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| package com.orchids.ranklist.web.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.orchids.ranklist.web.domain.po.PointsBoard; import com.orchids.ranklist.web.domain.query.BoardQuery; import com.orchids.ranklist.web.domain.vo.PointsBoardVO; import com.orchids.ranklist.web.mapper.PointsBoardMapper; import com.orchids.ranklist.web.service.IPointsBoardService; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.orchids.ranklist.web.utils.TableNameContext; import lombok.RequiredArgsConstructor; import org.springframework.data.redis.core.BoundZSetOperations; import org.springframework.data.redis.core.StringRedisTemplate; import org.springframework.data.redis.core.ZSetOperations; import org.springframework.stereotype.Service; import org.springframework.util.CollectionUtils;
import java.time.LocalDate; import java.time.format.DateTimeFormatter; import java.util.*;
@Service @RequiredArgsConstructor public class PointsBoardServiceImpl extends ServiceImpl<PointsBoardMapper, PointsBoard> implements IPointsBoardService {
private final PointsBoardMapper pointsBoardMapper;
private final StringRedisTemplate redisTemplate;
@Override public PointsBoardVO queryPointsBoardBySeasonId(BoardQuery query) { Long seasonId = query.getSeasonId(); boolean isCurrent = seasonId == null || seasonId == 0; LocalDate localDate = LocalDate.now(); String format = localDate.format(DateTimeFormatter.ofPattern("yyyy:MM")); String key = "point:rank:board:" + format; PointsBoard pointsBoard = isCurrent ? queryMyCurrentBoard(key): queryMyCountHistoryBoard(seasonId); List<PointsBoard> pointsBoards = isCurrent ? queryCurrentBoardList(key,query.getPageNo(),query.getPageSize()) : queryCountHistoryBoardList(query); PointsBoardVO result = new PointsBoardVO(); if (pointsBoard!=null){ result.setRank(pointsBoard.getRank()); result.setPoints(pointsBoard.getPoints()); } if (CollectionUtils.isEmpty(pointsBoards)){ return result; } result.setBoardList(pointsBoards);
return result; }
private PointsBoard queryMyCurrentBoard(String key) { BoundZSetOperations<String, String> ops = redisTemplate.boundZSetOps(key); Long userId = 13666666L; Double score = ops.score(userId.toString()); Long rank = ops.reverseRank(userId.toString()); PointsBoard board = new PointsBoard(); board.setRank(rank.intValue()+1); board.setUserId(userId); board.setPoints(score.intValue()); return board; }
private PointsBoard queryMyCountHistoryBoard(Long seasonId) { Long userId = 13666666L; TableNameContext.setInfo("points_board_"+seasonId); PointsBoard board = lambdaQuery().eq(PointsBoard::getUserId, userId).one(); board.setRank(board.getId().intValue()); TableNameContext.remove(); return board; }
private List<PointsBoard> queryCurrentBoardList(String key, Integer pageNo, Integer pageSize) { int from = (pageNo - 1) * pageSize; int end = from + pageSize + 1; Set<ZSetOperations.TypedTuple<String>> tuples = redisTemplate.opsForZSet().reverseRangeWithScores(key, from, end); if (CollectionUtils.isEmpty(tuples)) { return new ArrayList<>(); } int rank = from + 1; List<PointsBoard> result = new LinkedList<>(); for (ZSetOperations.TypedTuple<String> tuple : tuples) { String userId = tuple.getValue(); Double score = tuple.getScore(); if (userId==null||score==null){ continue; } PointsBoard board = new PointsBoard(); board.setRank(rank++); board.setUserId(Long.valueOf(userId)); board.setPoints(score.intValue()); result.add(board); } return result; }
private List<PointsBoard> queryCountHistoryBoardList(BoardQuery query) { Long seasonId = query.getSeasonId(); TableNameContext.setInfo("points_board_"+seasonId); Page<PointsBoard> ipage = new Page<>(query.getPageNo(), query.getPageSize()); Page<PointsBoard> page = pointsBoardMapper.selectPage(ipage, null); List<PointsBoard> boardList = page.getRecords(); TableNameContext.remove(); return boardList; }
@Override public void createPointsBoardTableBySeason(Integer season) { pointsBoardMapper.createPointsBoardTable("points_board_" + season); } }
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