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feat: 🎸 课程报名&查询报名情况接口

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GoCo 2025-08-19 02:49:29 +08:00
parent 3d9fda6230
commit 7188b7a500
9 changed files with 412 additions and 0 deletions
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23
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/controller/CourseBizController.java
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@ -12,6 +12,7 @@ import org.jeecg.config.shiro.IgnoreAuth;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@ -29,6 +30,7 @@ import org.jeecg.modules.gen.resource.entity.Resource;
import java.util.List;
import java.util.stream.Collectors;
import javax.annotation.PostConstruct;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@ -139,6 +141,27 @@ public class CourseBizController {
return Result.OK(list);
}
@PostMapping("/{courseId}/enroll")
@Operation(summary = "报名课程", description = "该接口需要携带用户登录token。根据课程id报名课程。返回值为报名结果，报名成功返回success")
public Result<String> enrollCourse(@PathVariable(value = "courseId") String courseId, HttpServletRequest request, HttpServletResponse response) {
String token = request.getHeader(CommonConstant.X_ACCESS_TOKEN);
String username = JwtUtil.getUsername(token);
LoginUser sysUser = sysBaseApi.getUserByName(username);
String result = courseBizService.enrollCourse(courseId, sysUser.getId());
return Result.OK(result);
}
@GetMapping("/{courseId}/is_enrolled")
@Operation(summary = "查询课程是否已报名", description = "该接口需要携带用户登录token。根据课程id查询课程是否已报名。判断返回值的result是否为true")
public Result<Boolean> isEnrolled(@PathVariable(value = "courseId") String courseId, HttpServletRequest request, HttpServletResponse response) {
String token = request.getHeader(CommonConstant.X_ACCESS_TOKEN);
String username = JwtUtil.getUsername(token);
LoginUser sysUser = sysBaseApi.getUserByName(username);
boolean isEnrolled = courseBizService.isEnrolled(courseId, sysUser.getId());
return Result.OK(isEnrolled);
}
@GetMapping("/test")
@IgnoreAuth
public Result<String> test() {

16
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/service/CourseBizService.java
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@ -64,6 +64,22 @@ public interface CourseBizService extends IService<Course> {
* @return
*/
List<TeacherInfo> getCourseTeacherList(String courseId);
/**
* 报名课程
* @param courseId
* @param id
* @return
*/
String enrollCourse(String courseId, String id);
/**
* 查询课程是否已报名
* @param courseId
* @param id
* @return
*/
boolean isEnrolled(String courseId, String id);
}

72
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/biz/service/impl/CourseBizServiceImpl.java
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@ -16,6 +16,8 @@ import org.jeecg.modules.gen.coursecategory.entity.CourseCategory;
import org.jeecg.modules.gen.coursecategory.mapper.CourseCategoryMapper;
import org.jeecg.modules.gen.coursesection.entity.CourseSection;
import org.jeecg.modules.gen.coursesection.mapper.CourseSectionMapper;
import org.jeecg.modules.gen.coursesignup.entity.CourseSignup;
import org.jeecg.modules.gen.coursesignup.mapper.CourseSignupMapper;
import org.jeecg.modules.gen.courseteacher.entity.CourseTeacher;
import org.jeecg.modules.gen.courseteacher.mapper.CourseTeacherMapper;
import org.jeecg.modules.gen.homework.mapper.HomeworkMapper;
@ -27,6 +29,7 @@ import org.jeecg.modules.system.mapper.SysUserMapper;
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.web.multipart.MultipartFile;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
@ -41,6 +44,7 @@ import java.nio.file.StandardCopyOption;
import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.stream.Stream;
import java.util.Date;
@Slf4j
@Service
@ -73,6 +77,9 @@ public class CourseBizServiceImpl extends ServiceImpl<CourseMapper, Course> impl
@Autowired
private HomeworkMapper homeworkMapper;
@Autowired
private CourseSignupMapper courseSignupMapper;
@Override
public <T> List<T> getCourseSectionDetail(Integer type, String sectionId, Class<T> clazz) {
// 1. 查询章节是否存在
@ -352,6 +359,71 @@ public class CourseBizServiceImpl extends ServiceImpl<CourseMapper, Course> impl
}
return result;
}
@Override
@Transactional(rollbackFor = Exception.class)
public String enrollCourse(String courseId, String userId) {
// 1. 参数校验
if (courseId == null || courseId.trim().isEmpty()) {
throw new RuntimeException("课程ID不能为空");
}
if (userId == null || userId.trim().isEmpty()) {
throw new RuntimeException("用户ID不能为空");
}
// 2. 查询课程是否存在
Course course = courseMapper.selectById(courseId);
if (course == null) {
throw new RuntimeException("课程不存在");
}
// 3. 检查用户是否已报名
QueryWrapper<CourseSignup> signupQuery = new QueryWrapper<>();
signupQuery.eq("user_id", userId).eq("course_id", courseId);
CourseSignup existingSignup = courseSignupMapper.selectOne(signupQuery);
if (existingSignup != null) {
return "success"; // 已报名
}
// 4. 检查课程是否可以报名
if (course.getStatus() != null && course.getStatus() != 1) {
throw new RuntimeException("课程当前状态不允许报名");
}
// 5. 检查报名人数是否已满
if (course.getMaxEnroll() != null && course.getEnrollCount() != null) {
if (course.getEnrollCount() >= course.getMaxEnroll()) {
throw new RuntimeException("报名人数已满");
}
}
// 6. 创建报名记录
CourseSignup signup = new CourseSignup();
signup.setUserId(userId);
signup.setCourseId(courseId);
signup.setCreateTime(new Date());
signup.setCreateBy(userId);
int insertResult = courseSignupMapper.insert(signup);
if (insertResult <= 0) {
throw new RuntimeException("报名失败");
}
// 7. 更新课程报名人数
int currentEnrollCount = course.getEnrollCount() == null ? 0 : course.getEnrollCount();
course.setEnrollCount(currentEnrollCount + 1);
courseMapper.updateById(course);
return "success";
}
@Override
public boolean isEnrolled(String courseId, String userId) {
QueryWrapper<CourseSignup> signupQuery = new QueryWrapper<>();
signupQuery.eq("user_id", userId).eq("course_id", courseId);
CourseSignup existingSignup = courseSignupMapper.selectOne(signupQuery);
return existingSignup != null;
}
}

182
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/controller/CourseSignupController.java Normal file
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@ -0,0 +1,182 @@
package org.jeecg.modules.gen.coursesignup.controller;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jeecg.common.api.vo.Result;
import org.jeecg.common.system.query.QueryGenerator;
import org.jeecg.common.system.query.QueryRuleEnum;
import org.jeecg.common.util.oConvertUtils;
import org.jeecg.modules.gen.coursesignup.entity.CourseSignup;
import org.jeecg.modules.gen.coursesignup.service.ICourseSignupService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
import org.jeecg.common.system.base.controller.JeecgController;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import com.alibaba.fastjson.JSON;
import io.swagger.v3.oas.annotations.tags.Tag;
import io.swagger.v3.oas.annotations.Operation;
import org.jeecg.common.aspect.annotation.AutoLog;
import org.apache.shiro.authz.annotation.RequiresPermissions;
/**
* @Description: 课程报名
* @Author: jeecg-boot
* @Date: 2025-08-19
* @Version: V1.0
*/
@Tag(name="课程报名")
@RestController
@RequestMapping("/gen/coursesignup/courseSignup")
@Slf4j
public class CourseSignupController extends JeecgController<CourseSignup, ICourseSignupService> {
@Autowired
private ICourseSignupService courseSignupService;
/**
* 分页列表查询
*
* @param courseSignup
* @param pageNo
* @param pageSize
* @param req
* @return
*/
//@AutoLog(value = "课程报名-分页列表查询")
@Operation(summary="课程报名-分页列表查询")
@GetMapping(value = "/list")
public Result<IPage<CourseSignup>> queryPageList(CourseSignup courseSignup,
@RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
@RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
HttpServletRequest req) {
QueryWrapper<CourseSignup> queryWrapper = QueryGenerator.initQueryWrapper(courseSignup, req.getParameterMap());
Page<CourseSignup> page = new Page<CourseSignup>(pageNo, pageSize);
IPage<CourseSignup> pageList = courseSignupService.page(page, queryWrapper);
return Result.OK(pageList);
}
/**
* 添加
*
* @param courseSignup
* @return
*/
@AutoLog(value = "课程报名-添加")
@Operation(summary="课程报名-添加")
@RequiresPermissions("gen.coursesignup:course_signup:add")
@PostMapping(value = "/add")
public Result<String> add(@RequestBody CourseSignup courseSignup) {
courseSignupService.save(courseSignup);
return Result.OK("添加成功！");
}
/**
* 编辑
*
* @param courseSignup
* @return
*/
@AutoLog(value = "课程报名-编辑")
@Operation(summary="课程报名-编辑")
@RequiresPermissions("gen.coursesignup:course_signup:edit")
@RequestMapping(value = "/edit", method = {RequestMethod.PUT,RequestMethod.POST})
public Result<String> edit(@RequestBody CourseSignup courseSignup) {
courseSignupService.updateById(courseSignup);
return Result.OK("编辑成功!");
}
/**
* 通过id删除
*
* @param id
* @return
*/
@AutoLog(value = "课程报名-通过id删除")
@Operation(summary="课程报名-通过id删除")
@RequiresPermissions("gen.coursesignup:course_signup:delete")
@DeleteMapping(value = "/delete")
public Result<String> delete(@RequestParam(name="id",required=true) String id) {
courseSignupService.removeById(id);
return Result.OK("删除成功!");
}
/**
* 批量删除
*
* @param ids
* @return
*/
@AutoLog(value = "课程报名-批量删除")
@Operation(summary="课程报名-批量删除")
@RequiresPermissions("gen.coursesignup:course_signup:deleteBatch")
@DeleteMapping(value = "/deleteBatch")
public Result<String> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
this.courseSignupService.removeByIds(Arrays.asList(ids.split(",")));
return Result.OK("批量删除成功!");
}
/**
* 通过id查询
*
* @param id
* @return
*/
//@AutoLog(value = "课程报名-通过id查询")
@Operation(summary="课程报名-通过id查询")
@GetMapping(value = "/queryById")
public Result<CourseSignup> queryById(@RequestParam(name="id",required=true) String id) {
CourseSignup courseSignup = courseSignupService.getById(id);
if(courseSignup==null) {
return Result.error("未找到对应数据");
}
return Result.OK(courseSignup);
}
/**
* 导出excel
*
* @param request
* @param courseSignup
*/
@RequiresPermissions("gen.coursesignup:course_signup:exportXls")
@RequestMapping(value = "/exportXls")
public ModelAndView exportXls(HttpServletRequest request, CourseSignup courseSignup) {
return super.exportXls(request, courseSignup, CourseSignup.class, "课程报名");
}
/**
* 通过excel导入数据
*
* @param request
* @param response
* @return
*/
@RequiresPermissions("gen.coursesignup:course_signup:importExcel")
@RequestMapping(value = "/importExcel", method = RequestMethod.POST)
public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
return super.importExcel(request, response, CourseSignup.class);
}
}

64
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/entity/CourseSignup.java Normal file
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@ -0,0 +1,64 @@
package org.jeecg.modules.gen.coursesignup.entity;
import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.math.BigDecimal;
import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import com.baomidou.mybatisplus.annotation.TableLogic;
import org.jeecg.common.constant.ProvinceCityArea;
import org.jeecg.common.util.SpringContextUtils;
import lombok.Data;
import com.fasterxml.jackson.annotation.JsonFormat;
import org.springframework.format.annotation.DateTimeFormat;
import org.jeecgframework.poi.excel.annotation.Excel;
import org.jeecg.common.aspect.annotation.Dict;
import io.swagger.v3.oas.annotations.media.Schema;
import lombok.EqualsAndHashCode;
import lombok.experimental.Accessors;
/**
* @Description: 课程报名
* @Author: jeecg-boot
* @Date: 2025-08-19
* @Version: V1.0
*/
@Data
@TableName("course_signup")
@Accessors(chain = true)
@EqualsAndHashCode(callSuper = false)
@Schema(description="课程报名")
public class CourseSignup implements Serializable {
private static final long serialVersionUID = 1L;
/**主键*/
@TableId(type = IdType.ASSIGN_ID)
@Schema(description = "主键")
private java.lang.String id;
/**用户id*/
@Excel(name = "用户id", width = 15)
@Schema(description = "用户id")
private java.lang.String userId;
/**课程id*/
@Excel(name = "课程id", width = 15)
@Schema(description = "课程id")
private java.lang.String courseId;
/**创建人*/
@Schema(description = "创建人")
private java.lang.String createBy;
/**创建日期*/
@JsonFormat(timezone = "GMT+8",pattern = "yyyy-MM-dd HH:mm:ss")
@DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
@Schema(description = "创建日期")
private java.util.Date createTime;
/**更新人*/
@Schema(description = "更新人")
private java.lang.String updateBy;
/**更新日期*/
@JsonFormat(timezone = "GMT+8",pattern = "yyyy-MM-dd HH:mm:ss")
@DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
@Schema(description = "更新日期")
private java.util.Date updateTime;
}

17
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/mapper/CourseSignupMapper.java Normal file
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@ -0,0 +1,17 @@
package org.jeecg.modules.gen.coursesignup.mapper;
import java.util.List;
import org.apache.ibatis.annotations.Param;
import org.jeecg.modules.gen.coursesignup.entity.CourseSignup;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
/**
* @Description: 课程报名
* @Author: jeecg-boot
* @Date: 2025-08-19
* @Version: V1.0
*/
public interface CourseSignupMapper extends BaseMapper<CourseSignup> {
}

5
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/mapper/xml/CourseSignupMapper.xml Normal file
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@ -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="org.jeecg.modules.gen.coursesignup.mapper.CourseSignupMapper">
</mapper>

14
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/service/ICourseSignupService.java Normal file
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@ -0,0 +1,14 @@
package org.jeecg.modules.gen.coursesignup.service;
import org.jeecg.modules.gen.coursesignup.entity.CourseSignup;
import com.baomidou.mybatisplus.extension.service.IService;
/**
* @Description: 课程报名
* @Author: jeecg-boot
* @Date: 2025-08-19
* @Version: V1.0
*/
public interface ICourseSignupService extends IService<CourseSignup> {
}

19
jeecg-boot/jeecg-boot-module/jeecg-module-learn/src/main/java/org/jeecg/modules/gen/coursesignup/service/impl/CourseSignupServiceImpl.java Normal file
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@ -0,0 +1,19 @@
package org.jeecg.modules.gen.coursesignup.service.impl;
import org.jeecg.modules.gen.coursesignup.entity.CourseSignup;
import org.jeecg.modules.gen.coursesignup.mapper.CourseSignupMapper;
import org.jeecg.modules.gen.coursesignup.service.ICourseSignupService;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
/**
* @Description: 课程报名
* @Author: jeecg-boot
* @Date: 2025-08-19
* @Version: V1.0
*/
@Service
public class CourseSignupServiceImpl extends ServiceImpl<CourseSignupMapper, CourseSignup> implements ICourseSignupService {
}