package com.newvideo.service.imp;
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import java.util.ArrayList;
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import java.util.List;
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import javax.annotation.Resource;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.stereotype.Service;
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import com.newvideo.dao.CategoryContryDao;
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import com.newvideo.dao.VideoInfoDao;
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import com.newvideo.dao.VideoTypeDao;
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import com.newvideo.domain.CategoryContry;
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import com.newvideo.domain.VideoInfo;
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import com.newvideo.domain.VideoType;
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import com.newvideo.util.SolrUtil;
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import com.newvideo.util.StringUtil;
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//推荐服务
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@Service
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public class RecommendService {
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@Resource
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private VideoInfoDao videoInfoDao;
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@Resource
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private BanQuanService banQuanService;
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@Resource
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private VideoTypeDao videoTypeDao;
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@Resource
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private CategoryContryDao categoryContryDao;
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public BanQuanService getBanQuanService() {
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return banQuanService;
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}
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public void setBanQuanService(BanQuanService banQuanService) {
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this.banQuanService = banQuanService;
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}
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public VideoInfoDao getVideoInfoDao() {
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return videoInfoDao;
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}
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public void setVideoInfoDao(VideoInfoDao videoInfoDao) {
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this.videoInfoDao = videoInfoDao;
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}
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@Cacheable(value = "userCache", key = "'guessLike'+'-'+#videoId+'-'+#detailSystem+'-'+#cachemd5")
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public List<VideoInfo> guessLike(String videoId, String detailSystem, List<Long> resourceList, String cachemd5) {
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String resourceWhere = "";
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for (Long rid : resourceList)
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resourceWhere += String.format(" rv.`resourceid`=%d or", rid);
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if (resourceWhere.endsWith("or"))
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resourceWhere = resourceWhere.substring(0, resourceWhere.length() - 2);
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videoId = StringUtil.isNullOrEmpty(videoId) ? "" : videoId;
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List<VideoInfo> list = new ArrayList<VideoInfo>();
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int start = (int) (Math.random() * 100);
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String sql = String.format(
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"SELECT DISTINCT v.`id` FROM wk_category_video cv LEFT JOIN wk_resource_video rv ON cv.`videoid`=rv.`videoid` AND (%s) LEFT JOIN wk_video_video v ON cv.`videoid`=v.`id` "
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+ (StringUtil.isNullOrEmpty(videoId) ? "" : "where cv.videoid!=" + videoId),
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resourceWhere, videoId);
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System.out.println(sql);
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List idList = videoInfoDao.sqlList(sql, start, 3, null);
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for (int i = 0; i < idList.size(); i++) {
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list.add((VideoInfo) videoInfoDao.find(VideoInfo.class, idList.get(i) + ""));
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}
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List<VideoInfo> videoList = new ArrayList<VideoInfo>();
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for (VideoInfo v : list) {
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boolean can = true;
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for (int i = 0; i < videoList.size(); i++) {
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if (v.getId().equalsIgnoreCase(videoList.get(i).getId())) {
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can = false;
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break;
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}
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}
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if (can)
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videoList.add(v);
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if (videoList.size() >= 3)
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break;
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}
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return videoList;
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}
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public List<VideoInfo> testIOSGuessLike(String videoId) {
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return videoInfoDao.list("from VideoInfo v where v.show=1 and v.videoType.id=129", (int) (Math.random() * 100),
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3, new String[] {});
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}
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// 大区推荐视频
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public List<VideoInfo> getCategoryRecommendVideoList(long videoTypeId) {
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return videoInfoDao.list("select cv.videoInfo from CategoryRecommendCacheVideo cv where cv.videoType.id="
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+ videoTypeId + " order by cv.orderby desc");
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}
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// 大区推荐视频
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@Cacheable(value = "classCache", key = "'getCategoryRecommendVideoList'+'-'+#videoTypeId+'-'+#count")
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public List<VideoInfo> getCategoryRecommendVideoList(long videoTypeId, int count) {
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return videoInfoDao
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.list("select cv.videoInfo from CategoryRecommendCacheVideo cv where cv.videoInfo is not null and cv.videoInfo.show=1 and cv.videoType.id="
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+ videoTypeId + " order by cv.orderby desc", 0, count, null);
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}
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// 相关视频
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@Cacheable(value = "userCache", key = "'getRelativeVideoList'+'-'+#number+'-'+#detailSystemId+'-'+#vid+'-'+#cacheMD5")
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public List<VideoInfo> getRelativeVideoList(String detailSystemId, int number, String vid, List<Long> resourceList,
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String cachemd5) {
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String resourceWhere = "";
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for (Long re : resourceList) {
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resourceWhere += " rv.resourceid=" + re + " or";
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}
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if (resourceWhere.endsWith("or"))
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resourceWhere = resourceWhere.substring(0, resourceWhere.length() - 2);
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VideoInfo vi = videoInfoDao.find(VideoInfo.class, vid);
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List<VideoInfo> infoList = SolrUtil.search(vi.getName(), 1);
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for (VideoInfo v : infoList)
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if (v.getId().equalsIgnoreCase(vi.getId())) {
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infoList.remove(v);
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break;
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}
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String cacheMD5 = "";
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if (infoList != null) {
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for (VideoInfo info : infoList) {
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cacheMD5 += info.getId() + "#";
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}
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}
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infoList = banQuanService.getBanQuanVideo(infoList, detailSystemId, cacheMD5);
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if (infoList.size() > number)
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infoList = infoList.subList(0, number);
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String sql = "";
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for (int i = 0; i < infoList.size(); i++) {
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sql += " select count(*) from wk_resource_video rv where rv.videoid=" + infoList.get(i).getId() + " and ("
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+ resourceWhere + ") union all";
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}
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if (sql.endsWith("union all"))
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sql = sql.substring(0, sql.length() - 9);
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List rlist = null;
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if (!StringUtil.isNullOrEmpty(sql))
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rlist = videoInfoDao.sqlList(sql);
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for (int i = 0; i < infoList.size(); i++) {
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if (rlist != null)
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if (Integer.parseInt(rlist.get(i) + "") < 1) {
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infoList.remove(i);
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i--;
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}
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}
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return infoList;
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}
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// 无视频的猜你喜欢
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// @Cacheable(value = "userCache", key =
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// "'guessLikeList'+'-'+#number+'-'+#detailSystemId+'-'+#cachemd5")
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public List<VideoInfo> guessLikeList(String detailSystemId, int number, List<Long> resourceList, String cachemd5) {
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String resourceWhere = "";
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for (Long re : resourceList) {
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resourceWhere += " rv.resourceid=" + re + " or";
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}
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if (resourceWhere.endsWith("or"))
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resourceWhere = resourceWhere.substring(0, resourceWhere.length() - 2);
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try {
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long count = videoInfoDao.getCount("select count(*) from CategoryRecommendCacheVideo cv ");
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List<VideoInfo> infoList = videoInfoDao.list(
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"select cv.videoInfo from CategoryRecommendCacheVideo cv order by cv.orderby desc",
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(int) Math.random() * 20, 100, null);
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String cacheMD5 = "";
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if (infoList != null) {
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for (VideoInfo info : infoList) {
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cacheMD5 += info.getId() + "#";
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}
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}
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infoList = banQuanService.getBanQuanVideo(infoList, detailSystemId, cacheMD5);
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String sql = "";
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for (int i = 0; i < infoList.size(); i++) {
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sql += " select count(*) from wk_resource_video rv where rv.videoid=" + infoList.get(i).getId()
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+ " and (" + resourceWhere + ") union all";
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}
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if (sql.endsWith("union all"))
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sql = sql.substring(0, sql.length() - 9);
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if (!"".equals(sql)) {
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List rlist = videoInfoDao.sqlList(sql);
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for (int i = 0; i < infoList.size(); i++) {
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if (Integer.parseInt(rlist.get(i) + "") < 1) {
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infoList.remove(i);
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i--;
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}
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}
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}
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if (infoList.size() > number)
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return infoList.subList(0, number + 0);
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else
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return infoList;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return new ArrayList<VideoInfo>();
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}
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// 猜你喜欢
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@SuppressWarnings("unchecked")
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@Cacheable(value = "userCache", key = "'guessLikeList'+'-'+#number+'-'+#detailSystemId+'-'+#vid+'-'+#cachemd5")
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public List<VideoInfo> guessLikeList(String detailSystemId, int number, String vid, List<Long> resourceList,
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String cachemd5) {
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String resourceWhere = "";
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for (Long re : resourceList) {
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resourceWhere += " rv.resourceid=" + re + " or";
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}
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if (resourceWhere.endsWith("or"))
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resourceWhere = resourceWhere.substring(0, resourceWhere.length() - 2);
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try {
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VideoType videoType = null;
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List<VideoType> list = videoTypeDao
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.list("select cv.videoType from CategoryVideo cv where cv.video.id=" + vid);
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if (list != null && list.size() > 0)
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videoType = list.get(0);
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else
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videoType = (VideoType) videoTypeDao.find(VideoType.class, 150L);
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long typeid = 0;
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if (videoType.getParent() != null)
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typeid = videoType.getParent().getId();
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else
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typeid = videoType.getId();
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long count = videoInfoDao
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.getCount("select count(*) from CategoryRecommendCacheVideo cv where cv.videoType.id=" + typeid);
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List<VideoInfo> infoList = videoInfoDao
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.list("select cv.videoInfo from CategoryRecommendCacheVideo cv where cv.videoType.id=" + typeid
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+ " order by cv.orderby desc", (int) (Math.random() * 20), 100, null);
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String cacheMD5 = "";
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if (infoList != null) {
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for (VideoInfo info : infoList) {
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cacheMD5 += info.getId() + "#";
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}
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}
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infoList = banQuanService.getBanQuanVideo(infoList, detailSystemId, cacheMD5);
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String sql = "";
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for (int i = 0; i < infoList.size(); i++) {
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sql += " select count(*) from wk_resource_video rv where rv.videoid=" + infoList.get(i).getId()
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+ " and (" + resourceWhere + ") union all";
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}
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if (sql.endsWith("union all"))
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sql = sql.substring(0, sql.length() - 9);
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if (!"".equals(sql)) {
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List rlist = videoInfoDao.sqlList(sql);
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for (int i = 0; i < infoList.size(); i++) {
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if (Integer.parseInt(rlist.get(i) + "") < 1) {
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infoList.remove(i);
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i--;
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}
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}
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}
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if (infoList.size() > number)
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return infoList.subList(0, number);
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else
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return infoList;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return new ArrayList<VideoInfo>();
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}
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// 大家都在看
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@Cacheable(value = "userCache", key = "'peopleSee'+'-'+#number+'-'+#detailSystem+'-'+#vid+'-'+#cachemd5")
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public List<VideoInfo> peopleSee(String detailSystem, int number, String vid, List<Long> resourceList,
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String cachemd5) {
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vid = "4969470";
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String resourceWhere = "";
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for (Long re : resourceList) {
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resourceWhere += " rv.resourceid=" + re + " or";
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}
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if (resourceWhere.endsWith("or"))
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resourceWhere = resourceWhere.substring(0, resourceWhere.length() - 2);
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try {
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VideoType videoType = null;
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List<VideoType> list = videoTypeDao
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.list("select cv.videoType from CategoryVideo cv where cv.video.id=" + vid);
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if (list != null && list.size() > 0)
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videoType = list.get(0);
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else
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videoType = (VideoType) videoTypeDao.find(VideoType.class, 170);
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long typeid = 0;
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if (videoType.getParent() != null)
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typeid = videoType.getParent().getId();
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else
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typeid = videoType.getId();
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List<VideoInfo> infoList = null;
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VideoInfo vi = (VideoInfo) videoInfoDao.find(VideoInfo.class, vid);
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if (typeid < 154 && !StringUtil.isNullOrEmpty(vi.getArea()))// 从地区视频缓存中
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{
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List<CategoryContry> thirdList = categoryContryDao
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.list("from CategoryContry cc where cc.parent.parent.cid=" + typeid);
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long areaId = 0;
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for (CategoryContry cc : thirdList) {
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if (vi.getArea().contains(cc.getName())) {
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areaId = cc.getParent().getId();
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break;
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}
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}
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if (areaId > 0) {
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infoList = videoInfoDao
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.list("select cc.videoInfo from AreaVideoCache cc where cc.categoryContry.id=" + areaId);
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}
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} else {//
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infoList = videoInfoDao
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.list("select cv.videoInfo from CategoryRecommendCacheVideo cv where cv.videoType.id="
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+ videoType.getId() + " order by cv.orderby desc", 0, 100, null);
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}
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if (infoList == null || infoList.size() == 0) {
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infoList = videoInfoDao
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.list("select cv.videoInfo from CategoryRecommendCacheVideo cv where cv.videoType.id=" + typeid
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+ " order by cv.orderby desc", 0, 100, null);
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}
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String cacheMD5 = "";
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if (infoList != null) {
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for (VideoInfo info : infoList) {
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cacheMD5 += info.getId() + "#";
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}
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}
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infoList = banQuanService.getBanQuanVideo(infoList, detailSystem, cacheMD5);
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String sql = "";
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for (int i = 0; i < infoList.size(); i++) {
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sql += " select count(*) from wk_resource_video rv where rv.videoid=" + infoList.get(i).getId()
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+ " and (" + resourceWhere + ") union all";
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}
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if (sql.endsWith("union all"))
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sql = sql.substring(0, sql.length() - 9);
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if (!"".equals(sql)) {
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List rlist = videoInfoDao.sqlList(sql);
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for (int i = 0; i < infoList.size(); i++) {
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if (Integer.parseInt(rlist.get(i) + "") < 1) {
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infoList.remove(i);
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i--;
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}
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}
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}
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if (infoList.size() > number)
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return infoList.subList(0, number);
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else
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return infoList;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return new ArrayList<VideoInfo>();
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}
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}
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