From 8d53c609a6589158d68b5945cdb3061460a43d47 Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Thu, 15 Aug 2024 04:02:17 +0800
Subject: [PATCH] 1

---
 websocketSerivce/src/main/java/org/example/task/MexcStock.java |   28 ++++++++++++++++++++++++----
 1 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/websocketSerivce/src/main/java/org/example/task/MexcStock.java b/websocketSerivce/src/main/java/org/example/task/MexcStock.java
index d4351e2..d431451 100644
--- a/websocketSerivce/src/main/java/org/example/task/MexcStock.java
+++ b/websocketSerivce/src/main/java/org/example/task/MexcStock.java
@@ -1,5 +1,6 @@
 package org.example.task;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.type.TypeReference;
@@ -10,9 +11,11 @@
 import org.example.common.MexcMarketDataClient;
 import org.example.pojo.Currency;
 import org.example.pojo.ExchangeInfo;
+import org.example.pojo.bo.CurrencyKucoin;
 import org.example.pojo.bo.CurrencyMexcBo;
 import org.example.server.impl.CurrencySerivceImpl;
 import org.example.util.ConverterUtil;
+import org.example.util.RedisUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
@@ -39,7 +42,8 @@
     /**
      * 同步mexc交易所交易对
      */
-    @Scheduled(cron = "0 0/30 * * * ?")
+    @Scheduled(cron = "0 0/45 * * * ?")
+//    @Scheduled(cron = "0/10 * * * * ?")
     public void syncCurrency() {
         //  使用Lock来确保同步
         syncCurrencyLock.lock();
@@ -74,12 +78,28 @@
             }.getType());
 
             //  获取数据库中已有的symbol列表
-            List<Currency> dbList = currencyService.list();
-            Set<String> symbolSet = dbList.stream().map(Currency::getSymbol).collect(Collectors.toSet());
+            List<Currency> dbList = currencyService.list(new LambdaQueryWrapper<Currency>().eq(Currency::getSource, "mexc"));
+
+            //  删除已经下架的币种
+            Set<String> symbolSet = getList.stream().map(CurrencyMexcBo::getSymbol).collect(Collectors.toSet());
+            List<Currency> removeList = dbList.stream()
+                    .filter(currency -> !symbolSet.contains(currency.getSymbol()))
+                    .collect(Collectors.toList());
+
+            if(CollectionUtils.isNotEmpty(removeList)){
+                removeList.forEach(f->{
+                    RedisUtil.delete("mexc"+f.getSymbol());
+                    currencyService.remove(new LambdaQueryWrapper<Currency>().eq(Currency::getSymbol,f.getSymbol()));
+                });
+            }
+
+
+
 
             //  比对接口返回的数据和数据库中已有的数据,找出新增的数据
+            Set<String> loclSymbolSet = dbList.stream().map(Currency::getSymbol).collect(Collectors.toSet());
             List<CurrencyMexcBo> saveList = getList.stream()
-                    .filter(CurrencyMexcBo -> !symbolSet.contains(CurrencyMexcBo.getSymbol()))
+                    .filter(CurrencyMexcBo -> !loclSymbolSet.contains(CurrencyMexcBo.getSymbol()))
                     .collect(Collectors.toList());
             List<Currency> currencies = ConverterUtil.convertToList(saveList, Currency.class);
             //  批量保存新增数据到数据库

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