forked from uav/ard-uav-server
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zhaowenyu
2026-02-27 b5c022295a2d678edff3f54d9ee10e2fa1515c2d 
 ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java


@@ -2,6 +2,8 @@




import com.ard.common.config.OssConfiguration;


import com.ard.oss.service.impl.OssServiceContext;


import com.ard.sample.utils.TimestampUtils;


import com.ard.sample.utils.VideoDurationUtilFFmpeg;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;


import com.baomidou.mybatisplus.extension.plugins.pagination.Page;


import com.ard.sample.common.model.Pagination;


@@ -14,18 +16,18 @@


import com.ard.sample.media.model.MediaFileDTO;


import com.ard.sample.media.model.MediaFileEntity;


import com.ard.sample.media.service.IFileService;


import lombok.extern.slf4j.Slf4j;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.stereotype.Service;


import org.springframework.transaction.annotation.Transactional;


import javax.annotation.Resource;


import java.math.BigDecimal;


import java.net.URL;


import java.time.Instant;


import java.time.LocalDateTime;


import java.time.ZoneId;


import java.util.Arrays;


import java.util.List;


import java.util.Optional;


import java.util.UUID;


import java.time.format.DateTimeFormatter;


import java.util.*;


import java.util.stream.Collectors;




/**


@@ -33,9 +35,13 @@


 * @version 0.2


 * @date 2021/12/9


 */


@Slf4j


@Service


@Transactional


public class FileServiceImpl implements IFileService {




    // 定义全局的日期时间格式化器（复用避免重复创建）


    private static final DateTimeFormatter DATE_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");




    @Resource


    private IFileMapper mapper;


@@ -45,6 +51,12 @@




    @Autowired


    private OssServiceContext ossService;




    @Autowired


    private VideoDurationUtilFFmpeg _videoDurationUtil;




    @Autowired


    private TimestampUtils _timestampUtils;




    private Optional<MediaFileEntity> getMediaByFingerprint(String fingerprint) {


        MediaFileEntity fileEntity = mapper.selectOne(new LambdaQueryWrapper<MediaFileEntity>()


@@ -67,6 +79,17 @@


    public Integer saveFile(FileUploadDTO file) {


        MediaFileEntity fileEntity = this.fileUploadConvertToEntity(file);


        fileEntity.setFileId(UUID.randomUUID().toString());


        if(fileEntity.getFileName().contains(".mp4")) {


            log.info("mp4文件入库时读取视频时长，文件名：{}，文件地址：{}",fileEntity.getFileName(),fileEntity.getFilePath());


            double duration = _videoDurationUtil.getRemoteMp4Duration(file.getPath());


            log.info("mp4视频文件时长为：{}",duration);


            fileEntity.setDuration(duration);


            log.info("视频创建时间：{}",fileEntity.getStartTime());


            long endTime=_timestampUtils.plusSecondsByMillis(fileEntity.getStartTime(), duration);


            log.info("视频创建时间+时长=结束时间：{}",endTime);


            fileEntity.setEndTime(endTime);


        }




        return mapper.insert(fileEntity);


    }




@@ -76,6 +99,34 @@


                .stream()


                .map(this::entityConvertToDto)


                .collect(Collectors.toList());


    }




    /**


     * 根据任务id获取全部媒体库文件


     *


     * @param jobId 任务id


     * @return List<MediaFileDTO> 媒体库文件列表


     */


    @Override


    public PaginationData<MediaFileDTO> getJobFiles(long page, long pageSize,String jobId, String isType) {


        Page<MediaFileEntity> pageData = mapper.selectPage(


                new Page<MediaFileEntity>(page, pageSize),


                new LambdaQueryWrapper<MediaFileEntity>()


                        .eq(Objects.nonNull(jobId), MediaFileEntity::getJobId, jobId)


//                        .orderByDesc(MediaFileEntity::getId));


                        // isType=1 时匹配 V.jpeg


                        .like("1".equals(isType), MediaFileEntity::getFileName, "V.jpeg")


                        // isType=0 时匹配 V.mp4


                        .like("0".equals(isType), MediaFileEntity::getFileName, "V.mp4")


                        // 排序修改：按start_time正序（升序）排列


                        .orderByAsc(MediaFileEntity::getStartTime)); // 关键改动1：替换排序方式




        List<MediaFileDTO> records = pageData.getRecords()


                .stream()


                .map(this::entityConvertToDto)


                .collect(Collectors.toList());




        return new PaginationData<MediaFileDTO>(records, new Pagination(pageData));


    }




    @Override


@@ -119,6 +170,10 @@


        MediaFileEntity.MediaFileEntityBuilder builder = MediaFileEntity.builder();




        if (file != null) {


            long creaeTime = 0;


            if(file.getMetadata().getCreatedTime() != null) {


                creaeTime = file.getMetadata().getCreatedTime().getTime();


            }


            builder.fileName(file.getName())


                    .filePath(file.getPath())


                    .fingerprint(file.getFingerprint())


@@ -127,6 +182,7 @@


                    .isOriginal(file.getExt().getIsOriginal())


                    .jobId(file.getExt().getFlightId())


                    .drone(file.getExt().getSn())


                    .startTime(creaeTime)


                    .tinnyFingerprint(file.getExt().getTinnyFingerprint());




            // domain-type-subType


@@ -159,7 +215,14 @@


                    .tinnyFingerprint(entity.getTinnyFingerprint())


                    .payload(entity.getPayload())


                    .createTime(LocalDateTime.ofInstant(


                            Instant.ofEpochMilli(entity.getCreateTime()), ZoneId.systemDefault()))


                            Instant.ofEpochMilli(entity.getCreateTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))


                    .updateTime(LocalDateTime.ofInstant(


                            Instant.ofEpochMilli(entity.getUpdateTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))


                    .startTime(LocalDateTime.ofInstant(


                            Instant.ofEpochMilli(entity.getStartTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))


                    .endTime(LocalDateTime.ofInstant(


                            Instant.ofEpochMilli(entity.getEndTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))


                    .duration(entity.getDuration())


                    .drone(entity.getDrone())


                    .jobId(entity.getJobId());