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f63029e4d1
18 changed files with 983 additions and 790 deletions
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package com.teaching.backend.controller.resource; |
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/** |
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* @Author:youhang |
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* @Date:2024-06-09-9:55 |
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* @Description: |
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*/ |
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import com.teaching.backend.common.BaseResponse; |
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import com.teaching.backend.model.entity.resource.Resources; |
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import com.teaching.backend.service.resource.ResourceGraphService; |
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import com.teaching.backend.service.resource.ResourceService; |
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import io.swagger.annotations.Api; |
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import io.swagger.annotations.ApiModel; |
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import io.swagger.annotations.ApiOperation; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.core.io.InputStreamResource; |
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import org.springframework.http.ResponseEntity; |
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import org.springframework.web.bind.annotation.*; |
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import org.springframework.web.multipart.MultipartFile; |
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import java.util.List; |
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import java.util.Set; |
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@RestController |
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@RequestMapping("/api/resource/graph") |
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@Api(tags= "资源与图管理") |
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public class ResourceGraphController { |
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@Autowired |
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private ResourceGraphService resourceGraphService; |
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@GetMapping("/addRelationship/BetweenKnowAndResources") |
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@ApiOperation(value = "添加知识点资源关系") |
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public BaseResponse<String> addResourcesByIdAndResourcesIds(@RequestParam Long id,@RequestParam List<Long> resourcesIds){ |
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return resourceGraphService.addResourcesByIdAndResourcesIds(id,resourcesIds); |
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} |
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@GetMapping("/deleteRelationship/BetweenKnowAndResources") |
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@ApiOperation(value = "删除知识点资源关系") |
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public BaseResponse<String> deleteResourcesAndKnowById(@RequestParam Long id, @RequestParam List<Long> resourcesIds){ |
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return resourceGraphService.deleteResourcesAndKnowById(id,resourcesIds); |
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} |
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//查询课程下资源
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@GetMapping("/queryByCourseId") |
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@ApiOperation(value = "查询课程下资源") |
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BaseResponse<Set<Resources>> queryResourcesByCourseId(@RequestParam String courseId){ |
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return resourceGraphService.queryResourcesByCourseId(courseId); |
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} |
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//查询章节下资源
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@GetMapping("/queryByChapterId") |
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@ApiOperation(value = "查询章节下资源") |
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BaseResponse<Set<Resources>> queryResourcesByChapterId(@RequestParam Long chapterId){ |
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return resourceGraphService.queryResourcesByChapterId(chapterId); |
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} |
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//查询二级节点下资源
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@ApiOperation(value = "查询二级节点下资源") |
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@GetMapping("/queryBesidesKnow") |
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BaseResponse<Set<Resources>> queryBesidesKnowToResources(@RequestParam Long knowId){ |
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return resourceGraphService.queryBesidesKnowToResources(knowId); |
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} |
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//查询知识点下资源
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@GetMapping("/queryResourcesByKnowId") |
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@ApiOperation(value = "查询知识点下资源") |
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BaseResponse<Set<Resources>> queryResourcesByKnowId(@RequestParam Long knowId){ |
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return resourceGraphService.queryResourcesByKnowId(knowId); |
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} |
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} |
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package com.teaching.backend.mapper.Knowtemp; |
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import com.baomidou.mybatisplus.core.mapper.BaseMapper; |
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import com.teaching.backend.model.entity.know.KnowStr; |
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import com.teaching.backend.model.entity.knowtmp.Knowtmp; |
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import io.lettuce.core.dynamic.annotation.Param; |
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import org.apache.ibatis.annotations.Mapper; |
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import org.apache.ibatis.annotations.Select; |
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import java.util.List; |
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/** |
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* |
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*/ |
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@Mapper |
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public interface KnowstrMapper extends BaseMapper<KnowStr> { |
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} |
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package com.teaching.backend.model.entity.know; |
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import com.baomidou.mybatisplus.annotation.IdType; |
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import com.baomidou.mybatisplus.annotation.TableId; |
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import com.baomidou.mybatisplus.annotation.TableName; |
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import lombok.Data; |
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import javax.xml.soap.Text; |
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import java.io.Serializable; |
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/** |
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* @Author:youhang |
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* @Date:2024-08-23-17:29 |
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* @Description: |
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*/ |
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@Data |
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@TableName("know_str") |
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public class KnowStr implements Serializable { |
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private static final long serialVersionUID = 1L; |
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@TableId(value = "id", type = IdType.AUTO) |
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private Long id; |
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private String courseId; |
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private String coursestr; |
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private String chapterstr; |
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private String knowstr; |
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private String edgestr; |
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} |
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package com.teaching.backend.model.entity.know; |
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import lombok.AllArgsConstructor; |
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import lombok.Data; |
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import lombok.NoArgsConstructor; |
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import org.checkerframework.checker.units.qual.A; |
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import org.springframework.data.neo4j.core.schema.GeneratedValue; |
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import org.springframework.data.neo4j.core.schema.Id; |
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import org.springframework.data.neo4j.core.schema.Node; |
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import org.springframework.data.neo4j.core.schema.Property; |
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/** |
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* @Author:youhang |
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* @Date:2024-07-21-16:32 |
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* @Description: |
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*/ |
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@Data |
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@AllArgsConstructor |
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@NoArgsConstructor |
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public class LinksVO { |
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private Long source; |
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private Long target; |
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private String label; |
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} |
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package com.teaching.backend.service.impl.resource; |
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import com.teaching.backend.common.BaseResponse; |
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import com.teaching.backend.common.ErrorCode; |
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import com.teaching.backend.common.ResultUtils; |
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import com.teaching.backend.mapper.know.KnowRepository; |
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import com.teaching.backend.mapper.resource.ResourcesRepository; |
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import com.teaching.backend.model.dto.resource.ResourceUploadDto; |
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import com.teaching.backend.model.entity.know.KnowChapter; |
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import com.teaching.backend.model.entity.know.KnowCourse; |
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import com.teaching.backend.model.entity.resource.Resources; |
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import com.teaching.backend.service.resource.ResourceGraphService; |
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import com.teaching.backend.service.resource.ResourceService; |
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import com.teaching.backend.utils.MinioUtils; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.core.io.InputStreamResource; |
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import org.springframework.data.neo4j.core.Neo4jClient; |
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import org.springframework.http.ResponseEntity; |
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import org.springframework.stereotype.Service; |
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import org.springframework.web.multipart.MultipartFile; |
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import javax.annotation.Resource; |
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import java.util.List; |
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import java.util.Set; |
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/** |
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* @Author:youhang |
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* @Date:2024-07-26-13:58 |
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* @Description: |
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*/ |
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@Service |
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public class ResourceGraphServiceImpl implements ResourceGraphService { |
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@Autowired |
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private ResourcesRepository resourcesRepository; |
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@Autowired |
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private KnowRepository knowRepository; |
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@Override |
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public BaseResponse<String> addResourcesByIdAndResourcesIds(Long id, List<Long> resourcesIds) { |
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// 查询知识点是否存在 ,资源是否存在
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int f = knowRepository.queryNode(id); |
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if(f <= 0){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"知识点不存在"); |
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} |
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Set<Resources>resourcesSet = resourcesRepository.queryResourcesByIds(resourcesIds); |
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if(resourcesSet.size() < resourcesIds.size()){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"资源不存在"); |
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} |
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//查询关系是否存在
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for (int i = 0; i < resourcesIds.size(); i++) { |
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int count = resourcesRepository.queryExisitRel(id,resourcesIds.get(i)); |
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if(count <= 0){ |
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//添加关系 addResourcesAndKnowById
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f = resourcesRepository.addResourcesAndKnowById(id,resourcesIds.get(i)); |
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if(f<= 0){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"创建关系失败"); |
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} |
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} |
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} |
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return ResultUtils.success("添加关系成功"); |
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} |
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@Override |
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public BaseResponse<String> deleteResourcesAndKnowById(Long id, List<Long> resourcesIds) { |
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// 查询知识点是否存在 ,资源是否存在
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int f = knowRepository.queryNode(id); |
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if(f <= 0){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"知识点不存在"); |
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} |
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Set<Resources>resourcesSet = resourcesRepository.queryResourcesByIds(resourcesIds); |
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if(resourcesSet.size() < resourcesIds.size()){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"资源不存在"); |
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} |
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//查询关系是否存在
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for (int i = 0; i < resourcesIds.size(); i++) { |
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int count = resourcesRepository.queryExisitRel(id,resourcesIds.get(i)); |
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if(count <= 0){ |
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//添加关系 addResourcesAndKnowById
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f = resourcesRepository.deleteResourcesAndKnowById(id,resourcesIds.get(i)); |
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if(f<= 0){ |
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return ResultUtils.error(ErrorCode.PARAMS_ERROR,"删除关系失败"); |
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} |
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} |
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} |
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return ResultUtils.success("删除关系成功"); |
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} |
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@Override |
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//查询课程下资源
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public BaseResponse<Set<Resources>> queryResourcesByCourseId(String courseId){ |
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// 判空，查询
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KnowCourse knowCourse = knowRepository.queryCourse(courseId); |
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if(knowCourse == null){ |
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return ResultUtils.error(ErrorCode.NOT_FOUND_ERROR,"课程不存在"); |
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} |
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Set<Resources> resourcesSet = resourcesRepository.queryResourcesByCourseId(courseId); |
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return ResultUtils.success(resourcesSet); |
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} |
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@Override |
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//查询章节下资源
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public BaseResponse<Set<Resources>> queryResourcesByChapterId(Long chapterId){ |
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// 判空，查询
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KnowChapter knowChapter = knowRepository.queryChapter(chapterId); |
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if(knowChapter == null){ |
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return ResultUtils.error(ErrorCode.NOT_FOUND_ERROR,"章节不存在"); |
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} |
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Set<Resources>resourcesSet ; |
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resourcesSet = resourcesRepository.queryResourcesByChapterId(chapterId); |
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return ResultUtils.success(resourcesSet); |
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} |
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@Override |
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//查询二级节点下资源
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public BaseResponse<Set<Resources>> queryBesidesKnowToResources(Long knowId){ |
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// 判空，查询
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int i = knowRepository.queryNode(knowId); |
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if(i <= 0){ |
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return ResultUtils.error(ErrorCode.NOT_FOUND_ERROR,"知识点不存在"); |
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} |
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Set<Resources> resourcesSet = resourcesRepository.queryBesidesKnowToResources(knowId); |
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return ResultUtils.success(resourcesSet); |
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} |
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@Override |
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public BaseResponse<Set<Resources>> queryResourcesByKnowId(Long knowId) { |
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// 判空，查询
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int i = knowRepository.queryNode(knowId); |
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if(i <= 0){ |
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return ResultUtils.error(ErrorCode.NOT_FOUND_ERROR,"知识点不存在"); |
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} |
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Set<Resources> resourcesSet = resourcesRepository.queryResourcesByKnowId(knowId); |
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return ResultUtils.success(resourcesSet); |
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} |
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} |
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package com.teaching.backend.service.resource; |
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import com.teaching.backend.common.BaseResponse; |
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import com.teaching.backend.model.entity.resource.Resources; |
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import org.springframework.core.io.InputStreamResource; |
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import org.springframework.http.ResponseEntity; |
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import org.springframework.web.bind.annotation.RequestParam; |
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import org.springframework.web.multipart.MultipartFile; |
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import java.util.List; |
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import java.util.Set; |
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/** |
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* @Author:youhang |
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* @Date:2024-07-26-13:55 |
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* @Description: |
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*/ |
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public interface ResourceGraphService { |
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public BaseResponse<String> deleteResourcesAndKnowById(@RequestParam Long id, @RequestParam List<Long> resourcesIds); |
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BaseResponse<String> addResourcesByIdAndResourcesIds(Long id, List<Long> resourcesIds); |
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//查询课程下资源
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BaseResponse<Set<Resources>> queryResourcesByCourseId(String courseId); |
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//查询章节下资源
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BaseResponse<Set<Resources>> queryResourcesByChapterId(Long chapterId); |
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//查询二级节点下资源
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BaseResponse<Set<Resources>> queryBesidesKnowToResources(Long knowId); |
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BaseResponse<Set<Resources>> queryResourcesByKnowId(Long knowId); |
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} |
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