fix: 移除已消费的文件URL并优化递归收集逻辑

workflow/service/flow/lambda_node_util.go

@@ -105,19 +105,27 @@ func GetComposeResult(ctx context.Context, buildType int, modelName, promptConte
 	}
 	var callbackUrl = utils.GetCallbackURL(ctx, "/flow/execution/composeCallBack")
 	var consult = make([]flowDto.Consult, 0)
-	var collectFileUrls func(val any)
-	collectFileUrls = func(val any) {
+	var collectFileUrls func(val any) (fullyConsumed bool)
+	collectFileUrls = func(val any) (fullyConsumed bool) {
 		switch {
 		case g.NewVar(val).IsSlice():
 			slice := gconv.SliceAny(val)
+			allConsumed := false
 			for _, item := range slice {
-				collectFileUrls(item)
+				if collectFileUrls(item) {
+					allConsumed = true
+				}
 			}
+			return allConsumed
 		case g.NewVar(val).IsMap():
 			m := gconv.Map(val)
+			allConsumed := false
 			for _, item := range m {
-				collectFileUrls(item)
+				if collectFileUrls(item) {
+					allConsumed = true
+				}
 			}
+			return allConsumed
 		default:
 			s := gconv.String(val)
 			if s != "" {
@@ -127,13 +135,21 @@ func GetComposeResult(ctx context.Context, buildType int, modelName, promptConte
 						Type: getFileTypeByPath,
 						Url:  s,
 					})
+					return true
 				}
 			}
+			return false
 		}
 	}
+	var newUserForm []map[string]any
 	for _, m := range userForm {
-		for _, v := range gconv.Map(m) {
-			collectFileUrls(v)
+		for k, v := range m {
+			if collectFileUrls(v) {
+				delete(m, k)
+			}
+		}
+		if len(m) > 0 {
+			newUserForm = append(newUserForm, m)
 		}
 	}
 	for _, v := range fileUrl {
@@ -152,7 +168,7 @@ func GetComposeResult(ctx context.Context, buildType int, modelName, promptConte
 		CallbackUrl: callbackUrl,
 		Cause:       cause,
 		Form:        form,
-		UserForm:    userForm,
+		UserForm:    newUserForm,
 		Consult:     consult,
 		SessionId:   sessionId,
 		NodeId:      nodeId,
@@ -236,17 +252,21 @@ func waitGatewayResult(ctx context.Context, taskId string) (map[string]any, erro
 	}
 
 	task := new(flowDto.ModelCallbackReq)
-	if err := gconv.Struct(waitRes, task); err != nil {
+	if err = gconv.Struct(waitRes, task); err != nil {
 		return nil, err
 	}
-
 	if task.State == 3 || !g.IsEmpty(task.ErrorMsg) {
 		return nil, fmt.Errorf("模型执行失败：%s", task.ErrorMsg)
 	}
 	if g.IsEmpty(task.Messages) {
 		return nil, fmt.Errorf("模型返回结果为空")
 	}
-
+	// 获取远程文件内容
+	//file, err := GetFileBytesFromURL(ctx, task.OssFile)
+	//if err != nil {
+	//	return nil, err
+	//}
+	//task.Messages = gconv.Map(file)
 	return task.Messages, nil
 }
 
@@ -307,7 +327,6 @@ func GetModelResult(ctx context.Context, sessionId string, nodeInput *flowDto.No
 					return nil, fmt.Errorf("模型返回结果为空")
 				}
 
-				// Update taskResultMap for next round (used by VideoModel)
 				if nodeInput.Config.NodeCode == node.NodeTypeVideoModel {
 					ext := GetFileTypeByPath(gconv.String(taskResult[modelInfo.Model.ResponseBody]))
 					if ext == "image" {
@@ -334,15 +353,12 @@ func GetModelResult(ctx context.Context, sessionId string, nodeInput *flowDto.No
 				taskIdList[idx] = taskId
 			}
 
-			// Step 2: Wait for all tasks in parallel
 			var wg sync.WaitGroup
 			errChan := make(chan error, len(taskIdList))
 
 			for idx, taskId := range taskIdList {
 				wg.Add(1)
 
-				// Pass idx and taskId as parameters to avoid loop variable capture bug
-				// This guarantees results are stored in the correct order matching original requests
 				go func(idx int, taskId string) {
 					defer wg.Done()