package com.chinaztt.mes.basic.service.impl;

import cn.hutool.core.collection.CollectionUtil;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.baomidou.mybatisplus.extension.toolkit.SqlHelper;
import com.chinaztt.mes.basic.entity.Post;
import com.chinaztt.mes.basic.mapper.PostMapper;
import com.chinaztt.mes.basic.service.PostService;
import com.chinaztt.mes.common.numgen.NumberGenerator;
import lombok.AllArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

/**
 * 岗位表
 *
 * @author cxf
 * @date 2021-06-23 17:17:26
 */
@Service
@AllArgsConstructor
@Transactional(rollbackFor = Exception.class)
public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements PostService {
	private NumberGenerator<Post> postNumberGenerator;

	@Override
	public boolean save(Post post) {
		checkPostNo(post);
		return SqlHelper.retBool(baseMapper.insert(post));
	}

	@Override
	public boolean updateById(Post post) {
		checkPostNo(post);
		return SqlHelper.retBool(baseMapper.updateById(post));
	}

	private void checkPostNo(Post post) {
		if (StringUtils.isBlank(post.getPostNo())) {
			// 1. 自动生成编号
			post.setPostNo(postNumberGenerator.generateNumberWithPrefix(Post.DIGIT, Post.PREFIX, Post::getPostNo));
		} else {
			// 2.判断是否重复
			List<Post> repeatNos = baseMapper.selectList(Wrappers.<Post>query().lambda().eq(Post::getPostNo, post.getPostNo()).ne(Post::getId, post.getId()));
			if (CollectionUtil.isNotEmpty(repeatNos)) {
				throw new RuntimeException("编号重复");
			}
		}
	}
}