新版仿ok交易所-后端
zyy3
2025-10-07 cd932d253f4d01a20cd1269d78386dbd2b9e2eb2
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package com.yami.trading.huobi.data.internal;
 
 
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.yami.trading.bean.data.domain.Kline;
import com.yami.trading.bean.data.domain.Realtime;
import com.yami.trading.bean.item.domain.Item;
import com.yami.trading.common.config.RequestDataHelper;
import com.yami.trading.common.constants.Constants;
import com.yami.trading.common.constants.RedisKeys;
import com.yami.trading.common.util.DateUtils;
import com.yami.trading.huobi.data.DataCache;
import com.yami.trading.huobi.data.job.RealtimeQueue;
import com.yami.trading.service.data.RealtimeService;
import com.yami.trading.service.item.ItemService;
import com.yami.trading.service.syspara.SysparaService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
import org.springframework.stereotype.Service;
 
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.time.*;
import java.util.*;
import java.util.stream.Collectors;
 
@Service
@Slf4j
public class DataDBServiceImpl implements DataDBService {
    @Autowired
    private NamedParameterJdbcOperations namedParameterJdbcTemplate;
    @Autowired
    private SysparaService sysparaService;
    @Autowired
    private ItemService itemService;
    @Autowired
    private RealtimeService realtimeService;
    @Autowired
    private JdbcTemplate jdbcTemplate;
    @Autowired
    RedisTemplate redisTemplate;
 
    @Override
    public void saveAsyn(Realtime realtime) {
 
        String symbol = realtime.getSymbol();
        Realtime latestRealtime = DataCache.getLatestRealTime(symbol);
        if (null != latestRealtime && latestRealtime.getTs() >= realtime.getTs()) {
            log.debug("时间没有变化");
            return;
        }
 
        //停牌时不更新
        if (itemService.isSuspended(symbol)) {
            return;
        }
        /*if (realtime.getSymbol().equals("axsusdt")) {
            System.out.println("axsusdt1" + realtime);
        }*/
        DataCache.putLatestRealTime(symbol, realtime);
        DataCache.putLatestOpen(symbol, realtime.getOpen());
 
        // 最近60s内实时价格集合
        List<Realtime> list = DataCache.latestRealTimeMap_60s.get(symbol);
        if (list == null) {
            return;
        }
        if (list.size() >= KlineConstant.LATEST_REALTIME_LIST_MAX) {
            list.remove(0);
        }
        list.add(realtime);
        DataCache.latestRealTimeMap_60s.put(symbol, list);
        RealtimeQueue.add(realtime);
    }
 
    @Override
    public void saveBatch(List<Realtime> entities) {
        Map<String, List<Realtime>> collect = entities.stream().collect(Collectors.groupingBy(Realtime::getSymbol));
        for (String symbol : collect.keySet()) {
            RequestDataHelper.set("symbol", symbol);
            realtimeService.saveOrUpdateBatch(collect.get(symbol));
            RequestDataHelper.clear();
        }
 
    }
 
    @Override
    public Realtime get(String symbol) {
        RequestDataHelper.set("symbol", symbol);
        LambdaQueryWrapper<Realtime> queryWrapper = new LambdaQueryWrapper<Realtime>()
                .eq(Realtime::getSymbol, symbol)
                .orderByDesc(Realtime::getTs)
                .last("LIMIT 1");
        Realtime realtime = realtimeService.getBaseMapper().selectOne(queryWrapper);
        RequestDataHelper.clear();
        return realtime;
 
    }
 
    @Override
    public Realtime getBefore(String symbol) {
        Realtime realtime = (Realtime) redisTemplate.opsForValue().get(RedisKeys.REAL_TIME_BEFORE + symbol);
        if (realtime != null) {
            long ts = realtime.getTs();
            // 1. 确定时间戳单位(假设ts是毫秒级,若为秒级需用ofEpochSecond())
            Instant instant = Instant.ofEpochMilli(ts);
 
            // 2. 将时间戳转换为当地时区的日期(指定时区更准确,如Asia/Shanghai)
            LocalDate tsDate = instant.atZone(ZoneId.of("Asia/Shanghai")).toLocalDate();
 
            // 3. 获取“昨天的日期”(当前日期减1天)
            LocalDate yesterday = LocalDate.now(ZoneId.of("Asia/Shanghai")).minusDays(1);
 
            // 4. 判断是否为昨天
             boolean isYesterday = tsDate.equals(yesterday);
             if (isYesterday) {
                 return realtime;
             }
        }
        // 没缓存重新保存
        // 计算当天0点的时间戳(毫秒级)
        LocalDateTime todayStart = LocalDateTime.of(LocalDate.now(), LocalTime.MIN);
        long todayStartTime = todayStart.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
        RequestDataHelper.set("symbol", symbol);
        LambdaQueryWrapper<Realtime> queryWrapper = new LambdaQueryWrapper<Realtime>()
                .eq(Realtime::getSymbol, symbol)
                .lt(Realtime::getTs, todayStartTime)
                .orderByDesc(Realtime::getTs)
                .last("LIMIT 1");
        realtime = realtimeService.getBaseMapper().selectOne(queryWrapper);
        RequestDataHelper.clear();
        if (realtime != null) {
            redisTemplate.opsForValue().set(RedisKeys.REAL_TIME_BEFORE + symbol, realtime);
        }
        return realtime;
    }
 
    public void deleteRealtime(int days) {
        for (int i = 0; i <=  Constants.TABLE_PARTITIONS - 1; i++) {
            Map<String, Object> parameters = new HashMap();
            Long ts = DateUtils.addDate(new Date(), days).getTime();
            parameters.put("ts", ts);
            this.namedParameterJdbcTemplate.update("DELETE FROM t_realtime_" + i + " WHERE ts < :ts", parameters);
        }
 
 
    }
 
    @Override
    public void updateOptimize(String table) {
        for (int i = 0; i <=  Constants.TABLE_PARTITIONS - 1; i++) {
            this.jdbcTemplate.execute("optimize table " + table + "_" + i);
 
        }
 
    }
 
    @Override
    public List<Realtime> findRealtimeOneDay(String symbol) {
        int interval = this.sysparaService.find("data_interval").getInteger() / 1000;
        int num = (24 * 60 * 60) / interval;
        RequestDataHelper.set("symbol", symbol);
 
        LambdaQueryWrapper<Realtime> queryWrapper = new LambdaQueryWrapper<Realtime>()
                .eq(Realtime::getSymbol, symbol)
                .orderByDesc(Realtime::getTs)
                .last("LIMIT " + num);
        List<Realtime> realtimes = realtimeService.getBaseMapper().selectList(queryWrapper);
        RequestDataHelper.clear();
        return realtimes;
 
    }
 
    /**
     * 获取最新60s实时价格数据
     */
    @Override
    public List<Realtime> listRealTime60s(String symbol) {
        RequestDataHelper.set("symbol", symbol);
        int data_interval = sysparaService.find("data_interval").getInteger().intValue();
        // 取数据条数为
        int limit = 60*1000/data_interval;
        LambdaQueryWrapper<Realtime> queryWrapper = new LambdaQueryWrapper<Realtime>()
                .eq(Realtime::getSymbol, symbol)
                .orderByDesc(Realtime::getTs)
                .last("LIMIT " + limit);
        List<Realtime> realtimes = realtimeService.getBaseMapper().selectList(queryWrapper);
        RequestDataHelper.clear();
        return realtimes;
    }
 
    @Override
    public BigDecimal getChangeRatio(Realtime realtime, String symbol) {
        Item item = itemService.findBySymbol(symbol);
        if (item.getType().equals(Item.cryptos) && (item.getCurrencyType() != null && item.getCurrencyType() == 1)) {
            Realtime realtimeBefore = getBefore(symbol);
            if (realtimeBefore == null) {
                return  BigDecimal.ZERO;
            }
            BigDecimal open = realtimeBefore.getClose();
            BigDecimal changeRatio = realtime.getClose().subtract(open).divide(open, 10, RoundingMode.HALF_UP);
            changeRatio = changeRatio.multiply(new BigDecimal(100)).setScale(2, RoundingMode.DOWN);
            return changeRatio;
        } else {
            return realtime.getChangeRatio2();
        }
    }
}