学生端加入班级模块完成

AES-front/src/api/user.js

@@ -18,4 +18,6 @@ export default {
   updateUserInfo: (data) => request.post('/user/editUserInfo', data),
   updateUserPwd: (data) => request.post('/user/editUserPassword', data),
   signUser: (data) => request.post('/user/signUser', data, { noNeedToken: true }),
+
+  takeClassByInviteCode: (data) => request.post('/classes/takeClassByInviteCode', data), //¼ÓÈë°à¼¶
 }

AES/src/main/java/com/example/aes/user/controller/ClassesController.java

@@ -2,6 +2,7 @@ package com.example.aes.user.controller;
 
 import com.example.aes.global.model.DecodeToken;
 import com.example.aes.global.model.RespBean;
+import com.example.aes.user.model.Json;
 import com.example.aes.user.model.PMClasses;
 import com.example.aes.user.service.ClassesServiceI;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -54,4 +55,16 @@ public class ClassesController{
         }
     }
 
+    @PostMapping("/takeClassByInviteCode") //学生加入班级
+    public RespBean takeClassByInviteCode(@RequestBody PMClasses pmclasses, HttpServletRequest request) {
+        DecodeToken decodeToken = new DecodeToken(request);
+        String userId = decodeToken.getUserId();
+        Json j = new Json();
+        j=classesServiceI.takeOneClass(pmclasses.getInviteCode(), Integer.parseInt(userId));
+        if(j.isSuccess())
+            return RespBean.ok(j.getMsg(), j.getObj());
+        else
+            return RespBean.error(j.getMsg(), j.getObj());
+    }
+
 }

AES/src/main/java/com/example/aes/user/dao/impl/ClassstudentsDaoImpl.java

@@ -45,6 +45,16 @@ public class ClassstudentsDaoImpl extends BaseDaoImpl<Classstudents> implements
 			return false;
 	}
 
+	@Override
+	public boolean findClassInviteCode(String inviteCode){
+		String hql = "from Classstudents where inviteCode=" + inviteCode;
+		List<Classstudents> classstudents = this.find(hql);
+		if(classstudents.size()>0)
+			return true;
+		else
+			return false;
+	}
+
 	@Override
 	public int getClassStudentsNum(int classId) { // 获取班级学生的总数
 		// TODO Auto-generated method stub

AES/src/main/java/com/example/aes/user/service/ClassesServiceI.java

@@ -10,6 +10,9 @@ import java.util.List;
 public interface ClassesServiceI {
 	public List<PMClasses> findClassesByCondition(int teacherId);
 	public List<PMClasses> findClassesByCondition(PMClasses pmclasses);
+
+	public Json takeOneClass(String inviteCode, int studentID);
+
 //	public List<Classes> findAllClass();
 //
 //	public DataGrid findClassesByConditionPage(int teacherId, String role, int pageNum, int pageSize);

AES/src/main/java/com/example/aes/user/service/impl/ClassesServiceImpl.java

@@ -2,28 +2,33 @@ package com.example.aes.user.service.impl;
 
 import com.example.aes.user.dao.ClassesDaoI;
 import com.example.aes.user.dao.ClassstudentsDaoI;
+import com.example.aes.user.model.Classes;
+import com.example.aes.user.model.Json;
 import com.example.aes.user.model.PMClasses;
 import com.example.aes.user.service.ClassesServiceI;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.Date;
+
-import java.util.HashMap;
 import java.util.List;
-import java.util.UUID;
 
 @Service
 public class ClassesServiceImpl implements ClassesServiceI {
 
 	private ClassesDaoI classesDao;
-//	private ClassstudentsDaoI classstudentsDao;
+	private ClassstudentsDaoI classstudentsDao;
-//	private AttendenceDaoI attendenceDao;
+
+	//	private AttendenceDaoI attendenceDao;
 //	private StudentAttendenceDaoI studentattendenceDao;
 //	private ExamClassesDaoI examClassesDao;
 @Autowired
 public void setClassesDao(ClassesDaoI classesDao) {
 	this.classesDao = classesDao;
 }
+@Autowired
+public void setclassstudentsDao(ClassstudentsDaoI classstudentsDao) {
+		this.classstudentsDao = classstudentsDao;
+	}
 
 
 	@Override
@@ -37,5 +42,26 @@ public void setClassesDao(ClassesDaoI classesDao) {
 		return classesDao.findClassesByCondition(pmclasses);
 	}
 
+	public Json takeOneClass(String inviteCode, int studentID) {
+		Json json = new Json();
+		Classes classes = classesDao.getClassesByCode(inviteCode);// 先检查是否有该班级
+		if (classes != null) {
+			boolean result = classstudentsDao.findClassStudentByUserId(studentID, classes.getId());
+			if (result == false) {
+				result = classstudentsDao.insertClassStudent(studentID, classes.getId());
+				int studentsNum = classstudentsDao.getClassStudentsNum(classes.getId());
+				boolean results = classesDao.updateClassStudentsNum(classes.getId(), studentsNum);
+				json.setSuccess(true);
+				json.setMsg("加入班级成功");
+			} else {
+				json.setSuccess(false);
+				json.setMsg("已经在班级中");
+			}
+		} else {
+			json.setSuccess(false);
+			json.setMsg("没有找到该班级");
+		}
+		return json;
+	}
 
 }