From 5e0c0bacadab898152518437ceb63bf8b54c6652 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Fri, 12 Aug 2022 22:27:34 +0800
Subject: [PATCH] finish NFT Active
---
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java | 231 ++++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 216 insertions(+), 15 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
index 45f7e92..609cdfd 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -1,9 +1,10 @@
package cc.mrbird.febs.dapp.chain;
+import cn.hutool.core.util.HexUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONObject;
-import org.apache.commons.lang3.StringUtils;
+import org.bouncycastle.jcajce.provider.digest.SHA3;
import org.web3j.abi.FunctionEncoder;
import org.web3j.abi.FunctionReturnDecoder;
import org.web3j.abi.TypeReference;
@@ -11,15 +12,12 @@
import org.web3j.abi.datatypes.Function;
import org.web3j.abi.datatypes.Type;
import org.web3j.abi.datatypes.generated.Uint256;
-import org.web3j.crypto.Credentials;
-import org.web3j.crypto.RawTransaction;
-import org.web3j.crypto.TransactionEncoder;
+import org.web3j.crypto.*;
import org.web3j.protocol.Web3j;
import org.web3j.protocol.core.DefaultBlockParameterName;
+import org.web3j.protocol.core.Request;
import org.web3j.protocol.core.methods.request.Transaction;
-import org.web3j.protocol.core.methods.response.EthCall;
-import org.web3j.protocol.core.methods.response.EthGetTransactionCount;
-import org.web3j.protocol.core.methods.response.EthSendTransaction;
+import org.web3j.protocol.core.methods.response.*;
import org.web3j.protocol.http.HttpService;
import org.web3j.utils.Convert;
import org.web3j.utils.Numeric;
@@ -28,10 +26,8 @@
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.RoundingMode;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
@@ -55,6 +51,28 @@
HttpService service = new HttpService(url);
web3j = Web3j.build(service);
+ }
+
+ public static void main(String[] args) throws IOException {
+ HttpService service = new HttpService("https://bsc-dataseed1.ninicoin.io");
+ Web3j web3j = Web3j.build(service);
+ long start = System.currentTimeMillis();
+ Request<?, EthBlockNumber> request = web3j.ethBlockNumber();
+ EthBlockNumber send = request.send();
+ BigInteger bigInteger = Numeric.decodeQuantity(send.getResult());
+ long end = System.currentTimeMillis();
+ System.out.println(end - start);
+
+// String address = "0x971c09aa9735eb98459b17ec8b48932d24cbb931";
+// String nonce = "0x1d5f7444107bc02e980deda39d0fce21b06c9da4233a19cb11124cb5bfefc9ec";
+// String sign = "0x8f92cee24906122e26c3cc6cbd72f851cfe2c9574aa03bf3371e5d506fbec68b2ad22bbbc19b00ed21d26ab5a6871507831e2c902d8ed8c33301addc2b57a7731b";
+//
+// String result = address + ":" + nonce + ":" + sign;
+// System.out.println(Hash.sha3(result));
+
+
+// Web3Sha3 send = web3j.web3Sha3(result).send();
+// System.out.println(1);
}
@Override
@@ -91,8 +109,39 @@
}
@Override
+ public int decimals() {
+ try {
+ String methodName = "decimals";
+ List<Type> inputParameters = new ArrayList<>();
+ List<TypeReference<?>> outputParameters = new ArrayList<>();
+ TypeReference<Uint256> typeReference = new TypeReference<Uint256>() {
+ };
+ outputParameters.add(typeReference);
+ Function function = new Function(methodName, inputParameters, outputParameters);
+ String data = FunctionEncoder.encode(function);
+ Transaction transaction = Transaction.createEthCallTransaction(null, contractAddress, data);
+
+ EthCall ethCall;
+ BigInteger decimals = BigInteger.ZERO;
+ try {
+ ethCall = web3j.ethCall(transaction, DefaultBlockParameterName.LATEST).send();
+ List<Type> results = FunctionReturnDecoder.decode(ethCall.getValue(), function.getOutputParameters());
+ decimals = (BigInteger) results.get(0).getValue();
+ return decimals.intValue();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return 0;
+ }
+
+ @Override
public BigDecimal balanceOf(String fromAddress) {
- int decimal = 6;
+ int decimal = decimals();
BigInteger balanceValue = balanceOfUnDecimal(fromAddress);
double res = new BigDecimal(balanceValue).divide(BigDecimal.valueOf(Math.pow(10, decimal)), 8, RoundingMode.HALF_DOWN).doubleValue();
@@ -158,7 +207,7 @@
@Override
public String transfer(String address, BigDecimal amount) {
try {
- return tokenTransferFrom(privateKey, address, ownerAddress, amount.toPlainString());
+ return tokenTransfer(privateKey, ownerAddress, address, amount.toPlainString());
} catch (ExecutionException | InterruptedException e) {
e.printStackTrace();
return "";
@@ -168,7 +217,7 @@
public String tokenTransferFrom(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
String gas = getGas();
- BigDecimal amountPow = new BigDecimal(amount).multiply(new BigDecimal("1000000"));
+ BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
amount = amountPow.toPlainString();
if (amount.contains(".")) {
amount = amount.substring(0, amount.lastIndexOf("."));
@@ -177,12 +226,53 @@
Credentials credentials = Credentials.create(privateKey);
EthGetTransactionCount ethGetTransactionCount = web3j
- .ethGetTransactionCount(toAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
+ .ethGetTransactionCount(fromAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
BigInteger nonce = ethGetTransactionCount.getTransactionCount();
Function function = new Function("transferFrom",
Arrays.asList(new Address(fromAddress), new Address(toAddress), new Uint256(new BigInteger(amount))),
+ Arrays.asList(new TypeReference<Type>() {
+ }));
+
+ String encodedFunction = FunctionEncoder.encode(function);
+
+ RawTransaction rawTransaction = RawTransaction.createTransaction(nonce,
+ Convert.toWei(gas, Convert.Unit.GWEI).toBigInteger(),// 给矿工开的转账单价 单价越高越快
+ Convert.toWei("100000", Convert.Unit.WEI).toBigInteger(), contractAddress, encodedFunction);//里程上限
+
+ byte[] signedMessage = TransactionEncoder.signMessage(rawTransaction, credentials);
+ String hexValue = Numeric.toHexString(signedMessage);
+
+ CompletableFuture<EthSendTransaction> ethSendTransactionCompletableFuture = web3j.ethSendRawTransaction(hexValue).sendAsync();
+ EthSendTransaction ethSendTransaction = ethSendTransactionCompletableFuture.get();
+
+
+ if (ethSendTransaction.hasError()) {
+ return "";
+ } else {
+ return ethSendTransaction.getTransactionHash();
+ }
+ }
+
+ public String tokenTransfer(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
+ String gas = getGas();
+
+ BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
+ amount = amountPow.toPlainString();
+ if (amount.contains(".")) {
+ amount = amount.substring(0, amount.lastIndexOf("."));
+ }
+
+ Credentials credentials = Credentials.create(privateKey);
+
+ EthGetTransactionCount ethGetTransactionCount = web3j
+ .ethGetTransactionCount(fromAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
+
+ BigInteger nonce = ethGetTransactionCount.getTransactionCount();
+
+ Function function = new Function("transfer",
+ Arrays.asList(new Address(toAddress), new Uint256(new BigInteger(amount))),
Arrays.asList(new TypeReference<Type>() {
}));
@@ -224,4 +314,115 @@
JSONObject result = JSONObject.parseObject(jsonObject.getString("d"));
return result.getIntValue("recordsTotal");
}
+
+ @Override
+ public BigInteger blockNumber() {
+ Request<?, EthBlockNumber> request = web3j.ethBlockNumber();
+ EthBlockNumber send = null;
+ try {
+ send = request.send();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ if (send != null) {
+ return Numeric.decodeQuantity(send.getResult());
+ } else {
+ throw new NullPointerException();
+ }
+ }
+
+ @Override
+ public BigInteger totalSupply() {
+ try {
+ String methodName = "totalSupply";
+ List<Type> inputParameters = new ArrayList<>();
+ List<TypeReference<?>> outputParameters = new ArrayList<>();
+ TypeReference<Uint256> typeReference = new TypeReference<Uint256>() {
+ };
+ outputParameters.add(typeReference);
+ Function function = new Function(methodName, inputParameters, outputParameters);
+ String data = FunctionEncoder.encode(function);
+ Transaction transaction = Transaction.createEthCallTransaction(null, contractAddress, data);
+
+ EthCall ethCall;
+ BigInteger totalSupply = BigInteger.ZERO;
+ try {
+ ethCall = web3j.ethCall(transaction, DefaultBlockParameterName.LATEST).send();
+ List<Type> results = FunctionReturnDecoder.decode(ethCall.getValue(), function.getOutputParameters());
+ totalSupply = (BigInteger) results.get(0).getValue();
+ return totalSupply.divide(BigInteger.TEN.pow(decimals()));
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return BigInteger.ZERO;
+ }
+
+ @Override
+ public BigInteger totalSupplyNFT() {
+ try {
+ String methodName = "totalSupply";
+ List<Type> inputParameters = new ArrayList<>();
+ List<TypeReference<?>> outputParameters = new ArrayList<>();
+ TypeReference<Uint256> typeReference = new TypeReference<Uint256>() {
+ };
+ outputParameters.add(typeReference);
+ Function function = new Function(methodName, inputParameters, outputParameters);
+ String data = FunctionEncoder.encode(function);
+ Transaction transaction = Transaction.createEthCallTransaction(null, contractAddress, data);
+
+ EthCall ethCall;
+ BigInteger totalSupply = BigInteger.ZERO;
+ try {
+ ethCall = web3j.ethCall(transaction, DefaultBlockParameterName.LATEST).send();
+ List<Type> results = FunctionReturnDecoder.decode(ethCall.getValue(), function.getOutputParameters());
+ totalSupply = (BigInteger) results.get(0).getValue();
+ return totalSupply;
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return BigInteger.ZERO;
+ }
+
+ @Override
+ public String safeMintNFT(String toAddress) {
+ String gas = getGas();
+
+ try {
+ Credentials credentials = Credentials.create(privateKey);
+ EthGetTransactionCount ethGetTransactionCount = web3j
+ .ethGetTransactionCount(ownerAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
+ BigInteger nonce = ethGetTransactionCount.getTransactionCount();
+ Function function = new Function("safeMint",
+ Arrays.asList(new Address(toAddress)),
+ Arrays.asList(new TypeReference<Type>() {
+ }));
+
+ String encodedFunction = FunctionEncoder.encode(function);
+ RawTransaction rawTransaction = RawTransaction.createTransaction(nonce,
+ Convert.toWei(gas, Convert.Unit.GWEI).toBigInteger(),
+ Convert.toWei("1000000", Convert.Unit.WEI).toBigInteger(), contractAddress, encodedFunction);
+
+ byte[] signedMessage = TransactionEncoder.signMessage(rawTransaction, credentials);
+ String hexValue = Numeric.toHexString(signedMessage);
+
+ CompletableFuture<EthSendTransaction> ethSendTransactionCompletableFuture = web3j.ethSendRawTransaction(hexValue).sendAsync();
+ EthSendTransaction ethSendTransaction = ethSendTransactionCompletableFuture.get();
+
+ if (ethSendTransaction.hasError()) {
+ return "";
+ } else {
+ return ethSendTransaction.getTransactionHash();
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ return "";
+ }
+ }
}
--
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