package com.doumee.service.business.impl;

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 com.doumee.core.constants.Constants;
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.Utils;
import com.doumee.dao.business.BannerMapper;
import com.doumee.dao.business.model.Banner;
import com.doumee.service.business.BannerService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.util.List;
import java.util.Objects;

/**
 * 轮播图Service实现
 * @author rk
 * @date 2026/04/08
 */
@Service
public class BannerServiceImpl implements BannerService {

    @Autowired
    private BannerMapper bannerMapper;

    @Override
    public Integer create(Banner banner) {
        bannerMapper.insert(banner);
        return banner.getId();
    }

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

    @Override
    public void delete(Banner banner) {
        UpdateWrapper<Banner> deleteWrapper = new UpdateWrapper<>(banner);
        bannerMapper.delete(deleteWrapper);
    }

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

    @Override
    public void updateById(Banner banner) {
        bannerMapper.updateById(banner);
    }

    @Override
    public void updateByIdInBatch(List<Banner> banners) {
        if (CollectionUtils.isEmpty(banners)) {
            return;
        }
        for (Banner banner : banners) {
            this.updateById(banner);
        }
    }

    @Override
    public Banner findById(Integer id) {
        Banner banner = bannerMapper.selectById(id);
        if (Objects.isNull(banner)) {
            throw new BusinessException(ResponseStatus.DATA_EMPTY);
        }
        return banner;
    }

    @Override
    public Banner findOne(Banner banner) {
        QueryWrapper<Banner> wrapper = new QueryWrapper<>(banner);
        return bannerMapper.selectOne(wrapper);
    }

    @Override
    public List<Banner> findList(Banner banner) {
        QueryWrapper<Banner> wrapper = new QueryWrapper<>(banner);
        return bannerMapper.selectList(wrapper);
    }

    @Override
    public PageData<Banner> findPage(PageWrap<Banner> pageWrap) {
        IPage<Banner> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        QueryWrapper<Banner> queryWrapper = new QueryWrapper<>();
        Utils.MP.blankToNull(pageWrap.getModel());
        pageWrap.getModel().setDeleted(Constants.ZERO);
        if (pageWrap.getModel().getId() != null) {
            queryWrapper.lambda().eq(Banner::getId, pageWrap.getModel().getId());
        }
        if (pageWrap.getModel().getDeleted() != null) {
            queryWrapper.lambda().eq(Banner::getDeleted, pageWrap.getModel().getDeleted());
        }
        if (pageWrap.getModel().getCreateUser() != null) {
            queryWrapper.lambda().eq(Banner::getCreateUser, pageWrap.getModel().getCreateUser());
        }
        if (pageWrap.getModel().getCreateTime() != null) {
            queryWrapper.lambda().ge(Banner::getCreateTime, Utils.Date.getStart(pageWrap.getModel().getCreateTime()));
            queryWrapper.lambda().le(Banner::getCreateTime, Utils.Date.getEnd(pageWrap.getModel().getCreateTime()));
        }
        if (pageWrap.getModel().getUpdateUser() != null) {
            queryWrapper.lambda().eq(Banner::getUpdateUser, pageWrap.getModel().getUpdateUser());
        }
        if (pageWrap.getModel().getUpdateTime() != null) {
            queryWrapper.lambda().ge(Banner::getUpdateTime, Utils.Date.getStart(pageWrap.getModel().getUpdateTime()));
            queryWrapper.lambda().le(Banner::getUpdateTime, Utils.Date.getEnd(pageWrap.getModel().getUpdateTime()));
        }
        if (pageWrap.getModel().getStatus() != null) {
            queryWrapper.lambda().eq(Banner::getStatus, pageWrap.getModel().getStatus());
        }
        if (pageWrap.getModel().getType() != null) {
            queryWrapper.lambda().eq(Banner::getType, pageWrap.getModel().getType());
        }
        if (pageWrap.getModel().getPosition() != null) {
            queryWrapper.lambda().eq(Banner::getPosition, pageWrap.getModel().getPosition());
        }
        if (pageWrap.getModel().getShopId() != null) {
            queryWrapper.lambda().eq(Banner::getShopId, pageWrap.getModel().getShopId());
        }
        for (PageWrap.SortData sortData : pageWrap.getSorts()) {
            if (sortData.getDirection().equalsIgnoreCase(PageWrap.DESC)) {
                queryWrapper.orderByDesc(sortData.getProperty());
            } else {
                queryWrapper.orderByAsc(sortData.getProperty());
            }
        }
        return PageData.from(bannerMapper.selectPage(page, queryWrapper));
    }

    @Override
    public long count(Banner banner) {
        QueryWrapper<Banner> wrapper = new QueryWrapper<>(banner);
        return bannerMapper.selectCount(wrapper);
    }
}