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

import cc.mrbird.febs.common.entity.FebsResponse;
import cc.mrbird.febs.common.enumerates.StateUpDownEnum;
import cc.mrbird.febs.mall.entity.HappyActivityCategory;
import cc.mrbird.febs.mall.mapper.HappyActivityCategoryMapper;
import cc.mrbird.febs.mall.service.HappyActivityCategoryService;
import cc.mrbird.febs.mall.vo.activity.ApiCategoryInfoVo;
import cn.hutool.core.collection.CollUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
@RequiredArgsConstructor
@Transactional
public class HappyActivityCategoryServiceImpl extends ServiceImpl<HappyActivityCategoryMapper, HappyActivityCategory> implements HappyActivityCategoryService {

    /**
     * 公共方法：根据查询条件获取分类列表
     *
     * @param queryWrapper 查询条件
     * @return 分类列表
     */
    private List<ApiCategoryInfoVo> getCategoryList(LambdaQueryWrapper<HappyActivityCategory> queryWrapper) {
        try {
            List<HappyActivityCategory> happyActivityCategories = this.baseMapper.selectList(queryWrapper);
            if (CollUtil.isEmpty(happyActivityCategories)) {
                log.info("查询结果为空，查询条件: {}", queryWrapper);
                return new ArrayList<>();
            }

            // 使用 Stream API 简化转换逻辑
            return happyActivityCategories.stream()
                    .map(item -> {
                        ApiCategoryInfoVo apiCategoryInfoVo = new ApiCategoryInfoVo();
                        apiCategoryInfoVo.setId(item.getId());
                        apiCategoryInfoVo.setName(item.getName());
                        return apiCategoryInfoVo;
                    })
                    .collect(Collectors.toList());
        } catch (Exception e) {
            log.error("查询分类列表时发生异常", e);
            throw new RuntimeException("查询分类列表失败，请稍后重试");
        }
    }

    @Override
    public FebsResponse allCategory() {
        LambdaQueryWrapper<HappyActivityCategory> queryWrapper = new LambdaQueryWrapper<HappyActivityCategory>()
                .select(HappyActivityCategory::getId, HappyActivityCategory::getName)
                .eq(HappyActivityCategory::getState, StateUpDownEnum.UP.getCode())
                .eq(HappyActivityCategory::getDeleteFlag, StateUpDownEnum.DOWN.getCode())
                .orderByAsc(HappyActivityCategory::getOrderCnt);

        List<ApiCategoryInfoVo> categoryList = getCategoryList(queryWrapper);
        return new FebsResponse().success().data(categoryList);
    }

    @Override
    public FebsResponse indexCategory() {
        LambdaQueryWrapper<HappyActivityCategory> queryWrapper = new LambdaQueryWrapper<HappyActivityCategory>()
                .select(HappyActivityCategory::getId, HappyActivityCategory::getName)
                .eq(HappyActivityCategory::getState, StateUpDownEnum.UP.getCode())
                .eq(HappyActivityCategory::getDeleteFlag, StateUpDownEnum.DOWN.getCode())
                .eq(HappyActivityCategory::getHotState, StateUpDownEnum.UP.getCode())
                .orderByAsc(HappyActivityCategory::getOrderCnt);

        List<ApiCategoryInfoVo> categoryList = getCategoryList(queryWrapper);
        return new FebsResponse().success().data(categoryList);
    }
}