package com.yeshi.buwan.service.imp;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import javax.annotation.Resource;
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import org.hibernate.HibernateException;
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import org.hibernate.Session;
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import org.springframework.cache.annotation.CacheEvict;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.cache.annotation.Caching;
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import org.springframework.orm.hibernate4.HibernateCallback;
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import org.springframework.stereotype.Service;
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import com.yeshi.buwan.dao.AttentionDao;
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import com.yeshi.buwan.dao.user.LoginUserDao;
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import com.yeshi.buwan.domain.Attention;
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import com.yeshi.buwan.domain.user.LoginUser;
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import com.yeshi.buwan.domain.VideoDetailInfo;
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import com.yeshi.buwan.domain.VideoResource;
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import com.yeshi.buwan.util.Constant;
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import com.yeshi.buwan.util.TimeUtil;
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import com.yeshi.buwan.util.video.VideoDetailUtil;
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@Service
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public class AttentionService {
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@Resource
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private AttentionDao attentionDao;
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@Resource
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private VideoDetailUtil videoDetailUtil;
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@Resource
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private LoginUserDao loginUserDao;
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@SuppressWarnings("unchecked")
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@Caching(evict = {
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@CacheEvict(value = "attentionCache", key = "'isAddAttention'+'-'+#attention.loginUser.id+'-'+#attention.videoInfo.id"),
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@CacheEvict(value = "attentionCache", key = "'getAttentionVideoListByLoginUid'+'-'+#attention.loginUser.id+'-1'") })
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public boolean addAttention(final Attention attention) {
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boolean isS = false;
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isS = (Boolean) attentionDao.excute(new HibernateCallback<Boolean>() {
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public Boolean doInHibernate(Session session) throws HibernateException {
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Boolean isS = false;
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try {
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List<Attention> list = session
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.createQuery("from Attention a where a.videoInfo.id=? and a.loginUser.id=?")
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.setParameter(0, attention.getVideoInfo().getId())
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.setParameter(1, attention.getLoginUser().getId()).list();
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session.getTransaction().begin();
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if (list != null && list.size() > 0) {
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list.get(0).setShow(true);
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list.get(0).setCreatetime(System.currentTimeMillis() + "");
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session.update(list.get(0));
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} else {
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session.persist(attention);
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}
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session.flush();
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session.getTransaction().commit();
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isS = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return isS;
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}
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});
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return isS;
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}
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// @Cacheable(value = "attentionCache", key = "'isAddAttention'+'-'+#loginuid+'-'+#videoid")
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public boolean isAddAttention(String loginuid, String videoid) {
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return attentionDao.getCount(
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"select count(a.id) from Attention a where a.videoInfo.id=? and a.loginUser.id=? and a.show=1",
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new Serializable[] { videoid, loginuid }) > 0;
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}
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@SuppressWarnings("unchecked")
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@Caching(evict = {
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@CacheEvict(value = "attentionCache", key = "'isAddAttention'+'-'+#attention.loginUser.id+'-'+#videoid"),
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@CacheEvict(value = "attentionCache", key = "'getAttentionVideoListByLoginUid'+'-'+#loginuid+'-1'") })
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public boolean deleteAttention(final long videoid, final long loginuid) {
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boolean isS = false;
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isS = (Boolean) attentionDao.excute(new HibernateCallback<Boolean>() {
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public Boolean doInHibernate(Session session) throws HibernateException {
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boolean isS = false;
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try {
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List<Attention> list = session
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.createQuery("from Attention a where a.videoInfo.id=? and a.loginUser.id=?")
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.setParameter(0, videoid + "").setParameter(1, loginuid + "").list();
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session.getTransaction().begin();
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if (list != null && list.size() > 0) {
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list.get(0).setShow(false);
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session.update(list.get(0));
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}
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session.flush();
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session.getTransaction().commit();
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isS = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return isS;
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}
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});
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return isS;
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}
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@SuppressWarnings("unchecked")
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@Caching(evict = {
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@CacheEvict(value = "attentionCache", key = "'getAttentionVideoListByLoginUid'+'-'+#loginuid+'-1'") })
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public boolean deleteAttentions(final List<Long> videoList, final long loginuid) {
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boolean isS = false;
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isS = (Boolean) attentionDao.excute(new HibernateCallback<Boolean>() {
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public Boolean doInHibernate(Session session) throws HibernateException {
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Boolean isS = false;
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try {
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for (Long videoid : videoList) {
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List<Attention> list = session
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.createQuery(
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"from Attention a where a.videoInfo.id=? and a.loginUser.id=? and a.show=1")
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.setParameter(0, videoid + "").setParameter(1, loginuid + "").list();
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if (list != null && list.size() > 0) {
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session.getTransaction().begin();
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session.createSQLQuery(
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"update wk_video_attention a set a.show=0 where a.id=" + list.get(0).getId())
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.executeUpdate();
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session.flush();
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session.getTransaction().commit();
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}
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}
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isS = true;
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} catch (Exception e) {
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isS = false;
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e.printStackTrace();
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session.getTransaction().rollback();
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}
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return isS;
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}
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});
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return isS;
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}
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// 按照Uid获取关注列表
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public List<Attention> getAttentionListByLoginUid(long loginUid, int pageIndex) {
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return attentionDao.list(
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"from Attention a where a.show=1 and a.videoInfo.show=1 and a.loginUser.id=? order by FROM_UNIXTIME(a.createtime/1000) desc",
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(pageIndex - 1) * Constant.pageCount, Constant.pageCount, new Serializable[] { loginUid + "" });
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}
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public List<Attention> getAttentionListByLoginUidOrderbyUpdateTime(long loginUid, int pageIndex) {
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return attentionDao.list(
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"from Attention a where a.show=1 and a.videoInfo.show=1 and a.loginUser.id=? order by FROM_UNIXTIME(a.videoInfo.updatetime/1000) desc",
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(pageIndex - 1) * Constant.pageCount, Constant.pageCount, new Serializable[] { loginUid + "" });
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}
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@SuppressWarnings("unchecked")
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// 获取关注视频的动态
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@Cacheable(value = "attentionCache", key = "'getAttentionVideoListByLoginUid'+'-'+#loginUid+'-'+#pageIndex")
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public List<Attention> getAttentionVideoListByLoginUid(final long loginUid, final int pageIndex) {
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final Map<Long, Object> map = new HashMap<Long, Object>();
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final List<Attention> newList = getAttentionListByLoginUidOrderbyUpdateTime(loginUid, pageIndex);
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List<Attention> list = (List<Attention>) attentionDao.excute(new HibernateCallback<List<Attention>>() {
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public List<Attention> doInHibernate(Session session) throws HibernateException {
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try {
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for (Attention at : newList) {
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List<VideoResource> resourceList = session
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.createQuery(
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"select rv.resource from ResourceVideo rv where rv.video.id=? order by (15- rv.resource.id)")
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.setParameter(0, at.getVideoInfo().getId()).list();
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map.put(at.getId(), resourceList.get(0));
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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return newList;
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}
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});
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for (Attention at : list) {
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if (map.get(at.getId()) != null) {
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VideoResource vr = (VideoResource) map.get(at.getId());
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VideoDetailInfo detail = videoDetailUtil.getLatestVideoDetail(at.getVideoInfo().getId(), vr);
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List<VideoDetailInfo> detailInfos = new ArrayList<>();
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detailInfos.add(detail);
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at.getVideoInfo().setVideoDetailList(detailInfos);
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}
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}
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// Comparator<Attention> cm = new Comparator<Attention>() {
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//
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// public int compare(Attention o1, Attention o2) {// 倒序排列
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// return (int) (Long.parseLong(o2.getVideoInfo().getUpdatetime())
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// - Long.parseLong(o1.getVideoInfo().getUpdatetime()));
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// }
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// };
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// Collections.sort(list, cm);
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if (list != null) {
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for (int i = 0; i < list.size(); i++) {
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list.get(i).getVideoInfo().setAdmin(null);
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list.get(i).getVideoInfo().setIntroduction("");
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list.get(i).getVideoInfo().setUpdatetime(
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TimeUtil.getCommentTime(Long.parseLong(list.get(i).getVideoInfo().getUpdatetime())));
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}
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}
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return list;
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}
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// 根据VideoId查找是谁关注的
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public List<LoginUser> getUserListByAttentionVideo(String videoid) {
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return loginUserDao.list("select a.loginUser from Attention a where a.videoInfo.id=" + videoid);
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}
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}
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