package com.ycl.jxkg.service.impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.ycl.jxkg.context.WebContext;
import com.ycl.jxkg.domain.entity.CheatRecord;
import com.ycl.jxkg.domain.entity.Exam;
import com.ycl.jxkg.domain.entity.User;
import com.ycl.jxkg.mapper.CheatRecordMapper;
import com.ycl.jxkg.mapper.ExamMapper;
import com.ycl.jxkg.mapper.UserMapper;
import com.ycl.jxkg.service.CheatRecordService;
import com.ycl.jxkg.base.Result;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ycl.jxkg.domain.form.CheatRecordForm;
import com.ycl.jxkg.domain.vo.CheatRecordVO;
import com.ycl.jxkg.domain.query.CheatRecordQuery;
import org.springframework.stereotype.Service;
import lombok.RequiredArgsConstructor;
import com.ycl.jxkg.utils.PageUtil;
import org.springframework.beans.BeanUtils;
import org.springframework.util.Assert;

import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

/**
 * 作弊记录 服务实现类
 *
 * @author xp
 * @since 2024-07-03
 */
@Service
@RequiredArgsConstructor
public class CheatRecordServiceImpl extends ServiceImpl<CheatRecordMapper, CheatRecord> implements CheatRecordService {

    private final CheatRecordMapper cheatRecordMapper;
    private final ExamMapper examMapper;
    private final UserMapper userMapper;
    private final WebContext webContext;

    /**
     * 添加
     * @param form
     * @return
     */
    @Override
    public Result add(CheatRecordForm form) {
        CheatRecord entity = CheatRecordForm.getEntityByForm(form, null);

        // 校验
        Exam exam = examMapper.selectById(form.getExamId());
        if (Objects.isNull(exam)) {
            throw new RuntimeException("考试不存在");
        }
        User user = userMapper.selectById(form.getUserId());
        if (Objects.isNull(user)) {
            throw new RuntimeException("作弊人不存在");
        }
        entity.setAddUserId(webContext.getCurrentUser().getId());
        baseMapper.insert(entity);
        return Result.ok("添加成功");
    }

    /**
     * 修改
     * @param form
     * @return
     */
    @Override
    public Result update(CheatRecordForm form) {
        CheatRecord entity = baseMapper.selectById(form.getId());

        // 为空抛IllegalArgumentException，做全局异常处理
        Assert.notNull(entity, "记录不存在");
        BeanUtils.copyProperties(form, entity);
        baseMapper.updateById(entity);
        return Result.ok("修改成功");
    }

    /**
     * 批量删除
     * @param ids
     * @return
     */
    @Override
    public Result remove(List<String> ids) {
        baseMapper.deleteBatchIds(ids);
        return Result.ok("删除成功");
    }

    /**
     * id删除
     * @param id
     * @return
     */
    @Override
    public Result removeById(String id) {
        baseMapper.deleteById(id);
        return Result.ok("删除成功");
    }

    /**
     * 分页查询
     * @param query
     * @return
     */
    @Override
    public Result page(CheatRecordQuery query) {
        IPage<CheatRecordVO> page = PageUtil.getPage(query, CheatRecordVO.class);
        baseMapper.getPage(page, query);
        return Result.ok().data(page.getRecords()).total(page.getTotal());
    }

    /**
     * 根据id查找
     * @param id
     * @return
     */
    @Override
    public Result detail(Integer id) {
        CheatRecordVO vo = baseMapper.getById(id);
        Assert.notNull(vo, "记录不存在");
        return Result.ok().data(vo);
    }

    /**
     * 列表
     * @return
     */
    @Override
    public Result all() {
        List<CheatRecord> entities = baseMapper.selectList(null);
        List<CheatRecordVO> vos = entities.stream()
                .map(entity -> CheatRecordVO.getVoByEntity(entity, null))
                .collect(Collectors.toList());
        return Result.ok().data(vos);
    }
}