首页课程排行榜排序问题

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

@@ -105,7 +105,16 @@ public interface ICourseService {
      * @return
      */
     PageList<Course> findSimplePage(int pageIndex, int pageSize, CourseQueryDto dto);
-    
+
+    /**
+     * 只是查询少量字段
+     * @param pageIndex
+     * @param pageSize
+     * @param dto
+     * @return
+     */
+    List<Course> findSimpleList(int pageSize,CourseQueryDto dto);
+
     
     /**
      * 添加课程

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

@@ -6,6 +6,7 @@ import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 import javax.annotation.Resource;
 
@@ -319,7 +320,61 @@ public class CourseServiceImpl implements ICourseService {
 		
 		return rs;
 	}
-	
+
+	@Override
+	public List<Course> findSimpleList(int pageSize, CourseQueryDto dto) {
+		List<IFieldFilter> filters = createFilters(dto);
+		//自动添加过滤已删除
+		filters.add(FieldFilters.eq("deleted",false));
+		filters.add(FieldFilters.eq("enabled",true));
+
+		QueryBuilder query=QueryBuilder.from(Course.class).addFilters(filters);
+
+		if(dto.getTopOrder()!=null) {
+			if(dto.getTopOrder()){
+				query.addOrder(OrderCondition.desc("isTop"));
+				query.addOrder(OrderCondition.desc("topTime"));
+			}
+		}
+		OrderCondition oc=null;
+		if(StringUtils.isNotBlank(dto.getOrderField())) {
+			if(dto.getOrderAsc()==null || dto.getOrderAsc()) {
+				oc=OrderCondition.asc(dto.getOrderField());
+			}else {
+				oc=OrderCondition.desc(dto.getOrderField());
+			}
+		}else {
+			//oc=OrderCondition.desc("id");
+			//默认按发布时间排序
+			oc=OrderCondition.desc("publishTime");
+		}
+		query.addOrder(oc);
+
+//		if(dto.getTopOrder()!=null && dto.getTopOrder()){
+//			query.addOrder(OrderCondition.desc("topTime"));
+//		}
+
+		List<Course> courses = this.userHobbyList(dto.getAid(), dto.getOrderField(), dto.getOrderAsc());
+		if(courses!=null && courses.isEmpty()){
+			System.out.println(courses.size());
+			query.setPageSize(pageSize);
+		}
+		else{
+			System.out.println(courses.size());
+			query.setPageSize(pageSize-courses.size());
+			//重复的不包括
+			List<String> courseIds = courses.stream().map(Course::getId).collect(Collectors.toList());
+			query.addFilter(FieldFilters.notIn("id",courseIds));
+		}
+
+		query.addFields("new Course(id,type,name,coverImg,score,studys,comments,shares,praises,favorites,forUsers,value,summary,publishTime,isTop)");
+
+		List<Course> rs=courseDao.findList(query.builder());
+		System.out.println(rs.size()+"asdasd");
+		courses.addAll(rs);
+		return courses;
+	}
+
 	@Override
 	public void save(Course course) {
 		course.setComments(0);

servers/boe-server-all/src/main/java/com/xboe/school/api/PortalIndexApi.java

@@ -126,64 +126,78 @@ public class PortalIndexApi extends ApiBaseController{
 	 *推荐课程
 	 * */
 	@PostMapping("/courselist")
-	public JsonResponse<PageList<Course>> courseList(Pagination pager, CourseQueryDto dto){
-
+	public JsonResponse<List<Course>> courseList(Pagination pager, CourseQueryDto dto){
+		String aid = this.getCurrent().getAccountId();
 		dto.setPublish(true);
 		dto.setYearFilter(true);
-		PageList<Course> coursePageList = courseService.findSimplePage(pager.getPageIndex(), pager.getPageSize(),dto);
-
-		String aid = this.getCurrent().getAccountId();
-		List<Course> courses = courseService.userHobbyList(aid,dto.getOrderField(),dto.getOrderAsc());
-
-		PageList<Course> pageList = new PageList<>();
-		pageList.setList(new ArrayList<Course>());
-		pageList.setPageSize(6);
-		pageList.setCount(coursePageList.getCount());
-
-		int i=0;
-		if(!courses.isEmpty()){
-			for (Course c:courses) {
-				pageList.getList().add(i,c);
-				i++;
-//				coursePageList.getList().remove(coursePageList.getList().size()-i);
-			}
-		}
-		if(!courses.isEmpty()){
-			for (Course c:courses) {
-				for (Course c1:coursePageList.getList()) {
-					if(c.getId().equals(c1.getId())){
-						coursePageList.getList().remove(c1);
-					}
-				}
-			}
-		}
+		dto.setAid(aid);
+		List<Course> coursePageList = courseService.findSimpleList( pager.getPageSize(),dto);
 
 
-		//并添加
-
-		for (Course c:coursePageList.getList()) {
-			if(pageList.getList().size()<6){
-				pageList.getList().add(c);
-			}
-			if(pageList.getList().size()>=6){
-				break;
-			}
-		}
-		
-		//去重,
-
+//		List<Course> courses = courseService.userHobbyList(aid,dto.getOrderField(),dto.getOrderAsc());
+//
+//		PageList<Course> pageList = new PageList<>();
+//		pageList.setList(new ArrayList<Course>());
+//		pageList.setPageSize(6);
+//		pageList.setCount(coursePageList.getCount());
+//
+//		int i=0;
+//		if(!courses.isEmpty()){
+//			for (Course c:courses) {
+//				pageList.getList().add(i,c);
+//				i++;
+////				coursePageList.getList().remove(coursePageList.getList().size()-i);
+//			}
+//		}
+////		if(!courses.isEmpty()){
+////			for (Course c:courses) {
+////				for (Course c1:coursePageList.getList()) {
+////					if(c.getId().equals(c1.getId())){
+////						coursePageList.getList().remove(c1);
+////					}
+////				}
+////			}
+////		}
+//
+//
+//		//并添加
+//
+//		for (Course c:coursePageList.getList()) {
+//			if(pageList.getList().size()<6){
+//				pageList.getList().add(c);
+//			}
+//			if(pageList.getList().size()>=6){
+//				break;
+//			}
+//		}
+//
+//		//去重,
+//		List<Course> collect = pageList.getList().stream().distinct().collect(Collectors.toList());
+//		if(collect.size()<pageList.getList().size()){
+//			for (Course c:collect) {
+//				for (Course c1:coursePageList.getList()) {
+//					if(!c.getId().equals(c1.getId())){
+//						collect.add(c1);
+//					}
+//					if(collect.size()>=6){
+//						break;
+//					}
+//				}
+//				break;
+//			}
+//		}
 
 
 		//提取教师信息
 		List<String> ids=new ArrayList<String>();
 
 
-		for(Course c :pageList.getList()) {
+		for(Course c :coursePageList) {
 			ids.add(c.getId());
 		}
 		List<CourseTeacher> teachers = courseService.findTeachersByCourseIds(ids);
 		//注意对于多个教师的情况，这里只是设置第一个教师
-		for(Course c :pageList.getList()) {
+		for(Course c :coursePageList) {
 			for(CourseTeacher ct : teachers) {
 				if(ct.getCourseId().equals(c.getId())) {
 					c.setSysCreateAid(ct.getTeacherId());
@@ -192,7 +206,7 @@ public class PortalIndexApi extends ApiBaseController{
 			}
 		}
 
-		return success(pageList);
+		return success(coursePageList);
 
 
 	}