package com.pz.system.service.impl;

import cn.hutool.core.bean.BeanUtil;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.pz.common.core.page.TableDataInfo;
import com.pz.common.core.domain.PageQuery;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.pz.system.mapper.CityMapper;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import com.pz.system.domain.bo.NoticeBo;
import com.pz.system.domain.vo.NoticeVo;
import com.pz.system.domain.Notice;
import com.pz.system.mapper.NoticeMapper;
import com.pz.system.service.INoticeService;

import java.util.List;
import java.util.Map;
import java.util.Collection;
import java.util.Optional;

/**
 * 公告Service业务层处理
 *
 * @author ruoyi
 * @date 2023-09-07
 */
@RequiredArgsConstructor
@Service
public class NoticeServiceImpl implements INoticeService {

    private final NoticeMapper baseMapper;

    private final CityMapper cityMapper;

    /**
     * 查询公告
     */
    @Override
    public NoticeVo queryById(Integer id) {
        return baseMapper.selectVoById(id);
    }

    /**
     * 查询公告列表
     */
    @Override
    public TableDataInfo<NoticeVo> queryPageList(NoticeBo bo, PageQuery pageQuery) {
        LambdaQueryWrapper<Notice> lqw = buildQueryWrapper(bo);
        Page<NoticeVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
        Optional.ofNullable(result.getRecords()).ifPresent(noticeVos -> {
            noticeVos.forEach(noticeVo -> {
                Optional.ofNullable(cityMapper.selectVoById(noticeVo.getCityId()))
                    .ifPresent(cityVo -> {
                        noticeVo.setCityName(cityVo.getName());
                    });
            });
        });
        return TableDataInfo.build(result);
    }

    /**
     * 查询公告列表
     */
    @Override
    public List<NoticeVo> queryList(NoticeBo bo) {
        LambdaQueryWrapper<Notice> lqw = buildQueryWrapper(bo);
        return baseMapper.selectVoList(lqw);
    }

    private LambdaQueryWrapper<Notice> buildQueryWrapper(NoticeBo bo) {
        Map<String, Object> params = bo.getParams();
        LambdaQueryWrapper<Notice> lqw = Wrappers.lambdaQuery();
        lqw.eq(bo.getCityId() != null, Notice::getCityId, bo.getCityId());
        lqw.eq(StringUtils.isNotBlank(bo.getInfo()), Notice::getInfo, bo.getInfo());
        lqw.eq(bo.getSite() != null, Notice::getSite, bo.getSite());
        return lqw;
    }

    /**
     * 新增公告
     */
    @Override
    public Boolean insertByBo(NoticeBo bo) {
        Notice add = BeanUtil.toBean(bo, Notice.class);
        validEntityBeforeSave(add);
        boolean flag = baseMapper.insert(add) > 0;
        if (flag) {
            bo.setId(add.getId());
        }
        return flag;
    }

    /**
     * 修改公告
     */
    @Override
    public Boolean updateByBo(NoticeBo bo) {
        Notice update = BeanUtil.toBean(bo, Notice.class);
        validEntityBeforeSave(update);
        return baseMapper.updateById(update) > 0;
    }

    /**
     * 保存前的数据校验
     */
    private void validEntityBeforeSave(Notice entity) {
        //TODO 做一些数据校验,如唯一约束
    }

    /**
     * 批量删除公告
     */
    @Override
    public Boolean deleteWithValidByIds(Collection<Integer> ids, Boolean isValid) {
        if (isValid) {
            //TODO 做一些业务上的校验,判断是否需要校验
        }
        return baseMapper.deleteBatchIds(ids) > 0;
    }
}