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

import cc.mrbird.febs.common.enumerates.DataDictionaryEnum;
import cc.mrbird.febs.common.exception.FebsException;
import cc.mrbird.febs.common.utils.AppContants;
import cc.mrbird.febs.mall.conversion.MallGoodsConversion;
import cc.mrbird.febs.mall.conversion.MallMemberConversion;
import cc.mrbird.febs.mall.dto.ApiMallGoodsCommentDto;
import cc.mrbird.febs.mall.dto.MallGoodsQueryDto;
import cc.mrbird.febs.mall.entity.DataDictionaryCustom;
import cc.mrbird.febs.mall.entity.MallGoods;
import cc.mrbird.febs.mall.entity.MallGoodsComment;
import cc.mrbird.febs.mall.mapper.DataDictionaryCustomMapper;
import cc.mrbird.febs.mall.mapper.MallGoodsCommentMapper;
import cc.mrbird.febs.mall.mapper.MallGoodsImagesMapper;
import cc.mrbird.febs.mall.mapper.MallGoodsMapper;
import cc.mrbird.febs.mall.service.IApiMallGoodsService;
import cc.mrbird.febs.mall.vo.*;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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.checkerframework.checker.units.qual.A;
import org.springframework.stereotype.Service;

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

/**
 * @author wzy
 * @date 2021-09-17
 **/
@Slf4j
@Service
@RequiredArgsConstructor
public class ApiMallGoodsServiceImpl extends ServiceImpl<MallGoodsMapper, MallGoods> implements IApiMallGoodsService {

    private final MallGoodsImagesMapper goodsImagesMapper;
    private final MallGoodsCommentMapper mallGoodsCommentMapper;
    private final DataDictionaryCustomMapper dataDictionaryCustomMapper;


    @Override
    public IPage<MallGoodsListVo> findMallGoodsListInPage(MallGoodsQueryDto queryDto) {
        Page<MallGoodsListVo> page = new Page<>(queryDto.getPageNow(), queryDto.getPageSize());
        return this.baseMapper.selectMallGoodsListQueryInPage(queryDto, page);
    }

    @Override
    public MallGoodsDetailsVo findMallGoodsDetailsById(Long id) {
        MallGoods mallGoods = this.baseMapper.selectGoodsDetailById(id);
        if (mallGoods == null) {
            throw new FebsException("商品不存在");
        }
        List<String> images = goodsImagesMapper.selectGoodsImagesByGoodsId(mallGoods.getId());
        MallGoodsDetailsVo mallGoodsDetailsVo = MallGoodsConversion.INSTANCE.entityToDetailsVo(mallGoods);

        if (CollUtil.isNotEmpty(mallGoods.getStyles())) {
            Map<String, BigDecimal> stockAndVolume = this.baseMapper.selectGoodsStockAndVolume(id);
            mallGoodsDetailsVo.setStock(stockAndVolume.get("stock").intValue());
            mallGoodsDetailsVo.setVolume(stockAndVolume.get("volume").intValue());
        }
        mallGoodsDetailsVo.setImages(images);

        QueryWrapper<MallGoodsComment> objectQueryWrapper = new QueryWrapper<>();
        objectQueryWrapper.eq("goods_id",id);
        Integer commentCount = mallGoodsCommentMapper.selectCount(objectQueryWrapper);
        mallGoodsDetailsVo.setCommentCount(commentCount);
        return mallGoodsDetailsVo;
    }

    @Override
    public IPage<MallGoodsCommentVo> findMallGoodsCommentByGoodsId(ApiMallGoodsCommentDto queryDto) {
        Page<MallGoodsCommentVo> page = new Page<>(queryDto.getPageNow(), queryDto.getPageSize());
        MallGoodsComment mallGoodsComment = new MallGoodsComment();
        mallGoodsComment.setGoodsId(queryDto.getGoodsId());
        mallGoodsComment.setCommentType(queryDto.getCommentType());
        return this.baseMapper.selectMallGoodsCommentListQueryInPage(page,mallGoodsComment);
    }

    @Override
    public ApiMallGoodsDeliveryVo findDeliverySetting() {
        ApiMallGoodsDeliveryVo apiMallGoodsDeliveryVo = new ApiMallGoodsDeliveryVo();
        DataDictionaryCustom deliverySetting = dataDictionaryCustomMapper.selectDicDataByTypeAndCode(DataDictionaryEnum.HOME_DELIVERY_AMOUNT.getType(), DataDictionaryEnum.HOME_DELIVERY_AMOUNT.getCode());
        if(ObjectUtil.isNotNull(deliverySetting)){
            apiMallGoodsDeliveryVo.setHomeDeliveryServiceAmount(Double.parseDouble(deliverySetting.getValue()));
        }
        List<DataDictionaryCustom> homeDeliverySettings = dataDictionaryCustomMapper.selectDicByType(DataDictionaryEnum.FRIST_COST_LEVEL.getType());
        if(CollUtil.isNotEmpty(homeDeliverySettings)){
            List<ApiMallGoodsDeliverySettingVo> apiMallGoodsDeliverySettingVos = new ArrayList<>();
            for(DataDictionaryCustom dic : homeDeliverySettings){
                String apiMallGoodsDeliverySettingVoJson = dic.getValue();
                ApiMallGoodsDeliverySettingVo apiMallGoodsDeliverySettingVo = JSONUtil.toBean(apiMallGoodsDeliverySettingVoJson, ApiMallGoodsDeliverySettingVo.class);
                apiMallGoodsDeliverySettingVos.add(apiMallGoodsDeliverySettingVo);
            }
            apiMallGoodsDeliveryVo.setApiMallGoodsDeliverySettingVos(apiMallGoodsDeliverySettingVos);
        }
        return apiMallGoodsDeliveryVo;
    }
}