package cc.mrbird.febs.mall.service.impl;

import cc.mrbird.febs.common.entity.FebsResponse;
import cc.mrbird.febs.common.entity.QueryRequest;
import cc.mrbird.febs.mall.dto.AddMallGoodsDto;
import cc.mrbird.febs.mall.dto.AddMallGoodsSkuDto;
import cc.mrbird.febs.mall.dto.UpMallGoodsDto;
import cc.mrbird.febs.mall.entity.*;
import cc.mrbird.febs.mall.mapper.*;
import cc.mrbird.febs.mall.service.IAdminMallGoodsService;
import cc.mrbird.febs.mall.vo.AdminMailGoodsDetailVo;
import cc.mrbird.febs.mall.vo.AdminMailGoodsSkuDetailVo;
import cc.mrbird.febs.mall.vo.AdminMallGoodsVo;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;

@Slf4j
@Service
@RequiredArgsConstructor
public class AdminMallGoodsService extends ServiceImpl<MallGoodsMapper, MallGoods> implements IAdminMallGoodsService {

    private final MallGoodsCategoryMapper mallGoodsCategoryMapper;
    private final MallGoodsMapper mallGoodsMapper;
    private final MallGoodsSkuMapper mallGoodsSkuMapper;
    private final MallGoodsStyleMapper mallGoodsStyleMapper;
    private final MallGoodsImagesMapper mallGoodsImagesMapper;

    @Override
    public IPage<AdminMallGoodsVo> getCategoryListInPage(MallGoods mallGoods, QueryRequest request) {
        Page<AdminMallGoodsVo> page = new Page<>(request.getPageNum(), request.getPageSize());
        IPage<AdminMallGoodsVo> adminMallGoodsVos = this.baseMapper.selectMallGoodsInPage(page, mallGoods);
        return adminMallGoodsVos;
    }

    @Override
    public FebsResponse addMallGoods(AddMallGoodsDto addMallGoodsDto) {
        String goodsName = addMallGoodsDto.getGoodsName();
        if(StrUtil.isEmpty(goodsName)){
            return new FebsResponse().fail().message("商品名称不能为空");
        }
        Integer mallGoodsByGoodsName = mallGoodsMapper.selectMallGoodsCountByGoodsName(goodsName);
        if(mallGoodsByGoodsName > 0){
            return new FebsResponse().fail().message("商品名称不能重复");
        }
        String goodsNo = addMallGoodsDto.getGoodsNo();
        if(StrUtil.isEmpty(goodsNo)){
            return new FebsResponse().fail().message("商品编号不能为空");
        }
        Integer mallGoodsByGoodsNo = mallGoodsMapper.selectMallGoodsCountByGoodsNo(goodsNo);
        if(mallGoodsByGoodsNo > 0){
            return new FebsResponse().fail().message("商品编号不能重复");
        }
        Long categoryId = addMallGoodsDto.getCategoryId();
        if(ObjectUtil.isEmpty(categoryId)){
            return new FebsResponse().fail().message("商品分类不能为空");
        }
        //新增商品
        MallGoods mallGoods = new MallGoods();
        mallGoods.setGoodsNo(addMallGoodsDto.getGoodsNo());
        mallGoods.setGoodsName(addMallGoodsDto.getGoodsName());
        mallGoods.setGoodsIntrodution(addMallGoodsDto.getGoodsIntrodution());
        mallGoods.setUnit(addMallGoodsDto.getUnit());
        mallGoods.setThumb(addMallGoodsDto.getThumb());
        mallGoods.setGoodsDetails(addMallGoodsDto.getGoodsDetails());
        mallGoods.setOriginalPrice(addMallGoodsDto.getOriginalPrice());
        mallGoods.setCategoryId(addMallGoodsDto.getCategoryId());
        mallGoods.setPresentPrice(addMallGoodsDto.getPresentPrice());
        mallGoods.setIsHot(addMallGoodsDto.getIsHot());
        mallGoods.setIsSale(MallGoods.ISSALE_STATUS_DISABLED);
        mallGoodsMapper.insert(mallGoods);

        String thumbs = addMallGoodsDto.getThumbs();
        if(StrUtil.isNotEmpty(thumbs)){
            List<String> imgs = StrUtil.splitTrim(thumbs, ",");
            if(CollUtil.isNotEmpty(imgs)){
                int i = 1;
                for(String img : imgs){
                    MallGoodsImages mallGoodsImages = new MallGoodsImages();
                    mallGoodsImages.setGoodsId(mallGoods.getId());
                    mallGoodsImages.setImageUrl(img);
                    mallGoodsImages.setSeq(i);
                    mallGoodsImagesMapper.insert(mallGoodsImages);
                    i++;
                }
            }

        }

        List<AddMallGoodsSkuDto> addMallGoodsSkuDtos = addMallGoodsDto.getAddMallGoodsSkuDtos();
        if(CollUtil.isNotEmpty(addMallGoodsSkuDtos)){
            for(AddMallGoodsSkuDto addMallGoodsSkuDto : addMallGoodsSkuDtos){
                //新增样式
                MallGoodsStyle mallGoodsStyle = new MallGoodsStyle();
                mallGoodsStyle.setName(addMallGoodsSkuDto.getSkuName());
                mallGoodsStyle.setGoodsId(mallGoods.getId());
                mallGoodsStyleMapper.insert(mallGoodsStyle);

                //新增商品规格
                MallGoodsSku mallGoodsSku = new MallGoodsSku();
                mallGoodsSku.setSkuName(addMallGoodsSkuDto.getSkuName());
                mallGoodsSku.setSkuImage(addMallGoodsSkuDto.getSkuImage());
                mallGoodsSku.setStock(addMallGoodsSkuDto.getStock());
                mallGoodsSku.setSkuVolume(addMallGoodsSkuDto.getSkuVolume());
                mallGoodsSku.setOriginalPrice(new BigDecimal(addMallGoodsSkuDto.getOriginalPrice()));
                mallGoodsSku.setPresentPrice(new BigDecimal(addMallGoodsSkuDto.getPresentPrice()));
                mallGoodsSku.setStyleId(mallGoodsStyle.getId());
                mallGoodsSku.setGoodsId(mallGoods.getId());
                mallGoodsSkuMapper.insert(mallGoodsSku);
            }
        }

        return new FebsResponse().success().message("操作成功");
    }

    @Override
    public FebsResponse upMallGoods(Long id) {
        MallGoods mallGoods = mallGoodsMapper.selectById(id);
        if(ObjectUtil.isEmpty(mallGoods)){
            return new FebsResponse().fail().message("商品不存在，请刷新当前页面");
        }
        mallGoods.setIsSale(MallGoods.ISSALE_STATUS_ENABLE);
        mallGoodsMapper.updateById(mallGoods);
        return new FebsResponse().success();
    }

    @Override
    public FebsResponse downMallGoods(Long id) {
        MallGoods mallGoods = mallGoodsMapper.selectById(id);
        if(ObjectUtil.isEmpty(mallGoods)){
            return new FebsResponse().fail().message("商品不存在，请刷新当前页面");
        }
        mallGoods.setIsSale(MallGoods.ISSALE_STATUS_DISABLED);
        mallGoodsMapper.updateById(mallGoods);
        return new FebsResponse().success();
    }

    @Override
    public FebsResponse delMallGoods(Long id) {
        MallGoods mallGoods = mallGoodsMapper.selectById(id);
        if(ObjectUtil.isEmpty(mallGoods)){
            return new FebsResponse().fail().message("商品不存在，请刷新当前页面");
        }
        Integer isSale = mallGoods.getIsSale();
        if(MallGoods.ISSALE_STATUS_DISABLED != isSale){
            return new FebsResponse().fail().message("请先下架该商品");
        }

        mallGoodsStyleMapper.deleteByGoodsId(id);
        mallGoodsSkuMapper.deleteByGoodsId(id);
        mallGoodsMapper.deleteById(mallGoods);
        return new FebsResponse().success();
    }

    @Override
    public AdminMailGoodsDetailVo getMallGoodsInfoById(long id) {
        AdminMailGoodsDetailVo adminMailGoodsDetailVo = mallGoodsMapper.selectMallGoodsInfoById(id);
        List<AdminMailGoodsSkuDetailVo> adminMailGoodsSkuDetailVos = mallGoodsSkuMapper.selectByGoodId(id);
        adminMailGoodsDetailVo.setMailGoodsSkuDetailVo(adminMailGoodsSkuDetailVos);
        return adminMailGoodsDetailVo;
    }


}