fix(123pan): add warning for mismatched file count when listing files (#6814)

Fixes an issue where using `file_name` order could result in incorrect file counts compared to response fields.

drivers/123/driver.go

@@ -53,7 +53,7 @@ func (d *Pan123) Drop(ctx context.Context) error {
 }
 
 func (d *Pan123) List(ctx context.Context, dir model.Obj, args model.ListArgs) ([]model.Obj, error) {
-	files, err := d.getFiles(dir.GetID())
+	files, err := d.getFiles(dir.GetID(), dir.GetName())
 	if err != nil {
 		return nil, err
 	}

drivers/123/types.go

@@ -87,8 +87,9 @@ var _ model.Thumb = (*File)(nil)
 type Files struct {
 	//BaseResp
 	Data struct {
-		InfoList []File `json:"InfoList"`
 		Next     string `json:"Next"`
+		Total    int    `json:"Total"`
+		InfoList []File `json:"InfoList"`
 	} `json:"data"`
 }
 

drivers/123/util.go

@@ -3,6 +3,7 @@ package _123
 import (
 	"errors"
 	"fmt"
+	log "github.com/sirupsen/logrus"
 	"hash/crc32"
 	"math"
 	"math/rand"
@@ -232,8 +233,9 @@ func (d *Pan123) request(url string, method string, callback base.ReqCallback, r
 	return body, nil
 }
 
-func (d *Pan123) getFiles(parentId string) ([]File, error) {
+func (d *Pan123) getFiles(parentId string, name string) ([]File, error) {
 	page := 1
+	total := 0
 	res := make([]File, 0)
 	// 2024-02-06 fix concurrency by 123pan
 	for {
@@ -265,9 +267,13 @@ func (d *Pan123) getFiles(parentId string) ([]File, error) {
 		}
 		page++
 		res = append(res, resp.Data.InfoList...)
+		total = resp.Data.Total
 		if len(resp.Data.InfoList) == 0 || resp.Data.Next == "-1" {
 			break
 		}
 	}
+	if len(res) != total {
+		log.Warnf("incorrect file count from remote at %s: expected %d, got %d", name, total, len(res))
+	}
 	return res, nil
 }