package cn.lili.modules.lmk.service.impl;
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import cn.lili.common.enums.CollectTypeEnum;
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import cn.lili.common.security.context.UserContext;
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import cn.lili.modules.goods.entity.vos.GoodsVO;
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import cn.lili.modules.lmk.domain.vo.*;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import cn.lili.modules.lmk.domain.entity.MyCollect;
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import cn.lili.modules.lmk.mapper.MyCollectMapper;
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import cn.lili.modules.lmk.service.MyCollectService;
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import cn.lili.base.Result;
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import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import cn.lili.modules.lmk.domain.form.MyCollectForm;
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import cn.lili.modules.lmk.domain.query.MyCollectQuery;
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import org.springframework.stereotype.Service;
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import lombok.RequiredArgsConstructor;
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import cn.lili.utils.PageUtil;
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import org.springframework.beans.BeanUtils;
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import org.springframework.util.Assert;
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import java.util.List;
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import java.util.Objects;
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import java.util.stream.Collectors;
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/**
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* 我的收藏 服务实现类
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*
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* @author xp
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* @since 2025-05-22
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*/
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@Service
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@RequiredArgsConstructor
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public class MyCollectServiceImpl extends ServiceImpl<MyCollectMapper, MyCollect> implements MyCollectService {
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private final MyCollectMapper myCollectMapper;
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private final LmkFileServiceImpl fileService;
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/**
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* 添加
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* @param form
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* @return
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*/
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@Override
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public Result change(MyCollectForm form) {
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MyCollect myCollect = new LambdaQueryChainWrapper<>(baseMapper)
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.eq(MyCollect::getCollectType, form.getCollectType())
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.eq(MyCollect::getRefId, form.getRefId())
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.eq(MyCollect::getUserId, UserContext.getCurrentUserId())
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.one();
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if (Objects.nonNull(myCollect)) {
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baseMapper.deleteById(myCollect.getId());
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} else {
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myCollect = new MyCollect();
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myCollect.setRefId(form.getRefId());
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myCollect.setCollectType(form.getCollectType());
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myCollect.setUserId(UserContext.getCurrentUserId());
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baseMapper.insert(myCollect);
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}
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return Result.ok("操作成功");
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}
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/**
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* 修改
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* @param form
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* @return
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*/
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@Override
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public Result update(MyCollectForm form) {
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MyCollect entity = baseMapper.selectById(form.getId());
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// 为空抛IllegalArgumentException，做全局异常处理
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Assert.notNull(entity, "记录不存在");
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BeanUtils.copyProperties(form, entity);
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baseMapper.updateById(entity);
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return Result.ok("修改成功");
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}
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/**
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* 批量删除
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* @param ids
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* @return
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*/
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@Override
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public Result remove(List<String> ids) {
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baseMapper.deleteBatchIds(ids);
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return Result.ok("删除成功");
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}
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/**
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* id删除
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* @param id
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* @return
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*/
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@Override
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public Result removeById(String id) {
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baseMapper.deleteById(id);
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return Result.ok("删除成功");
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}
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/**
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* 分页查询
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* @param query
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* @return
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*/
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@Override
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public Result page(MyCollectQuery query) {
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IPage<MyCollectVO> page = PageUtil.getPage(query, MyCollectVO.class);
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baseMapper.getPage(page, query);
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return Result.ok().data(page.getRecords()).total(page.getTotal());
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}
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/**
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* 根据id查找
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* @param id
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* @return
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*/
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@Override
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public Result detail(String id) {
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MyCollectVO vo = baseMapper.getById(id);
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Assert.notNull(vo, "记录不存在");
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return Result.ok().data(vo);
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}
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/**
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* 列表
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* @return
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*/
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@Override
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public Result all() {
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List<MyCollect> entities = baseMapper.selectList(null);
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List<MyCollectVO> vos = entities.stream()
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.map(entity -> MyCollectVO.getVoByEntity(entity, null))
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.collect(Collectors.toList());
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return Result.ok().data(vos);
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}
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@Override
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public List<SimpleMyCollectVO> getCollectsByVideoIds(List<String> videoIds) {
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return baseMapper.getCollectsByVideoIds(videoIds, UserContext.getCurrentUserId());
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}
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@Override
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public List<CollectTypeNumVO> countNumGroupByType(String type) {
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return baseMapper.countNumGroupByType(type);
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}
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@Override
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public Result getMyCollectList(MyCollectQuery query) {
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String userId = UserContext.getCurrentUserId();
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IPage<Object> page = PageUtil.getPage(query, Object.class);
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if (CollectTypeEnum.activity.getType().equals(query.getType())){
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baseMapper.getActivityCollectPage(page, userId);
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List<ActivityVO> activityVOS = page.getRecords().stream()
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.filter(obj -> obj instanceof ActivityVO)
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.map(obj -> (ActivityVO) obj)
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.collect(Collectors.toList());
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for (ActivityVO activityVO : activityVOS) {
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activityVO.setUrl(fileService.getPreviewUrl(activityVO.getCover()));
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}
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}else if (CollectTypeEnum.video.getType().equals(query.getType())) {
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baseMapper.getVideoCollectPage(page, userId);
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List<VideoVO> videoList = page.getRecords().stream()
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.filter(obj -> obj instanceof VideoVO)
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.map(obj -> (VideoVO) obj)
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.collect(Collectors.toList());
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for (VideoVO video : videoList) {
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video.setCoverUrl(fileService.getPreviewUrl(video.getCoverUrl()));
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}
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}else if (CollectTypeEnum.goods.getType().equals(query.getType())) {
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baseMapper.getGoodsCollectPage(page, userId);
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}
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return Result.ok().data(page.getRecords()).total(page.getTotal());
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}
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}
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