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19 小时以前 dc643ba44fd2a426263015491268a0f0d6b4671d
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package com.rongyichuang.player.service;
 
import com.rongyichuang.player.entity.Player;
import com.rongyichuang.player.repository.PlayerRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
 
import java.util.Optional;
 
/**
 * 学员服务类
 */
@Service
public class PlayerService {
 
    @Autowired
    private PlayerRepository playerRepository;
 
    /**
     * 根据用户ID获取学员信息
     */
    public Player findByUserId(Long userId) {
        Optional<Player> player = playerRepository.findByUserId(userId);
        return player.orElse(null);
    }
 
    /**
     * 根据ID获取学员信息
     */
    public Player findById(Long id) {
        Optional<Player> player = playerRepository.findById(id);
        return player.orElse(null);
    }
 
    /**
     * 保存学员信息
     */
    public Player save(Player player) {
        return playerRepository.save(player);
    }
}