feat: 🎸 更多课程

jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolCourseController.java

@@ -28,6 +28,7 @@ import org.jeecg.modules.aiol.constant.EntityPermissionConst;
 import org.jeecg.modules.aiol.mapper.AiolCourseSignupMapper;
 import org.jeecg.modules.system.entity.SysUser;
 import org.jeecg.modules.system.mapper.SysUserMapper;
+import org.springframework.beans.BeanUtils;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -617,4 +618,55 @@ public class AiolCourseController extends JeecgController<AiolCourse, IAiolCours
             return Result.error("查询课程学生列表失败: " + e.getMessage());
         }
     }
+
+    @GetMapping("/{courseId}/more_courses")
+    @Operation(summary = "更多课程推荐", description = "根据课程ID推荐相似课程，暂时使用随机推荐算法")
+    @IgnoreAuth
+    public Result<List<CourseWithTeacherInfo>> queryMoreCourses(
+            @PathVariable(value = "courseId") String courseId,
+            @RequestParam(value = "limit", defaultValue = "6") Integer limit) {
+        try {
+            // 1. 查询所有课程（排除当前课程）
+            QueryWrapper<AiolCourse> queryWrapper = new QueryWrapper<>();
+            queryWrapper.ne("id", courseId);
+            queryWrapper.eq("status", 1); // 只推荐进行中的课程
+            
+            List<AiolCourse> allCourses = aiolCourseService.list(queryWrapper);
+            
+            if (allCourses.isEmpty()) {
+                return Result.OK(new ArrayList<>());
+            }
+            
+            // 2. 随机选择课程
+            List<CourseWithTeacherInfo> result = new ArrayList<>();
+            List<AiolCourse> selectedCourses;
+            
+            if (allCourses.size() <= limit) {
+                selectedCourses = allCourses;
+            } else {
+                // 随机打乱并取前limit个
+                Collections.shuffle(allCourses);
+                selectedCourses = allCourses.subList(0, limit);
+            }
+            
+            // 3. 转换为CourseWithTeacherInfo格式
+            for (AiolCourse course : selectedCourses) {
+                CourseWithTeacherInfo courseWithTeacher = new CourseWithTeacherInfo();
+                // 复制课程基本信息
+                BeanUtils.copyProperties(course, courseWithTeacher);
+                
+                // 获取讲师信息
+                List<TeacherInfo> teachers = aiolCourseService.getCourseTeacherList(course.getId());
+                courseWithTeacher.setTeacherList(teachers);
+                
+                result.add(courseWithTeacher);
+            }
+            
+            return Result.OK(result);
+            
+        } catch (Exception e) {
+            log.error("查询更多课程失败: courseId={}, error={}", courseId, e.getMessage(), e);
+            return Result.error("查询更多课程失败: " + e.getMessage());
+        }
+    }
 }