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package com.jblv.system.service.impl;

import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.jblv.common.constant.UserConstants;
import com.jblv.common.core.text.Convert;
import com.jblv.common.exception.BusinessException;
import com.jblv.common.utils.StringUtils;
import com.jblv.system.domain.SysPost;
import com.jblv.system.mapper.SysPostMapper;
import com.jblv.system.mapper.SysUserPostMapper;
import com.jblv.system.service.ISysPostService;

/**
 * 岗位信息 服务层处理
 * 
 * @author jblv
 */
@Service
public class SysPostServiceImpl implements ISysPostService
{
    @Autowired
    private SysPostMapper postMapper;

    @Autowired
    private SysUserPostMapper userPostMapper;

    /**
     * 查询岗位信息集合
     * 
     * @param post 岗位信息
     * @return 岗位信息集合
     */
    @Override
    public List selectPostList(SysPost post)
    {
        return postMapper.selectPostList(post);
    }

    /**
     * 查询所有岗位
     * 
     * @return 岗位列表
     */
    @Override
    public List selectPostAll()
    {
        return postMapper.selectPostAll();
    }

    /**
     * 根据用户ID查询岗位
     * 
     * @param userId 用户ID
     * @return 岗位列表
     */
    @Override
    public List selectPostsByUserId(Long userId)
    {
        List userPosts = postMapper.selectPostsByUserId(userId);
        List posts = postMapper.selectPostAll();
        for (SysPost post : posts)
        {
            for (SysPost userRole : userPosts)
            {
                if (post.getPostId().longValue() == userRole.getPostId().longValue())
                {
                    post.setFlag(true);
                    break;
                }
            }
        }
        return posts;
    }

    /**
     * 通过岗位ID查询岗位信息
     * 
     * @param postId 岗位ID
     * @return 角色对象信息
     */
    @Override
    public SysPost selectPostById(Long postId)
    {
        return postMapper.selectPostById(postId);
    }

    /**
     * 批量删除岗位信息
     * 
     * @param ids 需要删除的数据ID
     * @throws Exception
     */
    @Override
    public int deletePostByIds(String ids) throws BusinessException
    {
        Long[] postIds = Convert.toLongArray(ids);
        for (Long postId : postIds)
        {
            SysPost post = selectPostById(postId);
            if (countUserPostById(postId) > 0)
            {
                throw new BusinessException(String.format("%1$s已分配,不能删除", post.getPostName()));
            }
        }
        return postMapper.deletePostByIds(postIds);
    }

    /**
     * 新增保存岗位信息
     * 
     * @param post 岗位信息
     * @return 结果
     */
    @Override
    public int insertPost(SysPost post)
    {
        return postMapper.insertPost(post);
    }

    /**
     * 修改保存岗位信息
     * 
     * @param post 岗位信息
     * @return 结果
     */
    @Override
    public int updatePost(SysPost post)
    {
        return postMapper.updatePost(post);
    }

    /**
     * 通过岗位ID查询岗位使用数量
     * 
     * @param postId 岗位ID
     * @return 结果
     */
    @Override
    public int countUserPostById(Long postId)
    {
        return userPostMapper.countUserPostById(postId);
    }

    /**
     * 校验岗位名称是否唯一
     * 
     * @param post 岗位信息
     * @return 结果
     */
    @Override
    public String checkPostNameUnique(SysPost post)
    {
        Long postId = StringUtils.isNull(post.getPostId()) ? -1L : post.getPostId();
        SysPost info = postMapper.checkPostNameUnique(post.getPostName());
        if (StringUtils.isNotNull(info) && info.getPostId().longValue() != postId.longValue())
        {
            return UserConstants.POST_NAME_NOT_UNIQUE;
        }
        return UserConstants.POST_NAME_UNIQUE;
    }

    /**
     * 校验岗位编码是否唯一
     * 
     * @param post 岗位信息
     * @return 结果
     */
    @Override
    public String checkPostCodeUnique(SysPost post)
    {
        Long postId = StringUtils.isNull(post.getPostId()) ? -1L : post.getPostId();
        SysPost info = postMapper.checkPostCodeUnique(post.getPostCode());
        if (StringUtils.isNotNull(info) && info.getPostId().longValue() != postId.longValue())
        {
            return UserConstants.POST_CODE_NOT_UNIQUE;
        }
        return UserConstants.POST_CODE_UNIQUE;
    }
}




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