teaching-java/src/main/java/com/teaching/backend/service/resource/ResourceService.java

package com.teaching.backend.service.resource;


import com.teaching.backend.common.BaseResponse;
import com.teaching.backend.model.dto.resource.ResourceUploadDto;
import com.teaching.backend.model.entity.resource.Resources;
import org.springframework.core.io.InputStreamResource;
import org.springframework.data.neo4j.repository.query.Query;
import org.springframework.http.ResponseEntity;
import org.springframework.web.multipart.MultipartFile;

import java.util.List;
import java.util.Set;

/**
 * @Author:youhang
 * @Date:2024-07-26-13:55
 * @Description:
 */

public interface ResourceService {

    BaseResponse<ResourceUploadDto> upload(MultipartFile file) ;

     BaseResponse<String> delete(String filename) ;

     ResponseEntity<InputStreamResource> readFile(String filename);
    BaseResponse<String> addResourcesAndKnowByCourseId(String courseId, List<Long> resourcesIds);

    BaseResponse<String> addResourcesAndKnowByChapterId(Long chapterId, List<Long> resourcesIds);

    BaseResponse<String> addResourcesAndKnowById(Long id, List<Long> resourcesIds);

    //查询课程下资源
    Set<Resources> queryResourcesByCourseId(String courseId);

    //查询章节下资源
    Set<Resources> queryResourcesByChapterId(Long chapterId);

    //查询二级节点下资源
    Set<Resources> queryBesidesKnowToResources(Long KnowId);


}