feat: 🎸 查询视频学习进度接口

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

@@ -406,6 +406,21 @@ public class AiolCourseController extends JeecgController<AiolCourse, IAiolCours
         return Result.OK(result);
     }
 
+    @GetMapping("/{courseId}/get_video_progress")
+    @Operation(summary = "查询视频学习进度", description = "查询用户在指定视频章节的学习进度，包括已学习时长和视频总时长")
+    public Result<Map<String, Object>> queryVideoProgress(
+            @PathVariable(value = "courseId") String courseId,
+            @RequestParam(value = "sectionId") String sectionId,
+            HttpServletRequest request) {
+
+        String token = request.getHeader(CommonConstant.X_ACCESS_TOKEN);
+        String username = JwtUtil.getUsername(token);
+        LoginUser sysUser = sysBaseApi.getUserByName(username);
+
+        Map<String, Object> result = aiolCourseService.queryVideoProgress(courseId, sectionId, sysUser.getId());
+        return Result.OK(result);
+    }
+
     @GetMapping("/count")
     @Operation(summary = "查询课程总数", description = "返回系统中所有课程的总数量")
     @IgnoreAuth

jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/service/IAiolCourseService.java

@@ -104,5 +104,14 @@ public interface IAiolCourseService extends IService<AiolCourse> {
      * @param id
      * @return
      */
-    Map<String, Object> recordVideoProgress(String courseId, String sectionId, Integer duration, String id);
+    Map<String, Object> recordVideoProgress(String courseId, String sectionId, Integer duration, String userId);
+
+    /**
+     * 查询视频学习进度
+     * @param courseId
+     * @param sectionId
+     * @param id
+     * @return
+     */
+    Map<String, Object> queryVideoProgress(String courseId, String sectionId, String userId);
 }

jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/service/impl/AiolCourseServiceImpl.java

@@ -805,4 +805,60 @@ public class AiolCourseServiceImpl extends ServiceImpl<AiolCourseMapper, AiolCou
             return resourceMapper.selectById(resourceId);
         }
     }
+
+    @Override
+    public Map<String, Object> queryVideoProgress(String courseId, String sectionId, String userId) {
+        Map<String, Object> result = new HashMap<>();
+
+        try {
+            // 1. 查询用户在该章节的学习进度
+            QueryWrapper<AiolLearnProgress> progressQuery = new QueryWrapper<>();
+            progressQuery.eq("user_id", userId)
+                    .eq("course_id", courseId)
+                    .eq("section_id", sectionId);
+
+            AiolLearnProgress learnProgress = learnProgressMapper.selectOne(progressQuery);
+
+            // 2. 获取已学习时长
+            Integer learnedDuration = 0;
+
+            if (learnProgress != null) {
+                learnedDuration = learnProgress.getDuration() != null ? learnProgress.getDuration() : 0;
+            }
+
+            // 3. 从Redis缓存获取视频资源信息，如果没有则从数据库查询并缓存
+            String sourceType = EntityLinkConst.SourceType.COURSE_SECTION;
+            String targetType = EntityLinkConst.TargetType.RESOURCE;
+
+            List<String> resourceIds = entityLinkBizService.listTargetIds(sourceType, sectionId, targetType);
+            if (resourceIds.isEmpty()) {
+                result.put("success", false);
+                result.put("message", "未找到章节对应的视频资源");
+                return result;
+            }
+
+            String resourceId = resourceIds.get(0);
+            AiolResource resource = getVideoResourceFromCache(resourceId);
+
+            if (resource == null || resource.getDuration() == null) {
+                result.put("success", false);
+                result.put("message", "视频资源信息不完整");
+                return result;
+            }
+
+            Integer totalDuration = resource.getDuration();
+
+            // 6. 构建返回结果
+            result.put("success", true);
+            result.put("learnedDuration", learnedDuration); // 已学习时长（秒）
+            result.put("totalDuration", totalDuration); // 视频总时长（秒）
+        } catch (Exception e) {
+            log.error("查询视频学习进度失败: courseId={}, sectionId={}, userId={}, error={}",
+                    courseId, sectionId, userId, e.getMessage(), e);
+            result.put("success", false);
+            result.put("message", "查询学习进度失败: " + e.getMessage());
+        }
+
+        return result;
+    }
 }