package cn.lili.modules.lmk.service.impl;

import cn.lili.common.utils.StringUtils;
import cn.lili.modules.lmk.domain.entity.ActivityRefPrize;
import cn.lili.modules.lmk.domain.vo.ActivityRefPrizeInfoVO;
import cn.lili.modules.lmk.enums.general.PrizeActivityStatusEnum;
import cn.lili.modules.lmk.service.ActivityRefPrizeService;
import cn.lili.utils.COSUtil;
import com.baomidou.mybatisplus.core.metadata.IPage;
import cn.lili.modules.lmk.domain.entity.PrizeActivity;
import cn.lili.modules.lmk.mapper.PrizeActivityMapper;
import cn.lili.modules.lmk.service.PrizeActivityService;
import cn.lili.base.Result;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import cn.lili.modules.lmk.domain.form.PrizeActivityForm;
import cn.lili.modules.lmk.domain.vo.PrizeActivityVO;
import cn.lili.modules.lmk.domain.query.PrizeActivityQuery;
import org.springframework.stereotype.Service;
import lombok.RequiredArgsConstructor;
import cn.lili.utils.PageUtil;
import org.springframework.beans.BeanUtils;
import org.springframework.util.Assert;
import org.springframework.util.CollectionUtils;

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

/**
 * 抽奖活动 服务实现类
 *
 * @author peng
 * @since 2025-08-14
 */
@Service
@RequiredArgsConstructor
public class PrizeActivityServiceImpl extends ServiceImpl<PrizeActivityMapper, PrizeActivity> implements PrizeActivityService {

    private final ActivityRefPrizeService activityRefPrizeService;
    private final PrizeActivityMapper prizeActivityMapper;

    private final COSUtil cOSUtil;

    @Override
    public Result publishPrizeActivity(String id) {
        PrizeActivity prizeActivity = baseMapper.selectById(id);
        //判断活动是否存在奖品 存在允许开启

        Object data = activityRefPrizeService.getActivityRefPrizeByActivityId(id).get("data");

        if (data instanceof List<?>) {
            List<?> rawList = (List<?>) data;
            List<ActivityRefPrizeInfoVO> list = new ArrayList<>();
            for (Object item : rawList) {
                if (item instanceof ActivityRefPrizeInfoVO) {
                    list.add((ActivityRefPrizeInfoVO) item);
                }
            }
            if (CollectionUtils.isEmpty(list)) {
                return Result.error("开启抽奖活动前请设置奖品");
            }
            // 使用 list
        }
        if (PrizeActivityStatusEnum.OFF.name().equals(prizeActivity.getEnableStatus())) {
            prizeActivity.setEnableStatus(PrizeActivityStatusEnum.ON.name());
            baseMapper.updateById(prizeActivity);
            return Result.ok("启动成功");
        }else {
            prizeActivity.setEnableStatus(PrizeActivityStatusEnum.OFF.name());
            baseMapper.updateById(prizeActivity);
            return Result.ok("关闭成功");
        }


    }

    /**
     * 添加
     * @param form
     * @return
     */
    @Override
    public Result add(PrizeActivityForm form) {
        PrizeActivity entity = PrizeActivityForm.getEntityByForm(form, null);
        entity.setEnableStatus(PrizeActivityStatusEnum.OFF.name());
        baseMapper.insert(entity);
        return Result.ok("添加成功");
    }

    /**
     * 修改
     * @param form
     * @return
     */
    @Override
    public Result update(PrizeActivityForm form) {
        PrizeActivity entity = baseMapper.selectById(form.getId());

        // 为空抛IllegalArgumentException，做全局异常处理
        Assert.notNull(entity, "记录不存在");
        BeanUtils.copyProperties(form, entity);
        entity.setEnableStatus(PrizeActivityStatusEnum.OFF.name());
        baseMapper.updateById(entity);
        return Result.ok("修改成功");
    }

    /**
     * 批量删除
     * @param ids
     * @return
     */
    @Override
    public Result remove(List<String> ids) {
        baseMapper.deleteBatchIds(ids);
        return Result.ok("删除成功");
    }

    /**
     * id删除
     * @param id
     * @return
     */
    @Override
    public Result removeById(String id) {
        baseMapper.deleteById(id);
        return Result.ok("删除成功");
    }

    /**
     * 分页查询
     * @param query
     * @return
     */
    @Override
    public Result page(PrizeActivityQuery query) {
        IPage<PrizeActivityVO> page = PageUtil.getPage(query, PrizeActivityVO.class);
        baseMapper.getPage(page, query);
        //

        for (PrizeActivityVO vo : page.getRecords()) {
            Object data = activityRefPrizeService.getActivityRefPrizeByActivityId(vo.getId()).get("data");

            if (data instanceof List<?>) {
                List<?> rawList = (List<?>) data;
                List<ActivityRefPrizeInfoVO> list = new ArrayList<>();
                for (Object item : rawList) {
                    if (item instanceof ActivityRefPrizeInfoVO) {
                        list.add((ActivityRefPrizeInfoVO) item);
                    }
                }
                vo.setCanSet(CollectionUtils.isEmpty(list));
                // 使用 list
            }

            if (StringUtils.isNotBlank(vo.getActivityCover())){
                vo.setActivityCoverUrl(cOSUtil.getPreviewUrl(vo.getActivityCover()));
            }
            if (StringUtils.isNotBlank(vo.getActivityImg())){
                vo.setActivityImgUrl(cOSUtil.getPreviewUrl(vo.getActivityImg()));
            }
        }
        return Result.ok().data(page.getRecords()).total(page.getTotal());
    }

    /**
     * 根据id查找
     * @param id
     * @return
     */
    @Override
    public Result detail(String id) {
        PrizeActivityVO vo = baseMapper.getById(id);
        Assert.notNull(vo, "记录不存在");
        return Result.ok().data(vo);
    }

    /**
     * 列表
     * @return
     */
    @Override
    public Result all() {
        List<PrizeActivity> entities = baseMapper.selectList(null);
        List<PrizeActivityVO> vos = entities.stream()
                .map(entity -> PrizeActivityVO.getVoByEntity(entity, null))
                .collect(Collectors.toList());
        return Result.ok().data(vos);
    }
}