diff --git a/controllers/ai.go b/controllers/ai.go
index ebb17b1..aa08a6e 100644
--- a/controllers/ai.go
+++ b/controllers/ai.go
@@ -322,6 +322,7 @@ func (tc *TrainingController) AnalyzeByAI(c *gin.Context) {
 	analysisType := c.PostForm("analysis_type")
 	teachingPlanSource := c.PostForm("teaching_plan_source")
 	regionIDStr := c.PostForm("regionid")
+	trainID := c.PostForm("trainid")
 	if analysisType == "" {
 		analysisType = analysisTypeHeartRateOnly
 	}
@@ -436,6 +437,7 @@ func (tc *TrainingController) AnalyzeByAI(c *gin.Context) {
 
 	record := models.AIAnalysisRecord{
 		RegionID:              regionID,
+		TrainId:               trainID,
 		SourceType:            teachingPlanSource,
 		AnalysisType:          analysisType,
 		AnalysisResult:        analysisResult.Content,
diff --git a/controllers/train.go b/controllers/train.go
index f818ce2..011df80 100644
--- a/controllers/train.go
+++ b/controllers/train.go
@@ -218,6 +218,31 @@ func (tc *TrainingController) UploadTrainingSession(c *gin.Context) {
 	writeSuccess(c, http.StatusOK, "session updated", nil)
 }
 
+type cloudLessonPlanItem struct {
+	ID               uint   `json:"id"`
+	OriginalFilename string `json:"originalFilename"`
+	FileSize         int64  `json:"fileSize"`
+	UploaderName     string `json:"uploaderName"`
+}
+
+func (tc *TrainingController) ListCloudLessonPlans(c *gin.Context) {
+	var records []models.AppFile
+	if err := tc.DB.Where("file_type = ?", models.AppFileTypeLessonPlan).Order("created_at DESC").Find(&records).Error; err != nil {
+		writeError(c, http.StatusInternalServerError, "failed to list lesson plans")
+		return
+	}
+	items := make([]cloudLessonPlanItem, 0, len(records))
+	for _, r := range records {
+		items = append(items, cloudLessonPlanItem{
+			ID:               r.ID,
+			OriginalFilename: r.OriginalFilename,
+			FileSize:         r.FileSize,
+			UploaderName:     r.UploaderName,
+		})
+	}
+	writeSuccess(c, http.StatusOK, "query success", items)
+}
+
 // analysis_response.go
 type AnalysisResponse struct {
 	Status  string `json:"status"`  // 状态码
diff --git a/models/analyze.go b/models/analyze.go
index 82e8336..d567750 100644
--- a/models/analyze.go
+++ b/models/analyze.go
@@ -7,6 +7,7 @@ import (
 type AIAnalysisRecord struct {
 	gorm.Model
 	RegionID              *uint32 `gorm:"index" json:"regionId"`
+	TrainId               string  `gorm:"size:255;index" json:"trainId"`
 	SourceType            string  `gorm:"size:32" json:"sourceType"`
 	AnalysisType          string  `gorm:"size:32" json:"analysisType"`
 	AnalysisResult        string  `gorm:"type:text" json:"analysisResult"`
diff --git a/routes/routes.go b/routes/routes.go
index 2b3ef76..a3f57ad 100644
--- a/routes/routes.go
+++ b/routes/routes.go
@@ -52,6 +52,7 @@ func SetupRouter() *gin.Engine {
 		{
 			records.POST("", trainingController.CreateTrainingRecord)
 			records.POST("/session", trainingController.UploadTrainingSession)
+			records.GET("/cloud-files", trainingController.ListCloudLessonPlans)
 			records.GET("/analysis", trainingController.HandleCurveAnalysis)
 			records.POST("/analysis-by-ai", trainingController.AnalyzeByAI)
 			// 可扩展其他路由：GET, PUT, DELETE等