feat: 🎸 新建题库

jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/constant/EntityLinkConst.java

@@ -35,6 +35,8 @@ public final class EntityLinkConst {
         public static final String EXAM = "exam";
         // 课程
         public static final String COURSE = "course";
+        // 题库
+        public static final String REPO = "repo";
     }
 
     /** 资源类型 0:视频,1:图片,2:文档 */

jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/controller/RepoBizController.java

@@ -0,0 +1,65 @@
+package org.jeecg.modules.biz.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.*;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import javax.transaction.Transactional;
+
+import org.jeecg.common.api.vo.Result;
+import org.jeecg.modules.biz.constant.EntityLinkConst;
+import org.jeecg.modules.biz.service.EntityLinkBizService;
+import org.jeecg.modules.gen.repo.entity.Repo;
+import org.jeecg.modules.gen.repo.mapper.RepoMapper;
+
+@RestController
+@RequestMapping("/biz/repo")
+@Tag(name = "题库")
+@Slf4j
+public class RepoBizController {
+
+    @Autowired
+    private RepoMapper repoMapper;
+    @Autowired
+    private EntityLinkBizService entityLinkBizService;
+
+    @PostMapping("course_add")
+    @Operation(summary = "获取课程下的题库")
+    @Transactional
+    public Result<Integer> correct(@RequestBody Map<String, Object> data) {
+        String title = (String) data.get("title");
+        String remark = (String) data.get("remark");
+        String courseId = (String) data.get("courseId");
+
+        Repo repo = new Repo();
+        repo.setTitle(title);
+        repo.setRemark(remark);
+        
+        repoMapper.insert(repo);
+        entityLinkBizService.save(EntityLinkConst.SourceType.COURSE, courseId, EntityLinkConst.TargetType.REPO, repo.getId());
+
+        return Result.OK(repo.getId());
+    }
+
+    @GetMapping("course_list")
+    @Operation(summary = "获取课程下的题库")
+    public Result<List<Repo>> courseList(@RequestParam String courseId) {
+        List<String> targetIds = entityLinkBizService.listTargetIds(EntityLinkConst.SourceType.COURSE, courseId, EntityLinkConst.TargetType.REPO);
+
+        if (targetIds.size() > 0) {
+            List<Repo> list = repoMapper.selectByIds(targetIds);
+            return Result.OK(list);
+        } else {
+            return Result.OK(new ArrayList<>());
+        }
+    }
+
+}

jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/service/EntityLinkBizService.java

@@ -14,4 +14,13 @@ public interface EntityLinkBizService extends IService<EntityLink>{
      * @return target_id 列表（去重）
      */
     List<String> listTargetIds(String sourceType, String sourceId, String targetType);
+
+    /**
+     * 保存主体与内容类型的绑定关系
+     * @param sourceType 主体类型
+     * @param sourceId 主体ID
+     * @param targetType 内容类型
+     * @param targetId 内容ID
+     */
+    void save(String sourceType, String sourceId, String targetType, String targetId);
 }

jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/service/impl/EntityLinkBizServiceImpl.java

@@ -23,4 +23,14 @@ public class EntityLinkBizServiceImpl extends ServiceImpl<EntityLinkMapper, Enti
                 .distinct()
                 .collect(Collectors.toList());
     }
+
+    @Override
+    public void save(String sourceType, String sourceId, String targetType, String targetId) {
+        EntityLink entityLink = new EntityLink();
+        entityLink.setSourceType(sourceType);
+        entityLink.setSourceId(sourceId);
+        entityLink.setTargetType(targetType);
+        entityLink.setTargetId(targetId);
+        this.save(entityLink);
+    }
 }