package com.vci.ubcs.system.service.impl;

import cn.hutool.db.ds.pooled.ConnectionWraper;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.vci.ubcs.system.entity.ClassifyAuth;
import com.vci.ubcs.system.mapper.ClassifyAuthMapper;
import com.vci.ubcs.system.service.IClassifyAuthService;
import com.vci.ubcs.system.vo.ClassifyAuthVO;
import com.vci.ubcs.system.wrapper.ClassifyAuthWrapper;
import lombok.AllArgsConstructor;
import lombok.RequiredArgsConstructor;
import org.redisson.api.condition.Conditions;
import org.springblade.core.log.exception.ServiceException;
import org.springblade.core.mp.support.Condition;
import org.springblade.core.tool.api.R;
import org.springblade.core.tool.utils.Func;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

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

/**
 * 分类授权
 * @author ludc
 * @date 2023/12/25 15:35
 */
@Service
@AllArgsConstructor
public class ClassifyAuthServiceImpl extends ServiceImpl<ClassifyAuthMapper,ClassifyAuth> implements IClassifyAuthService {

	private final ClassifyAuthMapper classifyAuthMapper;

	/**
	 * 分类授权保存接口
	 * @param classifyAuthList
	 * @return
	 */
	@Override
	@Transactional(rollbackFor = Exception.class)
	public R submit(List<ClassifyAuth> classifyAuthList) {
		if(classifyAuthList.isEmpty()){
			R.fail("授权列表不能为空！");
		}
		// 如果传过来的集合中该分类id下删除了部分角色的授权，就需要将该库中classifyId下不存在的数据删掉
		List<String> roleIds = classifyAuthList.stream().map(ClassifyAuth::getRoleId).collect(Collectors.toList());
		// 删除
		LambdaUpdateWrapper<ClassifyAuth> updateWrapper = Wrappers.<ClassifyAuth>update()
			.lambda().eq(ClassifyAuth::getClassifyId, classifyAuthList.get(0).getClassifyId())
			.notIn(ClassifyAuth::getRoleId, roleIds);
		try {
			this.classifyAuthMapper.delete(updateWrapper);
		}catch (Exception e){
			throw new ServiceException("分类授权过程中出现错误，错误原因："+e.getMessage());
		}
		return R.status(saveOrUpdateBatch(classifyAuthList));
	}

	/**
	 * 获取分类授权集合
	 * @param classifyAuthVO
	 * @return
	 */
	@Override
	public List<ClassifyAuthVO> getClassifyAuthList(ClassifyAuthVO classifyAuthVO) {
		if(Func.isBlank(classifyAuthVO.getClassifyId())){
			throw new ServiceException("缺少必传参数分类id");
		}
		LambdaQueryWrapper<ClassifyAuth> wrapper = Wrappers.<ClassifyAuth>query()
			.lambda().eq(ClassifyAuth::getClassifyId,classifyAuthVO.getClassifyId());
		List<ClassifyAuth> classifyAuths = this.classifyAuthMapper.selectList(wrapper);
		if(!classifyAuths.isEmpty()){
			return ClassifyAuthWrapper.build().listVO(classifyAuths);
		}
		return new ArrayList<ClassifyAuthVO>();
	}

}