_SHORT).show();
            return;
        }
        // 
        // use outpoint for payload masking
        // 
        byte[] privkey = ecKey.getPrivKeyBytes();
        byte[] pubkey = payment_code.notificationAddress(SamouraiWallet.getInstance().getCurrentNetworkParams()).getPubKey();
        byte[] outpoint = outPoint.bitcoinSerialize();
        // Log.i("PayNymDetailsActivity", "outpoint:" + Hex.toHexString(outpoint));
        // Log.i("PayNymDetailsActivity", "payer shared secret:" + Hex.toHexString(new SecretPoint(privkey, pubkey).ECDHSecretAsBytes()));
        byte[] mask = PaymentCode.getMask(new SecretPoint(privkey, pubkey).ECDHSecretAsBytes(), outpoint);
        // Log.i("PayNymDetailsActivity", "mask:" + Hex.toHexString(mask));
        // Log.i("PayNymDetailsActivity", "mask length:" + mask.length);
        // Log.i("PayNymDetailsActivity", "payload0:" + Hex.toHexString(BIP47Util.getInstance(context).getPaymentCode().getPayload()));
        op_return = PaymentCode.blind(BIP47Util.getInstance(PayNymDetailsActivity.this).getPaymentCode().getPayload(), mask);
    // Log.i("PayNymDetailsActivity", "payload1:" + Hex.toHexString(op_return));
    } catch (InvalidKeyException ike) {
        Toast.makeText(PayNymDetailsActivity.this, ike.getMessage(), Toast.LENGTH_SHORT).show();
        return;
    } catch (InvalidKeySpecException ikse) {
        Toast.makeText(PayNymDetailsActivity.this, ikse.getMessage(), Toast.LENGTH_SHORT).show();
        return;
    } catch (NoSuchAlgorithmException nsae) {
        Toast.makeText(PayNymDetailsActivity.this, nsae.getMessage(), Toast.LENGTH_SHORT).show();
        return;
    } catch (NoSuchProviderException nspe) {
        Toast.makeText(PayNymDetailsActivity.this, nspe.getMessage(), Toast.LENGTH_SHORT).show();
        return;
    } catch (Exception e) {
        Toast.makeText(PayNymDetailsActivity.this, e.getMessage(), Toast.LENGTH_SHORT).show();
        return;
    }
    final HashMap<String, BigInteger> receivers = new HashMap<String, BigInteger>();
    receivers.put(Hex.toHexString(op_return), BigInteger.ZERO);
    receivers.put(payment_code.notificationAddress(SamouraiWallet.getInstance().getCurrentNetworkParams()).getAddressString(), SendNotifTxFactory._bNotifTxValue);
    receivers.put(SamouraiWallet.getInstance().isTestNet() ? SendNotifTxFactory.TESTNET_SAMOURAI_NOTIF_TX_FEE_ADDRESS : SendNotifTxFactory.SAMOURAI_NOTIF_TX_FEE_ADDRESS, SendNotifTxFactory._bSWFee);
    final long change = totalValueSelected - (amount + fee.longValue());
    if (change > 0L) {
        String change_address = BIP84Util.getInstance(PayNymDetailsActivity.this).getAddressAt(AddressFactory.CHANGE_CHAIN, BIP84Util.getInstance(PayNymDetailsActivity.this).getWallet().getAccount(0).getChange().getAddrIdx()).getBech32AsString();
        receivers.put(change_address, BigInteger.valueOf(change));
    }
    Log.d("PayNymDetailsActivity", "outpoints:" + outpoints.size());
    Log.d("PayNymDetailsActivity", "totalValueSelected:" + BigInteger.valueOf(totalValueSelected).toString());
    Log.d("PayNymDetailsActivity", "amount:" + BigInteger.valueOf(amount).toString());
    Log.d("PayNymDetailsActivity", "change:" + BigInteger.valueOf(change).toString());
    Log.d("PayNymDetailsActivity", "fee:" + fee.toString());
    if (change < 0L) {
        Toast.makeText(PayNymDetailsActivity.this, R.string.bip47_cannot_compose_notif_tx, Toast.LENGTH_SHORT).show();
        return;
    }
    final MyTransactionOutPoint _outPoint = outPoint;
    String strNotifTxMsg = getText(R.string.bip47_setup4_text1) + " ";
    long notifAmount = amount;
    String strAmount = MonetaryUtil.getInstance().getBTCFormat().format(((double) notifAmount + fee.longValue()) / 1e8) + " BTC ";
    strNotifTxMsg += strAmount + getText(R.string.bip47_setup4_text2);
    showFollowAlert(strAmount, view -> {
        new Thread(new Runnable() {

            @Override
            public void run() {
                Looper.prepare();
                Transaction tx = SendFactory.getInstance(PayNymDetailsActivity.this).makeTransaction(0, outpoints, receivers);
                if (tx != null) {
                    String input0hash = tx.getInput(0L).getOutpoint().getHash().toString();
                    Log.d("PayNymDetailsActivity", "input0 hash:" + input0hash);
                    Log.d("PayNymDetailsActivity", "_outPoint hash:" + _outPoint.getTxHash().toString());
                    int input0index = (int) tx.getInput(0L).getOutpoint().getIndex();
                    Log.d("PayNymDetailsActivity", "input0 index:" + input0index);
                    Log.d("PayNymDetailsActivity", "_outPoint index:" + _outPoint.getTxOutputN());
                    if (!input0hash.equals(_outPoint.getTxHash().toString()) || input0index != _outPoint.getTxOutputN()) {
                        Toast.makeText(PayNymDetailsActivity.this, R.string.bip47_cannot_compose_notif_tx, Toast.LENGTH_SHORT).show();
                        return;
                    }
                    tx = SendFactory.getInstance(PayNymDetailsActivity.this).signTransaction(tx, 0);
                    final String hexTx = new String(org.bouncycastle.util.encoders.Hex.encode(tx.bitcoinSerialize()));
                    Log.d("SendActivity", tx.getHashAsString());
                    Log.d("SendActivity", hexTx);
                    boolean isOK = false;
                    String response = null;
                    try {
                        response = PushTx.getInstance(PayNymDetailsActivity.this).samourai(hexTx);
                        Log.d("SendActivity", "pushTx:" + response);
                        if (response != null) {
                            org.json.JSONObject jsonObject = new org.json.JSONObject(response);
                            if (jsonObject.has("status")) {
                                if (jsonObject.getString("status").equals("ok")) {
                                    isOK = true;
                                }
                            }
                        } else {
                            Toast.makeText(PayNymDetailsActivity.this, R.string.pushtx_returns_null, Toast.LENGTH_SHORT).show();
                            return;
                        }
                        if (isOK) {
                            Toast.makeText(PayNymDetailsActivity.this, R.string.payment_channel_init, Toast.LENGTH_SHORT).show();
                            // 
                            // set outgoing index for payment code to 0
                            // 
                            BIP47Meta.getInstance().setOutgoingIdx(pcode, 0);
                            // Log.i("SendNotifTxFactory", "tx hash:" + tx.getHashAsString());
                            // 
                            // status to NO_CFM
                            // 
                            BIP47Meta.getInstance().setOutgoingStatus(pcode, tx.getHashAsString(), BIP47Meta.STATUS_SENT_NO_CFM);
                            // 
                            if (change > 0L) {
                                BIP49Util.getInstance(PayNymDetailsActivity.this).getWallet().getAccount(0).getChange().incAddrIdx();
                            }
                            savePayLoad();
                        } else {
                            Toast.makeText(PayNymDetailsActivity.this, R.string.tx_failed, Toast.LENGTH_SHORT).show();
                        }
                        runOnUiThread(() -> {
                            setPayNym();
                        });
                    } catch (JSONException je) {
                        Toast.makeText(PayNymDetailsActivity.this, "pushTx:" + je.getMessage(), Toast.LENGTH_SHORT).show();
                        return;
                    } catch (MnemonicException.MnemonicLengthException mle) {
                        Toast.makeText(PayNymDetailsActivity.this, "pushTx:" + mle.getMessage(), Toast.LENGTH_SHORT).show();
                        return;
                    } catch (DecoderException de) {
                        Toast.makeText(PayNymDetailsActivity.this, "pushTx:" + de.getMessage(), Toast.LENGTH_SHORT).show();
                        return;
                    } catch (IOException ioe) {
                        Toast.makeText(PayNymDetailsActivity.this, "pushTx:" + ioe.getMessage(), Toast.LENGTH_SHORT).show();
                        return;
                    } catch (DecryptionException de) {
                        Toast.makeText(PayNymDetailsActivity.this, "pushTx:" + de.getMessage(), Toast.LENGTH_SHORT).show();
                        return;
                    }
                }
                Looper.loop();
            }
        }).start();
    });
}

Example 10 with UTXO

use of com.samourai.wallet.send.UTXO in project samourai-wallet-android by Samourai-Wallet.

the class APIFactory method getUtxos.

public List<UTXO> getUtxos(boolean filter) {
    long amount = 0L;
    for (String key : utxos.keySet()) {
    // for(MyTransactionOutPoint out : utxos.get(key).getOutpoints())    {
    // debug("APIFactory", "utxo:" + out.getAddress() + "," + out.getValue());
    // debug("APIFactory", "utxo:" + utxos.get(key).getPath());
    // amount += out.getValue().longValue();
    // }
    }
    debug("APIFactory", "utxos by value:" + amount);
    List<UTXO> unspents = new ArrayList<UTXO>();
    if (filter) {
        for (String key : utxos.keySet()) {
            UTXO u = new UTXO();
            for (MyTransactionOutPoint out : utxos.get(key).getOutpoints()) {
                if (!BlockedUTXO.getInstance().contains(out.getTxHash().toString(), out.getTxOutputN())) {
                    u.getOutpoints().add(out);
                    u.setPath(utxos.get(key).getPath());
                }
            }
            if (u.getOutpoints().size() > 0) {
                unspents.add(u);
            }
        }
    } else {
        unspents.addAll(utxos.values());
    }
    return unspents;
}