/*
 *      Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  Redistributions of source code must retain the above copyright notice,
 *  this list of conditions and the following disclaimer.
 *  Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in the
 *  documentation and/or other materials provided with the distribution.
 *  Neither the name of the dreamlu.net developer nor the names of its
 *  contributors may be used to endorse or promote products derived from
 *  this software without specific prior written permission.
 *  Author: Chill 庄骞 (smallchill@163.com)
 */
package org.springblade.modules.discuss.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang3.StringUtils;
import org.springblade.core.secure.utils.AuthUtil;
import org.springblade.modules.discuss.entity.TopicsEntity;
import org.springblade.modules.discuss.entity.UserPublicEnrollEntity;
import org.springblade.modules.discuss.entity.UserTopicsEntity;
import org.springblade.modules.discuss.mapper.UserTopicsMapper;
import org.springblade.modules.discuss.service.ITopicsService;
import org.springblade.modules.discuss.service.IUserTopicsService;
import org.springblade.modules.discuss.vo.UserTopicsVO;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.List;

/**
 * 用户议题报表 服务实现类
 *
 * @author BladeX
 * @since 2023-11-22
 */
@Service
public class UserTopicsServiceImpl extends ServiceImpl<UserTopicsMapper, UserTopicsEntity> implements IUserTopicsService {
	@Resource
	private ITopicsService topicsService;

	@Override
	public IPage<UserTopicsVO> selectUserTopicsPage(IPage<UserTopicsVO> page, UserTopicsVO userTopics) {
		return page.setRecords(baseMapper.selectUserTopicsPage(page, userTopics));
	}


	@Override
	@Transactional(rollbackFor = Exception.class)
	public Boolean batchSave(List<TopicsEntity> topics) {
		List<UserTopicsEntity> objects = new ArrayList<>();
		for (TopicsEntity topic : topics) {
			UserTopicsEntity userTopicsEntity = new UserTopicsEntity();
			userTopicsEntity.setUserId(AuthUtil.getUserId());
			userTopicsEntity.setSelected(topic.getSelected());
			userTopicsEntity.setTopicsId(topic.getId());
			userTopicsEntity.setPublicDiscussId(topic.getPublicDiscussId());
			objects.add(userTopicsEntity);
			if (topic.getOptionRange().equals(0)) {
				if (StringUtils.isBlank(topic.getSelected())) {
					break;
				}
				UserTopicsEntity userTopics = new UserTopicsEntity();
				userTopics.setTopicsId(Integer.valueOf(topic.getSelected()));
				userTopics.setUserId(AuthUtil.getUserId());
				userTopics.setPublicDiscussId(topic.getPublicDiscussId());
				UpdateWrapper<TopicsEntity> objectUpdateWrapper = new UpdateWrapper<>();
				objectUpdateWrapper.setSql("number = number + 1");
				objectUpdateWrapper.eq("id", topic.getSelected());
				topicsService.update(null, objectUpdateWrapper);
				baseMapper.insert(userTopics);
			} else {
				if (StringUtils.isBlank(topic.getSelected())) {
					break;
				}
				JSONArray objects1 = JSON.parseArray(topic.getSelected());
				List<UserTopicsEntity> objectsTwo = new ArrayList<>();
				for (Object o : objects1) {
					UserTopicsEntity userTopics = new UserTopicsEntity();
					userTopics.setTopicsId((Integer) o);
					userTopics.setUserId(AuthUtil.getUserId());
					userTopics.setPublicDiscussId(topic.getPublicDiscussId());
					UpdateWrapper<TopicsEntity> objectUpdateWrapper = new UpdateWrapper<>();
					objectUpdateWrapper.setSql("number = number + 1");
					objectUpdateWrapper.eq("id", o);
					objectsTwo.add(userTopics);
					topicsService.update(null, objectUpdateWrapper);
				}
				saveOrUpdateBatch(objectsTwo);
			}
		}
		return saveOrUpdateBatch(objects);
	}


	@Override
	public Integer getCount(Integer id) {
		List<UserTopicsEntity> list = list(Wrappers.<UserTopicsEntity>lambdaQuery()
			.eq(UserTopicsEntity::getPublicDiscussId, id)
			.groupBy(UserTopicsEntity::getUserId));
		return list.size();
	}
}