肖海南学生管理模糊分页功能修改

src/main/java/com/teaching/backend/service/impl/umsAdmin/UmsStudentManageServiceImpl.java

@@ -53,7 +53,7 @@ public class UmsStudentManageServiceImpl extends ServiceImpl<UmsStudentManageMap
     @Override
     public Map<String, Object> pageQuery(UmsStudentPageQueryDTO umsStudentPageQueryDTO) {
 
-        LinkedHashSet<UmsStudentManage> umsStudentManages = coursesService.queryTeacherByStudentList(umsStudentPageQueryDTO.getName());
+        LinkedHashSet<UmsStudentManage> umsStudentManages = coursesService.queryTeacherByStudentList(umsStudentPageQueryDTO.getUserId());
 
         //总记录数
         int totalCount = umsStudentManages.size();
@@ -61,17 +61,34 @@ public class UmsStudentManageServiceImpl extends ServiceImpl<UmsStudentManageMap
         //总页数
         int totalPages = (int) Math.ceil((double) totalCount / umsStudentPageQueryDTO.getPageSize());
 
-        List<UmsStudentManage> umsStudentManageList = umsStudentManages.stream()
-                .skip((umsStudentPageQueryDTO.getPage() - 1) * umsStudentPageQueryDTO.getPageSize())
-                .limit(umsStudentPageQueryDTO.getPageSize())
-                .collect(Collectors.toList());
-
         Map<String, Object> result = new HashMap<>();
-        result.put("Records", umsStudentManageList);
         result.put("totalCount", totalCount);
         result.put("totalPages", totalPages);
         result.put("currentPage", umsStudentPageQueryDTO.getPage());
 
+        //对集合里的数据进行模糊和分页查询
+        if (umsStudentPageQueryDTO.getName() != null){
+            List<UmsStudentManage> umsStudentManageList = umsStudentManages.stream()
+                    .filter(studentManage -> studentManage.getName().contains(umsStudentPageQueryDTO.getName()))
+                    .skip((umsStudentPageQueryDTO.getPage() - 1) * umsStudentPageQueryDTO.getPageSize())
+                    .limit(umsStudentPageQueryDTO.getPageSize())
+                    .collect(Collectors.toList());
+            result.put("Records", umsStudentManageList);
+        }else if (umsStudentPageQueryDTO.getNumber() != null){
+            List<UmsStudentManage> umsStudentManageList = umsStudentManages.stream()
+                    .filter(studentManage -> studentManage.getNumber().contains(umsStudentPageQueryDTO.getNumber()))
+                    .skip((umsStudentPageQueryDTO.getPage() - 1) * umsStudentPageQueryDTO.getPageSize())
+                    .limit(umsStudentPageQueryDTO.getPageSize())
+                    .collect(Collectors.toList());
+            result.put("Records", umsStudentManageList);
+        }else {
+            List<UmsStudentManage> umsStudentManageList = umsStudentManages.stream()
+                    .skip((umsStudentPageQueryDTO.getPage() - 1) * umsStudentPageQueryDTO.getPageSize())
+                    .limit(umsStudentPageQueryDTO.getPageSize())
+                    .collect(Collectors.toList());
+            result.put("Records", umsStudentManageList);
+        }
+
         return result;
     }