标签管理解绑标签

servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseFullTextApi.java

@@ -12,6 +12,8 @@ import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.xboe.api.ThirdApi;
 import com.xboe.data.outside.IOutSideDataService;
+import com.xboe.module.course.entity.CourseTag;
+import com.xboe.module.course.service.*;
 import com.xboe.module.course.vo.TeacherVo;
 import com.xboe.school.study.entity.StudyCourse;
 import com.xboe.school.study.service.IStudyCourseService;
@@ -34,11 +36,6 @@ import com.xboe.module.course.dto.CourseTeacherDto;
 import com.xboe.module.course.entity.Course;
 import com.xboe.module.course.entity.CourseCrowd;
 import com.xboe.module.course.entity.CourseTeacher;
-import com.xboe.module.course.service.CourseToCourseFullText;
-import com.xboe.module.course.service.ICourseContentService;
-import com.xboe.module.course.service.ICourseFullTextSearch;
-import com.xboe.module.course.service.ICourseService;
-import com.xboe.module.course.service.ICourseTeacherService;
 
 import lombok.extern.slf4j.Slf4j;
 
@@ -63,7 +60,8 @@ public class CourseFullTextApi  extends ApiBaseController{
 	ICourseFullTextSearch fullTextSearch;
 	@Resource
 	IOrganizationService organizationService;
-
+	@Autowired
+	ICourseTagService courseTagService;
 	@Resource
 	IStudyCourseService IStudyCourseService;
 
@@ -310,7 +308,18 @@ public class CourseFullTextApi  extends ApiBaseController{
 		}
 
 		paras.setDevice(dto.getDevice());
-
+		String tagIds = dto.getTags();
+		if (tagIds != null && tagIds != ""){
+			paras.setTags(tagIds);
+		}else {
+			String tagName = paras.getKeywords();
+			if (tagName != null && tagName != ""){
+				CourseTag courseTag = courseTagService.getTagByName(tagName);
+				if (courseTag != null){
+					paras.setTags(courseTag.getId().toString()+",");
+				}
+			}
+		}
 		try {
 			//后续会根据当前用户的资源归属查询
 			PageList<CourseFullText> coursePageList = fullTextSearch.search(ICourseFullTextSearch.DEFAULT_INDEX_NAME,pager.getStartRow(), pager.getPageSize(),paras);

servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseManageApi.java

@@ -9,6 +9,8 @@ import javax.servlet.http.HttpServletResponse;
 
 import com.xboe.api.ThirdApi;
 import com.xboe.module.course.dto.*;
+import com.xboe.module.course.entity.*;
+import com.xboe.module.course.service.*;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -28,19 +30,6 @@ import com.xboe.data.dto.UserOrgIds;
 import com.xboe.data.outside.IOutSideDataService;
 import com.xboe.data.service.IDataUserSyncService;
 import com.xboe.module.assistance.service.IEmailService;
-import com.xboe.module.course.entity.Course;
-import com.xboe.module.course.entity.CourseContent;
-import com.xboe.module.course.entity.CourseCrowd;
-import com.xboe.module.course.entity.CourseHRBPAudit;
-import com.xboe.module.course.entity.CourseSection;
-import com.xboe.module.course.entity.CourseTeacher;
-import com.xboe.module.course.entity.CourseUpdateLog;
-import com.xboe.module.course.service.ICourseContentService;
-import com.xboe.module.course.service.ICourseCrowdService;
-import com.xboe.module.course.service.ICourseHRBPAuditService;
-import com.xboe.module.course.service.ICourseSectionService;
-import com.xboe.module.course.service.ICourseService;
-import com.xboe.module.course.service.ICourseTeacherService;
 import com.xboe.module.excel.ExportsExcelSenderUtil;
 import com.xboe.standard.enums.BoedxContentType;
 import com.xboe.standard.enums.BoedxCourseType;
@@ -91,10 +80,10 @@ public class CourseManageApi extends ApiBaseController{
 	
 	@Resource
 	private ICourseHRBPAuditService hrbpAuditService;
-	
+	@Resource
+	private ICourseTagService tagService;
 	@Resource
 	IOutSideDataService outSideDataService;
-	
 	@Autowired
     IDataUserSyncService userSyncService;
 	@Resource
@@ -169,14 +158,18 @@ public class CourseManageApi extends ApiBaseController{
 		List<CourseSection> sectionlist=sectionService.getByCourseId(id);
 		List<CourseTeacher> teachers=courseService.findTeachersByCourseId(id);
 		List<CourseCrowd> crowds=courseService.findCrowdByCourseId(id);
-		
-		//
+		if (StringUtils.isNotBlank(course.getTags())){
+			List<CourseTag> tagList = tagService.getTagsByIds(course.getTags());
+			rs.put("tagList", tagList);
+		}
+
+
 		rs.put("course",course);
 		rs.put("contents",cclist);
 		rs.put("sections",sectionlist);
 		rs.put("teachers",teachers);
 		rs.put("crowds",crowds);
-		
+
 		
 		return success(rs);
 		

servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseTagApi.java

@@ -0,0 +1,174 @@
+package com.xboe.module.course.api;
+
+import com.xboe.common.OrderCondition;
+import com.xboe.common.PageList;
+import com.xboe.common.Pagination;
+import com.xboe.core.CurrentUser;
+import com.xboe.core.JsonResponse;
+import com.xboe.core.api.ApiBaseController;
+import com.xboe.core.orm.FieldFilters;
+import com.xboe.core.orm.IFieldFilter;
+import com.xboe.module.article.entity.Article;
+import com.xboe.module.article.service.IArticleService;
+import com.xboe.module.course.dto.CourseTagQueryDto;
+import com.xboe.module.course.dto.CourseTagRelationDto;
+import com.xboe.module.course.entity.CourseTag;
+import com.xboe.module.course.entity.CourseTagRelation;
+import com.xboe.module.course.service.ICourseTagService;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @ClassName:CourseTagApi
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2614:27
+ */
+@Slf4j
+@RestController
+@RequestMapping(value="/xboe/m/coursetag")
+public class CourseTagApi extends ApiBaseController {
+
+    @Resource
+    ICourseTagService courseTagService;
+
+    /**
+     * 标签列表：分页查询
+     * @param pager
+     * @param courseTagQueryDto
+     * @return
+     */
+    @RequestMapping(value="/page",method= {RequestMethod.GET,RequestMethod.POST})
+    public JsonResponse<PageList<CourseTag>> find(Pagination pager, CourseTagQueryDto courseTagQueryDto){
+        List<IFieldFilter> filters=new ArrayList<IFieldFilter>();
+        OrderCondition order = null;
+        if (courseTagQueryDto != null){
+            String tagId = courseTagQueryDto.getId();
+            String tagName = courseTagQueryDto.getTagName();
+            Boolean isHot = courseTagQueryDto.getIsHot();
+            String orderField = courseTagQueryDto.getOrderField();
+            Boolean isAsc = courseTagQueryDto.getOrderAsc();
+            if (StringUtils.isNotBlank(tagId)){
+                filters.add(FieldFilters.eq("id",tagId));
+            }
+            //课程标签名称:模糊查询
+            if (StringUtils.isNotBlank(tagName)){
+                filters.add(FieldFilters.like("tagName",tagName));
+            }
+            // 构建排序条件：支持先按lastSetHotTime降序，再按动态字段升/降序排列‌
+            if (isHot !=null ){
+                filters.add(FieldFilters.eq("isHot",isHot));
+                //order = OrderCondition.desc("lastSetHotTime");//固定降序
+            }
+            // 动态排序处理
+            if (StringUtils.isNotBlank(orderField)) {
+                if (order == null) {
+                    order = isAsc ?  OrderCondition.asc(orderField) : OrderCondition.desc(orderField);
+                } else {
+                    order = isAsc ? order.asc(orderField) : order.desc(orderField); // 链式追加排序条件
+                }
+            }
+        }
+        PageList<CourseTag> list=courseTagService.query(pager.getPageIndex(),pager.getPageSize(),filters,order);
+        return success(list);
+    }
+
+    /**
+     * 修改指定id的课程标签的公共属性
+     * @param id
+     * @param isPublic
+     * @return
+     */
+    @RequestMapping(value="/changePublicStatus",method= RequestMethod.POST)
+    public JsonResponse<Void> changePublicStatus(Long id,Boolean isPublic){
+        courseTagService.changePublicStatus(id,isPublic);
+        return success(null);
+    }
+
+    /**
+     * 修改指定id的课程标签的热点属性
+     * @param id
+     * @param isHot
+     * @return
+     */
+    @RequestMapping(value="/changeHotStatus",method= RequestMethod.POST)
+    public JsonResponse<Void> changeHotStatus(Long id,Boolean isHot){
+        courseTagService.changeHotStatus(id,isHot);
+        return success(null);
+    }
+
+    /**
+     * 分页查询：指定id的标签关联的所有课程
+     * @param courseTagQueryDto
+     * @return
+     */
+    @RequestMapping(value="/showCourseByTag",method= RequestMethod.POST)
+    public JsonResponse<PageList<CourseTagRelationDto>> showCourseByTag(Pagination pager, CourseTagQueryDto courseTagQueryDto){
+        PageList<CourseTagRelationDto> list=null;
+        if (courseTagQueryDto != null) {
+            Long tagId = Long.valueOf(courseTagQueryDto.getId());
+            Boolean isAsc = courseTagQueryDto.getOrderAsc()!=null?courseTagQueryDto.getOrderAsc():false;
+            list=courseTagService.getCourseByTag(pager.getPageIndex(),pager.getPageSize(),tagId,isAsc);
+        }
+        return success(list);
+    }
+
+    /**
+     * 解除指定id的课程和某个标签之间的关联关系
+     * @return
+     */
+    @RequestMapping(value="/unbind",method= RequestMethod.POST)
+    public JsonResponse<Void> unbindCourseTagRelation(CourseTagRelationDto courseTagRelationDto){
+        if (courseTagRelationDto!=null){
+            courseTagService.unbind(courseTagRelationDto.getId());
+            return success(null);
+        }
+        return error("解绑失败！");
+    }
+
+    /**
+     * 模糊检索标签
+     * @return 符合检索条件的所有公共标签
+     */
+    @RequestMapping(value="/searchTags",method= RequestMethod.POST)
+    public JsonResponse<List<CourseTag>> searchTags(String tagName){
+        if (StringUtils.isNotBlank(tagName)){
+            List<CourseTag> courseTagList = courseTagService.searchTags(tagName);
+            return success(courseTagList);
+        }
+        return error("服务器端异常！");
+    }
+
+    /**
+     * 创建新标签,并与当前课程绑定
+     * @param courseTagRelationDto
+     * @return
+     */
+    @RequestMapping(value="/createTag",method= RequestMethod.POST)
+    public JsonResponse<CourseTag> createTag(CourseTagRelationDto courseTagRelationDto){
+        if (courseTagRelationDto!=null){
+            CourseTag courseTag = courseTagService.createTag(courseTagRelationDto);
+            return success(courseTag);
+        }
+        return error("创建标签失败！");
+    }
+
+    /**
+     * 创建新标签,并与当前课程绑定
+     * @param courseTagRelationDto
+     * @return
+     */
+    @RequestMapping(value="/getHotTagList",method= RequestMethod.POST)
+    public JsonResponse<List<CourseTag>> getHotTagList(CourseTagRelationDto courseTagRelationDto){
+            List<CourseTag> hotTagList = courseTagService.getHotTagList(courseTagRelationDto);
+            return success(hotTagList);
+    }
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseTagDao.java

@@ -0,0 +1,107 @@
+package com.xboe.module.course.dao;
+
+import com.xboe.common.OrderCondition;
+import com.xboe.common.PageList;
+import com.xboe.core.SysConstant;
+import com.xboe.core.orm.BaseDao;
+import com.xboe.core.orm.FieldFilters;
+import com.xboe.core.orm.IFieldFilter;
+import com.xboe.core.orm.IQuery;
+import com.xboe.module.course.entity.Course;
+import com.xboe.module.course.entity.CourseFile;
+import com.xboe.module.course.entity.CourseTag;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.jdbc.core.BeanPropertyRowMapper;
+import org.springframework.stereotype.Repository;
+
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.persistence.Query;
+import java.util.List;
+
+/**
+ * @ClassName:CourseTagDao
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2516:50
+ */
+@Repository
+public class CourseTagDao extends BaseDao<CourseTag> {
+    @PersistenceContext
+    private EntityManager entityManager;
+
+    /**
+     * 获取热门标签列表(前10条)
+     * @return 热门标签列表
+     */
+    public List<CourseTag> getHotTagList() {
+            // 原生SQL：注意表名和列名需与数据库实际一致
+            String sql = "select t.*,COUNT(r.tag_id) AS relation_count\n" +
+                    "from boe_course_tag t\n" +
+                    "left join boe_course_tag_relation r\n" +
+                    "on t.id = r.tag_id\n" +
+                    "where t.is_hot = true\n" +
+                    "GROUP BY t.id\n" +
+                    "order by t.last_set_hot_time desc,relation_count desc";  // 数据库字段为last_set_hot_time
+
+            // 创建原生查询并指定结果映射到CourseTag实体
+            javax.persistence.Query query = entityManager.createNativeQuery(sql, CourseTag.class);
+
+            // 分页：取前10条
+            query.setFirstResult(0);
+            query.setMaxResults(10);
+
+            // 执行查询并返回结果（已映射为CourseTag类型）
+            return query.getResultList();
+    }
+
+    /**
+     * 根据课程类型获取热门标签列表(前10条)
+     * @param sysType1 系统类型1
+     * @param sysType2 系统类型2
+     * @param sysType3 系统类型3
+     * @return 热门标签列表
+     */
+    public List<CourseTag> getHotTagListBySysTypes(String sysType1, String sysType2, String sysType3) {
+        // 原生SQL：注意表名和列名需与数据库实际一致（此处假设表名为course_tag、course_type_tag_relation）
+        String sql = "SELECT DISTINCT c.* FROM boe_course_tag c " +
+                "JOIN boe_course_type_tag_relation r ON c.id = r.tag_id " +
+                "WHERE r.deleted = 0 " +
+                "AND c.is_hot = true ";  // 假设数据库字段为is_hot（与实体属性isHot对应）
+        if (StringUtils.isNotBlank(sysType1)){
+            sql += "AND r.sys_type1 = ?1 ORDER BY c.last_set_hot_time DESC";
+        }else if(StringUtils.isNotBlank(sysType2)){
+            sql += "AND r.sys_type2 = ?1 ORDER BY c.last_set_hot_time DESC";
+        }else {
+            sql += "AND r.sys_type3 = ?1 ORDER BY c.last_set_hot_time DESC";
+        }
+        // 创建原生查询并指定结果映射到CourseTag实体
+        javax.persistence.Query query = entityManager.createNativeQuery(sql, CourseTag.class);
+
+        // 绑定参数（注意参数索引从1开始）
+        if (StringUtils.isNotBlank(sysType1)){
+            query.setParameter(1, sysType1);
+        } else if (StringUtils.isNotBlank(sysType2)) {
+            query.setParameter(1, sysType2);
+        }else {
+            query.setParameter(1, sysType3);
+        }
+        // 分页：取前10条
+        query.setFirstResult(0);
+        query.setMaxResults(10);
+
+        // 执行查询并返回结果（已映射为CourseTag类型）
+        return query.getResultList();
+    }
+
+    public List<CourseTag> getTagsByIds(String id) {
+        String sql = "select * from " + SysConstant.TABLE_PRE + "course_tag where id in (" + id + "0)";
+        // 创建原生查询并指定结果映射到CourseTag实体
+        javax.persistence.Query query = entityManager.createNativeQuery(sql, CourseTag.class);
+        return query.getResultList();
+    }
+
+    public CourseTag getTagByName(String tagName) {
+        CourseTag courseTag = this.findOne((FieldFilters.eq("tag_name", tagName)));
+        return courseTag;
+    }
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseTagRelationDao.java

@@ -0,0 +1,116 @@
+package com.xboe.module.course.dao;
+
+import com.xboe.common.PageList;
+import com.xboe.core.orm.BaseDao;
+import com.xboe.module.course.dto.CourseTagRelationDto;
+import com.xboe.module.course.entity.CourseTagRelation;
+import org.springframework.stereotype.Repository;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.persistence.Query;
+import java.time.LocalDateTime;
+import java.util.Date;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * @ClassName:CourseTagRelationDao
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2815:09
+ */
+@Repository
+public class CourseTagRelationDao extends BaseDao<CourseTagRelation> {
+
+    @PersistenceContext
+    private EntityManager entityManager;
+
+    private String sqlStr = "SELECT " +
+            "    r1.id as id, " +
+            "    c.id as courseId, " +
+            "    r1.tag_id as tagId, " +
+            "    c.`name` as courseName, " +
+            "    r1.sys_create_by as sysCreateBy, " +
+            "    r1.sys_create_time as sysCreateTime, " +
+            "    COALESCE(GROUP_CONCAT(DISTINCT t.tag_name ORDER BY t.tag_name), '') AS otherTags " +
+            "FROM " +
+            "    boe_course c " +
+            "JOIN " +
+            "    boe_course_tag_relation r1 ON c.id = r1.course_id " +
+            "LEFT JOIN " +
+            "    ( " +
+            "        boe_course_tag_relation r2 " +
+            "        JOIN boe_course_tag t ON r2.tag_id = t.id AND t.deleted = 0 " +
+            "    ) " +
+            "    ON c.id = r2.course_id AND r2.tag_id != r1.tag_id " +
+            "WHERE " +
+            "    r1.tag_id = :tagId AND r1.deleted = 0 " +
+            "    AND c.id IN ( " +
+            "        SELECT course_id " +
+            "        FROM boe_course_tag_relation " +
+            "        WHERE tag_id = :tagId " +
+            "    ) " +
+            "GROUP BY " +
+            "    c.id, c.`name` ";
+
+    public PageList<CourseTagRelationDto> findCoursesWithRelatedTagsDesc(Integer pageIndex, Integer pageSize, Long tagId){
+        String sql = sqlStr + " ORDER BY r1.sys_create_time DESC";
+        Query query = entityManager.createNativeQuery(sql);
+        query.setParameter("tagId", tagId);
+        query.setFirstResult((pageIndex - 1) * pageSize); // 设置起始位置
+        query.setMaxResults(pageSize); // 设置每页大小
+
+        Query countQuery = entityManager.createNativeQuery(sql);
+        countQuery.setParameter("tagId", tagId);
+        List<Object[]> totalresults = countQuery.getResultList();
+
+        List<Object[]> results = query.getResultList();
+        List<CourseTagRelationDto> list = results.stream()
+                .map(row -> {
+                    String id = String.valueOf(row[0]);
+                    String courseId = String.valueOf(row[1]);
+                    String tagId2 = String.valueOf(row[2]);
+                    return new CourseTagRelationDto(
+                            id,
+                            courseId,
+                            tagId2,
+                            (String) row[3],
+                            (String) row[4],
+                            (Date) row[5],
+                            (String) row[6]
+                    );
+                })
+                .collect(Collectors.toList());
+        return new PageList<CourseTagRelationDto>(list,totalresults!=null?totalresults.size():0);
+    }
+
+    public PageList<CourseTagRelationDto> findCoursesWithRelatedTagsAsc(Integer pageIndex, Integer pageSize, Long tagId) {
+        String sql = sqlStr + " ORDER BY r1.sys_create_time ASC";
+        Query query = entityManager.createNativeQuery(sql);
+        query.setParameter("tagId", tagId);
+        query.setFirstResult((pageIndex - 1) * pageSize); // 设置起始位置
+        query.setMaxResults(pageSize); // 设置每页大小
+
+        Query countQuery = entityManager.createNativeQuery(sql);
+        countQuery.setParameter("tagId", tagId);
+        List<Object[]> totalresults = countQuery.getResultList();
+
+        List<Object[]> results = query.getResultList();
+        List<CourseTagRelationDto> list = results.stream()
+                .map(row ->{
+                    String id = String.valueOf(row[0]);
+                    String courseId = String.valueOf(row[1]);
+                    String tagId2 = String.valueOf(row[2]);
+                    return new CourseTagRelationDto(
+                            id,
+                            courseId,
+                            tagId2,
+                            (String) row[3],
+                            (String) row[4],
+                            (Date) row[5],
+                            (String) row[6]
+                    );
+                        })
+                .collect(Collectors.toList());
+        return new PageList<CourseTagRelationDto>(list,totalresults!=null?totalresults.size():0);
+    }
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseTypeTagRelationDao.java

@@ -0,0 +1,17 @@
+package com.xboe.module.course.dao;
+
+import com.xboe.core.orm.BaseDao;
+import com.xboe.module.course.entity.CourseTagRelation;
+import com.xboe.module.course.entity.CourseTypeTagRelation;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @ClassName:CourseTypeTagRelationDao
+ * @author:zhengge@oracle.com
+ * @since:2025/8/113:42
+ */
+@Repository
+public class CourseTypeTagRelationDao extends BaseDao<CourseTypeTagRelation> {
+
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/dto/CourseQueryDto.java

@@ -1,5 +1,6 @@
 package com.xboe.module.course.dto;
 
+import com.xboe.module.course.entity.CourseTag;
 import lombok.Data;
 
 import java.util.List;
@@ -140,4 +141,6 @@ public class CourseQueryDto {
      */
     private String userId;
 
+    private String tags;
+
 }

servers/boe-server-all/src/main/java/com/xboe/module/course/dto/CourseTagQueryDto.java

@@ -0,0 +1,40 @@
+package com.xboe.module.course.dto;
+
+import lombok.Data;
+
+/**
+ * 课程标签查询的条件对象
+ * @ClassName:CourseTagQueryDto
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2517:02
+ */
+@Data
+public class CourseTagQueryDto {
+
+    /**
+     * 标签id
+     */
+    private String id;
+
+    /**
+     * 标签名称
+     */
+    private String tagName;
+
+
+    /**
+     * 是否热点标签（ 0-否(默认) 1-是）
+     */
+    private Boolean isHot;
+
+    /**
+     * 排序字段
+     */
+    private String orderField;
+
+    /**
+     * 排序顺序
+     */
+    private Boolean orderAsc;
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/dto/CourseTagRelationDto.java

@@ -0,0 +1,49 @@
+package com.xboe.module.course.dto;
+
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Column;
+import java.time.LocalDateTime;
+import java.util.Date;
+
+/**
+ * @ClassName:CourseTagRelationDto
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2815:00
+ */
+@Data
+@NoArgsConstructor
+public class CourseTagRelationDto{
+
+    private String id;
+    private String courseId;
+    private String tagId;
+    private String tagName;
+    private String courseName;
+    private String sysCreateBy;
+    private Date sysCreateTime;
+    private String otherTags; // 改为字符串类型，与 GROUP_CONCAT 结果匹配
+    private String sysType1;
+    private String sysType2;
+    private String sysType3;
+
+    // 添加匹配查询字段顺序的构造函数
+    public CourseTagRelationDto(
+            String id,
+            String courseId,
+            String tagId,
+            String courseName,
+            String sysCreateBy,
+            Date sysCreateTime,
+            String otherTags
+    ) {
+        this.id = id;
+        this.courseId = courseId;
+        this.tagId = tagId;
+        this.courseName = courseName;
+        this.sysCreateBy = sysCreateBy;
+        this.sysCreateTime = sysCreateTime;
+        this.otherTags = otherTags;
+    }
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTag.java

@@ -0,0 +1,92 @@
+package com.xboe.module.course.entity;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import com.xboe.core.SysConstant;
+import com.xboe.core.orm.BaseEntity;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Table;
+import java.time.LocalDateTime;
+
+/**
+ * 在线课程的标签类
+ * @ClassName:CourseTag
+ * @author:zhengge@oracle.com
+ * @since:2025/7/25 16:37
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Entity
+@Table(name = SysConstant.TABLE_PRE+"course_tag")
+public class CourseTag extends BaseEntity {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 标签名称
+     */
+    @Column(name = "tag_name",nullable=false, length = 50)
+    private String tagName;
+
+    /**
+     * 是否设置为公共标签
+     */
+    @Column(name = "is_public",length = 1)
+    private Boolean isPublic;
+
+    /**
+     * 是否设置为热点标签
+     */
+    @Column(name = "is_hot",length = 1)
+    private Boolean isHot;
+
+    /**
+     * 使用次数(关联课程数)
+     */
+    @Column(name = "use_count",length = 1)
+    private Integer useCount;
+
+    /**
+     * 最近设置为公共标签的时间
+     */
+    @Column(name = "last_set_public_time", nullable = true)
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private LocalDateTime lastSetPublicTime;
+
+    /**
+     * 最近设置为热点标签的时间
+     */
+    @Column(name = "last_set_hot_time", nullable = true)
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private LocalDateTime lastSetHotTime;
+
+    public CourseTag() {
+
+    }
+    public CourseTag(Long id, Boolean isPublic,Boolean isHot) {
+        this.setId(String.valueOf(id));
+        this.isPublic=isPublic;
+        this.isHot=isHot;
+    }
+
+
+    public CourseTag(String id,String tagName,String sysCreateBy,String sysCreateAid,LocalDateTime sysCreateTime,
+                     Boolean isPublic,Boolean isHot,Integer useCount,LocalDateTime lastSetPublicTime,LocalDateTime lastSetHotTime,Boolean deleted){
+        this.setId(id);
+        this.setTagName(tagName);
+        super.setSysCreateBy(sysCreateBy);
+        super.setSysCreateAid(sysCreateAid);
+        super.setSysCreateTime(sysCreateTime);
+        this.isPublic = isPublic;
+        this.isHot = isHot;
+        this.useCount = useCount;
+        this.lastSetPublicTime = lastSetPublicTime;
+        this.lastSetHotTime = lastSetHotTime;
+        super.setDeleted(deleted);
+    }
+
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTagRelation.java

@@ -0,0 +1,37 @@
+package com.xboe.module.course.entity;
+
+import com.xboe.core.SysConstant;
+import com.xboe.core.orm.BaseEntity;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Table;
+
+/**
+ * @ClassName:CourseTagRelation
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2814:54
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Entity
+@Table(name = SysConstant.TABLE_PRE+"course_tag_relation")
+public class CourseTagRelation extends BaseEntity {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 课程Id
+     */
+    @Column(name = "course_id",length = 20)
+    private Long courseId;
+
+    /**
+     * 标签id
+     */
+    @Column(name = "tag_id",length = 20)
+    private Long tagId;
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTypeTagRelation.java

@@ -0,0 +1,39 @@
+package com.xboe.module.course.entity;
+
+import com.xboe.core.SysConstant;
+import com.xboe.core.orm.BaseEntity;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Table;
+
+/**
+ * @ClassName:CourseTypeTagRelation
+ * @author:zhengge@oracle.com
+ * @since:2025/8/111:02
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Entity
+@Table(name = SysConstant.TABLE_PRE+"course_type_tag_relation")
+public class CourseTypeTagRelation extends BaseEntity {
+
+    private static final long serialVersionUID = 1L;
+
+    @Column(name = "sys_type1",length = 20)
+    private String sysType1;
+
+    @Column(name = "sys_type2",length = 20)
+    private String sysType2;
+
+    @Column(name = "sys_type3",length = 20)
+    private String sysType3;
+
+    @Column(name = "tag_id",length = 20)
+    private String tagId;
+
+
+
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/service/CourseToCourseFullText.java

@@ -52,6 +52,7 @@ public class CourseToCourseFullText {
 		cft.setTeacher("");
 		cft.setTeacherCode("");
 		cft.setType(c.getType());
+		cft.setTags(c.getTags());
 		if(c.getOpenCourse()==null) {
 			cft.setOpenCourse(0);
 		}else {

servers/boe-server-all/src/main/java/com/xboe/module/course/service/ICourseService.java

@@ -343,4 +343,6 @@ public interface ICourseService {
 
     List<Course> findByIds(List<String> courseIds);
     void deletedStudyResourceBatchByCourseIdAndType(String courseId,Integer courseType);
+
+    void getPhpCourseData();
 }

servers/boe-server-all/src/main/java/com/xboe/module/course/service/ICourseTagService.java

@@ -0,0 +1,92 @@
+package com.xboe.module.course.service;
+
+import com.xboe.common.OrderCondition;
+import com.xboe.common.PageList;
+import com.xboe.core.CurrentUser;
+import com.xboe.core.JsonResponse;
+import com.xboe.core.orm.IFieldFilter;
+import com.xboe.module.article.entity.Article;
+import com.xboe.module.course.dto.CourseTagQueryDto;
+import com.xboe.module.course.dto.CourseTagRelationDto;
+import com.xboe.module.course.entity.CourseTag;
+import com.xboe.module.course.entity.CourseTagRelation;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import java.util.List;
+
+/**
+ * @InterfaceName:ICourseTagService
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2516:53
+ */
+public interface ICourseTagService {
+
+    /**
+     * 分页查询标签列表,使用自定义filter
+     * @param pageIndex
+     * @param pageSize
+     * @return
+     */
+    PageList<CourseTag> query(Integer pageIndex, Integer pageSize, List<IFieldFilter> filters, OrderCondition order);
+
+    /**
+     * 分页查询指定id标签关联的课程列表,使用自定义filter
+     * @param pageIndex
+     * @param pageSize
+     * @return
+     */
+    PageList<CourseTagRelationDto> getCourseByTag(Integer pageIndex, Integer pageSize, Long tagId, Boolean isAsc);
+
+    /**
+     * 修改指定id的课程标签的公共属性
+     * @param id
+     * @param isPublic
+     * @return
+     */
+    void changePublicStatus(Long id,Boolean isPublic);
+
+    /**
+     * 修改指定id的课程标签的热点属性
+     * @param id
+     * @param isHot
+     * @return
+     */
+    void changeHotStatus(Long id,Boolean isHot);
+
+    /**
+     * 解除指定id的课程和某个标签之间的关联关系
+     * @return
+     */
+    void unbind(String id);
+
+    /**
+     * 根据标签名称进行检索(模糊查询)
+     * @param tagName
+     * @return 符合检索条件的所有公共标签
+     */
+    List<CourseTag> searchTags(String tagName);
+
+    /**
+     * 创建新标签,并与当前课程绑定
+     * @param courseTagRelationDto
+     * @return
+     */
+    CourseTag createTag(CourseTagRelationDto courseTagRelationDto);
+
+    /**
+     * 根据课程类型获取热点标签
+     * @param courseTagRelationDto
+     * @return
+     */
+    List<CourseTag> getHotTagList(CourseTagRelationDto courseTagRelationDto);
+
+    /**
+     * 根据多个id获取标签
+     * @param id
+     * @return
+     */
+    List<CourseTag> getTagsByIds(String id);
+
+    CourseTag getTagByName(String tagName);
+}

servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseServiceImpl.java

@@ -16,11 +16,21 @@ import javax.annotation.Resource;
 import javax.management.Query;
 
 import cn.hutool.core.collection.CollectionUtil;
+import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.http.HttpRequest;
+import cn.hutool.http.HttpResponse;
+import cn.hutool.http.HttpUtil;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson2.JSON;
 import com.xboe.api.ThirdApi;
 import com.xboe.core.orm.*;
+import com.xboe.module.course.dto.CourseTagRelationDto;
+import com.xboe.module.course.entity.*;
+import com.xboe.module.course.service.ICourseTagService;
 import com.xboe.school.study.dao.StudyCourseDao;
 import com.xboe.school.study.entity.StudyCourse;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.http.client.HttpClient;
 import org.elasticsearch.client.RequestOptions;
 import org.elasticsearch.client.RestHighLevelClient;
 import org.elasticsearch.index.query.BoolQueryBuilder;
@@ -53,12 +63,6 @@ import com.xboe.module.course.dao.CourseUpdateLogDao;
 import com.xboe.module.course.dto.CourseFullDto;
 import com.xboe.module.course.dto.CourseQueryDto;
 import com.xboe.module.course.dto.RankingDto;
-import com.xboe.module.course.entity.Course;
-import com.xboe.module.course.entity.CourseCrowd;
-import com.xboe.module.course.entity.CourseHRBPAudit;
-import com.xboe.module.course.entity.CourseSection;
-import com.xboe.module.course.entity.CourseTeacher;
-import com.xboe.module.course.entity.CourseUpdateLog;
 import com.xboe.module.course.service.ICourseFullTextSearch;
 import com.xboe.module.course.service.ICourseService;
 import com.xboe.module.interaction.service.ICourseGradeService;
@@ -98,7 +102,8 @@ public class CourseServiceImpl implements ICourseService {
 
     @Resource
     private CourseHRBPAuditDao courseHRBPAuditDao;
-
+    @Resource
+    private ICourseTagService courseTagService;
 
     @Resource
     private SysLogAuditDao logAuditDao;//审核日志记录
@@ -124,8 +129,6 @@ public class CourseServiceImpl implements ICourseService {
 
     @Resource
     RestHighLevelClient restHighLevelClient;
-
-
   
     /**
      * 生成过滤条件
@@ -978,7 +981,6 @@ public class CourseServiceImpl implements ICourseService {
 
         Course c = full.getCourse();//当前的课程信息
         Course nowCourse = courseDao.get(c.getId());//修改之前的课程信息
-
         StringBuffer stringBuffer = new StringBuffer("[");
         //追加日志内容
         appendUpdateLog(stringBuffer, nowCourse, c);
@@ -996,6 +998,21 @@ public class CourseServiceImpl implements ICourseService {
         if (c.getVisible() == null) {
             c.setVisible(true);
         }
+        if (c.getTags() != null && !c.getTags().isEmpty()){
+            CourseTagRelationDto courseTagRelationDto = new CourseTagRelationDto();
+            courseTagRelationDto.setCourseId(c.getId());
+            courseTagRelationDto.setSysType1(c.getSysType1());
+            courseTagRelationDto.setSysType2(c.getSysType2());
+            courseTagRelationDto.setSysType3(c.getSysType3());
+            String tags = c.getTags();
+            List<CourseTag> tagList = courseTagService.getTagsByIds(tags);
+            if (ObjectUtil.isNotEmpty(tagList)){
+                for (CourseTag tag : tagList) {
+                    courseTagRelationDto.setTagName(tag.getTagName());
+                    courseTagService.createTag(courseTagRelationDto);
+                }
+            }
+        }
         courseDao.update(c);
         c.setSysVersion(courseDao.getVersion(c.getId()));
         full.getCourse().setSysVersion(c.getSysVersion());
@@ -1997,7 +2014,108 @@ public class CourseServiceImpl implements ICourseService {
 
         return courseDao.findListByHql("Select new Course(id,studys,score) from Course where id in(?1)", ids);
     }
+    private class Result{
+        private Boolean success;
+        private Data data;
+        private class Data{
+            private List<Map<String,Object>> result;
 
+            public List<Map<String, Object>> getResult() {
+                return result;
+            }
+
+            public void setResult(List<Map<String, Object>> result) {
+                this.result = result;
+            }
+        }
+
+        public void setData(Data data) {
+            this.data = data;
+        }
+
+        public Boolean getSuccess() {
+            return success;
+        }
+
+        public void setSuccess(Boolean success) {
+            this.success = success;
+        }
+
+        public Data getData() {
+            return data;
+        }
+    }
+
+    @Override
+    public void getPhpCourseData() {
+        HttpRequest request = HttpUtil.createGet("https://u.boe.com/api/b1/new-employee/course-list");
+        HttpResponse response = request.execute();
+        String body = response.body();
+        Result result = JSON.parseObject(body,Result.class);
+        log.info("php课程数据获取成功");
+        List<Map<String,Object>> phpCourseDataList = result.getData().getResult();
+        for (Map<String, Object> phpCourseData : phpCourseDataList){
+            log.info("开始同步数据:"+phpCourseData.get("course_name"));
+        }
+        List<Map<String,Object>> phpStudyCourseList = null;
+        // 查询数据库中是否存在php课程数据
+        for (int i = 0; i < phpCourseDataList.size(); i++) {
+            // 查询php的课程数据在数据库中是否已经存在
+            String phpCourseName = (String) phpCourseDataList.get(i).get("course_name");
+            Boolean exist = isCourseName(phpCourseName,"");
+            if (!exist){
+                log.info(phpCourseName+"不存在,开始同步");
+                Course newCourse = new Course();
+                // 设置学习人数
+                int studys = Integer.parseInt(phpCourseDataList.get(i).get("learned_number").toString());
+                newCourse.setStudys(studys);
+                // 设置系统版本
+                int version = Integer.parseInt(phpCourseDataList.get(i).get("version").toString());
+                newCourse.setSysVersion(version);
+                // 设置电脑端还是手机端可见
+                int pcDevice = Integer.parseInt(phpCourseDataList.get(i).get("is_display_pc").toString());
+                int mobileDevice = Integer.parseInt(phpCourseDataList.get(i).get("is_display_mobile").toString());
+                if (pcDevice == 1 &&  mobileDevice == 1){
+                    newCourse.setDevice(3);
+                } else if (pcDevice == 0 && mobileDevice == 1) {
+                    newCourse.setDevice(2);
+                }else if(pcDevice == 1 && mobileDevice == 0){
+                    newCourse.setDevice(1);
+                }
+                // 判断是否按照顺序学习
+                int orderStudy = Integer.parseInt(phpCourseDataList.get(i).get("mod_type").toString());
+                newCourse.setOrderStudy(orderStudy == 1 ? true : false);
+                // 设置课程简介
+                String summary = (String) phpCourseDataList.get(i).get("course_desc_nohtml");
+                newCourse.setSummary(summary);
+                // 设置课程类型
+                int courseType = Integer.parseInt(phpCourseDataList.get(i).get("course_type").toString());
+                newCourse.setType(courseType == 0 ? 20 : 30);
+                // 设置学习时长
+                int courseTime = Integer.parseInt(phpCourseDataList.get(i).get("course_period").toString());
+                newCourse.setStudyTime(courseTime);
+                // 设置课程封面
+                newCourse.setCoverImg("https://u.boe.com/pc/images/bgimg/course.png");
+                newCourse.setName(phpCourseName);
+                newCourse.setStatus(5);
+                newCourse.setComments(0);
+                newCourse.setDeleted(false);
+                newCourse.setEnabled(true);
+                newCourse.setFavorites(0);
+                newCourse.setIsTop(false);
+                newCourse.setViews(0);
+                newCourse.setPraises(0);
+                newCourse.setTrampleCount(0);
+                newCourse.setShares(0);
+                newCourse.setScore(0f);
+
+                courseDao.save(newCourse);
+            }else {
+                log.info(phpCourseName+"存在");
+            }
+        }
+
+    }
     @Override
     public void deletedStudyResourceBatchByCourseIdAndType(String courseId, Integer courseType) {
         DeleteByQueryRequest request = new DeleteByQueryRequest("new_study_resource");

servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseTagServiceImpl.java

@@ -0,0 +1,343 @@
+package com.xboe.module.course.service.impl;
+
+import com.xboe.common.OrderCondition;
+import com.xboe.common.PageList;
+import com.xboe.core.orm.FieldFilters;
+import com.xboe.core.orm.IFieldFilter;
+import com.xboe.core.orm.QueryBuilder;
+import com.xboe.module.course.dao.CourseDao;
+import com.xboe.module.course.dao.CourseTagDao;
+import com.xboe.module.course.dao.CourseTagRelationDao;
+import com.xboe.module.course.dao.CourseTypeTagRelationDao;
+import com.xboe.module.course.dto.CourseTagRelationDto;
+import com.xboe.module.course.entity.Course;
+import com.xboe.module.course.entity.CourseTag;
+import com.xboe.module.course.entity.CourseTagRelation;
+import com.xboe.module.course.entity.CourseTypeTagRelation;
+import com.xboe.module.course.service.ICourseService;
+import com.xboe.module.course.service.ICourseTagService;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.util.*;
+
+/**
+ * @ClassName:CourseTagServiceImpl
+ * @author:zhengge@oracle.com
+ * @since:2025/7/2516:55
+ */
+@Slf4j
+@Service
+@Transactional
+public class CourseTagServiceImpl implements ICourseTagService {
+
+    @Resource
+    private CourseTagDao courseTagDao;
+    @Resource
+    PublishCourseUtil publishUtil;
+    @Resource
+    private CourseTagRelationDao courseTagRelationDao;
+
+    @Resource
+    private CourseTypeTagRelationDao courseTypeTagRelationDao;
+    @Resource
+    private CourseDao courseDao;
+
+    /**
+     * 课程标签分页查询
+     * @param pageIndex
+     * @param pageSize
+     * @param filters
+     * @param order
+     * @return
+     */
+    @Override
+    public PageList<CourseTag> query(Integer pageIndex, Integer pageSize, List<IFieldFilter> filters, OrderCondition order) {
+        QueryBuilder query=QueryBuilder.from(CourseTag.class);
+        query.setPageIndex(pageIndex);
+        query.setPageSize(pageSize);
+        filters.add(FieldFilters.eq("deleted",false));
+        query.addFilters(filters);
+        if(order!=null) {
+            query.addOrder(order);
+        }else {
+            query.addOrder(OrderCondition.desc("sysCreateTime"));
+        }
+        return courseTagDao.findPage(query.builder());
+    }
+
+    /**
+     * 分页查询指定id标签关联的课程
+     * @param pageIndex
+     * @param pageSize
+     * @param tagId
+     * @param isAsc
+     * @return
+     */
+    @Override
+    public PageList<CourseTagRelationDto> getCourseByTag(Integer pageIndex, Integer pageSize, Long tagId, Boolean isAsc) {
+        PageList<CourseTagRelationDto> list = null;
+        if(isAsc) {
+            list =  courseTagRelationDao.findCoursesWithRelatedTagsAsc(pageIndex,pageSize,tagId);
+        }else {
+            list =  courseTagRelationDao.findCoursesWithRelatedTagsDesc(pageIndex,pageSize,tagId);
+        }
+        return list;
+    }
+
+    /**
+     * 修改指定id的课程标签的公共属性
+     * @param id
+     * @param isPublic
+     * @return
+     */
+    @Override
+    public void changePublicStatus(Long id, Boolean isPublic) {
+        CourseTag courseTag = courseTagDao.findOne(FieldFilters.eq("id", String.valueOf(id)));
+        if (courseTag!=null){
+            courseTag.setIsPublic(isPublic);
+            courseTag.setLastSetPublicTime(isPublic?LocalDateTime.now():null);
+            courseTagDao.update(courseTag);
+        }
+    }
+
+    /**
+     * 修改指定id的课程标签的热点属性
+     * @param id
+     * @param isHot
+     * @return
+     */
+    @Override
+    public void changeHotStatus(Long id, Boolean isHot) {
+        CourseTag courseTag = courseTagDao.findOne(FieldFilters.eq("id", String.valueOf(id)));
+        if (courseTag!=null){
+            courseTag.setIsHot(isHot);
+            courseTag.setLastSetHotTime(isHot?LocalDateTime.now():null);
+            courseTagDao.update(courseTag);
+        }
+    }
+
+    /**
+     * 解除指定id的课程和某个标签之间的关联关系
+     * @return
+     */
+    @Override
+    public void unbind(String id) {
+        //根据主键查询关联关系
+        CourseTagRelation courseTagRelation = courseTagRelationDao.findOne(FieldFilters.eq("id", id));
+        if (courseTagRelation != null){
+            //修改该标签关联课程数
+            CourseTag courseTag = courseTagDao.findOne(FieldFilters.eq("id", String.valueOf(courseTagRelation.getTagId())));
+            if (courseTag != null){
+                courseTag.setUseCount(courseTag.getUseCount()>1?courseTag.getUseCount()-1:0);
+                courseTagDao.updateFieldById(courseTag.getId(),"useCount",courseTag.getUseCount());
+            }
+            //解绑(删除关联关系)
+            courseTagRelationDao.setDeleted(id);
+            Course course = courseDao.get(courseTagRelation.getCourseId().toString());
+            String tags = course.getTags();
+            if (StringUtils.isNotBlank(tags)){
+                String[] tagIds = tags.split(",");
+                List<String> tagIdList = new ArrayList<>();
+                for (String tagId : tagIds){
+                    if (!tagId.equals(courseTagRelation.getTagId().toString())){
+                        tagIdList.add(tagId);
+                    }
+                }
+                // 数据格式:1,2,3
+                String s = StringUtils.join(tagIdList, ",");
+                if (!"".equals(s)){
+                    s+=",";
+                }
+                course.setTags(s);
+            }
+            // 同步ES
+            publishUtil.fullTextPublish(course);
+        }
+    }
+
+    /**
+     * 根据标签名称进行检索(模糊查询)
+     * @param tagName
+     * @return 符合检索条件的所有公共标签
+     */
+    @Override
+    public List<CourseTag> searchTags(String tagName){
+        QueryBuilder query=QueryBuilder.from(CourseTag.class);
+        List<IFieldFilter> filters = new ArrayList<>();
+        filters.add(FieldFilters.eq("deleted",false));//未删除
+        filters.add(FieldFilters.eq("isPublic",true));//公共标签
+        filters.add(FieldFilters.like("tagName",tagName));//模糊检索
+        query.addFilters(filters);
+        List<CourseTag> courseTagList = courseTagDao.findList(query.builder());
+        return courseTagList;
+    }
+
+    /**
+     * 创建新标签,并与指定课程绑定
+     * @param courseTagRelationDto
+     * @return
+     */
+    @Override
+    public CourseTag createTag(CourseTagRelationDto courseTagRelationDto) {
+        CourseTag courseTag = null;
+        String tagName = courseTagRelationDto.getTagName();
+        Long courseId = Long.valueOf(courseTagRelationDto.getCourseId());
+        //1.创建标签：先判断是否已经存在该标签
+        QueryBuilder query=QueryBuilder.from(CourseTag.class);
+        List<IFieldFilter> filters = new ArrayList<>();
+        filters.add(FieldFilters.eq("tagName",tagName));//精确匹配
+        query.addFilters(filters);
+        List<CourseTag> courseTagList = courseTagDao.findList(query.builder());
+        if (courseTagList==null || courseTagList.size()==0){//1.1 如果该标签不存在，则新建标签
+            courseTag = new CourseTag();
+            courseTag.setTagName(tagName);
+            courseTag.setIsPublic(false);
+            courseTag.setIsHot(false);
+            courseTag.setUseCount(1);
+            courseTagDao.save(courseTag);
+            //新建一条标签和课程的关联关系
+            CourseTagRelation courseTagRelation = new CourseTagRelation();
+            courseTagRelation.setTagId(Long.valueOf(courseTag.getId()));
+            courseTagRelation.setCourseId(courseId);
+            courseTagRelationDao.save(courseTagRelation);
+        }else {//1.2 否则修改标签
+            courseTag=courseTagList.get(0);
+            // 当同一标签被3个及以上课管创建时，默认开启这个标签的公共化
+            if(courseTag.getUseCount() >= 3){
+                courseTag.setIsPublic(true);
+            }
+            courseTag.setDeleted(false);//有可能是之前被删除的标签，这里恢复为有效
+            //查找改课程与这个标签是否已经建立关联关系
+            query=QueryBuilder.from(CourseTagRelation.class);
+            filters = new ArrayList<>();
+            filters.add(FieldFilters.eq("tagId",Long.valueOf(courseTag.getId())));//精确匹配
+            filters.add(FieldFilters.eq("courseId",courseId));//精确匹配
+            query.addFilters(filters);
+            List<CourseTagRelation> courseTagRelationList = courseTagRelationDao.findList(query.builder());
+            //1.2.1 如果还未建立关联关系，则新建一条标签和课程的关联关系
+            if (courseTagRelationList==null || courseTagRelationList.size()==0){
+                CourseTagRelation courseTagRelation = new CourseTagRelation();
+                courseTagRelation.setTagId(Long.valueOf(courseTag.getId()));
+                courseTagRelation.setCourseId(courseId);
+                courseTagRelationDao.save(courseTagRelation);
+                //更新该标签的关联课程数量
+                courseTag.setUseCount(courseTag.getUseCount()+1);
+            }else {//1.2.2 否则修改该标签和课程的关联关系
+                CourseTagRelation courseTagRelation = courseTagRelationList.get(0);
+                if (courseTagRelation.getDeleted()){//之前"解绑",这里恢复为有效
+                    courseTagRelation.setDeleted(false);
+                    courseTagRelationDao.saveOrUpdate(courseTagRelation);
+                    //更新该标签的关联课程数量
+                    courseTag.setUseCount(courseTag.getUseCount()+1);
+                }
+            }
+            courseTagDao.saveOrUpdate(courseTag);
+        }
+        //2.创建该标签和课程分类之间的关联关系
+        courseTagRelationDto.setTagId(courseTag.getId());
+        createCourseTypeAndTagRelation(courseTagRelationDto);
+        return courseTag;
+    }
+
+    @Override
+    public CourseTag getTagByName(String tagName) {
+        CourseTag courseTag = courseTagDao.getTagByName(tagName);
+        return courseTag;
+    }
+
+    @Override
+    public List<CourseTag> getTagsByIds(String id) {
+        // id=17,18
+        List<CourseTag> courseTagList = courseTagDao.getTagsByIds(id);
+        return courseTagList;
+    }
+
+    /**
+     * 获取热门标签
+     * @param courseTagRelationDto
+     * @return
+     */
+    @Override
+    public List<CourseTag> getHotTagList(CourseTagRelationDto courseTagRelationDto) {
+        List<CourseTag> hotTagList = null;
+        if (StringUtils.isNotBlank(courseTagRelationDto.getSysType1()) ||
+                StringUtils.isNotBlank(courseTagRelationDto.getSysType2()) ||
+                StringUtils.isNotBlank(courseTagRelationDto.getSysType3())){
+            String sysType1 = courseTagRelationDto.getSysType1();
+            String sysType2 = courseTagRelationDto.getSysType2();
+            String sysType3 = courseTagRelationDto.getSysType3();
+            hotTagList = courseTagDao.getHotTagListBySysTypes(sysType1,sysType2,sysType3);
+        }else {
+            hotTagList = courseTagDao.getHotTagList();
+        }
+        return hotTagList;
+    }
+
+    /**
+     * 创建标签和课程分类之间的关联关系
+     * @param courseTagRelationDto
+     */
+    private void createCourseTypeAndTagRelation(CourseTagRelationDto courseTagRelationDto){
+        String sysType1 = courseTagRelationDto!=null?courseTagRelationDto.getSysType1():null;
+        String tagId = courseTagRelationDto!=null?courseTagRelationDto.getTagId():null;
+        if (StringUtils.isNotBlank(sysType1) && StringUtils.isNotBlank(tagId)){
+            String sysType2 = courseTagRelationDto.getSysType2();
+            String sysType3 = courseTagRelationDto.getSysType3();
+            //判断数据库中该课程分类和标签是否已经存在关联关系
+            if (!isHadCourseTypeAndTagRelation(courseTagRelationDto,true)){//不存在，则新建
+                CourseTypeTagRelation courseTypeTagRelation = new CourseTypeTagRelation();
+                courseTypeTagRelation.setSysType1(sysType1);
+                courseTypeTagRelation.setSysType2(StringUtils.isNotBlank(sysType2)?sysType2:"0");
+                courseTypeTagRelation.setSysType3(StringUtils.isNotBlank(sysType3)?sysType3:"0");
+                courseTypeTagRelation.setTagId(tagId);
+                courseTypeTagRelationDao.save(courseTypeTagRelation);
+            }
+        }
+    }
+
+    /**
+     * 判断数据库制定的课程分类和标签是否已经存在关联关系
+     * @param courseTagRelationDto
+     * @param clearFlag 清理标识  true：清理已存在的数据，只保留一条有效数据
+     * @return  true:已存在；false:不存在
+     */
+    private Boolean isHadCourseTypeAndTagRelation(CourseTagRelationDto courseTagRelationDto,Boolean clearFlag){
+        QueryBuilder query=QueryBuilder.from(CourseTypeTagRelation.class);
+        List<IFieldFilter> filters = new ArrayList<>();
+        filters.add(FieldFilters.eq("sysType1",courseTagRelationDto.getSysType1()));//一级分类
+        filters.add(FieldFilters.eq("sysType2",courseTagRelationDto.getSysType1()));//二级分类
+        filters.add(FieldFilters.eq("sysType3",courseTagRelationDto.getSysType1()));//三级分类
+        filters.add(FieldFilters.eq("tagId",courseTagRelationDto.getTagId()));
+        List<CourseTypeTagRelation> courseTypeTagRelList = courseTypeTagRelationDao.findList(query.addFilters(filters).builder());
+        Boolean isExist = (courseTypeTagRelList!=null && courseTypeTagRelList.size()>0)?true:false;
+        if (isExist && clearFlag ){
+            List<CourseTypeTagRelation> toRemove = new ArrayList<>();
+            for (CourseTypeTagRelation courseTypeTagRel : courseTypeTagRelList) {
+                if (courseTypeTagRel.getDeleted()) {//如果是逻辑删的本次物理删除
+                    courseTypeTagRelationDao.getGenericDao().delete(courseTypeTagRel);
+                    toRemove.add(courseTypeTagRel);
+                }
+            }
+            courseTypeTagRelList.removeAll(toRemove);//移除逻辑删的数据
+            //如果还存在有效数据
+            if (courseTypeTagRelList!=null && courseTypeTagRelList.size()>0){
+                //只保留一条有效数据，其余物理删除
+                for (int i = courseTypeTagRelList.size() - 1; i >= 1; i--) {
+                    CourseTypeTagRelation courseTypeTagRel = courseTypeTagRelList.get(i);
+                    if (courseTypeTagRel.getDeleted()) {
+                        courseTypeTagRelationDao.getGenericDao().delete(courseTypeTagRel);
+                        courseTypeTagRelList.remove(i); // 倒序删除不影响未遍历的索引
+                    }
+                }
+                isExist = true;//存在一条有效数据
+            }else {
+                isExist = false;//不存在有效数据了
+            }
+        }
+        return isExist;
+    }
+}