package com.doumee.service.business.impl;

import com.doumee.core.constants.ResponseStatus;
import com.doumee.core.exception.BusinessException;
import com.doumee.core.model.PageData;
import com.doumee.core.model.PageWrap;
import com.doumee.core.utils.Constants;
import com.doumee.core.utils.Utils;
import com.doumee.dao.business.ShopNewsMapper;
import com.doumee.dao.business.model.ShopFollow;
import com.doumee.dao.business.model.ShopNews;
import com.doumee.dao.system.SystemUserMapper;
import com.doumee.dao.web.dto.MultiFileDTO;
import com.doumee.dao.web.dto.shop.ShopNewsDTO;
import com.doumee.dao.system.model.SystemUser;
import com.doumee.service.business.MultifileService;
import com.doumee.service.business.ShopFollowService;
import com.doumee.service.business.ShopNewsService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.apache.commons.collections4.MapUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.util.*;
import java.util.stream.Collectors;

/**
 * 店铺新鲜事信息表Service实现
 * @author 江蹄蹄
 * @date 2023/03/21 15:48
 */
@Service
public class ShopNewsServiceImpl implements ShopNewsService {

    @Autowired
    private ShopNewsMapper shopNewsMapper;


    @Autowired
    private ShopFollowService shopFollowService;

    @Autowired
    private MultifileService multifileService;

    @Autowired
    private SystemUserMapper systemUserMapper;
    @Override
    public Integer create(ShopNews shopNews) {
        shopNewsMapper.insert(shopNews);
        return shopNews.getId();
    }

    @Override
    public void deleteById(Integer id) {
        shopNewsMapper.deleteById(id);
    }

    @Override
    public void delete(ShopNews shopNews) {
        UpdateWrapper<ShopNews> deleteWrapper = new UpdateWrapper<>(shopNews);
        shopNewsMapper.delete(deleteWrapper);
    }

    @Override
    public void deleteByIdInBatch(List<Integer> ids) {
        if (CollectionUtils.isEmpty(ids)) {
            return;
        }
        shopNewsMapper.deleteBatchIds(ids);
    }

    @Override
    public void updateById(ShopNews shopNews) {
        shopNewsMapper.updateById(shopNews);
    }

    @Override
    public void creatOrUpdateById(ShopNewsDTO shopNewsDTO,Integer memberId) {

//        LoginUserInfo loginUserInfo = (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();

        QueryWrapper<SystemUser> wrapper = new QueryWrapper<>();
        wrapper.lambda().eq(SystemUser::getMemberId,memberId).last("limit 1");
        SystemUser user = systemUserMapper.selectOne(wrapper);
        user = Optional.ofNullable(user).orElseThrow(()->new BusinessException(ResponseStatus.BAD_REQUEST.getCode(),"无用户权限"));

        ShopNews byId = findById(shopNewsDTO.getId());

        if (Objects.isNull(byId)){
            ShopNews shopNews = new ShopNews();
            shopNews.setCreator(user.getId());
            shopNews.setEditor(user.getId());
            shopNews.setRemark(shopNewsDTO.getRemark());
            shopNews.setTitle(shopNewsDTO.getTitle());
            shopNews.setContent(shopNewsDTO.getContent());
            shopNews.setSortnum(shopNewsDTO.getSortnum());
            shopNews.setImgurl(shopNewsDTO.getImgurl());
            shopNews.setLooknum(shopNewsDTO.getLooknum());
            shopNews.setShopId(shopNewsDTO.getShopId());
            create(shopNews);
            multifileService.refreshObjMultiFile(shopNews.getId(),Constants.MultiFile.SHOP_HOT_PICTURE.getKey(),shopNewsDTO.getImgurls());
        }else {
            ShopNews shopNews = new ShopNews();
            shopNews.setId(byId.getId());
            shopNews.setEditor(user.getId());
            shopNews.setEditDate(new Date());
            shopNews.setRemark(shopNewsDTO.getRemark());
            shopNews.setTitle(shopNewsDTO.getTitle());
            shopNews.setContent(shopNewsDTO.getContent());
            shopNews.setSortnum(shopNewsDTO.getSortnum());
            shopNews.setImgurl(shopNewsDTO.getImgurl());
            shopNews.setLooknum(shopNewsDTO.getLooknum());
            shopNews.setShopId(shopNewsDTO.getShopId());
            updateById(shopNews);
            multifileService.refreshObjMultiFile(shopNews.getId(),Constants.MultiFile.SHOP_HOT_PICTURE.getKey(),shopNewsDTO.getImgurls());
        }
    }



    @Override
    public void updateByIdInBatch(List<ShopNews> shopNewss) {
        if (CollectionUtils.isEmpty(shopNewss)) {
            return;
        }
        for (ShopNews shopNews: shopNewss) {
            this.updateById(shopNews);
        }
    }

    @Override
    public ShopNews findById(Integer id) {
        return shopNewsMapper.selectById(id);
    }

    @Override
    public ShopNews findOne(ShopNews shopNews) {
        QueryWrapper<ShopNews> wrapper = new QueryWrapper<>(shopNews);
        return shopNewsMapper.selectOne(wrapper);
    }

    @Override
    public List<ShopNews> findList(ShopNews shopNews) {
        QueryWrapper<ShopNews> wrapper = new QueryWrapper<>(shopNews);
        return shopNewsMapper.selectList(wrapper);
    }
  
    @Override
    public PageData<ShopNews> findPage(PageWrap<ShopNews> pageWrap) {
        IPage<ShopNews> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        QueryWrapper<ShopNews> queryWrapper = new QueryWrapper<>();
        Utils.MP.blankToNull(pageWrap.getModel());
        if (pageWrap.getModel().getId() != null) {
            queryWrapper.lambda().eq(ShopNews::getId, pageWrap.getModel().getId());
        }
        if (pageWrap.getModel().getCreator() != null) {
            queryWrapper.lambda().eq(ShopNews::getCreator, pageWrap.getModel().getCreator());
        }
        if (pageWrap.getModel().getCreateDate() != null) {
            queryWrapper.lambda().ge(ShopNews::getCreateDate, Utils.Date.getStart(pageWrap.getModel().getCreateDate()));
            queryWrapper.lambda().le(ShopNews::getCreateDate, Utils.Date.getEnd(pageWrap.getModel().getCreateDate()));
        }
        if (pageWrap.getModel().getEditor() != null) {
            queryWrapper.lambda().eq(ShopNews::getEditor, pageWrap.getModel().getEditor());
        }
        if (pageWrap.getModel().getEditDate() != null) {
            queryWrapper.lambda().ge(ShopNews::getEditDate, Utils.Date.getStart(pageWrap.getModel().getEditDate()));
            queryWrapper.lambda().le(ShopNews::getEditDate, Utils.Date.getEnd(pageWrap.getModel().getEditDate()));
        }
        if (pageWrap.getModel().getIsdeleted() != null) {
            queryWrapper.lambda().eq(ShopNews::getIsdeleted, pageWrap.getModel().getIsdeleted());
        }
        if (pageWrap.getModel().getRemark() != null) {
            queryWrapper.lambda().eq(ShopNews::getRemark, pageWrap.getModel().getRemark());
        }
        if (pageWrap.getModel().getTitle() != null) {
            queryWrapper.lambda().eq(ShopNews::getTitle, pageWrap.getModel().getTitle());
        }
        if (pageWrap.getModel().getContent() != null) {
            queryWrapper.lambda().eq(ShopNews::getContent, pageWrap.getModel().getContent());
        }
        if (pageWrap.getModel().getSortnum() != null) {
            queryWrapper.lambda().eq(ShopNews::getSortnum, pageWrap.getModel().getSortnum());
        }
        if (pageWrap.getModel().getImgurl() != null) {
            queryWrapper.lambda().eq(ShopNews::getImgurl, pageWrap.getModel().getImgurl());
        }
        if (pageWrap.getModel().getLooknum() != null) {
            queryWrapper.lambda().eq(ShopNews::getLooknum, pageWrap.getModel().getLooknum());
        }
        for(PageWrap.SortData sortData: pageWrap.getSorts()) {
            if (sortData.getDirection().equalsIgnoreCase(PageWrap.DESC)) {
                queryWrapper.orderByDesc(sortData.getProperty());
            } else {
                queryWrapper.orderByAsc(sortData.getProperty());
            }
        }
        return PageData.from(shopNewsMapper.selectPage(page, queryWrapper));
    }

    @Override
    public long count(ShopNews shopNews) {
        QueryWrapper<ShopNews> wrapper = new QueryWrapper<>(shopNews);
        return shopNewsMapper.selectCount(wrapper);
    }

    @Override
    public ShopNewsDTO findShopNewsDTO(Integer shopId, Integer memberId) {
        QueryWrapper<ShopNews> wrapper = new QueryWrapper<>();
        wrapper.lambda().eq(ShopNews::getShopId,shopId)
                        .orderByDesc(ShopNews::getCreateDate).last("limit 1");
        ShopNews shopNews = shopNewsMapper.selectOne(wrapper);
        Map<Integer, List<MultiFileDTO>> objAllFileUrl = multifileService.getOBJAllFileUrl(shopNews.getId(),
                                                                                            Constants.MultiFile.SHOP_HOT_PICTURE.getKey(),
                                                                                            Constants.ZERO,Constants.SHOP_FILE);
        ShopFollow follow = new ShopFollow();
        follow.setObjId(shopId);
        follow.setMemberId(memberId);
        ShopFollow isFollow = shopFollowService.findOne(follow);
        ShopNewsDTO dto = new ShopNewsDTO();
        BeanUtils.copyProperties(shopNews,dto);
        dto.setFollowStatus(Objects.nonNull(isFollow));
        dto.setImgurls(MapUtils.getObject(objAllFileUrl,Constants.MultiFile.SHOP_HOT_PICTURE.getKey()));
        return dto;
    }


    @Override
    public PageData<ShopNewsDTO> findShopNewsDTOPage(PageWrap<ShopNews> pageWrap) {

        IPage<ShopNews> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        QueryWrapper<ShopNews> queryWrapper = new QueryWrapper<>();
        Utils.MP.blankToNull(pageWrap.getModel());
        queryWrapper.lambda().eq(ShopNews::getShopId, pageWrap.getModel().getShopId());
        queryWrapper.lambda().orderByDesc(ShopNews::getCreateDate);
        IPage<ShopNews> shopNewsIPage = shopNewsMapper.selectPage(page, queryWrapper);

        if (!CollectionUtils.isEmpty(shopNewsIPage.getRecords())){
            return PageData.from(new Page<>());
        }
        List<Integer> objIds = shopNewsIPage.getRecords().stream().map(s -> s.getId()).collect(Collectors.toList());

        Map<Integer, List<MultiFileDTO>> objFileUrl = multifileService.getOBJFileUrl(objIds,
                Constants.MultiFile.SHOP_HOT_PICTURE.getKey(), Constants.SHOP_FILE);
        List<ShopNewsDTO> collect = shopNewsIPage.getRecords().stream().map(s -> {
            ShopNewsDTO dto = new ShopNewsDTO();
            BeanUtils.copyProperties(s, dto);
            dto.setImgurls(MapUtils.getObject(objFileUrl, s.getId()));
            return dto;
        }).collect(Collectors.toList());
        IPage<ShopNewsDTO> shopNewsDTOIPage = new Page<>();
        shopNewsDTOIPage.setPages(shopNewsIPage.getPages());
        shopNewsDTOIPage.setRecords(collect);
        shopNewsDTOIPage.setTotal(shopNewsIPage.getTotal());
        shopNewsDTOIPage.setSize(shopNewsIPage.getSize());
        shopNewsDTOIPage.setCurrent(shopNewsIPage.getCurrent());
        return PageData.from(shopNewsDTOIPage);
    }
}