From ff7ea7eab365cacc11700f1e4cb92f3b657e140d Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Fri, 05 Jul 2024 16:45:25 +0800
Subject: [PATCH] 逻辑

---
 src/main/java/cc/mrbird/febs/dapp/chain/EthService.java |  226 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 219 insertions(+), 7 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 c616545..4f1eff4 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -1,10 +1,9 @@
 package cc.mrbird.febs.dapp.chain;
 
-import cn.hutool.core.util.HexUtil;
+import cc.mrbird.febs.dapp.dto.BatchTransferDto;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.http.HttpUtil;
 import com.alibaba.fastjson.JSONObject;
-import org.apache.commons.lang3.StringUtils;
 import org.web3j.abi.FunctionEncoder;
 import org.web3j.abi.FunctionReturnDecoder;
 import org.web3j.abi.TypeReference;
@@ -34,7 +33,6 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
-import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutionException;
 
@@ -63,10 +61,23 @@
     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());
-        System.out.println("0x113d6d0");
+        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
@@ -201,7 +212,7 @@
     @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 "";
@@ -211,7 +222,7 @@
     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("."));
@@ -220,12 +231,53 @@
         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>() {
                 }));
 
@@ -267,4 +319,164 @@
         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 "";
+        }
+    }
+
+    @Override
+    public void transferList(List<BatchTransferDto> batchTransferDtos) {
+        String gas = getGas();
+        Credentials credentials = Credentials.create(privateKey);
+        BigInteger nonce = null;
+        try {
+            nonce = web3j.ethGetTransactionCount(credentials.getAddress(), DefaultBlockParameterName.LATEST).send().getTransactionCount();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        for(BatchTransferDto batchTransferDto : batchTransferDtos){
+
+            String amount = batchTransferDto.getAmount().toPlainString();
+            String toAddress = batchTransferDto.getToAddress();
+
+            BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(18));
+            amount = amountPow.toPlainString();
+            if (amount.contains(".")) {
+                amount = amount.substring(0, amount.lastIndexOf("."));
+            }
+
+            Function function = new Function("transfer",
+                    Arrays.asList(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();
+            try {
+                EthSendTransaction ethSendTransaction = ethSendTransactionCompletableFuture.get();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            } catch (ExecutionException e) {
+                e.printStackTrace();
+            }
+            nonce = nonce.add(BigInteger.ONE);
+        }
+
+    }
 }

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