diff --git a/AES-front/src/api/admin.js b/AES-front/src/api/admin.js
index 5e921e1..5fdba37 100644
--- a/AES-front/src/api/admin.js
+++ b/AES-front/src/api/admin.js
@@ -77,4 +77,7 @@ export default {
   addProblem:(data) => request.post('/problem/addProblem', data),
   findClassById: (data) => request.post('/classes/findClassById', data),
   editClassMessage: (data) => request.post('/classes/editClassMessage', data),
+  deleteScoringRubric:(data)=>request.post('/problem/deleteScoringRubric',data),
+  deleteScoringStandard:(data)=>request.post('/problem/deleteScoringStandard',data),
+  findAllProblemByCourseId:(data)=>request.post('/problem/findAllProblemByCourseId',data),
 }
diff --git a/AES-front/src/views/admin/course/course-list.vue b/AES-front/src/views/admin/course/course-list.vue
index c6b37dc..5dc6eca 100644
--- a/AES-front/src/views/admin/course/course-list.vue
+++ b/AES-front/src/views/admin/course/course-list.vue
@@ -175,8 +175,10 @@ const onAddProblem= async (courseId)=>{
         'AdminProblemAdd', query: { courseId: id
       } })
 }
-const onProblemStore= ()=>{
-  router.push({name: 'AdminProblemStore'})
+const onProblemStore=async (courseId)=>{
+  const { id } = courseId
+ await router.push({name: 'AdminProblemStore',
+   query: { courseId: id}})
 }
 const rowKey = (rowData) => {
   return rowData.id
diff --git a/AES-front/src/views/admin/problem/components/RubricList.vue b/AES-front/src/views/admin/problem/components/RubricList.vue
index ab41fd4..fcae55a 100644
--- a/AES-front/src/views/admin/problem/components/RubricList.vue
+++ b/AES-front/src/views/admin/problem/components/RubricList.vue
@@ -42,6 +42,15 @@ const loading =  ref(true)
 const ScoringRubricList =
   ref([])
 const role=userStore.getRole()
+const paginationReactive = reactive({
+  page: 1,
+  pageSize: 50,
+  showSizePicker: true,
+  pageSizes: [50, 100,150],
+  prefix ({ itemCount }) {
+    return `总共 ${itemCount} 条`
+  }
+})
 let columns = [
   {
     key: 'range',
@@ -110,7 +119,7 @@ watch(
   ()=>{
     if
     (router.currentRoute.value.fullPath==='/admin/problem/problem-scoring-standard') {
-      queryByPage()
+      queryByPage(paginationReactive.page)
     }
   }
 )
diff --git a/AES-front/src/views/admin/problem/problem-add.vue b/AES-front/src/views/admin/problem/problem-add.vue
index 5667d00..97f7805 100644
--- a/AES-front/src/views/admin/problem/problem-add.vue
+++ b/AES-front/src/views/admin/problem/problem-add.vue
@@ -50,7 +50,6 @@
 </template>
 
 <script setup>
-import { useRoute, useRouter } from 'vue-router'
 import {ref} from "vue";
 import api from "@/api/admin";
 import { useTagsStore } from '@/store'
@@ -58,6 +57,7 @@ import StandardsList
   from '@/views/admin/problem/components/StandardList.vue'
 import RichTextEditor
   from '@/components/common/RichTextEditor.vue'
+import { useRoute, useRouter } from 'vue-router'
 const tagsStore = useTagsStore()
 const path=ref('')
 const router = useRouter()
@@ -72,12 +72,13 @@ const problemInfoValue = ref({
 const problemInfoRef = ref(null)
 const descEditorHeight = ref('160px')
 
-const cancel = ()=>{
+const cancel = async () => {
+  await api.deleteScoringStandard({})
   tagsStore.removeTag(path.value)
-  router.push({path: 'problem-list'})
 }
 const onAdd = ()=>{
-  router.push({name: 'AdminProblemScoringStandard'})
+  router.push({name:
+      'AdminProblemScoringStandard',query:{courseId:courseId}})
 }
 const submit =async ()=> {
   if (problemInfoValue.value.title !== '' && problemInfoValue.value.description !== '') {
@@ -89,10 +90,10 @@ const submit =async ()=> {
       })
       $message.success("添加作业成功")
       tagsStore.removeTag(path.value)
-      await router.push({ name: 'AdminProblemList' })
+      // await router.push({ name: 'AdminProblemList' })
     } catch (err) {
       tagsStore.removeTag(path.value)
-      await router.push({ name: 'AdminProblemList' })
+      // await router.push({ name: 'AdminProblemList' })
     }
   } else if (problemInfoValue.value.title == "") {
     $message.error("作业名称不能为空")
diff --git a/AES-front/src/views/admin/problem/problem-scoring-rubric.vue b/AES-front/src/views/admin/problem/problem-scoring-rubric.vue
index 7588c31..30c9c4a 100644
--- a/AES-front/src/views/admin/problem/problem-scoring-rubric.vue
+++ b/AES-front/src/views/admin/problem/problem-scoring-rubric.vue
@@ -58,10 +58,12 @@
 </template>
 
 <script setup>
-import {useRouter} from "vue-router";
+import { useRoute, useRouter } from 'vue-router'
 import {ref} from "vue";
 import api from "@/api/admin";
 import { useTagsStore } from '@/store'
+const route = useRoute()
+const { courseId, history } = route.query
 import RichTextEditor
   from '@/components/common/RichTextEditor.vue'
 import { once } from '@/utils'
@@ -81,10 +83,7 @@ const handleDescEditorFocus = once(() => {
 })
 const cancel = ()=>{
   tagsStore.removeTag(path.value)
-  router.push({path: 'problem-scoring-standard'})
-}
-const onAdd = ()=>{
-  router.push({name: 'AdminProblemScoringRubric'})
+  router.push({path: 'problem-scoring-standard',query:{courseId:courseId}})
 }
 const submit =async ()=>{
   if(problemInfoValue.value.lowerLimit!==''&&problemInfoValue.value.upperLimit!==''&&problemInfoValue.value.description!==''){
@@ -94,10 +93,10 @@ const submit =async ()=>{
       })
       $message.success("添加评分细则成功")
       tagsStore.removeTag(path.value)
-      await router.push({name: 'AdminProblemScoringStandard'})
+      await router.push({name: 'AdminProblemScoringStandard',query:{courseId:courseId}})
     } catch (err) {
       tagsStore.removeTag(path.value)
-      await router.push({name: 'AdminProblemScoringStandard'})
+      await router.push({name: 'AdminProblemScoringStandard',query:{courseId:courseId}})
     }
   }else {
     $message.error("评分细则不能为空")
diff --git a/AES-front/src/views/admin/problem/problem-scoring-standard.vue b/AES-front/src/views/admin/problem/problem-scoring-standard.vue
index 1ac68f7..bc4ec00 100644
--- a/AES-front/src/views/admin/problem/problem-scoring-standard.vue
+++ b/AES-front/src/views/admin/problem/problem-scoring-standard.vue
@@ -51,14 +51,14 @@
 </template>
 
 <script setup>
-import {useRouter} from "vue-router";
+import { useRoute, useRouter } from 'vue-router'
 import { onMounted, ref } from 'vue'
 import api from "@/api/admin";
 import { useTagsStore } from '@/store'
 import RubricList from
     '@/views/admin/problem/components/RubricList.vue'
-import RichTextEditor
-  from '@/components/common/RichTextEditor.vue'
+const route = useRoute()
+const { courseId, history } = route.query
 const tagsStore = useTagsStore()
 const path=ref('')
 const router = useRouter()
@@ -70,11 +70,15 @@ const ScoringStandardInfoValue = ref({
 });
 const problemInfoRef = ref(null)
 
-const cancel = ()=>{
+const cancel = async () => {
+  await api.deleteScoringRubric({})
   tagsStore.removeTag(path.value)
+  await router.push({name:
+      'AdminProblemAdd',query:{courseId:courseId}})
 }
 const onAdd = ()=>{
-  router.push({name: 'AdminProblemScoringRubric'})
+  router.push({name:
+      'AdminProblemScoringRubric',query:{courseId:courseId}})
 }
 const submit =async ()=>{
   if(ScoringStandardInfoValue.value.dimension!==''&&ScoringStandardInfoValue.value.weight!==''){
@@ -84,10 +88,15 @@ const submit =async ()=>{
       })
       $message.success("添加评分标准成功")
       tagsStore.removeTag(path.value)
-      await router.push({name: 'AdminProblemAdd'})
+      await router.push({name:
+          'AdminProblemAdd', query: {
+          courseId: courseId
+        }})
     } catch (err) {
       tagsStore.removeTag(path.value)
-      await router.push({name: 'AdminProblemAdd'})
+      await router.push({name: 'AdminProblemAdd', query: {
+          courseId: courseId
+        }})
     }
   }else {
     $message.error("维度或权重不能为空")
diff --git a/AES-front/src/views/admin/problem/problem-store.vue b/AES-front/src/views/admin/problem/problem-store.vue
index 7193501..785ac23 100644
--- a/AES-front/src/views/admin/problem/problem-store.vue
+++ b/AES-front/src/views/admin/problem/problem-store.vue
@@ -16,7 +16,7 @@
                          class="flex-item"
                          style="margin-left: -30px">
               <n-input
-                v-model:value="ProblemInfoValue.ProblemId"
+                v-model:value="ProblemInfoValue.title"
                 style="min-width: 80px" placeholder=""></n-input>
             </n-form-item>
             <n-form-item style="margin-left: 20px">
@@ -56,9 +56,11 @@ import ProblemActions from
     './components/ProblemActions.vue';
 import {formatDateTime} from '@/utils';
 import { useUserStore } from '@/store';
-import { useRouter } from 'vue-router';
+import { useRoute, useRouter } from 'vue-router'
 import ProblemActions2
   from '@/views/admin/problem/components/ProblemActions2.vue'
+import problem
+  from '@/views/user/problem/index.vue'
 const rules=ref(null)
 const userStore = useUserStore()
 const router = useRouter()
@@ -69,6 +71,8 @@ const ProblemList =
 const options1=ref([])
 const role=userStore.getRole()
 const teacherId=ref()
+const route = useRoute()
+const { courseId, history } = route.query
 const paginationReactive = reactive({
   page: 1,
   pageSize: 50,
@@ -83,6 +87,7 @@ const ProblemInfoValue = ref({
   pageSize:paginationReactive.pageSize,
   id:0,
   teacherId:'',
+  title:""
 });
 const onAdd = ()=>{
   router.push({name: 'AdminProblemAdd'})
@@ -110,9 +115,7 @@ watch(()=>ProblemInfoValue.value.id,
     options1.value=[]
     queryByPage1(newVal)
   })
-let columns
-if (role[0]=='admin'){
-  columns = [
+let columns = [
     {
       key: 'title',
       title: '作业标题',
@@ -120,7 +123,7 @@ if (role[0]=='admin'){
     },
 
     {
-      key: 'creater',
+      key: 'teacherName',
       title: '创建者',
       width: '60',
       align:'center'
@@ -143,93 +146,37 @@ if (role[0]=='admin'){
       }
     }
   ]
-}else {
-  columns = [
-    {
-      key: 'name',
-      title: '班级名称',
-      width: '260',
-    },
-    {
-      key: 'studentNum',
-      title: '学生数',
-      width: '80',
-    },
-    {
-      key: 'createTime',
-      title: '创建时间',
-      width: '190',
-      render: (row) => {
-        return row["createTime"]=formatDateTime(row["createTime"]);
-      }
-    },
-    {
-      key: 'inviteCode',
-      title: '邀请码',
-      width: '130',
-    },
-    {
-      key: 'actions',
-      title: '操作',
-      width: '450',
-      render(row) {
-        if(role[0]==='teacher'){
-          return h(
-            ProblemActions2,
-            {
-              onClickStudent: () => onStudentProblem(row),
-              onClickAssistant: () => onAssistantProblem(row),
-              onClickEdit: () => onEditProblem(row),
-              onClickDelete: () => onDeleteProblem(row),
-            }
-          );
-        }
-        if(role[0]==='assistant'){
-          return h(
-            ProblemActions2,
-            {
-              onClickStudent: () => onStudentProblem(row),
-            }
-          );
-        }
-      }
-    }
-  ]
-}
 const queryByPage = async (currentPage)=>{
   loading.value = true;
+  ProblemInfoValue.value.pageNum=currentPage
+  ProblemInfoValue.value.pageSize=paginationReactive.pageSize
   try {
-    ProblemInfoValue.value.pageSize=paginationReactive.pageSize
-    const res = await api.findAllProblemPage(
+
+    const res = await
+      api.findAllProblemByCourseId(
       {
-        ...ProblemInfoValue.value
+        ...ProblemInfoValue.value,
+        courseId:courseId
       }
     );
     console.log(res.data)
-    if (userStore.getRole().some((r) => r === 'admin')){
-      const res1=await api.findAllShoolsInAdminusers()
-      const list1=res1.data
-      const transformedDatas=list1.map(item => ({
-        label: item.name,
-        value: item.id,
-      }));
-      transformedDatas.unshift({
-        label: '全部',
-        value: 0,
-      });
-      options.value=transformedDatas;
-    }
     const {pageNum, pageSize, total, list} = res.data
     paginationReactive.page = pageNum
     paginationReactive.pageSize = pageSize
     paginationReactive.itemCount = total
-    ProblemList.value=list.map((item,i)=>{return item;})
+    ProblemList.value =
+      list.map((item,i)=>{return item;})
 
   } catch (err) {
   } finally {
     loading.value = false;
   }
 }
+const search=async ()=>{
+  ProblemInfoRef.value?.validate(async (errors) => {
+    await queryByPage(1)
+  })
+}
 const onDeleteProblem = async (problemid)=>{
   const {id} = problemid
   try {
@@ -263,24 +210,7 @@ const onPostProblem = async (problemid)=>{
   await router.push({name: 'AdminProblemPost',
     params: {clId: id}})
 }
-const search=async ()=>{
-  loading.value=true
-  try {
-    if (userStore.getRole().some((r)=>r==='admin')){
-      const res=await api.findAllProblemPage({
-        ...ProblemInfoValue.value
-      })
-      const { pageNum, pageSize, total, list } = res.data
-      paginationReactive.page = pageNum
-      paginationReactive.pageSize = pageSize
-      paginationReactive.itemCount = total
-      ProblemList.value=list.map((item,i)=>{return item;})
-    }
-  }catch (err){
-  }finally {
-    loading.value=false
-  }
-}
+
 const handleSearchSchool = async (query) => {
   const res = await api.getSchoolByschoolName({
     name: query,
@@ -321,7 +251,7 @@ const onChangePage =  (page) => {
   }
 }
 onMounted(()=>{
-  queryByPage()
+  queryByPage(paginationReactive.page)
 })
 watch(
   ()=>router.currentRoute.value.fullPath,
diff --git a/AES-front/src/views/admin/route.js b/AES-front/src/views/admin/route.js
index 976d1a4..ef8ff1b 100644
--- a/AES-front/src/views/admin/route.js
+++ b/AES-front/src/views/admin/route.js
@@ -159,6 +159,7 @@ export default {
         {
           name: 'AdminProblemTest',
           path: 'problem-test',
+          isHidden: true,
           component: () => import('@/views/admin/problem/test.vue'),
           meta: {
             title: '测试页',
diff --git a/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java b/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java
index 5a043af..394b0f6 100644
--- a/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java
+++ b/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java
@@ -10,8 +10,9 @@ import com.example.aes.user.service.ClassesServiceI;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
-
+import com.example.aes.user.model.DataGrid;
 import javax.servlet.http.HttpServletRequest;
+import javax.swing.event.ListDataEvent;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
@@ -95,6 +96,25 @@ public class ProblemController {
             return RespBean.error("获取评分标准列表失败！");
         }
 
+    }
+    @PostMapping("/deleteScoringRubric")
+    public RespBean deleteScoringRubric(){
+        problemServiceI.deleteScoringRubric();
+        return RespBean.ok("删除评分细则成功");
+    }
+    @PostMapping("/deleteScoringStandard")
+    public RespBean deleteScoringStandrd(){
+        problemServiceI.deleteScoringStandard();
+        return RespBean.ok("删除评分标准成功");
+    }
+    @PostMapping("/findAllProblemByCourseId")
+    public RespBean findAllProblemByCourseId(@RequestBody PMProblem pmProblem){
+        if (pmProblem.getPageNum() < 1 || pmProblem.getPageSize() < 1)
+            return RespBean.error("参数错误！");
+   DataGrid dataGrid=
+           problemServiceI.findProblemByCourseId(pmProblem);
+        return RespBean.ok("查询作业库成功",dataGrid);
+
     }
     //获取作业列表
     @GetMapping("/getExamList")
diff --git a/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java b/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java
index ea0acf0..e8f754d 100644
--- a/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java
+++ b/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java
@@ -6,9 +6,11 @@ import com.example.aes.problem.model.PMScoringRubric;
 import com.example.aes.problem.model.Problem;
 import com.example.aes.user.dao.BaseDaoI;
 import com.example.aes.user.model.Classstudents;
+import com.example.aes.user.model.Course;
 import com.example.aes.user.model.PMCourse;
 
 
+import javax.persistence.criteria.CriteriaBuilder;
 import java.util.List;
 
 
@@ -18,6 +20,8 @@ public interface ProblemDaoI extends BaseDaoI<Problem> {
     public String findProblemByTitle(String title);
     public List<Problem> findProblemIdByTitle(String title);
     public void addProblem(Problem problem);
-
+public long getAllProblemsNum(int courseId);
+    List<Problem> getProblemsByPage(Integer courseId,String title,
+                                   int page, int rows);
 
 }
diff --git a/AES/src/main/java/com/example/aes/problem/dao/ScoringRubricDaoI.java b/AES/src/main/java/com/example/aes/problem/dao/ScoringRubricDaoI.java
index c0a4929..69c2a30 100644
--- a/AES/src/main/java/com/example/aes/problem/dao/ScoringRubricDaoI.java
+++ b/AES/src/main/java/com/example/aes/problem/dao/ScoringRubricDaoI.java
@@ -10,5 +10,7 @@ public interface ScoringRubricDaoI extends BaseDaoI<ScoringRubric> {
    public void addScoringRubric(PMScoringRubric pmScoringRubric);
    public List<ScoringRubric> getScoringRubricNoStandardId();
    public void updateStandardId(Integer standardId);
+  public void deleteScoringRubric();
+  public void deleteScoringRubricByStandrdId(Integer standardId);
    public List<ScoringRubric> getScoringRubricByStandardId(Integer standardId);
 }
diff --git a/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java b/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java
index c293b56..f461e33 100644
--- a/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java
+++ b/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java
@@ -1,5 +1,6 @@
 package com.example.aes.problem.dao.impl;
 
+import cn.hutool.poi.excel.cell.CellSetter;
 import com.example.aes.problem.dao.ProblemDaoI;
 import com.example.aes.problem.model.PMProblem;
 import com.example.aes.problem.model.PMScoringRubric;
@@ -12,9 +13,11 @@ import com.example.aes.user.model.PMCourse;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.jdbc.core.BeanPropertyRowMapper;
 import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.security.core.parameters.P;
 import org.springframework.stereotype.Repository;
 
 import java.util.List;
+import java.util.Objects;
 
 @Repository("ProblemDao")
 public class ProblemDaoImpl extends BaseDaoImpl<Problem> implements ProblemDaoI{
@@ -61,6 +64,18 @@ public class ProblemDaoImpl extends BaseDaoImpl<Problem> implements ProblemDaoI{
         List<Problem> problemList = this.find(hql);
      return problemList;
     }
+    @Override
+    public List<Problem> getProblemsByPage(Integer courseId,String title,
+                                     int page,
+                                     int rows){
+        String hql="from Problem where courseId=" +
+                            courseId+" and title like '%"+title+
+                            "%'";
+        List<Problem> problemList =
+                this.find(hql,page,rows);
+        return problemList;
+    }
+
     @Override
     public void addProblem(Problem problem) {
         // TODO Auto-generated method stub
@@ -71,4 +86,11 @@ public class ProblemDaoImpl extends BaseDaoImpl<Problem> implements ProblemDaoI{
         problem1.setDescription(problem.getDescription());
         this.save(problem1);
     }
+    @Override
+    public long getAllProblemsNum(int courseId){
+        String hql = "select count(*) from " +
+                "Problem where courseId="+courseId;
+        long count=this.count(hql);
+        return count;
+    }
 }
diff --git a/AES/src/main/java/com/example/aes/problem/dao/impl/ScoringRubricDaoImpl.java b/AES/src/main/java/com/example/aes/problem/dao/impl/ScoringRubricDaoImpl.java
index 2475d5d..7af4de6 100644
--- a/AES/src/main/java/com/example/aes/problem/dao/impl/ScoringRubricDaoImpl.java
+++ b/AES/src/main/java/com/example/aes/problem/dao/impl/ScoringRubricDaoImpl.java
@@ -43,4 +43,18 @@ public class ScoringRubricDaoImpl extends BaseDaoImpl<ScoringRubric> implements
                this.find(hql);
        return scoringRubricList;
    }
+   @Override
+    public void deleteScoringRubric(){
+       String hql =
+               "delete from ScoringRubric where" +
+                       " standardId is null";
+       this.executeHql(hql);
+   }
+   @Override
+   public void deleteScoringRubricByStandrdId(Integer standardId){
+       String hql =
+               "delete from ScoringRubric where" +
+                       " standardId="+standardId;
+       this.executeHql(hql);
+   }
 }
diff --git a/AES/src/main/java/com/example/aes/problem/model/PMProblem.java b/AES/src/main/java/com/example/aes/problem/model/PMProblem.java
index 71f2226..f6d742c 100644
--- a/AES/src/main/java/com/example/aes/problem/model/PMProblem.java
+++ b/AES/src/main/java/com/example/aes/problem/model/PMProblem.java
@@ -21,6 +21,7 @@ public class PMProblem extends Problem implements java.io.Serializable{//继承P
     // 作业列表分页exam
     private int pageNum;
     private int pageSize;
+    private String teacherName;
 
 
     // (作业列表)页面上其他需要的属性
diff --git a/AES/src/main/java/com/example/aes/problem/model/UProblem.java b/AES/src/main/java/com/example/aes/problem/model/UProblem.java
index c163b70..a2f8312 100644
--- a/AES/src/main/java/com/example/aes/problem/model/UProblem.java
+++ b/AES/src/main/java/com/example/aes/problem/model/UProblem.java
@@ -1,10 +1,4 @@
 package com.example.aes.problem.model;
 
-import lombok.Data;
-
-@Data
 public class UProblem {
-    private String title;
-    private String description;
-    private int courseId;
 }
diff --git a/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java b/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java
index 13d92ef..c5662ae 100644
--- a/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java
+++ b/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java
@@ -5,10 +5,8 @@ import com.example.aes.problem.dao.ScoringRubricDaoI;
 import com.example.aes.problem.dao.ScoringStandardDaoI;
 import com.example.aes.problem.model.*;
 import com.example.aes.problem.service.ProblemServiceI;
-import com.example.aes.user.model.Course;
+import com.example.aes.user.dao.AdminusersDaoI;
 import com.example.aes.user.model.DataGrid;
-import com.example.aes.user.model.PMCourse;
-import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -20,6 +18,12 @@ public class ProblemServiceImpl implements ProblemServiceI {
     private ProblemDaoI problemDao;
     private ScoringRubricDaoI scoringRubricDao;
     private ScoringStandardDaoI scoringStandardDao;
+    private AdminusersDaoI adminusersDao;
+    @Autowired
+    public void setAdminusersDao(AdminusersDaoI adminusersDao) {
+        this.adminusersDao = adminusersDao;
+    }
+
     @Autowired
     public void setScoringStandardDao(ScoringStandardDaoI scoringStandardDao) {
         this.scoringStandardDao = scoringStandardDao;
@@ -99,6 +103,21 @@ public class ProblemServiceImpl implements ProblemServiceI {
         scoringStandardDao.updateProblemId(problemId);
     }
     @Override
+    public void deleteScoringRubric(){
+        scoringRubricDao.deleteScoringRubric();
+    }
+    @Override
+    public void deleteScoringStandard(){
+        //先找出无problemid的standrd的list
+        List<ScoringStandard> scoringStandardList=scoringStandardDao.getStandardIdNoProblemId();
+        //再根据standardid删掉rubric
+        for(ScoringStandard scoringStandard:scoringStandardList){
+            scoringRubricDao.deleteScoringRubricByStandrdId(scoringStandard.getId());
+            //最后删掉无problemid的standrd
+            scoringStandardDao.delete(scoringStandard);
+        }
+    }
+    @Override
     public String findProblemByTitle(String title){
      return problemDao.findProblemByTitle(title);
     }
@@ -109,6 +128,35 @@ public class ProblemServiceImpl implements ProblemServiceI {
 
     }
     @Override
+    public DataGrid findProblemByCourseId(PMProblem pmProblem){
+        DataGrid dg = new DataGrid();
+        int totalLines;
+        List<Problem> theProblemList;
+        totalLines=
+                (int) problemDao.getAllProblemsNum(pmProblem.getCourseId());
+        int page= pmProblem.getPageNum();
+        if ((page-1)*pmProblem.getPageSize()>=totalLines){
+            pmProblem.setPageNum(1);
+        } theProblemList =
+                problemDao.getProblemsByPage(pmProblem.getCourseId(),pmProblem.getTitle(),pmProblem.getPageNum(), pmProblem.getPageSize());
+        if (theProblemList == null) {
+            return null;
+        } else {
+List<PMProblem> pmProblems=new ArrayList<>();
+changeModel2(pmProblems,theProblemList);
+            dg.setTotal(totalLines);
+            dg.setPageSize(pmProblem.getPageSize());
+            dg.setTotalPages((long) (Math.ceil((double) dg.getTotal() / (double) dg.getPageSize())));
+//			// 设置当前显示第几页
+            dg.setPageNum(pmProblem.getPageNum());
+//			// 设置当前页的数据行数量
+            dg.setCurrentPageLineNum(pmProblems.size());
+//			// 设置当前页的所有数据行
+            dg.setList(pmProblems);
+            return dg;
+        }
+    }
+    @Override
     public void addProblem(Problem problem) {
         // TODO Auto-generated method stub
         problemDao.addProblem(problem);
@@ -126,4 +174,20 @@ public class ProblemServiceImpl implements ProblemServiceI {
             }
         }
     }
+    private void changeModel2(List<PMProblem> pmp,
+                             List<Problem> p) {
+        if (p != null && p.size() > 0) {
+            for (Problem problem : p) {
+            PMProblem pmProblem=new PMProblem();
+            pmProblem.setId(problem.getId());
+            pmProblem.setCourseId(problem.getCourseId());
+            pmProblem.setAdminuserId(problem.getAdminuserId());
+            pmProblem.setTeacherName(adminusersDao.findTeacherNameByTeacherId(problem.getAdminuserId()));
+            pmProblem.setTitle(problem.getTitle());
+            pmProblem.setDescription(problem.getDescription());
+            pmp.add(pmProblem);
+
+            }
+        }
+    }
 }
diff --git a/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java b/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java
index c4688f3..ff58a1b 100644
--- a/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java
+++ b/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java
@@ -19,5 +19,8 @@ public interface ProblemServiceI {
 	public List<Problem> findProblemIdByTitle(String title);
 	public void addProblem(Problem problem);
 	public void updateProblemId(int problemId);
+	public void deleteScoringRubric();
+	public void deleteScoringStandard();
+	public DataGrid findProblemByCourseId(PMProblem pmProblem);
 
 }
diff --git a/AES/src/main/java/com/example/aes/user/dao/AdminusersDaoI.java b/AES/src/main/java/com/example/aes/user/dao/AdminusersDaoI.java
index cfa0e46..aa04df6 100644
--- a/AES/src/main/java/com/example/aes/user/dao/AdminusersDaoI.java
+++ b/AES/src/main/java/com/example/aes/user/dao/AdminusersDaoI.java
@@ -35,4 +35,5 @@ public interface AdminusersDaoI extends BaseDaoI<Adminusers> {
 
 	public long getAssistantNotBelongClassNum(int classId,
 											  String account, String name, String email, String no);
+	public String findTeacherNameByTeacherId(int teacherId);
 }
diff --git a/AES/src/main/java/com/example/aes/user/dao/impl/AdminusersDaoImpl.java b/AES/src/main/java/com/example/aes/user/dao/impl/AdminusersDaoImpl.java
index 327a5fe..8a0b9c9 100644
--- a/AES/src/main/java/com/example/aes/user/dao/impl/AdminusersDaoImpl.java
+++ b/AES/src/main/java/com/example/aes/user/dao/impl/AdminusersDaoImpl.java
@@ -446,4 +446,10 @@ public class AdminusersDaoImpl extends BaseDaoImpl<Adminusers> implements
 			q.setParameter("no", "%" + no + "%");
 		return q.list().size();
 	}
+	@Override
+	public String findTeacherNameByTeacherId(int teacherId){
+		String hql=
+				"from Adminusers where id="+teacherId;
+		return this.find(hql).get(0).getName();
+	}
 }