package cc.mrbird.febs.mall.chain;
|
|
import cc.mrbird.febs.common.exception.FebsException;
|
import io.reactivex.Flowable;
|
import io.reactivex.disposables.Disposable;
|
import io.reactivex.schedulers.Schedulers;
|
import lombok.extern.slf4j.Slf4j;
|
import org.web3j.crypto.Credentials;
|
import org.web3j.protocol.Web3j;
|
import org.web3j.protocol.core.DefaultBlockParameter;
|
import org.web3j.protocol.core.DefaultBlockParameterName;
|
import org.web3j.protocol.core.DefaultBlockParameterNumber;
|
import org.web3j.protocol.core.methods.request.EthFilter;
|
import org.web3j.protocol.http.HttpService;
|
import org.web3j.protocol.websocket.WebSocketClient;
|
import org.web3j.protocol.websocket.WebSocketService;
|
import org.web3j.tx.gas.StaticGasProvider;
|
|
import java.math.BigInteger;
|
import java.net.URI;
|
import java.util.HashMap;
|
import java.util.Map;
|
import java.util.concurrent.TimeUnit;
|
import java.util.concurrent.atomic.AtomicInteger;
|
|
/**
|
* @author
|
* @date 2022-03-23
|
**/
|
@Slf4j
|
public class ChainService {
|
private final static Map<String, ContractChainService> contractMap = new HashMap<>();
|
|
static {
|
for (ChainEnum chain : ChainEnum.values()) {
|
contractMap.put(chain.name(), new EthService(chain.getUrl(), chain.getAddress(), chain.getPrivateKey(), chain.getContractAddress()));
|
}
|
}
|
|
private ChainService() {
|
}
|
|
public final static ChainService INSTANCE = new ChainService();
|
|
public static ContractChainService getInstance(String chainType) {
|
ContractChainService contract = contractMap.get(chainType);
|
if (contract == null) {
|
throw new FebsException("参数错误");
|
}
|
|
return contract;
|
}
|
|
/**
|
* 监听合约事件
|
*
|
* @param startBlock 开始区块
|
*/
|
public static void contractEventListener(BigInteger startBlock, ContractEventService event, String type) {
|
contractEventListener(startBlock, null, event, type);
|
}
|
|
public static void contractEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
|
ChainEnum chain = ChainEnum.getValueByName(type);
|
assert chain != null;
|
|
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
|
EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
|
|
Flowable<EthUsdtContract.TransferEventResponse> eventFlowable = contract.transferEventFlowable(filter);
|
eventFlowable.subscribe(e -> {
|
event.compile(e);
|
}, error -> {
|
log.error("合约监听启动报错", error);
|
});
|
}
|
|
public static void sdmUSDTEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
|
ChainEnum chain = ChainEnum.getValueByName(type);
|
assert chain != null;
|
|
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
|
EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
|
|
Flowable<EthUsdtContract.TransferEventResponse> eventFlowable = contract.transferEventFlowable(filter)
|
.doOnError(throwable ->
|
log.error("合约事件监听发生错误: " + throwable.getMessage(), throwable)) // 更具体的错误日志记录
|
.retryWhen(errors -> {
|
AtomicInteger counter = new AtomicInteger();
|
return errors.takeWhile(e -> counter.getAndIncrement() != 3)
|
.flatMap(e -> {
|
System.out.println("delay retry by " + counter.get() + " second(s)");
|
return Flowable.timer(counter.get(), TimeUnit.SECONDS);
|
});
|
})
|
.subscribeOn(Schedulers.io()); // 指定subscribe操作在IO线程中执行，避免阻塞主线程
|
|
eventFlowable.subscribe(
|
e -> {
|
try {
|
event.sdmUSDT(e); // 处理事件
|
} catch (Exception ex) {
|
// 处理事件时可能出现的异常
|
log.error("处理合约事件时出错", ex);
|
}
|
},
|
Throwable::printStackTrace, // 打印错误堆栈，或者可以替换为更具体的错误处理逻辑
|
() -> log.info("合约事件监听已完成") // 在Flowable完成时执行的逻辑，如记录日志等
|
);
|
|
}
|
|
|
public static void sdmChargeEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
|
ChainEnum chain = ChainEnum.getValueByName(type);
|
assert chain != null;
|
|
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
|
EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
|
|
Flowable<EthUsdtContract.TransferEventResponse> eventFlowable = contract.transferEventFlowable(filter)
|
.doOnError(throwable ->
|
log.error("合约事件监听发生错误: " + throwable.getMessage(), throwable)) // 更具体的错误日志记录
|
.retryWhen(errors -> {
|
AtomicInteger counter = new AtomicInteger();
|
return errors.takeWhile(e -> counter.getAndIncrement() != 3)
|
.flatMap(e -> {
|
System.out.println("delay retry by " + counter.get() + " second(s)");
|
return Flowable.timer(counter.get(), TimeUnit.SECONDS);
|
});
|
})
|
.subscribeOn(Schedulers.io()); // 指定subscribe操作在IO线程中执行，避免阻塞主线程
|
|
eventFlowable.subscribe(
|
e -> {
|
try {
|
event.compile(e); // 处理事件
|
} catch (Exception ex) {
|
// 处理事件时可能出现的异常
|
log.error("处理合约事件时出错", ex);
|
}
|
},
|
Throwable::printStackTrace, // 打印错误堆栈，或者可以替换为更具体的错误处理逻辑
|
() -> log.info("合约事件监听已完成") // 在Flowable完成时执行的逻辑，如记录日志等
|
);
|
|
}
|
|
public static void wssContractEventListener(BigInteger startBlock, ContractEventService event, String type) {
|
WebSocketService ws = null;
|
WebSocketClient webSocketClient = null;
|
Web3j web3j = null;
|
|
try {
|
webSocketClient = new WebSocketClient(new URI("wss://bsc-mainnet.nodereal.io/ws/v1/78074065950e4915aef4f12b6f357d16"));
|
ws = new WebSocketService(webSocketClient, true);
|
ws.connect();
|
web3j = Web3j.build(ws);
|
ChainEnum chain = ChainEnum.getValueByName(type);
|
assert chain != null;
|
|
EthUsdtContract ethUsdtContract = wssContract(chain.getPrivateKey(), chain.getContractAddress(), web3j);
|
EthFilter filter = getFilter(startBlock, null, chain.getContractAddress());
|
|
|
Flowable<EthUsdtContract.TransferEventResponse> eventFlowable = ethUsdtContract.transferEventFlowable(filter);
|
Disposable subscribe = eventFlowable.subscribe(event::compile, error -> {
|
log.error("币安监听异常", error);
|
});
|
} catch (Exception e) {
|
e.printStackTrace();
|
}
|
|
}
|
|
|
private static EthUsdtContract contract(String privateKey, String contractAddress, String url) {
|
Credentials credentials = Credentials.create(privateKey);
|
HttpService httpService = new HttpService(url);
|
// httpService.addHeader("Authorization", "Bearer " + Base64.encode("tfc:tfc123".getBytes()));
|
// httpService.addHeader("Authorization", "Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdWQiOiJwdWJsaWMiLCJleHAiOjE2NTk5MzcxOTAsImp0aSI6IjRiMjNkYTVjLWRlZWEtNDYzNi04YjMwLWNmMmZmMjVkM2NlYyIsImlhdCI6MTY1OTkzMzU5MCwiaXNzIjoiQW5rciIsIm5iZiI6MTY1OTkzMzU5MCwic3ViIjoiZmNiNjY0YjItOGEwNC00N2E5LTg3ZjMtNTJhMjE2ODVlMzEzIn0.YfEwvDByU2MGHywsblZpEmKMIbjv4cWYkn5CaFglXY0TSANzd2pCSbIe40yU_R9_nV6xZeE8Uk74jJOdd_QvMpFyUgo-MMNWZP6uiEaYvK_K3tlpk5yzeZq9D4ruWaq8rFKggr-iaRGzu6coRSAOFv2prWll3a7NdEbmkM-y5Y85xYD6g1N-TPIpE_Y-_-WPf3JUavk744kG8YyHhGvAmk2IL0N2xePfC6CHesdJhwvmJJXzr_53dbPwit1y5KljS0iTZz3mGTML2bq4hGaEHbQxeY2fBpZOSm8sPMz-zB9IVJQKzH5-DXlPKz01mJ9XiBJlubfHsN72RdqFD-O2Tw");
|
return EthUsdtContract.load(contractAddress,
|
Web3j.build(httpService),
|
credentials,
|
new StaticGasProvider(BigInteger.valueOf(4500000L), BigInteger.valueOf(200000L)));
|
}
|
|
private static EthUsdtContract wssContract(String privateKey, String contractAddress, Web3j web3j) {
|
Credentials credentials = Credentials.create(privateKey);
|
// httpService.addHeader("Authorization", "Bearer " + Base64.encode("tfc:tfc123".getBytes()));
|
// httpService.addHeader("Authorization", "Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdWQiOiJwdWJsaWMiLCJleHAiOjE2NTk5MzcxOTAsImp0aSI6IjRiMjNkYTVjLWRlZWEtNDYzNi04YjMwLWNmMmZmMjVkM2NlYyIsImlhdCI6MTY1OTkzMzU5MCwiaXNzIjoiQW5rciIsIm5iZiI6MTY1OTkzMzU5MCwic3ViIjoiZmNiNjY0YjItOGEwNC00N2E5LTg3ZjMtNTJhMjE2ODVlMzEzIn0.YfEwvDByU2MGHywsblZpEmKMIbjv4cWYkn5CaFglXY0TSANzd2pCSbIe40yU_R9_nV6xZeE8Uk74jJOdd_QvMpFyUgo-MMNWZP6uiEaYvK_K3tlpk5yzeZq9D4ruWaq8rFKggr-iaRGzu6coRSAOFv2prWll3a7NdEbmkM-y5Y85xYD6g1N-TPIpE_Y-_-WPf3JUavk744kG8YyHhGvAmk2IL0N2xePfC6CHesdJhwvmJJXzr_53dbPwit1y5KljS0iTZz3mGTML2bq4hGaEHbQxeY2fBpZOSm8sPMz-zB9IVJQKzH5-DXlPKz01mJ9XiBJlubfHsN72RdqFD-O2Tw");
|
return EthUsdtContract.load(contractAddress,
|
web3j,
|
credentials,
|
new StaticGasProvider(BigInteger.valueOf(4500000L), BigInteger.valueOf(200000L)));
|
}
|
|
private static EthFilter getFilter(BigInteger startBlock, String contractAddress) {
|
return getFilter(startBlock, null, contractAddress);
|
}
|
|
private static EthFilter getFilter(BigInteger startBlock, BigInteger endBlock, String contractAddress) {
|
DefaultBlockParameter startParameterName = null;
|
DefaultBlockParameter endParameterName = null;
|
if (startBlock != null) {
|
startParameterName = new DefaultBlockParameterNumber(startBlock);
|
} else {
|
startParameterName = DefaultBlockParameterName.EARLIEST;
|
}
|
|
if (endBlock != null) {
|
endParameterName = new DefaultBlockParameterNumber(endBlock);
|
} else {
|
endParameterName = DefaultBlockParameterName.LATEST;
|
}
|
|
return new EthFilter(startParameterName, endParameterName, contractAddress);
|
}
|
|
}
|
