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@@ -1,20 +1,40 @@
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package com.miaxis.teachingVideo.service.impl;
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+import com.alibaba.fastjson.JSONArray;
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+import com.alibaba.fastjson.JSONObject;
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+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
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-import com.baomidou.mybatisplus.extension.conditions.update.UpdateChainWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.miaxis.common.core.domain.Response;
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-import com.miaxis.feign.service.ITencentCosService;
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+import com.miaxis.common.enums.FileUploadTypeEnum;
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+import com.miaxis.common.exception.CustomException;
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+import com.miaxis.common.utils.bean.BeanUtils;
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+import com.miaxis.file.domain.FileInfo;
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import com.miaxis.file.service.IFileInfoService;
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import com.miaxis.teachingVideo.domain.TeachingVideoInfo;
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+import com.miaxis.teachingVideo.domain.TeachingVideoTypeInfo;
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+import com.miaxis.teachingVideo.dto.TeachingVideoInfoDto;
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import com.miaxis.teachingVideo.mapper.TeachingVideoInfoMapper;
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import com.miaxis.teachingVideo.service.ITeachingVideoInfoService;
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+import com.miaxis.teachingVideo.service.ITeachingVideoTypeInfoService;
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+import com.miaxis.teachingVideo.vo.AppletTeachingVideoVo;
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+import com.miaxis.teachingVideo.vo.TeachingVideoInfoAppletVo;
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import com.miaxis.teachingVideo.vo.TeachingVideoInfoVo;
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+import com.tencentcloudapi.vod.v20180717.VodClient;
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+import com.tencentcloudapi.vod.v20180717.models.DescribeMediaInfosRequest;
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+import com.tencentcloudapi.vod.v20180717.models.DescribeMediaInfosResponse;
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+import com.tencentcloudapi.vod.v20180717.models.ModifyMediaInfoRequest;
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+import com.tencentcloudapi.vod.v20180717.models.ModifyMediaInfoResponse;
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import lombok.AllArgsConstructor;
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+import org.apache.commons.codec.binary.Base64;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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+import org.springframework.web.multipart.MultipartFile;
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+import java.math.BigDecimal;
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+import java.util.ArrayList;
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import java.util.List;
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+import java.util.stream.Collectors;
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/**
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* 教学视频Service业务层处理
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@@ -28,10 +48,12 @@ public class TeachingVideoInfoServiceImpl extends ServiceImpl<TeachingVideoInfoM
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private final TeachingVideoInfoMapper teachingVideoInfoMapper;
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- private final ITencentCosService tencentCosService;
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-
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private final IFileInfoService fileInfoService;
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+ private final VodClient vodClient;
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+
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+ private final ITeachingVideoTypeInfoService videoTypeInfoService;
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+
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/**
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* 查询教学视频列表
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*
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@@ -60,15 +82,120 @@ public class TeachingVideoInfoServiceImpl extends ServiceImpl<TeachingVideoInfoM
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* @return
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*/
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@Override
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- public Response saveTeachingVideo(TeachingVideoInfo teachingVideoInfo) {
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+ @Transactional(rollbackFor = Exception.class)
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+ public Response saveTeachingVideo(TeachingVideoInfoDto teachingVideoInfo) {
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+
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+ try{
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+ //教学视频详细信息
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+ TeachingVideoInfo videoInfo = new TeachingVideoInfo();
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+ BeanUtils.copyProperties(teachingVideoInfo,videoInfo);
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+
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+ //根据fileId获取云点播视频信息
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+ DescribeMediaInfosRequest req = new DescribeMediaInfosRequest();
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+ String[] fileId = {teachingVideoInfo.getVideoFileId()};
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+ String[] filter = {"basicInfo","metaData"};
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+ req.setFileIds(fileId);
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+ req.setFilters(filter);
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+ DescribeMediaInfosResponse resp = vodClient.DescribeMediaInfos(req);
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+ JSONObject jsonObject = JSONObject.parseObject(DescribeMediaInfosResponse.toJsonString(resp));
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+ JSONArray mediaInfoSetArr = (JSONArray)jsonObject.get("MediaInfoSet");
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+ JSONObject mediaInfoSetObj = (JSONObject)mediaInfoSetArr.get(0);
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+ JSONObject basicInfo = (JSONObject)mediaInfoSetObj.get("BasicInfo");
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+ JSONObject metaData = (JSONObject)mediaInfoSetObj.get("MetaData");
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+
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+ //获取视频、封面基础信息
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+ String mediaUrl = (String)basicInfo.get("MediaUrl");//视频访问路径
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+ String size = String.valueOf(metaData.get("Size"));//视频文件大小
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+ String duration = String.valueOf(metaData.get("Duration"));//视屏时长
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+ Integer height = (Integer)metaData.get("Height");//视屏高度
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+ Integer width = (Integer)metaData.get("Width");//视屏宽度
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+
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+ FileInfo media = new FileInfo();
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+ media.setFileType(FileUploadTypeEnum.STUDY_MOVIE.getFileType());
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+ media.setFileUrl(mediaUrl);
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+ media.setRemark(FileUploadTypeEnum.STUDY_MOVIE.getInfo());
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+ fileInfoService.save(media);
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+
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+ videoInfo.setFileId(media.getFileId());
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+ videoInfo.setVideoDuration(duration);
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+ BigDecimal decimalSize = BigDecimal.valueOf(Double.valueOf(size))
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+ .divide(BigDecimal.valueOf(1024), 3, BigDecimal.ROUND_HALF_UP)
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+ .divide(BigDecimal.valueOf(1024), 2, BigDecimal.ROUND_HALF_UP);
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+ videoInfo.setVideoSize(decimalSize);
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+ videoInfo.setVideoHeight(height);
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+ videoInfo.setVideoWidth(width);
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+ videoInfo.setVodVideoFileId(teachingVideoInfo.getVideoFileId());
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+ teachingVideoInfoMapper.insert(videoInfo);
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+
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+ return Response.success();
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+ } catch (Exception e) {
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+ throw new CustomException("系统错误");
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+ }
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+
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+ }
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+
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+ /**
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+ * 修改教学视频
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+ * @param teachingVideoInfo
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+ * @return
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+ */
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+ @Override
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+ @Transactional(rollbackFor = Exception.class)
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+ public Response updateTeachingVideoById(TeachingVideoInfoDto teachingVideoInfo) {
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+ try {
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+
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+ TeachingVideoInfo info = new TeachingVideoInfo();
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+ BeanUtils.copyProperties(teachingVideoInfo,info);
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+
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+ //判断文件id是否修改
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+ TeachingVideoInfo videoInfo = this.getById(teachingVideoInfo.getId());
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+ if (!teachingVideoInfo.getVideoFileId().equals(videoInfo.getVodVideoFileId())){
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+ DescribeMediaInfosRequest req = new DescribeMediaInfosRequest();
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+ String[] fileId = {teachingVideoInfo.getVideoFileId()};
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+ String[] filter = {"basicInfo","metaData"};
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+ req.setFileIds(fileId);
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+ req.setFilters(filter);
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+ DescribeMediaInfosResponse resp = vodClient.DescribeMediaInfos(req);
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+ JSONObject jsonObject = JSONObject.parseObject(DescribeMediaInfosResponse.toJsonString(resp));
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+ JSONArray mediaInfoSetArr = (JSONArray)jsonObject.get("MediaInfoSet");
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+ JSONObject mediaInfoSetObj = (JSONObject)mediaInfoSetArr.get(0);
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+ JSONObject basicInfo = (JSONObject)mediaInfoSetObj.get("BasicInfo");
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+ JSONObject metaData = (JSONObject)mediaInfoSetObj.get("MetaData");
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+
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+ //获取视频、封面基础信息
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+ String mediaUrl = (String)basicInfo.get("MediaUrl");//视频访问路径
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+ String size = String.valueOf(metaData.get("Size"));//视频文件大小
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+ String duration = String.valueOf(metaData.get("Duration"));//视屏时长
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+ Integer height = (Integer)metaData.get("Height");//视屏高度
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+ Integer width = (Integer)metaData.get("Width");//视屏宽度
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+ //保存视频文件信息
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+ FileInfo media = new FileInfo();
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+ media.setFileType(FileUploadTypeEnum.STUDY_MOVIE.getFileType());
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+ media.setFileUrl(mediaUrl);
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+ media.setRemark(FileUploadTypeEnum.STUDY_MOVIE.getInfo());
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+ fileInfoService.save(media);
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- //根据fileId获取云点播视频信息
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- //tencentCosService.getVideoInfo(teachingVideoInfo.getFileId(),"basicInfo")
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+ info.setFileId(media.getFileId());
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+ info.setVideoDuration(duration);
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+ BigDecimal decimalSize = BigDecimal.valueOf(Double.valueOf(size))
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+ .divide(BigDecimal.valueOf(1024), 3, BigDecimal.ROUND_HALF_UP)
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+ .divide(BigDecimal.valueOf(1024), 2, BigDecimal.ROUND_HALF_UP);
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+ info.setVideoSize(decimalSize);
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+ info.setVideoHeight(height);
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+ info.setVideoWidth(width);
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+ info.setVodVideoFileId(teachingVideoInfo.getVideoFileId());
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+ }
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- return null;
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+ teachingVideoInfoMapper.updateById(info);
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+
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+ return Response.success();
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+ } catch (Exception e) {
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+ throw new CustomException("系统错误");
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+ }
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}
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+
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/**
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* 删除教学视频(伪删除)
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* @param ids
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@@ -111,4 +238,80 @@ public class TeachingVideoInfoServiceImpl extends ServiceImpl<TeachingVideoInfoM
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return Response.success();
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}
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+ /**
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+ * applet
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+ * 查询教学视频列表
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+ * @param pid
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+ * @return
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+ */
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+ @Override
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+ public Response queryTeachingVideoInfoList(String pid) {
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+
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+ ArrayList<AppletTeachingVideoVo> appletVideoVos = new ArrayList<>();
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+
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+ //获取pid下的二级分类id
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+ List<TeachingVideoTypeInfo> typeInfos = videoTypeInfoService.list(new QueryWrapper<TeachingVideoTypeInfo>().eq("pid", pid).eq("status", 0).orderByAsc("type_sort"));
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+ List<TeachingVideoInfoAppletVo> appletVos = teachingVideoInfoMapper.getTeachingVideoDetailsByTypeIds(pid);
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+
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+ for (TeachingVideoTypeInfo typeInfo : typeInfos) {
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+ AppletTeachingVideoVo videoVo = new AppletTeachingVideoVo();
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+ videoVo.setTypeName(typeInfo.getTypeName());
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+ videoVo.setList(appletVos
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+ .parallelStream()
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+ .filter(f -> f.getTeachingVideoTypeId().toString().equals(typeInfo.getId().toString()))
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+ .collect(Collectors.toList()));
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+ appletVideoVos.add(videoVo);
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+ }
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+
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+ return Response.success(appletVideoVos);
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+ }
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+
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+ /**
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+ * 根据关键字搜索教学视频
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+ * @param keyword
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+ * @return
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+ */
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+ @Override
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+ public Response searchTeachingVideoInfoByKeyword(String keyword) {
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+
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+ return Response.success(teachingVideoInfoMapper.searchTeachingVideoInfoByKeyword(keyword));
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+ }
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+
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+ /**
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+ * 封面上传
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+ * @param fileId
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+ * @param coverFile
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+ * @return
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+ */
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+ @Override
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+ @Transactional(rollbackFor = Exception.class)
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+ public Response coverUp(String fileId, MultipartFile coverFile) {
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+ try{
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+ byte[] refereeFileBase64Bytes = Base64.encodeBase64(coverFile.getBytes());
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+ String UpFile = new String(refereeFileBase64Bytes, "UTF-8");
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+ System.out.println(UpFile);
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+
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+ ModifyMediaInfoRequest req = new ModifyMediaInfoRequest();
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+ req.setFileId(fileId);
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+ req.setCoverData(UpFile);
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+
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+ ModifyMediaInfoResponse resp = vodClient.ModifyMediaInfo(req);
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+ JSONObject jsonObject = JSONObject.parseObject(DescribeMediaInfosResponse.toJsonString(resp));
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+ String coverUrl = (String) jsonObject.get("CoverUrl");//封面访问路径
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+
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+ //保存封面文件信息
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+ FileInfo cover = new FileInfo();
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+ cover.setFileType(FileUploadTypeEnum.STUDY_MOVIE.getFileType());
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+ cover.setFileUrl(coverUrl);
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+ cover.setRemark("视频封面");
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+ fileInfoService.save(cover);
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+
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+ return Response.success(cover);
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+ }catch (Exception e){
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+ throw new CustomException("系统异常");
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+ }
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+
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+ }
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+
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+
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}
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