From 3cd3cb9a45c71644362715b8aab517a44351049c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=AE=E5=8F=AE=E5=92=9A=E5=92=9A?= <3107655287@qq.com>
Date: Thu, 13 Jun 2024 15:17:53 +0800
Subject: [PATCH 1/6] =?UTF-8?q?=E7=BD=91=E7=AB=99=E9=A6=96=E9=A1=B5?=
 =?UTF-8?q?=E2=80=94=E2=80=94=E8=A7=A6=E5=BA=95=E5=8A=A0=E8=BD=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../impl/courses/CoursesServiceImpl.java      | 54 +++++++++++++++++--
 src/main/resources/application.yml            |  2 +-
 2 files changed, 51 insertions(+), 5 deletions(-)

diff --git a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
index 9809732..f5a9259 100644
--- a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
@@ -37,6 +37,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * <p>
@@ -172,13 +173,58 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
     }
 
     @Override
-    public int countHours(String id) {
-        return 0;
+    public List<CoursesVO> getPagePageSize(int page, int pageSize) {
+        int startIndex = (page-1) * pageSize;
+        List<Courses> list = coursesMapper.getItemsByPage(startIndex, pageSize);
+//        List<Courses> list = coursesMapper.selectList(null);
+        List<CoursesVO> coursesVo = BeanUtil.copyToList(list, CoursesVO.class);
+        coursesVo = coursesVo.stream().map((item) -> {
+
+            item.setTotalHours(countHours(item.getId()));
+            item.setTotalchapter(100);
+            item.setTotalKnow(100);
+//            if (StringUtils.isBlank(item.getName()) ||
+//                    StringUtils.isBlank(item.getDescription()) ){
+//                throw new BusinessException(ErrorCode.OPERATION_ERROR,"数据格式有问题，请修改");
+//            }
+            return item;
+        }).collect(Collectors.toList());
+        return coursesVo;
+
     }
 
     @Override
-    public List<CoursesVO> getPagePageSize(int page, int pageSize) {
-        return null;
+    public int countHours(String id) {
+        Courses courses = coursesMapper.selectById(id);
+
+        Integer classhours = 0;
+        Integer theoryhours = 0;
+        Integer practicehours = 0;
+        Integer experimenthours = 0;
+        Integer otherhours = 0;
+        if (courses.getClasshours() != null) {
+            classhours = courses.getClasshours();
+        }
+
+        if (courses.getTheoryhours() != null) {
+            theoryhours = courses.getTheoryhours();
+        }
+
+        if (courses.getPracticehours() != null) {
+            practicehours = courses.getPracticehours();
+        }
+
+        if (courses.getExperimenthours() != null) {
+            experimenthours = courses.getExperimenthours();
+        }
+
+        if (courses.getOtherhours() != null) {
+            otherhours = courses.getOtherhours();
+        }
+        int total = classhours + theoryhours + practicehours + experimenthours + otherhours;
+
+        return total;
+
     }
 
     /**
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index cf160ba..e5d1972 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -10,7 +10,7 @@ spring:
     driver-class-name: com.mysql.cj.jdbc.Driver
     url: jdbc:mysql://localhost:3306/teaching_db
     username: root
-    password: root
+    password: 1234567788
 mybatis:
   configuration:
     map-underscore-to-camel-case: true

From efe9855a5db4e1af00da2f9e4e45e8253e9e61e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=AE=E5=8F=AE=E5=92=9A=E5=92=9A?= <3107655287@qq.com>
Date: Thu, 13 Jun 2024 15:35:35 +0800
Subject: [PATCH 2/6] =?UTF-8?q?=E7=BD=91=E7=AB=99=E9=A6=96=E9=A1=B5?=
 =?UTF-8?q?=E2=80=94=E2=80=94=E8=A7=A6=E5=BA=95=E5=8A=A0=E8=BD=BD1.1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../controller/courses/CoursesController.java |   1 +
 .../com/teaching/backend/entity/Chapter.java  | 117 ++++++++++++++++++
 src/main/resources/mapper/ChapterMapper.xml   |   5 +
 3 files changed, 123 insertions(+)
 create mode 100644 src/main/java/com/teaching/backend/entity/Chapter.java
 create mode 100644 src/main/resources/mapper/ChapterMapper.xml

diff --git a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
index 1bc19ce..d40edef 100644
--- a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
+++ b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
@@ -44,6 +44,7 @@ public class CoursesController {
     @GetMapping("/index")
     public BaseResponse<Map<String,Object>> getData(@RequestParam("page") int page, @RequestParam("pageSize") int pageSize) {
         List<CoursesVO> coursesVo = coursesService.getPagePageSize(page, pageSize);
+//        System.out.println(coursesVo);
         long totalcount = coursesService.count();
         long toatlPages = (int) Math.ceil((double)totalcount / pageSize);
         Map<String,Object> objectMap = new HashMap<>();
diff --git a/src/main/java/com/teaching/backend/entity/Chapter.java b/src/main/java/com/teaching/backend/entity/Chapter.java
new file mode 100644
index 0000000..7f74db7
--- /dev/null
+++ b/src/main/java/com/teaching/backend/entity/Chapter.java
@@ -0,0 +1,117 @@
+package com.teaching.backend.entity;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import java.time.LocalDateTime;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ *
+ * </p>
+ *
+ * @author author
+ * @since 2024-06-07
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("chapter")
+@ApiModel(value="Chapter对象", description="")
+public class Chapter implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty(value = "主键")
+    @TableId(value = "id", type = IdType.AUTO)
+    private String id;
+
+    @ApiModelProperty(value = "创建人")
+    @TableField("create_by")
+    private String createBy;
+
+    @ApiModelProperty(value = "创建日期")
+    @TableField("create_time")
+    private LocalDateTime createTime;
+
+    @ApiModelProperty(value = "更新人")
+    @TableField("update_by")
+    private String updateBy;
+
+    @ApiModelProperty(value = "更新日期")
+    @TableField("update_time")
+    private LocalDateTime updateTime;
+
+    @ApiModelProperty(value = "所属部门")
+    @TableField("sys_org_code")
+    private String sysOrgCode;
+
+    @ApiModelProperty(value = "序号")
+    @TableField("num")
+    private Integer num;
+
+    @ApiModelProperty(value = "名称")
+    @TableField("name")
+    private String name;
+
+    @ApiModelProperty(value = "简介")
+    @TableField("content")
+    private String content;
+
+    @ApiModelProperty(value = "父级节点")
+    @TableField("pid")
+    private String pid;
+
+    @ApiModelProperty(value = "是否有子节点")
+    @TableField("has_child")
+    private String hasChild;
+
+    @ApiModelProperty(value = "课程")
+    @TableField("courseid")
+    private String courseid;
+
+    @ApiModelProperty(value = "课程目标")
+    @TableField("courseobjectivesid")
+    private String courseobjectivesid;
+
+    @ApiModelProperty(value = "总学时")
+    @TableField("totalclasshours")
+    private String totalclasshours;
+
+    @ApiModelProperty(value = "要求")
+    @TableField("requirement")
+    private String requirement;
+
+    @ApiModelProperty(value = "线上学时")
+    @TableField("onlinclasshours")
+    private String onlinclasshours;
+
+    @ApiModelProperty(value = "知识点")
+    @TableField("knowid")
+    private String knowid;
+
+    @ApiModelProperty(value = "周次")
+    @TableField("zc")
+    private String zc;
+
+    @ApiModelProperty(value = "资源")
+    @TableField("ziyuan")
+    private String ziyuan;
+
+    @ApiModelProperty(value = "知识点")
+    @TableField("know")
+    private String know;
+
+    @ApiModelProperty(value = "内部序号显示")
+    @TableField("numshow")
+    private String numshow;
+
+
+}
diff --git a/src/main/resources/mapper/ChapterMapper.xml b/src/main/resources/mapper/ChapterMapper.xml
new file mode 100644
index 0000000..2cf1942
--- /dev/null
+++ b/src/main/resources/mapper/ChapterMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.teaching.backend.mapper.ChapterMapper">
+
+</mapper>

From f63d722e2e3d94bc63e40240012ea5d8e2dd41de Mon Sep 17 00:00:00 2001
From: wenyu441069198 <14186472+wenyu441069198@user.noreply.gitee.com>
Date: Fri, 14 Jun 2024 15:54:43 +0800
Subject: [PATCH 3/6] learningRecords

---
 .../backend/model/entity/records/LearningRecords.java         | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/teaching/backend/model/entity/records/LearningRecords.java b/src/main/java/com/teaching/backend/model/entity/records/LearningRecords.java
index be7d920..69842e1 100644
--- a/src/main/java/com/teaching/backend/model/entity/records/LearningRecords.java
+++ b/src/main/java/com/teaching/backend/model/entity/records/LearningRecords.java
@@ -53,11 +53,11 @@ public class LearningRecords {
     /**
      * 学习方式:打开; 1,打开过,2未打开
      */
-    private String learningMethod1;
+    private String open;
     /**
      * 学习方式:下载; 1下载过, 2未下载
      */
-    private String learningMethod2;
+    private String download;
     /**
      *视频学习时长
      */

From ee4f81c4a8deea15955b1203a73cc4a36ba7ee3f Mon Sep 17 00:00:00 2001
From: wenyu441069198 <14186472+wenyu441069198@user.noreply.gitee.com>
Date: Fri, 14 Jun 2024 16:02:54 +0800
Subject: [PATCH 4/6] =?UTF-8?q?learningRecords=E4=BF=AE=E6=94=B9=E5=AD=97?=
 =?UTF-8?q?=E6=AE=B5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../service/impl/records/LearningRecordsServiceImpl.java  | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/teaching/backend/service/impl/records/LearningRecordsServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/records/LearningRecordsServiceImpl.java
index 1350838..68143bd 100644
--- a/src/main/java/com/teaching/backend/service/impl/records/LearningRecordsServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/records/LearningRecordsServiceImpl.java
@@ -170,11 +170,11 @@ public class LearningRecordsServiceImpl extends ServiceImpl<LearningRecordsMappe
             LearningRecords one = this.getOne(lambdaQueryWrapper);
             System.out.println(one);
             learningRecords.setId(one.getId());//找到该条记录的id并赋值给本次观看记录
-            if ( one.getLearningMethod1() != null && one.getLearningMethod1().equals("1")){
-                learningRecords.setLearningMethod1(one.getLearningMethod1());
+            if ( one.getOpen() != null && one.getOpen().equals("1")){
+                learningRecords.setOpen(one.getOpen());
             }
-            if (one.getLearningMethod2() != null && one.getLearningMethod2().equals("1")){
-                learningRecords.setLearningMethod2(one.getLearningMethod2());
+            if (one.getDownload() != null && one.getDownload().equals("1")){
+                learningRecords.setDownload(one.getDownload());
             }
             this.updateById(learningRecords);
             return "修改成功";

From 44d79e6e36437692fb60ffa1ef39e3f8efebfa52 Mon Sep 17 00:00:00 2001
From: Alan <3052806735@qq.com>
Date: Fri, 14 Jun 2024 16:50:40 +0800
Subject: [PATCH 5/6] =?UTF-8?q?know=E6=95=B0=E6=8D=AE=E5=BA=93=20=E4=BF=AE?=
 =?UTF-8?q?=E6=AD=A3=20=E6=96=B0=E5=A2=9E=E9=92=88=E5=AF=B9=E5=88=86?=
 =?UTF-8?q?=E9=A1=B9=E7=9B=AE=E6=A0=87=E7=9F=A5=E8=AF=86=E7=82=B9=E6=95=B0?=
 =?UTF-8?q?=E6=8D=AE=E7=9A=84=E6=9F=A5=E8=AF=A2=20=E5=AD=A6=E7=94=9F?=
 =?UTF-8?q?=E6=9F=A5=E7=9C=8B=E5=AF=B9=E5=BA=94=E8=AF=BE=E7=A8=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 sql/teaching_db2.0.sql                        | 564 ------------------
 .../teaching/backend/common/ErrorCode.java    |   8 +
 .../courses/CourseObjectivesController.java   |   4 +-
 .../controller/courses/CoursesController.java |  16 +-
 .../ObjectiveContentKnowController.java       |  47 ++
 .../courses/ObjectivesTypeController.java     |   8 -
 .../courses/StudentCoursesController.java     |  49 ++
 .../favour/SeCourseFavourController.java      |   5 -
 .../courses/CourseObjectivesMapper.java       |   2 +-
 .../courses/ObjectiveContentKnowMapper.java   |  16 +
 .../mapper/courses/StudentCoursesMapper.java  |  16 +
 .../backend/model/dto/courses/CoursesDTO.java |   2 +-
 .../dto/courses/ObjectiveContentKnowDTO.java  |  26 +
 .../model/dto/courses/StudentCoursesDTO.java  |  20 +
 .../entity/courses/ObjectiveContentKnow.java  |  41 ++
 .../model/entity/courses/StudentCourses.java  |  41 ++
 .../backend/model/entity/know/Know.java       |  68 ++-
 .../backend/model/query/CourseQuery.java      |   3 +
 .../{ => courses}/CourseObjectivesTreeVO.java |   6 +-
 .../model/vo/{ => courses}/CoursesVO.java     |   2 +-
 .../vo/courses/ObjectiveContentKnowVO.java    |  42 ++
 .../courses/ICourseObjectivesService.java     |   2 +-
 .../service/courses/ICoursesService.java      |   4 +-
 .../courses/IObjectiveContentKnowService.java |  21 +
 .../courses/IObjectiveContentsService.java    |   1 -
 .../courses/IStudentCoursesService.java       |  23 +
 .../courses/CourseObjectivesServiceImpl.java  |   6 +-
 .../impl/courses/CoursesServiceImpl.java      |  20 +-
 .../ObjectiveContentKnowServiceImpl.java      | 169 ++++++
 .../courses/StudentCoursesServiceImpl.java    | 124 ++++
 .../favour/SeCourseFavourServiceImpl.java     |   7 -
 .../teaching/backend/utils/CourseCode.java    |   2 +
 src/main/resources/application.yml            |   5 +-
 .../mapper/CourseObjectivesMapper.xml         |   2 +-
 .../mapper/ObjectiveContentKnowMapper.xml     |   5 +
 .../resources/mapper/StudentCoursesMapper.xml |   5 +
 36 files changed, 740 insertions(+), 642 deletions(-)
 delete mode 100644 sql/teaching_db2.0.sql
 create mode 100644 src/main/java/com/teaching/backend/controller/courses/ObjectiveContentKnowController.java
 create mode 100644 src/main/java/com/teaching/backend/controller/courses/StudentCoursesController.java
 create mode 100644 src/main/java/com/teaching/backend/mapper/courses/ObjectiveContentKnowMapper.java
 create mode 100644 src/main/java/com/teaching/backend/mapper/courses/StudentCoursesMapper.java
 create mode 100644 src/main/java/com/teaching/backend/model/dto/courses/ObjectiveContentKnowDTO.java
 create mode 100644 src/main/java/com/teaching/backend/model/dto/courses/StudentCoursesDTO.java
 create mode 100644 src/main/java/com/teaching/backend/model/entity/courses/ObjectiveContentKnow.java
 create mode 100644 src/main/java/com/teaching/backend/model/entity/courses/StudentCourses.java
 rename src/main/java/com/teaching/backend/model/vo/{ => courses}/CourseObjectivesTreeVO.java (73%)
 rename src/main/java/com/teaching/backend/model/vo/{ => courses}/CoursesVO.java (96%)
 create mode 100644 src/main/java/com/teaching/backend/model/vo/courses/ObjectiveContentKnowVO.java
 create mode 100644 src/main/java/com/teaching/backend/service/courses/IObjectiveContentKnowService.java
 create mode 100644 src/main/java/com/teaching/backend/service/courses/IStudentCoursesService.java
 create mode 100644 src/main/java/com/teaching/backend/service/impl/courses/ObjectiveContentKnowServiceImpl.java
 create mode 100644 src/main/java/com/teaching/backend/service/impl/courses/StudentCoursesServiceImpl.java
 create mode 100644 src/main/resources/mapper/ObjectiveContentKnowMapper.xml
 create mode 100644 src/main/resources/mapper/StudentCoursesMapper.xml

diff --git a/sql/teaching_db2.0.sql b/sql/teaching_db2.0.sql
deleted file mode 100644
index 701c1b6..0000000
--- a/sql/teaching_db2.0.sql
+++ /dev/null
@@ -1,564 +0,0 @@
-/*
- Navicat Premium Data Transfer
-
- Source Server         : localhost_3306
- Source Server Type    : MySQL
- Source Server Version : 80037
- Source Host           : localhost:3306
- Source Schema         : teaching_db
-
- Target Server Type    : MySQL
- Target Server Version : 80037
- File Encoding         : 65001
-
- Date: 12/06/2024 15:31:07
-*/
-
-SET NAMES utf8mb4;
-SET FOREIGN_KEY_CHECKS = 0;
-
--- ----------------------------
--- Table structure for course_objectives
--- ----------------------------
-DROP TABLE IF EXISTS `course_objectives`;
-CREATE TABLE `course_objectives`  (
-  `id` varchar(36) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL COMMENT '内部编号',
-  `create_time` datetime NULL DEFAULT NULL COMMENT '创建日期',
-  `update_time` datetime NULL DEFAULT NULL COMMENT '更新日期',
-  `pid` varchar(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT '0' COMMENT '父级节点 默认0没有',
-  `has_child` varchar(3) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT '0' COMMENT '是否有子节点 添加子节点变1，默认0没有',
-  `name` varchar(200) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL COMMENT '目标名称',
-  `type` varchar(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL COMMENT '目标类型',
-  `course_id` varchar(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL COMMENT '课程id',
-  `requireid` varchar(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL COMMENT '毕业要求id',
-  `temp` text CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL COMMENT '毕业要求',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-
--- ----------------------------
--- Records of course_objectives
--- ----------------------------
-INSERT INTO `course_objectives` VALUES ('3e42492c201d2a9378be5af2edc92b47', '2024-06-06 16:17:39', NULL, '0', '0', '近代史纲要课程总体目标', NULL, 'd8d7bb93f100164659cac44ef2c4f55a', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('43f2c4b4a10a47784e50e772b9d10457', '2024-05-31 17:39:13', NULL, '0', '0', '测试课程课程总体目标', NULL, '6f5de6dd8c8d5d9d02a63c8444b9d5bb', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('503dc084653ffd003cb404b62266dc7c', '2024-06-06 15:58:43', NULL, 'da6e7283befa8965dae0f0f39ea7f24e', '0', '知识目标', 'c126ef1a66733ab7a4ba12aba0eb7f82', NULL, NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('53b27c94fe8af02ac8b23d9be9a2e329', '2024-06-03 11:32:19', NULL, 'da6e7283befa8965dae0f0f39ea7f24e', '0', '思政目标', '71f73bd999f678bcbbdb101e23277feb', NULL, NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('7a302cd72d653647778840b42f4e076a', '2024-06-03 10:43:13', NULL, '0', '0', '软件构造课程总体目标', NULL, 'ee2447b4463a5ad3f47e1744d912a824', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('aa839ff1345a04f95b4efcca02494cab', '2024-06-06 16:45:22', NULL, '0', '0', '毛概课程总体目标', NULL, '72e1ad71bb855ba328f8c17964697354', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('b41fa8332f39cca11d35635bd9fac720', '2024-05-31 11:24:33', NULL, '0', '0', '计算机导论课程总体目标', NULL, '2fa0fd63262230639d2c45a3acd9045c', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('c84dc451086f7938c28a4f757957f415', '2024-06-06 15:58:19', NULL, 'da6e7283befa8965dae0f0f39ea7f24e', '0', '价值目标', '410fc58cd757cd248941af1bea6888e5', NULL, NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('d452f583115465d067a1719458690b95', '2024-05-31 11:16:37', NULL, '0', '0', '计算机组成原理总体目标', NULL, '36c34a4225526dd20ee3840da61d3701', NULL, NULL);
-INSERT INTO `course_objectives` VALUES ('da6e7283befa8965dae0f0f39ea7f24e', '2024-05-31 20:49:52', '2024-06-06 15:58:43', '0', '1', '离散数学及其应用课程总体目标', NULL, 'de3100cad98f76be3176dd39aa748a9e', NULL, NULL);
-
--- ----------------------------
--- Table structure for courses
--- ----------------------------
-DROP TABLE IF EXISTS `courses`;
-CREATE TABLE `courses`  (
-  `id` varchar(36) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL COMMENT '内部编号',
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-INSERT INTO `se_course_thumb` VALUES ('1796344002215337985', '2', '2');
-INSERT INTO `se_course_thumb` VALUES ('1796362250491191298', '1', '2');
-INSERT INTO `se_course_thumb` VALUES ('1796437673614974977', '6', '2');
-INSERT INTO `se_course_thumb` VALUES ('1796445964822847489', '7', '4');
-
--- ----------------------------
--- Table structure for se_know_favour
--- ----------------------------
-DROP TABLE IF EXISTS `se_know_favour`;
-CREATE TABLE `se_know_favour`  (
-  `id` varchar(36) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
-  `course_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `know_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `user_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of se_know_favour
--- ----------------------------
-INSERT INTO `se_know_favour` VALUES ('1796378889450295297', '1', '2', '3');
-
--- ----------------------------
--- Table structure for se_know_thumb
--- ----------------------------
-DROP TABLE IF EXISTS `se_know_thumb`;
-CREATE TABLE `se_know_thumb`  (
-  `id` varchar(36) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
-  `course_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `know_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `user_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of se_know_thumb
--- ----------------------------
-INSERT INTO `se_know_thumb` VALUES ('1796347057337982977', '1', '2', '2');
-INSERT INTO `se_know_thumb` VALUES ('1796347303317135361', '2', '2', '3');
-INSERT INTO `se_know_thumb` VALUES ('1796347343968329730', '2', '3', '3');
-INSERT INTO `se_know_thumb` VALUES ('1796347380697849857', '1', '3', '3');
-
--- ----------------------------
--- Table structure for se_resource_favour
--- ----------------------------
-DROP TABLE IF EXISTS `se_resource_favour`;
-CREATE TABLE `se_resource_favour`  (
-  `id` varchar(36) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
-  `course_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `resource_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `user_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of se_resource_favour
--- ----------------------------
-INSERT INTO `se_resource_favour` VALUES ('1796379012112715778', '1', '2', '3');
-
--- ----------------------------
--- Table structure for se_resource_thumb
--- ----------------------------
-DROP TABLE IF EXISTS `se_resource_thumb`;
-CREATE TABLE `se_resource_thumb`  (
-  `id` varchar(36) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
-  `course_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `resource_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  `user_id` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of se_resource_thumb
--- ----------------------------
-INSERT INTO `se_resource_thumb` VALUES ('1796366535710904322', '2', '1', '1');
-
--- ----------------------------
--- Table structure for ums_admin
--- ----------------------------
-DROP TABLE IF EXISTS `ums_admin`;
-CREATE TABLE `ums_admin`  (
-  `id` int NOT NULL AUTO_INCREMENT COMMENT '主键',
-  `username` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '用户名',
-  `password` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '密码',
-  `phone` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '手机号',
-  `nick_name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '昵称',
-  `icon` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '头像',
-  `create_time` datetime NULL DEFAULT NULL COMMENT '注册时间',
-  `status` int NULL DEFAULT 1 COMMENT '帐号启用状态：0->禁用；1->启用',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_admin
--- ----------------------------
-INSERT INTO `ums_admin` VALUES (1, 'xiao1111', '', '', '', '1111', '2024-06-03 13:30:29', 0);
-INSERT INTO `ums_admin` VALUES (2, '123', '$2a$10$ACn80kN2ZEREGH3yOce9mui/KoWQllCHjNVXzXzrTI3gKJi/LB/YK', '123456789', '', '', '2024-06-05 23:23:45', 1);
-INSERT INTO `ums_admin` VALUES (3, 'youhang', '$2a$10$TYJcMWBdDmmYfV/Kxi771ee7krjYJCLzI8O6MyjCofty9Y0OPLEna', '13547534472', 'yy', '', '2024-06-12 15:09:10', 1);
-
--- ----------------------------
--- Table structure for ums_admin_role_relation
--- ----------------------------
-DROP TABLE IF EXISTS `ums_admin_role_relation`;
-CREATE TABLE `ums_admin_role_relation`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `admin_id` int NULL DEFAULT NULL,
-  `role_id` int NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_admin_role_relation
--- ----------------------------
-INSERT INTO `ums_admin_role_relation` VALUES (1, 1, 2);
-
--- ----------------------------
--- Table structure for ums_menu
--- ----------------------------
-DROP TABLE IF EXISTS `ums_menu`;
-CREATE TABLE `ums_menu`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `parent_id` int NULL DEFAULT NULL COMMENT '父级ID',
-  `create_time` datetime NULL DEFAULT NULL COMMENT '创建时间',
-  `title` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '菜单名称',
-  `level` int NULL DEFAULT NULL COMMENT '菜单级数',
-  `sort` int NULL DEFAULT NULL COMMENT '菜单排序',
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '前端名称',
-  `icon` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '前端图标',
-  `hidden` int NULL DEFAULT NULL COMMENT '前端隐藏',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 1 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_menu
--- ----------------------------
-
--- ----------------------------
--- Table structure for ums_resource
--- ----------------------------
-DROP TABLE IF EXISTS `ums_resource`;
-CREATE TABLE `ums_resource`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `create_time` datetime NULL DEFAULT NULL COMMENT '创建时间',
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '资源名称',
-  `url` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '资源URL',
-  `description` varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '描述',
-  `category_id` int NULL DEFAULT NULL COMMENT '资源分类ID',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_resource
--- ----------------------------
-INSERT INTO `ums_resource` VALUES (1, '2024-06-04 09:56:19', '首页', '/home/advertise/**', NULL, 1);
-
--- ----------------------------
--- Table structure for ums_resource_category
--- ----------------------------
-DROP TABLE IF EXISTS `ums_resource_category`;
-CREATE TABLE `ums_resource_category`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `create_time` datetime NULL DEFAULT NULL COMMENT '创建时间',
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '分类名称',
-  `sort` int NULL DEFAULT NULL COMMENT '排序',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_resource_category
--- ----------------------------
-INSERT INTO `ums_resource_category` VALUES (1, '2024-06-04 09:57:23', '首页模块', 0);
-
--- ----------------------------
--- Table structure for ums_role
--- ----------------------------
-DROP TABLE IF EXISTS `ums_role`;
-CREATE TABLE `ums_role`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '名称',
-  `description` varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '描述',
-  `admin_count` int NULL DEFAULT NULL COMMENT '后台用户数量',
-  `create_time` datetime NOT NULL COMMENT '创建时间',
-  `status` int NULL DEFAULT 1 COMMENT '启用状态：0->禁用；1->启用',
-  `sort` int NULL DEFAULT 0,
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_role
--- ----------------------------
-INSERT INTO `ums_role` VALUES (1, '老师', '能查看自己和所有学生的信息', 0, '2024-06-04 09:59:47', 1, 0);
-INSERT INTO `ums_role` VALUES (2, '学生', '只能查看自己信息', 0, '2024-06-04 10:02:15', 1, 0);
-
--- ----------------------------
--- Table structure for ums_role_menu_relation
--- ----------------------------
-DROP TABLE IF EXISTS `ums_role_menu_relation`;
-CREATE TABLE `ums_role_menu_relation`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `role_id` int NULL DEFAULT NULL COMMENT '角色ID',
-  `menu_id` int NULL DEFAULT NULL COMMENT '菜单ID',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 1 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_role_menu_relation
--- ----------------------------
-
--- ----------------------------
--- Table structure for ums_role_resource_relation
--- ----------------------------
-DROP TABLE IF EXISTS `ums_role_resource_relation`;
-CREATE TABLE `ums_role_resource_relation`  (
-  `id` int NOT NULL AUTO_INCREMENT,
-  `role_id` int NULL DEFAULT NULL COMMENT '角色ID',
-  `resource_id` int NULL DEFAULT NULL COMMENT '资源ID',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_role_resource_relation
--- ----------------------------
-INSERT INTO `ums_role_resource_relation` VALUES (1, 1, 1);
-INSERT INTO `ums_role_resource_relation` VALUES (2, 2, 1);
-
--- ----------------------------
--- Table structure for ums_student
--- ----------------------------
-DROP TABLE IF EXISTS `ums_student`;
-CREATE TABLE `ums_student`  (
-  `id` int NOT NULL,
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '姓名',
-  `sex` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '性别',
-  `nationality` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '民族',
-  `number` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '学号',
-  `birthday` datetime NULL DEFAULT NULL COMMENT '生日',
-  `phone` varchar(11) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '手机号',
-  `faculty` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '院系',
-  `major` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '专业',
-  `year` date NULL DEFAULT NULL COMMENT '入学年份',
-  `class` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '班级',
-  `user_id` int NULL DEFAULT NULL COMMENT 'user_id',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_student
--- ----------------------------
-
--- ----------------------------
--- Table structure for ums_teacher
--- ----------------------------
-DROP TABLE IF EXISTS `ums_teacher`;
-CREATE TABLE `ums_teacher`  (
-  `id` int NOT NULL,
-  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '姓名',
-  `sex` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '性别',
-  `nationality` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '民族',
-  `profession` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '专业',
-  `education` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '学历',
-  `degree` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '学位',
-  `professional_title` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '职称',
-  `emergency_contact` varchar(11) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '手机号',
-  `join_work_time` datetime NULL DEFAULT NULL COMMENT '参加工作时间',
-  `political_status` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '政治面貌',
-  `user_id` int NULL DEFAULT NULL COMMENT 'user_id',
-  PRIMARY KEY (`id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = DYNAMIC;
-
--- ----------------------------
--- Records of ums_teacher
--- ----------------------------
-
-SET FOREIGN_KEY_CHECKS = 1;
diff --git a/src/main/java/com/teaching/backend/common/ErrorCode.java b/src/main/java/com/teaching/backend/common/ErrorCode.java
index 55fefe0..99341f2 100644
--- a/src/main/java/com/teaching/backend/common/ErrorCode.java
+++ b/src/main/java/com/teaching/backend/common/ErrorCode.java
@@ -10,6 +10,14 @@ public enum ErrorCode {
 
     SUCCESS(200, "ok"),
     PARAMS_ERROR(40000, "请求参数错误"),
+    OBJECTIVE_OR_CONTENT_NOT_EXIT(40001, "目标或内容id不存在"),
+    KONWID_NOT_EXIT(40002, "没有选择知识点"),
+    OBJECTIVE_OR_CONTENT_EXIT(40003, "该记录已存在"),
+    KNOW_NOT_EXIT(40004, "知识点不存在"),
+    TEACHER_NOT_EXIT(40005, "缺少教师信息"),
+    STUDENT_NOT_EXIT(40006, "缺少学生信息"),
+    COURSES_NOT_EXIT(40007, "缺少课程信息"),
+
     NOT_LOGIN_ERROR(40100, "未登录"),
     NO_AUTH_ERROR(40101, "无权限"),
     NOT_FOUND_ERROR(40400, "请求数据不存在"),
diff --git a/src/main/java/com/teaching/backend/controller/courses/CourseObjectivesController.java b/src/main/java/com/teaching/backend/controller/courses/CourseObjectivesController.java
index 9e72bf0..777e7b6 100644
--- a/src/main/java/com/teaching/backend/controller/courses/CourseObjectivesController.java
+++ b/src/main/java/com/teaching/backend/controller/courses/CourseObjectivesController.java
@@ -7,7 +7,7 @@ import com.teaching.backend.common.ResultUtils;
 import com.teaching.backend.mapper.courses.CourseObjectivesMapper;
 import com.teaching.backend.model.dto.courses.CourseObjectivesDTO;
 import com.teaching.backend.model.entity.courses.CourseObjectives;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
+import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
 import com.teaching.backend.service.courses.ICourseObjectivesService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
@@ -43,7 +43,7 @@ public class CourseObjectivesController {
         return ResultUtils.success(data);
     }
 
-    @ApiOperation("删除分项目标-只能最后一个删除思政目标")
+    @ApiOperation("删除分项目标-只能最后一个删除思政目标-总目标只需删除关联的内容")
     @DeleteMapping("/{id}")
     public BaseResponse<String> deleteCourseObjectivesByIds(@PathVariable String id){
         String data = courseObjectivesService.deleteObjectives(id);
diff --git a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
index d40edef..2b4e071 100644
--- a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
+++ b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
@@ -1,17 +1,17 @@
 package com.teaching.backend.controller.courses;
 
 
-import cn.hutool.core.bean.BeanUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.teaching.backend.common.BaseResponse;
+import com.teaching.backend.common.ErrorCode;
 import com.teaching.backend.common.ResultUtils;
+import com.teaching.backend.exception.BusinessException;
 import com.teaching.backend.mapper.UserMapper;
 import com.teaching.backend.model.dto.courses.CoursesDTO;
 import com.teaching.backend.model.dto.courses.PageDTO;
 
 import com.teaching.backend.model.entity.courses.Courses;
 import com.teaching.backend.model.query.CourseQuery;
-import com.teaching.backend.model.vo.CoursesVO;
+import com.teaching.backend.model.vo.courses.CoursesVO;
 import com.teaching.backend.service.courses.ICoursesService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
@@ -63,16 +63,20 @@ public class CoursesController {
     }
 
 
+    //TODO:此处需要调整前端的接口
     @ApiOperation("查询课程列表")
     @GetMapping("/page")
-    public BaseResponse<PageDTO<CoursesVO>> getCourses(CourseQuery courseQuery, @RequestParam String teacherId){
-        PageDTO<CoursesVO> coursesList = coursesService.queryCourses(courseQuery,teacherId);
+    public BaseResponse<PageDTO<CoursesVO>> getCourses(CourseQuery courseQuery){
+        PageDTO<CoursesVO> coursesList = coursesService.queryCourses(courseQuery);
         return ResultUtils.success(coursesList);
     }
 
     @ApiOperation("根据id查询课程")
     @GetMapping("/{id}")
     public BaseResponse<CoursesDTO> getByIdCourse(@PathVariable String id){
+        if(id==null){
+            throw new BusinessException(ErrorCode.PARAMS_ERROR,"课程id为空");
+        }
         Courses course = coursesService.getById(id);
         CoursesDTO coursesDTO = new CoursesDTO();
         BeanUtils.copyProperties(course,coursesDTO);
@@ -90,7 +94,7 @@ public class CoursesController {
     @ApiOperation("根据id删除课程")
     @DeleteMapping("/{id}")
     public BaseResponse deleteCourses(@PathVariable String id){
-        System.out.println(id);
+
         coursesService.deleteBatchByIds(id);
 //        coursesService.removeBatchByIds(ids);
         return ResultUtils.success("删除成功");
diff --git a/src/main/java/com/teaching/backend/controller/courses/ObjectiveContentKnowController.java b/src/main/java/com/teaching/backend/controller/courses/ObjectiveContentKnowController.java
new file mode 100644
index 0000000..5b12e02
--- /dev/null
+++ b/src/main/java/com/teaching/backend/controller/courses/ObjectiveContentKnowController.java
@@ -0,0 +1,47 @@
+package com.teaching.backend.controller.courses;
+
+
+import com.teaching.backend.common.BaseResponse;
+import com.teaching.backend.common.ResultUtils;
+import com.teaching.backend.model.dto.courses.CoursesDTO;
+import com.teaching.backend.model.dto.courses.ObjectiveContentKnowDTO;
+import com.teaching.backend.model.vo.courses.ObjectiveContentKnowVO;
+import com.teaching.backend.service.courses.IObjectiveContentKnowService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import org.springframework.stereotype.Controller;
+
+/**
+ * <p>
+ *  前端控制器
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Api(tags = "目标-内容 关联的知识点接口")
+@RestController
+@RequestMapping("/objective_content_know")
+public class ObjectiveContentKnowController {
+    @Autowired
+    IObjectiveContentKnowService objectiveContentKnowService;
+
+
+    @ApiOperation("给分项目标或者是内容添加知识点")
+    @PostMapping("/addknows")
+    public BaseResponse<String> saveKnowsWithObjectiveOrContent(@RequestBody ObjectiveContentKnowDTO objectiveContentKnowDTO){
+        String data  = objectiveContentKnowService.saveKnowsWithObjectiveOrContent(objectiveContentKnowDTO);
+        return ResultUtils.success(data);
+    }
+
+    @ApiOperation("针对分项目标统计，支撑分项目标知识点的个数、学时合计、占比")
+    @GetMapping("/{objectiveId}")
+    public BaseResponse<ObjectiveContentKnowVO> getCountData(@PathVariable String objectiveId){
+        ObjectiveContentKnowVO objectiveContentKnowVO= objectiveContentKnowService.getCountData(objectiveId);
+        return ResultUtils.success(objectiveContentKnowVO);
+    }
+
+}
diff --git a/src/main/java/com/teaching/backend/controller/courses/ObjectivesTypeController.java b/src/main/java/com/teaching/backend/controller/courses/ObjectivesTypeController.java
index 26a79d3..a44ccd0 100644
--- a/src/main/java/com/teaching/backend/controller/courses/ObjectivesTypeController.java
+++ b/src/main/java/com/teaching/backend/controller/courses/ObjectivesTypeController.java
@@ -1,20 +1,12 @@
 package com.teaching.backend.controller.courses;
 
 
-import cn.hutool.core.bean.BeanUtil;
 import com.teaching.backend.common.BaseResponse;
 import com.teaching.backend.common.ResultUtils;
-import com.teaching.backend.model.dto.courses.CoursesDTO;
-import com.teaching.backend.model.dto.courses.PageDTO;
-import com.teaching.backend.model.entity.courses.Courses;
 import com.teaching.backend.model.entity.courses.ObjectivesType;
-import com.teaching.backend.model.query.CourseQuery;
-import com.teaching.backend.model.vo.CoursesVO;
-import com.teaching.backend.service.courses.ICoursesService;
 import com.teaching.backend.service.courses.IObjectivesTypeService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
-import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
diff --git a/src/main/java/com/teaching/backend/controller/courses/StudentCoursesController.java b/src/main/java/com/teaching/backend/controller/courses/StudentCoursesController.java
new file mode 100644
index 0000000..a59d349
--- /dev/null
+++ b/src/main/java/com/teaching/backend/controller/courses/StudentCoursesController.java
@@ -0,0 +1,49 @@
+package com.teaching.backend.controller.courses;
+
+
+import com.teaching.backend.common.BaseResponse;
+import com.teaching.backend.common.ResultUtils;
+import com.teaching.backend.model.dto.courses.ObjectiveContentKnowDTO;
+import com.teaching.backend.model.dto.courses.PageDTO;
+import com.teaching.backend.model.dto.courses.StudentCoursesDTO;
+import com.teaching.backend.model.query.CourseQuery;
+import com.teaching.backend.model.vo.courses.CoursesVO;
+import com.teaching.backend.service.courses.IStudentCoursesService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import org.springframework.stereotype.Controller;
+
+/**
+ * <p>
+ *  前端控制器
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Api(tags = "学生课程接口")
+@RestController
+@RequestMapping("/student_courses")
+public class StudentCoursesController {
+
+    @Autowired
+    IStudentCoursesService studentCoursesService;
+
+    @ApiOperation("给学生添加课程")
+    @PostMapping("/addcoursess")
+    public BaseResponse<String> saveCoursesToStudents(@RequestBody StudentCoursesDTO studentCoursesDTO){
+        String data  = studentCoursesService.saveCoursesToStudents(studentCoursesDTO);
+        return ResultUtils.success(data);
+    }
+
+    @ApiOperation("查询课程列表")
+    @GetMapping("/page")
+    public BaseResponse<PageDTO<CoursesVO>> getCourses(CourseQuery courseQuery){
+        PageDTO<CoursesVO> coursesList = studentCoursesService.queryCourses(courseQuery);
+        return ResultUtils.success(coursesList);
+    }
+
+}
diff --git a/src/main/java/com/teaching/backend/controller/favour/SeCourseFavourController.java b/src/main/java/com/teaching/backend/controller/favour/SeCourseFavourController.java
index ea2ef1d..5aa73b4 100644
--- a/src/main/java/com/teaching/backend/controller/favour/SeCourseFavourController.java
+++ b/src/main/java/com/teaching/backend/controller/favour/SeCourseFavourController.java
@@ -13,15 +13,10 @@ import com.teaching.backend.model.dto.favour.courseFavour.CourseFavourAllRequest
 import com.teaching.backend.model.dto.favour.courseFavour.CourseFavourListRequest;
 import com.teaching.backend.model.dto.favour.courseFavour.CourseFavourQueryRequest;
 import com.teaching.backend.model.entity.courses.Courses;
-import com.teaching.backend.model.entity.favour.SeCourseFavour;
-import com.teaching.backend.model.vo.CoursesVO;
 import com.teaching.backend.model.vo.favour.CourseFavourDetailVO;
-import com.teaching.backend.service.courses.ICoursesService;
 import com.teaching.backend.service.favour.SeCourseFavourService;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
-import org.springframework.beans.BeanUtils;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
diff --git a/src/main/java/com/teaching/backend/mapper/courses/CourseObjectivesMapper.java b/src/main/java/com/teaching/backend/mapper/courses/CourseObjectivesMapper.java
index ec60635..7de5035 100644
--- a/src/main/java/com/teaching/backend/mapper/courses/CourseObjectivesMapper.java
+++ b/src/main/java/com/teaching/backend/mapper/courses/CourseObjectivesMapper.java
@@ -2,7 +2,7 @@ package com.teaching.backend.mapper.courses;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.teaching.backend.model.entity.courses.CourseObjectives;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
+import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
 
 import java.util.List;
 
diff --git a/src/main/java/com/teaching/backend/mapper/courses/ObjectiveContentKnowMapper.java b/src/main/java/com/teaching/backend/mapper/courses/ObjectiveContentKnowMapper.java
new file mode 100644
index 0000000..98d2b90
--- /dev/null
+++ b/src/main/java/com/teaching/backend/mapper/courses/ObjectiveContentKnowMapper.java
@@ -0,0 +1,16 @@
+package com.teaching.backend.mapper.courses;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+
+/**
+ * <p>
+ *  Mapper 接口
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+public interface ObjectiveContentKnowMapper extends BaseMapper<ObjectiveContentKnow> {
+
+}
diff --git a/src/main/java/com/teaching/backend/mapper/courses/StudentCoursesMapper.java b/src/main/java/com/teaching/backend/mapper/courses/StudentCoursesMapper.java
new file mode 100644
index 0000000..ea9cb28
--- /dev/null
+++ b/src/main/java/com/teaching/backend/mapper/courses/StudentCoursesMapper.java
@@ -0,0 +1,16 @@
+package com.teaching.backend.mapper.courses;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.teaching.backend.model.entity.courses.StudentCourses;
+
+/**
+ * <p>
+ *  Mapper 接口
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+public interface StudentCoursesMapper extends BaseMapper<StudentCourses> {
+
+}
diff --git a/src/main/java/com/teaching/backend/model/dto/courses/CoursesDTO.java b/src/main/java/com/teaching/backend/model/dto/courses/CoursesDTO.java
index d590709..c038cf1 100644
--- a/src/main/java/com/teaching/backend/model/dto/courses/CoursesDTO.java
+++ b/src/main/java/com/teaching/backend/model/dto/courses/CoursesDTO.java
@@ -18,7 +18,7 @@ public class CoursesDTO {
     /**
      * 创建人  教师id
      */
-    @ApiModelProperty("负责教师")
+    @ApiModelProperty(value = "负责教师",required = true)
     private String teacher;
     /**
      * 创建日期
diff --git a/src/main/java/com/teaching/backend/model/dto/courses/ObjectiveContentKnowDTO.java b/src/main/java/com/teaching/backend/model/dto/courses/ObjectiveContentKnowDTO.java
new file mode 100644
index 0000000..f0eb4ef
--- /dev/null
+++ b/src/main/java/com/teaching/backend/model/dto/courses/ObjectiveContentKnowDTO.java
@@ -0,0 +1,26 @@
+package com.teaching.backend.model.dto.courses;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+import java.io.Serializable;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Data
+@ApiModel(description = "分项目标或内容添加知识点")
+public class ObjectiveContentKnowDTO extends ObjectiveContentKnow {
+
+}
diff --git a/src/main/java/com/teaching/backend/model/dto/courses/StudentCoursesDTO.java b/src/main/java/com/teaching/backend/model/dto/courses/StudentCoursesDTO.java
new file mode 100644
index 0000000..67264a8
--- /dev/null
+++ b/src/main/java/com/teaching/backend/model/dto/courses/StudentCoursesDTO.java
@@ -0,0 +1,20 @@
+package com.teaching.backend.model.dto.courses;
+
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+import com.teaching.backend.model.entity.courses.StudentCourses;
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Data
+@ApiModel(description = "学生课程")
+public class StudentCoursesDTO extends StudentCourses {
+
+}
diff --git a/src/main/java/com/teaching/backend/model/entity/courses/ObjectiveContentKnow.java b/src/main/java/com/teaching/backend/model/entity/courses/ObjectiveContentKnow.java
new file mode 100644
index 0000000..b49a21c
--- /dev/null
+++ b/src/main/java/com/teaching/backend/model/entity/courses/ObjectiveContentKnow.java
@@ -0,0 +1,41 @@
+package com.teaching.backend.model.entity.courses;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("objective_content_know")
+public class ObjectiveContentKnow implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @TableId(value = "id", type = IdType.ASSIGN_UUID)
+    private String id;
+
+    /**
+     * 分项目标或内容 的 id
+     */
+    private String objectiveOrContent;
+
+    /**
+     * 关联的知识点
+     */
+    private String know;
+
+
+}
diff --git a/src/main/java/com/teaching/backend/model/entity/courses/StudentCourses.java b/src/main/java/com/teaching/backend/model/entity/courses/StudentCourses.java
new file mode 100644
index 0000000..acc0c54
--- /dev/null
+++ b/src/main/java/com/teaching/backend/model/entity/courses/StudentCourses.java
@@ -0,0 +1,41 @@
+package com.teaching.backend.model.entity.courses;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("student_courses")
+public class StudentCourses implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @TableId(value = "id", type = IdType.ASSIGN_UUID)
+    private String id;
+
+    /**
+     * 学生的username
+     */
+    private String student;
+
+    /**
+     * 课程id
+     */
+    private String course;
+
+
+}
diff --git a/src/main/java/com/teaching/backend/model/entity/know/Know.java b/src/main/java/com/teaching/backend/model/entity/know/Know.java
index b2e580f..9d2fbf5 100644
--- a/src/main/java/com/teaching/backend/model/entity/know/Know.java
+++ b/src/main/java/com/teaching/backend/model/entity/know/Know.java
@@ -1,48 +1,64 @@
 package com.teaching.backend.model.entity.know;
 
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
 import io.swagger.annotations.Api;
 import lombok.AllArgsConstructor;
 import lombok.Data;
+import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
+import lombok.experimental.Accessors;
 
 
 import java.io.Serializable;
+import java.math.BigDecimal;
 import java.time.LocalDateTime;
 
 @Data
-public class Know {
-
-
-    //内部编号
-    private Long id ;
-
-    //知识点名称
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("know")
+public class Know implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * id
+     */
+    @TableId(value = "id", type = IdType.ASSIGN_UUID)
+    private String id;
+
+    /**
+     * 知识点名称
+     */
     private String name;
 
-    //知识点代码
-    private String code;
-
-    //简介
+    /**
+     * 简介
+     */
     private String info;
 
-    //定义
-    private String miaoshu;
-
-    //添加人真实姓名
-    private String inrealname;
+    /**
+     * 知识点内容
+     */
+    private String content;
 
-    //创建人
-    private String createBy;
+    /**
+     * 知识点图片
+     */
+    private String img;
 
-    //创建时间
-    private LocalDateTime createTime;
+    /**
+     * 知识点学时
+     */
+    private BigDecimal hour;
 
-    //修改人
-    private String updateBy;
+    /**
+     * 知识点类型
+     */
+    private String type;
 
-    //修改时间
-    private LocalDateTime updateTime;
 
-    //所属部门
-    private String sysOrgCode;
 }
+
diff --git a/src/main/java/com/teaching/backend/model/query/CourseQuery.java b/src/main/java/com/teaching/backend/model/query/CourseQuery.java
index 095a095..d091993 100644
--- a/src/main/java/com/teaching/backend/model/query/CourseQuery.java
+++ b/src/main/java/com/teaching/backend/model/query/CourseQuery.java
@@ -11,4 +11,7 @@ import lombok.EqualsAndHashCode;
 public class CourseQuery extends PageQuery {
     @ApiModelProperty("课程名称关键字")
     private String name;
+
+    @ApiModelProperty(value = "用户的username",required = true)
+    private String username;
 }
diff --git a/src/main/java/com/teaching/backend/model/vo/CourseObjectivesTreeVO.java b/src/main/java/com/teaching/backend/model/vo/courses/CourseObjectivesTreeVO.java
similarity index 73%
rename from src/main/java/com/teaching/backend/model/vo/CourseObjectivesTreeVO.java
rename to src/main/java/com/teaching/backend/model/vo/courses/CourseObjectivesTreeVO.java
index d4b75c3..21ee381 100644
--- a/src/main/java/com/teaching/backend/model/vo/CourseObjectivesTreeVO.java
+++ b/src/main/java/com/teaching/backend/model/vo/courses/CourseObjectivesTreeVO.java
@@ -1,8 +1,5 @@
-package com.teaching.backend.model.vo;
+package com.teaching.backend.model.vo.courses;
 
-import com.baomidou.mybatisplus.annotation.IdType;
-import com.baomidou.mybatisplus.annotation.TableId;
-import com.teaching.backend.model.dto.courses.CourseObjectivesDTO;
 import com.teaching.backend.model.entity.courses.CourseObjectives;
 import com.teaching.backend.model.entity.courses.ObjectiveContents;
 import io.swagger.annotations.ApiModel;
@@ -10,7 +7,6 @@ import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
 import java.io.Serializable;
-import java.time.LocalDateTime;
 import java.util.List;
 
 @Data
diff --git a/src/main/java/com/teaching/backend/model/vo/CoursesVO.java b/src/main/java/com/teaching/backend/model/vo/courses/CoursesVO.java
similarity index 96%
rename from src/main/java/com/teaching/backend/model/vo/CoursesVO.java
rename to src/main/java/com/teaching/backend/model/vo/courses/CoursesVO.java
index 42fbe75..7f5b618 100644
--- a/src/main/java/com/teaching/backend/model/vo/CoursesVO.java
+++ b/src/main/java/com/teaching/backend/model/vo/courses/CoursesVO.java
@@ -1,4 +1,4 @@
-package com.teaching.backend.model.vo;
+package com.teaching.backend.model.vo.courses;
 
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
diff --git a/src/main/java/com/teaching/backend/model/vo/courses/ObjectiveContentKnowVO.java b/src/main/java/com/teaching/backend/model/vo/courses/ObjectiveContentKnowVO.java
new file mode 100644
index 0000000..d3b6a35
--- /dev/null
+++ b/src/main/java/com/teaching/backend/model/vo/courses/ObjectiveContentKnowVO.java
@@ -0,0 +1,42 @@
+package com.teaching.backend.model.vo.courses;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+@Data
+@ApiModel(description = "分项目标，内容关联的知识点VO实体")
+public class ObjectiveContentKnowVO {
+
+    /**
+     * 分项目标或内容 的 id
+     */
+    private String objectiveOrContent;
+
+    /**
+     * 关联的知识点个数
+     */
+    @ApiModelProperty(value = "关联的知识点个数")
+    private Integer knowsNumber;
+
+    /**
+     * 关联的知识点学时合计
+     */
+    @ApiModelProperty(value = "关联的知识点学时合计")
+    private BigDecimal knowsTime;
+
+    /**
+     * 关联的知识点学时占比
+     */
+    @ApiModelProperty(value = "关联的知识点学时占比")
+    private String persent;
+
+    /**
+     * 分项目标下面的内容对应的知识点数据
+     */
+    List<ObjectiveContentKnowVO> contentKnowsData;
+
+}
diff --git a/src/main/java/com/teaching/backend/service/courses/ICourseObjectivesService.java b/src/main/java/com/teaching/backend/service/courses/ICourseObjectivesService.java
index bd78048..3d3c753 100644
--- a/src/main/java/com/teaching/backend/service/courses/ICourseObjectivesService.java
+++ b/src/main/java/com/teaching/backend/service/courses/ICourseObjectivesService.java
@@ -3,7 +3,7 @@ package com.teaching.backend.service.courses;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.teaching.backend.model.dto.courses.CourseObjectivesDTO;
 import com.teaching.backend.model.entity.courses.CourseObjectives;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
+import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
 
 import java.util.List;
 
diff --git a/src/main/java/com/teaching/backend/service/courses/ICoursesService.java b/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
index 08d48a6..0a331c5 100644
--- a/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
+++ b/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
@@ -6,7 +6,7 @@ import com.teaching.backend.model.dto.courses.CoursesDTO;
 import com.teaching.backend.model.dto.courses.PageDTO;
 import com.teaching.backend.model.entity.courses.Courses;
 import com.teaching.backend.model.query.CourseQuery;
-import com.teaching.backend.model.vo.CoursesVO;
+import com.teaching.backend.model.vo.courses.CoursesVO;
 
 import java.util.List;
 
@@ -23,7 +23,7 @@ public interface ICoursesService extends IService<Courses> {
 
     String saveCourseWithObjective(CoursesDTO coursesDTO);
 
-    PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery, String teacherId);
+    PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery);
 
 
     void deleteBatchByIds(String id);
diff --git a/src/main/java/com/teaching/backend/service/courses/IObjectiveContentKnowService.java b/src/main/java/com/teaching/backend/service/courses/IObjectiveContentKnowService.java
new file mode 100644
index 0000000..18c2809
--- /dev/null
+++ b/src/main/java/com/teaching/backend/service/courses/IObjectiveContentKnowService.java
@@ -0,0 +1,21 @@
+package com.teaching.backend.service.courses;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.teaching.backend.model.dto.courses.ObjectiveContentKnowDTO;
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+import com.teaching.backend.model.vo.courses.ObjectiveContentKnowVO;
+
+/**
+ * <p>
+ *  服务类
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+public interface IObjectiveContentKnowService extends IService<ObjectiveContentKnow> {
+
+    String saveKnowsWithObjectiveOrContent(ObjectiveContentKnowDTO objectiveContentKnowDTO);
+
+    ObjectiveContentKnowVO getCountData(String objectiveId);
+}
diff --git a/src/main/java/com/teaching/backend/service/courses/IObjectiveContentsService.java b/src/main/java/com/teaching/backend/service/courses/IObjectiveContentsService.java
index 02d08f2..c3a75d1 100644
--- a/src/main/java/com/teaching/backend/service/courses/IObjectiveContentsService.java
+++ b/src/main/java/com/teaching/backend/service/courses/IObjectiveContentsService.java
@@ -3,7 +3,6 @@ package com.teaching.backend.service.courses;
 
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.teaching.backend.model.entity.courses.ObjectiveContents;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
 
 /**
  * <p>
diff --git a/src/main/java/com/teaching/backend/service/courses/IStudentCoursesService.java b/src/main/java/com/teaching/backend/service/courses/IStudentCoursesService.java
new file mode 100644
index 0000000..34873e4
--- /dev/null
+++ b/src/main/java/com/teaching/backend/service/courses/IStudentCoursesService.java
@@ -0,0 +1,23 @@
+package com.teaching.backend.service.courses;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.teaching.backend.model.dto.courses.PageDTO;
+import com.teaching.backend.model.dto.courses.StudentCoursesDTO;
+import com.teaching.backend.model.entity.courses.StudentCourses;
+import com.teaching.backend.model.query.CourseQuery;
+import com.teaching.backend.model.vo.courses.CoursesVO;
+
+/**
+ * <p>
+ *  服务类
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+public interface IStudentCoursesService extends IService<StudentCourses> {
+
+    String saveCoursesToStudents(StudentCoursesDTO studentCoursesDTO);
+
+    PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery);
+}
diff --git a/src/main/java/com/teaching/backend/service/impl/courses/CourseObjectivesServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/CourseObjectivesServiceImpl.java
index ac0a01e..88c4816 100644
--- a/src/main/java/com/teaching/backend/service/impl/courses/CourseObjectivesServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/courses/CourseObjectivesServiceImpl.java
@@ -10,15 +10,13 @@ import com.teaching.backend.mapper.courses.ObjectiveContentsMapper;
 import com.teaching.backend.model.dto.courses.CourseObjectivesDTO;
 import com.teaching.backend.model.entity.courses.CourseObjectives;
 import com.teaching.backend.model.entity.courses.ObjectiveContents;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
+import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
 import com.teaching.backend.service.courses.ICourseObjectivesService;
 import com.teaching.backend.utils.CourseCode;
-import io.swagger.models.auth.In;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -101,7 +99,7 @@ public class CourseObjectivesServiceImpl extends ServiceImpl<CourseObjectivesMap
             throw new BusinessException(ErrorCode.NOT_FOUND_ERROR);
         }
         Integer type = courseObjectives.getType();
-        if (type == null){
+        if (type == CourseCode.Total_EXIT.getValue()){
             throw new BusinessException(ErrorCode.OPERATION_ERROR,"课程总目标只需清除所列内容即可！");
         }
         String pid = courseObjectives.getPid();
diff --git a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
index f5a9259..2e232cb 100644
--- a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
@@ -23,8 +23,8 @@ import com.teaching.backend.model.entity.courses.ObjectivesType;
 import com.teaching.backend.model.entity.umsAdmin.UmsAdmin;
 import com.teaching.backend.model.entity.umsAdmin.UmsTeacher;
 import com.teaching.backend.model.query.CourseQuery;
-import com.teaching.backend.model.vo.CourseObjectivesTreeVO;
-import com.teaching.backend.model.vo.CoursesVO;
+import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
+import com.teaching.backend.model.vo.courses.CoursesVO;
 import com.teaching.backend.service.courses.ICoursesService;
 import com.teaching.backend.utils.CourseCode;
 import org.springframework.beans.BeanUtils;
@@ -35,7 +35,6 @@ import org.springframework.transaction.annotation.Transactional;
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -68,6 +67,10 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
     @Override
     @Transactional
     public String saveCourseWithObjective(CoursesDTO coursesDTO) {
+        String teacher = coursesDTO.getTeacher();
+        if (teacher == null || teacher.equals("")) {
+            throw new BusinessException(ErrorCode.TEACHER_NOT_EXIT);
+        }
         Courses courses = new Courses();
         CourseObjectives courseObjectives = new CourseObjectives();
         BeanUtils.copyProperties(coursesDTO, courses);
@@ -109,7 +112,11 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
     }
 
     @Override
-    public PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery, String teacherId) {
+    public PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery) {
+        String username = courseQuery.getUsername();
+        if (username==null || username.equals("")){
+            throw new BusinessException(ErrorCode.TEACHER_NOT_EXIT);
+        }
         //要搜索的课程名字
         String name = courseQuery.getName();
         // 1.1构建分页条件
@@ -119,7 +126,7 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
                 .like(name != null, Courses::getName, name)
 //                .eq(Courses::getTeacher,teacherId)
 //                .apply("JSON_CONTAINS(teacher, JSON_QUOTE({0}))", teacherId)
-                .apply("FIND_IN_SET({0}, teacher)", teacherId)
+                .apply("FIND_IN_SET({0}, teacher)", username)
                 .page(page);
         PageDTO<CoursesVO> coursesVOPageDTO = PageDTO.of(p, CoursesVO.class);
         List<CoursesVO> pageDTOList = coursesVOPageDTO.getList();
@@ -147,6 +154,9 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
 
     @Override
     public void deleteBatchByIds(String id) {
+        if(id==null){
+            throw new BusinessException(ErrorCode.PARAMS_ERROR,"课程id为空");
+        }
         CourseObjectives courseObjectives= courseObjectivesMapper.selectOne
                 (new LambdaQueryWrapper<CourseObjectives>().eq(CourseObjectives::getCourseId, id));
         if(courseObjectives == null){
diff --git a/src/main/java/com/teaching/backend/service/impl/courses/ObjectiveContentKnowServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/ObjectiveContentKnowServiceImpl.java
new file mode 100644
index 0000000..6b42b66
--- /dev/null
+++ b/src/main/java/com/teaching/backend/service/impl/courses/ObjectiveContentKnowServiceImpl.java
@@ -0,0 +1,169 @@
+package com.teaching.backend.service.impl.courses;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.teaching.backend.common.ErrorCode;
+import com.teaching.backend.exception.BusinessException;
+import com.teaching.backend.mapper.courses.CourseObjectivesMapper;
+import com.teaching.backend.mapper.courses.CoursesMapper;
+import com.teaching.backend.mapper.courses.ObjectiveContentKnowMapper;
+import com.teaching.backend.mapper.courses.ObjectiveContentsMapper;
+import com.teaching.backend.mapper.know.KnowMapper;
+import com.teaching.backend.model.dto.courses.ObjectiveContentKnowDTO;
+import com.teaching.backend.model.entity.courses.CourseObjectives;
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+import com.teaching.backend.model.entity.courses.ObjectiveContents;
+import com.teaching.backend.model.entity.know.Know;
+import com.teaching.backend.model.vo.courses.ObjectiveContentKnowVO;
+import com.teaching.backend.service.courses.IObjectiveContentKnowService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.sql.SQLIntegrityConstraintViolationException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * <p>
+ *  服务实现类
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Service
+public class ObjectiveContentKnowServiceImpl extends ServiceImpl<ObjectiveContentKnowMapper, ObjectiveContentKnow> implements IObjectiveContentKnowService {
+
+    @Autowired
+    ObjectiveContentKnowMapper objectiveContentKnowMapper;
+    @Autowired
+    KnowMapper knowMapper;
+    @Autowired
+    CourseObjectivesMapper courseObjectivesMapper;
+    @Autowired
+    CoursesMapper coursesMapper;
+    @Autowired
+    ObjectiveContentsMapper objectiveContentsMapper;
+
+    @Override
+    @Transactional
+    public String saveKnowsWithObjectiveOrContent(ObjectiveContentKnowDTO objectiveContentKnowDTO) {
+        String objectiveOrContent = objectiveContentKnowDTO.getObjectiveOrContent();
+        if (objectiveOrContent == null || objectiveOrContent.equals("")){
+            throw new BusinessException(ErrorCode.OBJECTIVE_OR_CONTENT_NOT_EXIT);
+        }
+        //暂时约定前端传过来的的knows是“1,2,3” 用 , 隔开的
+        String knows = objectiveContentKnowDTO.getKnow();
+        if (knows == null || knows.equals("")){
+            throw new BusinessException(ErrorCode.KONWID_NOT_EXIT);
+        }
+        List<String> knowIds = new ArrayList<>(Arrays.asList(knows.split(",")));
+        ObjectiveContentKnow objectiveContentKnow = null;
+        try {
+            for (String knowId : knowIds) {
+                objectiveContentKnow = new ObjectiveContentKnow();
+                objectiveContentKnow.setObjectiveOrContent(objectiveOrContent);
+                objectiveContentKnow.setKnow(knowId);
+                objectiveContentKnowMapper.insert(objectiveContentKnow);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw new BusinessException(ErrorCode.OBJECTIVE_OR_CONTENT_EXIT);
+        }
+        return "添加成功";
+    }
+
+    @Override
+    public ObjectiveContentKnowVO getCountData(String objectiveOrContentId) {
+        // 检查objectiveOrContentId是否为空，如果为空则抛出异常
+        if (objectiveOrContentId == null) {
+            throw new BusinessException(ErrorCode.OBJECTIVE_OR_CONTENT_NOT_EXIT);
+        }
+
+        // 查询分项目标关联的知识点数据
+        List<ObjectiveContentKnow> objectiveContentKnows = objectiveContentKnowMapper.selectList(
+                new LambdaQueryWrapper<ObjectiveContentKnow>()
+                        .eq(ObjectiveContentKnow::getObjectiveOrContent, objectiveOrContentId));
+
+        // 创建ObjectiveContentKnowVO对象，并计算相关数据
+        ObjectiveContentKnowVO objectiveContentKnowVO = createObjectiveContentKnowVO(objectiveOrContentId, objectiveContentKnows);
+
+        // 根据分项目标找到课程id
+        String pid = courseObjectivesMapper.selectOne(new LambdaQueryWrapper<CourseObjectives>()
+                        .eq(CourseObjectives::getId, objectiveOrContentId)).getPid();
+        String courseId = courseObjectivesMapper.selectOne(new LambdaQueryWrapper<CourseObjectives>()
+                        .eq(CourseObjectives::getId, pid)).getCourseId();
+        Integer classhours = coursesMapper.selectById(courseId).getClasshours();
+
+        // 计算并设置比例（百分比）
+        BigDecimal percentage = calculatePercentage(objectiveContentKnowVO.getKnowsTime(), classhours);
+        objectiveContentKnowVO.setPersent(percentage + "%");
+
+        // 查找分项目标下的内容
+        List<ObjectiveContents> objectiveContents = objectiveContentsMapper.selectList(
+                new LambdaQueryWrapper<ObjectiveContents>()
+                        .eq(ObjectiveContents::getObjectiveId, objectiveOrContentId));
+
+        // 如果存在分项目标内容，处理并计算每个内容的相关数据
+        if (objectiveContents != null && !objectiveContents.isEmpty()) {
+            List<ObjectiveContentKnowVO> contentKnowVOs = objectiveContents.stream()
+                    .map(content -> createObjectiveContentKnowVO(content.getId(), objectiveContentKnowMapper.selectList(
+                            new LambdaQueryWrapper<ObjectiveContentKnow>()
+                                    .eq(ObjectiveContentKnow::getObjectiveOrContent, content.getId())
+                    )))
+                    .collect(Collectors.toList());
+
+            // 计算每个内容的比例（百分比）
+            contentKnowVOs.forEach(contentKnowVO -> {
+                BigDecimal contentPercentage = calculatePercentage(contentKnowVO.getKnowsTime(), classhours);
+                contentKnowVO.setPersent(contentPercentage + "%");
+            });
+
+            // 设置内容的知识点数据
+            objectiveContentKnowVO.setContentKnowsData(contentKnowVOs);
+        }
+
+        // 返回计算结果
+        return objectiveContentKnowVO;
+    }
+
+    // 创建ObjectiveContentKnowVO对象，并计算知识点数量和总时间
+    private ObjectiveContentKnowVO createObjectiveContentKnowVO(String objectiveOrContentId, List<ObjectiveContentKnow> objectiveContentKnows) {
+        ObjectiveContentKnowVO vo = new ObjectiveContentKnowVO();
+        vo.setObjectiveOrContent(objectiveOrContentId);
+        vo.setKnowsNumber(objectiveContentKnows.size());
+
+        // 计算知识点的总时间
+        BigDecimal knowsTime = objectiveContentKnows.stream()
+                .map(contentKnow -> {
+                    Know know = knowMapper.selectOne(new LambdaQueryWrapper<Know>()
+                            .eq(Know::getId, contentKnow.getKnow()));
+                    if (know == null) {
+                        throw new BusinessException(ErrorCode.KNOW_NOT_EXIT);
+                    }
+                    return know.getHour();
+                })
+                .reduce(BigDecimal.ZERO, BigDecimal::add);
+
+        vo.setKnowsTime(knowsTime);
+        return vo;
+    }
+
+    // 计算知识点时间占总学时的比例，并转换为百分比
+    private BigDecimal calculatePercentage(BigDecimal knowsTime, Integer classhours) {
+        if (classhours == null || classhours == 0) {
+            return BigDecimal.ZERO;
+        }
+        // 将classhours转换为BigDecimal类型，以便进行精确计算
+        BigDecimal classHoursBigDecimal = new BigDecimal(classhours);
+        // 计算knowsTime占classhours的比例，保留两位小数，并四舍五入
+        return knowsTime.divide(classHoursBigDecimal, 2, RoundingMode.HALF_UP).multiply(new BigDecimal(100));
+    }
+
+
+}
diff --git a/src/main/java/com/teaching/backend/service/impl/courses/StudentCoursesServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/StudentCoursesServiceImpl.java
new file mode 100644
index 0000000..63e6b64
--- /dev/null
+++ b/src/main/java/com/teaching/backend/service/impl/courses/StudentCoursesServiceImpl.java
@@ -0,0 +1,124 @@
+package com.teaching.backend.service.impl.courses;
+
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.teaching.backend.common.ErrorCode;
+import com.teaching.backend.exception.BusinessException;
+import com.teaching.backend.mapper.courses.CoursesMapper;
+import com.teaching.backend.mapper.courses.StudentCoursesMapper;
+import com.teaching.backend.mapper.umsAdmin.UmsAdminMapper;
+import com.teaching.backend.mapper.umsAdmin.UmsTeacherMapper;
+import com.teaching.backend.model.dto.courses.ObjectiveContentKnowDTO;
+import com.teaching.backend.model.dto.courses.PageDTO;
+import com.teaching.backend.model.dto.courses.StudentCoursesDTO;
+import com.teaching.backend.model.entity.courses.Courses;
+import com.teaching.backend.model.entity.courses.ObjectiveContentKnow;
+import com.teaching.backend.model.entity.courses.StudentCourses;
+import com.teaching.backend.model.entity.umsAdmin.UmsAdmin;
+import com.teaching.backend.model.entity.umsAdmin.UmsTeacher;
+import com.teaching.backend.model.query.CourseQuery;
+import com.teaching.backend.model.vo.courses.CoursesVO;
+import com.teaching.backend.service.courses.IStudentCoursesService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * <p>
+ * 服务实现类
+ * </p>
+ *
+ * @author zjh
+ * @since 2024-06-13
+ */
+@Service
+public class StudentCoursesServiceImpl extends ServiceImpl<StudentCoursesMapper, StudentCourses> implements IStudentCoursesService {
+
+    @Autowired
+    StudentCoursesMapper studentCoursesMapper;
+    @Autowired
+    UmsAdminMapper umsAdminMapper;
+    @Autowired
+    UmsTeacherMapper umsTeacherMapper;
+    @Autowired
+    CoursesMapper coursesMapper;
+    @Override
+    public String saveCoursesToStudents(StudentCoursesDTO studentCoursesDTO) {
+        String studentId = studentCoursesDTO.getStudent();
+        if (studentId == null || studentId.equals("")) {
+            throw new BusinessException(ErrorCode.STUDENT_NOT_EXIT);
+        }
+        //暂时约定前端传过来的的knows是“1,2,3” 用 , 隔开的
+        String courses = studentCoursesDTO.getCourse();
+        if (courses == null || courses.equals("")) {
+            throw new BusinessException(ErrorCode.COURSES_NOT_EXIT);
+        }
+        List<String> coursesIds = new ArrayList<>(Arrays.asList(courses.split(",")));
+        StudentCourses studentCourses = null;
+        try {
+            for (String course : coursesIds) {
+                studentCourses = new StudentCourses();
+                studentCourses.setStudent(studentId);
+                studentCourses.setCourse(course);
+                studentCoursesMapper.insert(studentCourses);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw new BusinessException(ErrorCode.OBJECTIVE_OR_CONTENT_EXIT);
+        }
+        return "添加成功";
+    }
+
+    @Override
+    public PageDTO<CoursesVO> queryCourses(CourseQuery courseQuery) {
+        String username = courseQuery.getUsername();
+        if (username==null || username.equals("")){
+            throw new BusinessException(ErrorCode.STUDENT_NOT_EXIT);
+        }
+        List<StudentCourses> studentCourses = studentCoursesMapper.selectList(new LambdaQueryWrapper<StudentCourses>()
+                .eq(StudentCourses::getStudent, username));
+        List<String> coursesList = studentCourses.stream()
+                .map(StudentCourses::getCourse)
+                .collect(Collectors.toList());
+        //要搜索的课程名字
+        String name = courseQuery.getName();
+        // 1.1构建分页条件
+        Page<Courses> page = courseQuery.toMpPageDefaultSortByCreateTime();
+        // 2.分页查询
+        LambdaQueryWrapper<Courses> queryWrapper = new LambdaQueryWrapper<Courses>()
+                .like(name != null, Courses::getName, name)
+                .in(Courses::getId, coursesList);
+        // 3. 执行分页查询
+        Page<Courses> p = this.coursesMapper.selectPage(page, queryWrapper);
+
+        PageDTO<CoursesVO> coursesVOPageDTO = PageDTO.of(p, CoursesVO.class);
+        List<CoursesVO> pageDTOList = coursesVOPageDTO.getList();
+        List<String> teachers = null;
+
+        for (CoursesVO coursesVO : pageDTOList) {
+            List<String> teacherNameList = new ArrayList<>();
+            String teacherIds = coursesVO.getTeacher();
+            teachers = new ArrayList<>(Arrays.asList(teacherIds.split(",")));
+            for (String teacher : teachers) {
+                UmsAdmin umsAdmin = umsAdminMapper.selectOne(new LambdaQueryWrapper<UmsAdmin>().
+                        eq(UmsAdmin::getUsername, teacher));
+                if (umsAdmin==null){
+                    throw new BusinessException(ErrorCode.OPERATION_ERROR);
+                }
+                Long adminId = umsAdmin.getId();
+                UmsTeacher umsTeacher = umsTeacherMapper.selectOne(new LambdaQueryWrapper<UmsTeacher>()
+                        .eq(UmsTeacher::getUserId, adminId));
+                teacherNameList.add(umsTeacher.getName());
+            }
+            coursesVO.setTeacher(String.join(",", teacherNameList));
+        }
+        return coursesVOPageDTO;
+    }
+}
diff --git a/src/main/java/com/teaching/backend/service/impl/favour/SeCourseFavourServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/favour/SeCourseFavourServiceImpl.java
index 117b713..c71f654 100644
--- a/src/main/java/com/teaching/backend/service/impl/favour/SeCourseFavourServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/favour/SeCourseFavourServiceImpl.java
@@ -3,21 +3,16 @@ package com.teaching.backend.service.impl.favour;
 import cn.hutool.core.collection.CollUtil;
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.teaching.backend.common.BaseResponse;
 import com.teaching.backend.common.ErrorCode;
-import com.teaching.backend.common.ResultUtils;
 import com.teaching.backend.exception.BusinessException;
 import com.teaching.backend.mapper.favour.SeCourseFavourMapper;
-import com.teaching.backend.model.dto.favour.courseFavour.CourseFavourQueryRequest;
 import com.teaching.backend.model.entity.courses.Courses;
 import com.teaching.backend.model.entity.favour.SeCourseFavour;
 import com.teaching.backend.model.entity.favour.SeKnowFavour;
 import com.teaching.backend.model.entity.favour.SeResourceFavour;
 
-import com.teaching.backend.model.vo.CoursesVO;
 import com.teaching.backend.model.vo.favour.CourseFavourDetailVO;
 import com.teaching.backend.service.courses.ICoursesService;
 import com.teaching.backend.service.favour.SeCourseFavourService;
@@ -27,8 +22,6 @@ import com.teaching.backend.service.favour.SeResourceFavourService;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
diff --git a/src/main/java/com/teaching/backend/utils/CourseCode.java b/src/main/java/com/teaching/backend/utils/CourseCode.java
index 30dd812..18f50fb 100644
--- a/src/main/java/com/teaching/backend/utils/CourseCode.java
+++ b/src/main/java/com/teaching/backend/utils/CourseCode.java
@@ -7,6 +7,8 @@ public enum CourseCode {
     CONTENT_EXIT(1, "存在内容"),
     SI_ZHENG_TYPE(1, "思政目标类型"),
     SI_ZHENG_EXIT(1, "思政目标存在"),
+
+    Total_EXIT(0, "课程总目标"),
     COURSE_UODATING(1, "课程正在修改中");
 
 
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index e5d1972..317ae7b 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -8,9 +8,10 @@ spring:
       matching-strategy: ant_path_matcher
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
-    url: jdbc:mysql://localhost:3306/teaching_db
+    url: jdbc:mysql://127.0.0.1:3306/teaching_db
+#    url: jdbc:mysql://39.106.16.162:3306/teaching_db
     username: root
-    password: 1234567788
+    password: root
 mybatis:
   configuration:
     map-underscore-to-camel-case: true
diff --git a/src/main/resources/mapper/CourseObjectivesMapper.xml b/src/main/resources/mapper/CourseObjectivesMapper.xml
index 347ebec..1204030 100644
--- a/src/main/resources/mapper/CourseObjectivesMapper.xml
+++ b/src/main/resources/mapper/CourseObjectivesMapper.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.teaching.backend.mapper.courses.CourseObjectivesMapper">
 
-    <select id="selectTreeNodes" resultType="com.teaching.backend.model.vo.CourseObjectivesTreeVO"
+    <select id="selectTreeNodes" resultType="com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO"
             parameterType="string">
         with recursive t1 as (
             select * from course_objectives where id=#{courseObjectivesId}
diff --git a/src/main/resources/mapper/ObjectiveContentKnowMapper.xml b/src/main/resources/mapper/ObjectiveContentKnowMapper.xml
new file mode 100644
index 0000000..b764958
--- /dev/null
+++ b/src/main/resources/mapper/ObjectiveContentKnowMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.teaching.backend.mapper.courses.ObjectiveContentKnowMapper">
+
+</mapper>
diff --git a/src/main/resources/mapper/StudentCoursesMapper.xml b/src/main/resources/mapper/StudentCoursesMapper.xml
new file mode 100644
index 0000000..6b5568e
--- /dev/null
+++ b/src/main/resources/mapper/StudentCoursesMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.teaching.backend.mapper.courses.StudentCoursesMapper">
+
+</mapper>

From 78cec55647cad67f3225b44dcf7b2b34400060c9 Mon Sep 17 00:00:00 2001
From: wenyu441069198 <14186472+wenyu441069198@user.noreply.gitee.com>
Date: Fri, 14 Jun 2024 17:56:48 +0800
Subject: [PATCH 6/6] =?UTF-8?q?init=E8=AF=BE=E7=A8=8B=E6=A0=87=E5=87=86?=
 =?UTF-8?q?=E5=AF=BC=E5=87=BAword?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 pom.xml                                       |   6 +++
 .../controller/courses/CoursesController.java |  14 ++++++-
 .../service/courses/ICoursesService.java      |   3 ++
 .../impl/courses/CoursesServiceImpl.java      |  39 ++++++++++++++++--
 src/main/resources/templates/courses.docx     | Bin 0 -> 35886 bytes
 5 files changed, 58 insertions(+), 4 deletions(-)
 create mode 100644 src/main/resources/templates/courses.docx

diff --git a/pom.xml b/pom.xml
index a96b610..1bc5502 100644
--- a/pom.xml
+++ b/pom.xml
@@ -155,6 +155,12 @@
             <artifactId>spring-boot-starter-data-redis</artifactId>
         </dependency>
 
+        <!--easypoi-->
+        <dependency>
+            <groupId>cn.afterturn</groupId>
+            <artifactId>easypoi-spring-boot-starter</artifactId>
+            <version>4.1.3</version>
+        </dependency>
     </dependencies>
 
 
diff --git a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
index 2b4e071..078809c 100644
--- a/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
+++ b/src/main/java/com/teaching/backend/controller/courses/CoursesController.java
@@ -19,6 +19,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
+import javax.servlet.http.HttpServletResponse;
 import java.util.*;
 
 /**
@@ -100,5 +101,16 @@ public class CoursesController {
         return ResultUtils.success("删除成功");
     }
 
-
+    /**
+     * 导出word
+     * @param response
+     * @throws Exception
+     */
+    @ApiOperation("导出word")
+    @GetMapping(value = "/down")
+    public void test( HttpServletResponse response) throws Exception{
+        //-------------------------查询课程通过课程id查
+        String id = "de3100cad98f76be3176dd39aa748a9e";
+        coursesService.down(response, id);
+    }
 }
diff --git a/src/main/java/com/teaching/backend/service/courses/ICoursesService.java b/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
index 0a331c5..c69b060 100644
--- a/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
+++ b/src/main/java/com/teaching/backend/service/courses/ICoursesService.java
@@ -8,6 +8,7 @@ import com.teaching.backend.model.entity.courses.Courses;
 import com.teaching.backend.model.query.CourseQuery;
 import com.teaching.backend.model.vo.courses.CoursesVO;
 
+import javax.servlet.http.HttpServletResponse;
 import java.util.List;
 
 
@@ -33,4 +34,6 @@ public interface ICoursesService extends IService<Courses> {
     List<CoursesVO> getPagePageSize(int page, int pageSize);
 
     void updateCourse(CoursesDTO coursesDTO);
+
+    void down(HttpServletResponse response, String id) throws Exception;
 }
diff --git a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
index 2e232cb..23bf545 100644
--- a/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
+++ b/src/main/java/com/teaching/backend/service/impl/courses/CoursesServiceImpl.java
@@ -1,6 +1,7 @@
 package com.teaching.backend.service.impl.courses;
 
 
+import cn.afterturn.easypoi.word.WordExportUtil;
 import cn.hutool.core.bean.BeanUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
@@ -27,15 +28,18 @@ import com.teaching.backend.model.vo.courses.CourseObjectivesTreeVO;
 import com.teaching.backend.model.vo.courses.CoursesVO;
 import com.teaching.backend.service.courses.ICoursesService;
 import com.teaching.backend.utils.CourseCode;
+import org.apache.poi.xwpf.usermodel.XWPFDocument;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.ResourceUtils;
 
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
 import java.time.LocalDateTime;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -255,5 +259,34 @@ public class CoursesServiceImpl extends ServiceImpl<CoursesMapper, Courses> impl
         coursesMapper.updateById(course);
     }
 
+    @Override
+    public void down(HttpServletResponse response, String id) throws Exception {
+        File rootPath = new File(ResourceUtils.getURL("classpath:").getPath()); //SpringBoot项目获取根目录的方式
+        File templatePath = new File(rootPath.getAbsolutePath(),"/templates/courses.docx");//------------------需要模板的地址
+        //准备导出数据
+        //查询课程通过课程id查--课程简介
+        Courses courses = this.getById(id);
+        System.out.println("课程："+courses);
+        Map<String,Object> params = new HashMap<String,Object>();
+        params.put("name",courses.getName());
+        params.put("code",courses.getCode());
+        params.put("nature",courses.getNature());
+        params.put("credit",courses.getCredit());
+        params.put("classhour",courses.getClasshours());
+        params.put("description",courses.getDescription());
+
+        //查询课程目标
+
+        //根据模板+数据 导出文档
+        XWPFDocument xwpfDocument = WordExportUtil.exportWord07(templatePath.getPath(), params);
 
+
+        //文件名=课程名+课程标准
+        String filename= courses.getName()+"课程标准.docx";
+        //设置文件的打开方式和mime类型
+        ServletOutputStream outputStream = response.getOutputStream();
+        response.setHeader( "Content-Disposition", "attachment;filename="  + new String(filename.getBytes(),"ISO8859-1"));
+        response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
+        xwpfDocument.write(outputStream);
+    }
 }
diff --git a/src/main/resources/templates/courses.docx b/src/main/resources/templates/courses.docx
new file mode 100644
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