From c11b6735d77afb314998931d0a58dc1413486f97 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Thu, 09 May 2024 11:15:13 +0800
Subject: [PATCH] 合约监听

---
 src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java |   48 ++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 42 insertions(+), 6 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
index feb5c99..9c1d420 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
@@ -1,11 +1,17 @@
 package cc.mrbird.febs.dapp.chain;
 
 import cc.mrbird.febs.common.exception.FebsException;
+import cn.hutool.core.lang.func.Func1;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.http.HttpUtil;
 import com.alibaba.fastjson.JSONObject;
 import io.reactivex.Flowable;
+import io.reactivex.Observable;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.functions.Function;
+import io.reactivex.schedulers.Schedulers;
 import lombok.extern.slf4j.Slf4j;
+import org.reactivestreams.Publisher;
 import org.springframework.data.repository.query.ParameterOutOfBoundsException;
 import org.web3j.crypto.Credentials;
 import org.web3j.protocol.Web3j;
@@ -17,12 +23,15 @@
 import org.web3j.protocol.http.HttpService;
 import org.web3j.tx.gas.StaticGasProvider;
 
+import java.io.IOException;
 import java.math.BigDecimal;
 import java.math.BigInteger;
 import java.rmi.activation.UnknownObjectException;
+import java.time.Duration;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.TimeUnit;
 
 /**
  * @author
@@ -79,6 +88,21 @@
         });
     }
 
+//    public static void coinRewardEventListener(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.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(filter);
+//        eventFlowable.subscribe(e -> {
+//            event.coinReward(e);
+//        }, error -> {
+//            log.error("合约监听启动报错", error);
+//        });
+//    }
+
     public static void coinRewardEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
         ChainEnum chain = ChainEnum.getValueByName(type);
         assert chain != null;
@@ -86,12 +110,24 @@
         EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
         EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
 
-        Flowable<EthUsdtContract.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(filter);
-        eventFlowable.subscribe(e -> {
-            event.coinReward(e);
-        }, error -> {
-            log.error("合约监听启动报错", error);
-        });
+        Flowable<EthUsdtContract.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(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
+                .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.coinReward(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
+        );
+
     }
 
 

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