252 lines
9.0 KiB
Java
252 lines
9.0 KiB
Java
package com.xy.xyaicpzs.service.impl;
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import com.xy.xyaicpzs.domain.entity.DltDrawRecord;
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import com.xy.xyaicpzs.domain.entity.D5;
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import com.xy.xyaicpzs.domain.entity.D6;
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import com.xy.xyaicpzs.domain.entity.D7;
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import com.xy.xyaicpzs.domain.entity.D8;
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import com.xy.xyaicpzs.domain.vo.BallCombinationAnalysisVO;
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import com.xy.xyaicpzs.service.DltCombinationAnalysisService;
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import com.xy.xyaicpzs.service.DltDrawRecordService;
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import com.xy.xyaicpzs.service.D5Service;
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import com.xy.xyaicpzs.service.D6Service;
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import com.xy.xyaicpzs.service.D7Service;
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import com.xy.xyaicpzs.service.D8Service;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.Comparator;
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import java.util.List;
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import java.util.function.Function;
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/**
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* 大乐透组合分析服务实现类
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*/
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@Slf4j
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@Service
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public class DltCombinationAnalysisServiceImpl implements DltCombinationAnalysisService {
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@Autowired
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private D5Service d5Service;
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@Autowired
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private D6Service d6Service;
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@Autowired
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private D7Service d7Service;
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@Autowired
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private D8Service d8Service;
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@Autowired
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private DltDrawRecordService dltDrawRecordService;
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@Override
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public BallCombinationAnalysisVO analyzeFrontFrontCombination(Integer masterBall, Integer slaveBall) {
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// 参数校验
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validateBallRange(masterBall, 1, 35, "主球（前区）");
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validateBallRange(slaveBall, 1, 35, "随球（前区）");
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// 查询指定组合记录
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D5 targetRecord = d5Service.lambdaQuery()
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.eq(D5::getMasterBallNumber, masterBall)
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.eq(D5::getSlaveBallNumber, slaveBall)
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.one();
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if (targetRecord == null) {
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throw new RuntimeException(String.format("未找到主球（前区）%d和随球（前区）%d的组合记录", masterBall, slaveBall));
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}
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// 查询主球与所有其他球的组合记录
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List<D5> allCombinations = d5Service.lambdaQuery()
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.eq(D5::getMasterBallNumber, masterBall)
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.ne(D5::getSlaveBallNumber, masterBall) // 排除自身
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.list();
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if (allCombinations.isEmpty()) {
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throw new RuntimeException(String.format("未找到主球（前区）%d的组合记录", masterBall));
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}
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return buildCombinationAnalysisVO(
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targetRecord.getCoefficient(),
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allCombinations,
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D5::getCoefficient,
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D5::getSlaveBallNumber
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);
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}
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@Override
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public BallCombinationAnalysisVO analyzeFrontBackCombination(Integer masterBall, Integer slaveBall) {
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// 参数校验
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validateBallRange(masterBall, 1, 35, "主球（前区）");
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validateBallRange(slaveBall, 1, 12, "随球（后区）");
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// 查询指定组合记录
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D6 targetRecord = d6Service.lambdaQuery()
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.eq(D6::getMasterBallNumber, masterBall)
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.eq(D6::getSlaveBallNumber, slaveBall)
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.one();
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if (targetRecord == null) {
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throw new RuntimeException(String.format("未找到主球（前区）%d和随球（后区）%d的组合记录", masterBall, slaveBall));
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}
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// 查询主球与所有其他球的组合记录
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List<D6> allCombinations = d6Service.lambdaQuery()
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.eq(D6::getMasterBallNumber, masterBall)
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.list();
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if (allCombinations.isEmpty()) {
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throw new RuntimeException(String.format("未找到主球（前区）%d的组合记录", masterBall));
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}
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return buildCombinationAnalysisVO(
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targetRecord.getCoefficient(),
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allCombinations,
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D6::getCoefficient,
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D6::getSlaveBallNumber
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);
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}
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@Override
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public BallCombinationAnalysisVO analyzeBackBackCombination(Integer masterBall, Integer slaveBall) {
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// 参数校验
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validateBallRange(masterBall, 1, 12, "主球（后区）");
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validateBallRange(slaveBall, 1, 12, "随球（后区）");
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// 查询指定组合记录
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D7 targetRecord = d7Service.lambdaQuery()
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.eq(D7::getMasterBallNumber, masterBall)
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.eq(D7::getSlaveBallNumber, slaveBall)
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.one();
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if (targetRecord == null) {
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throw new RuntimeException(String.format("未找到主球（后区）%d和随球（后区）%d的组合记录", masterBall, slaveBall));
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}
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// 查询主球与所有其他球的组合记录
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List<D7> allCombinations = d7Service.lambdaQuery()
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.eq(D7::getMasterBallNumber, masterBall)
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.ne(D7::getSlaveBallNumber, masterBall) // 排除自身
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.list();
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if (allCombinations.isEmpty()) {
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throw new RuntimeException(String.format("未找到主球（后区）%d的组合记录", masterBall));
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}
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return buildCombinationAnalysisVO(
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targetRecord.getCoefficient(),
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allCombinations,
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D7::getCoefficient,
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D7::getSlaveBallNumber
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);
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}
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@Override
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public BallCombinationAnalysisVO analyzeBackFrontCombination(Integer masterBall, Integer slaveBall) {
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// 参数校验
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validateBallRange(masterBall, 1, 12, "主球（后区）");
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validateBallRange(slaveBall, 1, 35, "随球（前区）");
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// 查询指定组合记录
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D8 targetRecord = d8Service.lambdaQuery()
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.eq(D8::getMasterBallNumber, masterBall)
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.eq(D8::getSlaveBallNumber, slaveBall)
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.one();
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if (targetRecord == null) {
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throw new RuntimeException(String.format("未找到主球（后区）%d和随球（前区）%d的组合记录", masterBall, slaveBall));
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}
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// 查询主球与所有其他球的组合记录
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List<D8> allCombinations = d8Service.lambdaQuery()
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.eq(D8::getMasterBallNumber, masterBall)
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.list();
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if (allCombinations.isEmpty()) {
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throw new RuntimeException(String.format("未找到主球（后区）%d的组合记录", masterBall));
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}
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return buildCombinationAnalysisVO(
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targetRecord.getCoefficient(),
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allCombinations,
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D8::getCoefficient,
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D8::getSlaveBallNumber
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);
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}
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/**
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* 验证球号范围
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*/
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private void validateBallRange(Integer ballNumber, int minValue, int maxValue, String ballType) {
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if (ballNumber == null) {
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throw new IllegalArgumentException(ballType + "号码不能为空");
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}
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if (ballNumber < minValue || ballNumber > maxValue) {
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throw new IllegalArgumentException(String.format("%s号码必须在%d-%d范围内，错误值：%d",
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ballType, minValue, maxValue, ballNumber));
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}
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}
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/**
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* 构建组合分析结果VO
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*/
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private <T> BallCombinationAnalysisVO buildCombinationAnalysisVO(
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Double targetCoefficient,
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List<T> allCombinations,
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Function<T, Double> coefficientGetter,
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Function<T, Integer> ballNumberGetter) {
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// 找出系数最高的球号
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T highest = allCombinations.stream()
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.max(Comparator.comparing(coefficientGetter))
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.orElse(null);
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// 找出系数最低的球号
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T lowest = allCombinations.stream()
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.min(Comparator.comparing(coefficientGetter))
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.orElse(null);
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// 计算平均系数
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double avgCoefficient = allCombinations.stream()
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.mapToDouble(coefficientGetter::apply)
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.average()
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.orElse(0.0);
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// 获取最新开奖期号
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Long latestDrawId = getLatestDrawId();
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return BallCombinationAnalysisVO.builder()
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.faceCoefficient(targetCoefficient)
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.highestBall(highest != null ? ballNumberGetter.apply(highest) : null)
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.highestCoefficient(highest != null ? coefficientGetter.apply(highest) : null)
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.lowestBall(lowest != null ? ballNumberGetter.apply(lowest) : null)
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.lowestCoefficient(lowest != null ? coefficientGetter.apply(lowest) : null)
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.averageCoefficient(avgCoefficient)
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.latestDrawId(latestDrawId)
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.build();
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}
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/**
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* 获取最新开奖期号
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*/
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private Long getLatestDrawId() {
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String latestDrawId = dltDrawRecordService.lambdaQuery()
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.orderByDesc(DltDrawRecord::getDrawDate)
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.last("LIMIT 1")
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.oneOpt()
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.map(DltDrawRecord::getDrawId)
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.orElse(null);
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if (latestDrawId != null) {
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try {
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return Long.parseLong(latestDrawId);
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} catch (NumberFormatException e) {
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log.warn("开奖期号格式转换失败：{}", latestDrawId);
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}
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}
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return null;
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}
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}
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