sean.zhou
2022-07-22 9b2eedb85d53ca32610c32c6e50b5230ab3b16cf
src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java
@@ -1,6 +1,11 @@
package com.dji.sample.media.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.dji.sample.common.model.Pagination;
import com.dji.sample.common.model.PaginationData;
import com.dji.sample.component.oss.model.OssConfiguration;
import com.dji.sample.component.oss.service.impl.OssServiceContext;
import com.dji.sample.manage.model.dto.DeviceDictionaryDTO;
import com.dji.sample.manage.service.IDeviceDictionaryService;
import com.dji.sample.media.dao.IFileMapper;
@@ -12,6 +17,10 @@
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
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;
@@ -26,19 +35,28 @@
@Transactional
public class FileServiceImpl implements IFileService {
    @Autowired
    private IFileMapper mapper;
    @Autowired
    private IDeviceDictionaryService deviceDictionaryService;
    @Override
    public Boolean checkExist(String workspaceId, String fingerprint) {
    @Autowired
    private OssServiceContext ossService;
    @Autowired
    private OssConfiguration configuration;
    private Optional<MediaFileEntity> getMediaByFingerprint(String workspaceId, String fingerprint) {
        MediaFileEntity fileEntity = mapper.selectOne(new LambdaQueryWrapper<MediaFileEntity>()
                .eq(MediaFileEntity::getWorkspaceId, workspaceId)
                .eq(MediaFileEntity::getFingerprint, fingerprint));
        return fileEntity != null;
        return Optional.ofNullable(fileEntity);
    }
    @Override
    public Boolean checkExist(String workspaceId, String fingerprint) {
        return this.getMediaByFingerprint(workspaceId, fingerprint).isPresent();
    }
    @Override
@@ -57,6 +75,30 @@
                .collect(Collectors.toList());
    }
    @Override
    public PaginationData<MediaFileDTO> getJobsPaginationByWorkspaceId(String workspaceId, long page, long pageSize) {
        Page<MediaFileEntity> pageData = mapper.selectPage(
                new Page<MediaFileEntity>(page, pageSize),
                new LambdaQueryWrapper<MediaFileEntity>()
                        .eq(MediaFileEntity::getWorkspaceId, workspaceId));
        List<MediaFileDTO> records = pageData.getRecords()
                .stream()
                .map(this::entityConvertToDto)
                .collect(Collectors.toList());
        return new PaginationData<MediaFileDTO>(records, new Pagination(pageData));
    }
    @Override
    public URL getObjectUrl(String workspaceId, String fingerprint) {
        Optional<MediaFileEntity> mediaFileOpt = getMediaByFingerprint(workspaceId, fingerprint);
        if (mediaFileOpt.isEmpty()) {
            throw new IllegalArgumentException("{} doesn't exist.");
        }
        return ossService.getObjectUrl(configuration.getBucket(), mediaFileOpt.get().getObjectKey());
    }
    /**
     * Convert the received file object into a database entity object.
     * @param file
@@ -72,6 +114,7 @@
                    .objectKey(file.getObjectKey())
                    .subFileType(file.getSubFileType())
                    .isOriginal(file.getExt().getIsOriginal())
                    .jobId(file.getExt().getFlightId())
                    .drone(file.getExt().getSn())
                    .tinnyFingerprint(file.getExt().getTinnyFingerprint());
@@ -81,7 +124,7 @@
                    .mapToInt(Integer::intValue)
                    .toArray();
            Optional<DeviceDictionaryDTO> payloadDict = deviceDictionaryService
                    .getOneDictionaryInfoByDomainTypeSubType(payloadModel[0], payloadModel[1], payloadModel[2]);
                    .getOneDictionaryInfoByTypeSubType(payloadModel[1], payloadModel[2]);
            payloadDict.ifPresent(payload -> builder.payload(payload.getDeviceName()));
        }
        return builder.build();
@@ -99,9 +142,12 @@
            builder.fileName(entity.getFileName())
                    .filePath(entity.getFilePath())
                    .isOriginal(entity.getIsOriginal())
                    .fingerprint(entity.getFingerprint())
                    .objectKey(entity.getObjectKey())
                    .tinnyFingerprint(entity.getTinnyFingerprint())
                    .payload(entity.getPayload())
                    .createTime(LocalDateTime.ofInstant(
                            Instant.ofEpochMilli(entity.getCreateTime()), ZoneId.systemDefault()))
                    .drone(entity.getDrone());
        }